syzkaller login: [ 523.133326][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 523.134432][ T31] audit: type=1400 audit(523.040:58): avc: denied { read write } for pid=3099 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 [ 523.135676][ T31] audit: type=1400 audit(523.050:59): avc: denied { open } for pid=3099 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]:47889' (ED25519) to the list of known hosts. [ 556.175860][ T31] audit: type=1400 audit(556.090:60): avc: denied { execute } for pid=3112 comm="sh" name="syz-executor1847322055" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 556.181631][ T31] audit: type=1400 audit(556.090:61): avc: denied { execute_no_trans } for pid=3112 comm="sh" path="/syz-executor1847322055" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 556.367487][ T31] audit: type=1400 audit(556.280:62): avc: denied { execmem } for pid=3112 comm="syz-executor184" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 556.647416][ T31] audit: type=1400 audit(556.560:63): avc: denied { prog_load } for pid=3113 comm="syz-executor184" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 556.648742][ T31] audit: type=1400 audit(556.560:64): avc: denied { bpf } for pid=3113 comm="syz-executor184" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 556.649024][ T31] audit: type=1400 audit(556.560:65): avc: denied { perfmon } for pid=3113 comm="syz-executor184" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 556.664675][ T31] audit: type=1400 audit(556.580:66): avc: denied { prog_run } for pid=3113 comm="syz-executor184" 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 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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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing 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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 [ 702.933371][ C1] hrtimer: interrupt took 8021488 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.075732][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 1324.119585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.135348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.155072][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.164208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.185050][ T32] Call trace: [ 1324.202299][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.205534][ T32] r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 [ 1324.206982][ T32] r4:83238000 [ 1324.207741][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.208884][ T32] r5:83238000 r4:8291a680 [ 1324.224584][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.225679][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.226023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 1324.226164][ T32] r4:00000000 [ 1324.226295][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.226467][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.226627][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.226791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a3c0 [ 1324.226914][ T32] r4:00000000 [ 1324.227032][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.227202][ T32] r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.227302][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.227438][ T32] r5:00001000 r4:dfa6b000 [ 1324.227529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.227647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.227768][ T32] r5:85652b8c r4:85652800 [ 1324.227855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.227981][ T32] r7:dddced80 r6:83018000 r5:85652b8c r4:830b8580 [ 1324.228070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.228199][ T32] r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.228287][ T32] r4:830b8580 [ 1324.228372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.228505][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 [ 1324.228594][ T32] r4:00000001 [ 1324.228679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.228917][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 1324.229129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.229251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.229392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.229537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.229631][ T32] r4:830b5940 [ 1324.230272][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.230457][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.230757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.230938][ T32] Call trace: [ 1324.231122][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.231254][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.231346][ T32] r4:00000000 [ 1324.231442][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.231559][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.231657][ T32] 5d20: bc598000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.231756][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.231852][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.231946][ T32] r5:80050013 r4:80239bb0 [ 1324.232033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.232154][ T32] r4:82ac21e4 [ 1324.232244][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.232363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.232461][ T32] r4:e0105dc0 [ 1324.232548][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.232665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.232755][ T32] r4:00000000 [ 1324.232841][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.253555][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.259232][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.263930][ T32] r5:00001000 r4:e0433000 [ 1324.264583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.265352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.266175][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.266916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.267683][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.268265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.268861][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.269404][ T32] r4:84aec980 [ 1324.269790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.270498][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.271321][ T32] r4:00000001 [ 1324.271790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.272291][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.272783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.273763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.274375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.274873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.275425][ T32] r4:849d6240 [ 1324.275987][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.276524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.276986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.277596][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.278426][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.279032][ T32] Call trace: [ 1324.279529][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.280068][ T32] r10:8291a684 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 [ 1324.280616][ T32] r4:83242400 [ 1324.281023][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.282984][ T32] r5:83242400 r4:8291a680 [ 1324.283858][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.284588][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.285386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.285946][ T32] r4:00000000 [ 1324.286392][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.286925][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.287470][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.288022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085400 [ 1324.288592][ T32] r4:00000000 [ 1324.288943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.289621][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1324.290851][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.293843][ T32] r5:00001000 r4:ed6ad000 [ 1324.294250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.294823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.295473][ T32] r5:85c4d78c r4:85c4d400 [ 1324.295847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.296431][ T32] r7:ddde2d80 r6:83018200 r5:85c4d78c r4:830cc080 [ 1324.296847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.297479][ T32] r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.298012][ T32] r4:830cc080 [ 1324.298391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.298980][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 [ 1324.299454][ T32] r4:00000001 [ 1324.299818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.300311][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.300753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.301261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.301840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.302297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.302807][ T32] r4:830cb100 [ 1324.304812][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.310007][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.314187][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.314856][ T32] Call trace: [ 1324.315361][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.315924][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.316460][ T32] r4:00000000 [ 1324.316851][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.317441][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.317867][ T32] 5d20: bcd94000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.318434][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.319055][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.319515][ T32] r5:80050013 r4:80239bb0 [ 1324.319937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.320777][ T32] r4:82ac21e4 [ 1324.321340][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.321900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.322387][ T32] r4:e0105dc0 [ 1324.322729][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.324000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.324478][ T32] r4:00000000 [ 1324.324868][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.325766][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.329354][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.334131][ T32] r5:00001000 r4:e0433000 [ 1324.334674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.335384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.336110][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.336655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.337386][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.337955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.338892][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.339545][ T32] r4:84aec980 [ 1324.340027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.340688][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.341391][ T32] r4:00000001 [ 1324.341838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.342508][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.343305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.344007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.344926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.345596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.346253][ T32] r4:849d6240 [ 1324.346894][ T32] INFO: task kworker/0:3:3052 blocked for more than 450 seconds. [ 1324.347494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.348074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.352913][ T32] task:kworker/0:3 state:D stack:0 pid:3052 tgid:3052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.354524][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.355306][ T32] Call trace: [ 1324.355987][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.356685][ T32] r10:8291a684 r9:ec6e5d84 r8:00000002 r7:60000113 r6:ec6e5d8c r5:83b13000 [ 1324.357353][ T32] r4:83b13000 [ 1324.357831][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.358527][ T32] r5:83b13000 r4:8291a680 [ 1324.359005][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.359791][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.360748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 [ 1324.361423][ T32] r4:00000000 [ 1324.361842][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.362584][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.366386][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.373712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08d80 [ 1324.374328][ T32] r4:00000000 [ 1324.374702][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.375223][ T32] r9:83018005 r8:83b13000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.375701][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.376201][ T32] r5:00001000 r4:df9df000 [ 1324.376544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.377039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.377592][ T32] r5:8504bb8c r4:8504b800 [ 1324.377957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.378477][ T32] r7:dddced80 r6:83018000 r5:8504bb8c r4:8473e300 [ 1324.378861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.379307][ T32] r10:61c88647 r9:83b13000 r8:8473e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.379734][ T32] r4:8473e300 [ 1324.380048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.380800][ T32] r10:00000000 r9:8473e300 r8:80287e08 r7:df83de60 r6:8473e380 r5:83b13000 [ 1324.381915][ T32] r4:00000001 [ 1324.382359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.384296][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1324.385118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.385657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.386135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.386622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.388337][ T32] r4:8471e6c0 [ 1324.393935][ T32] INFO: task kworker/0:3:3052 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.395475][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397233][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.398338][ T32] Call trace: [ 1324.399206][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.400129][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.400956][ T32] r4:00000000 [ 1324.401280][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.401802][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.402182][ T32] 5d20: bd6e2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.402685][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.403706][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.404277][ T32] r5:80050013 r4:80239bb0 [ 1324.404843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.405736][ T32] r4:82ac21e4 [ 1324.411278][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.413847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.414514][ T32] r4:e0105dc0 [ 1324.414994][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.415727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.416434][ T32] r4:00000000 [ 1324.416943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.417794][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.418532][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.419115][ T32] r5:00001000 r4:e0433000 [ 1324.419639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.420521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.421434][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.421795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.422495][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.423357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.423952][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.424456][ T32] r4:84aec980 [ 1324.424829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.425414][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.425902][ T32] r4:00000001 [ 1324.429514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.433938][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.434645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.435500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.436344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.437159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.437875][ T32] r4:849d6240 [ 1324.438464][ T32] INFO: task kworker/1:3:3118 blocked for more than 450 seconds. [ 1324.439352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.439828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.440391][ T32] task:kworker/1:3 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.441778][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.442635][ T32] Call trace: [ 1324.443781][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.444876][ T32] r10:8291a684 r9:df95dd84 r8:00000002 r7:60000013 r6:df95dd8c r5:83ac8c00 [ 1324.445853][ T32] r4:83ac8c00 [ 1324.446413][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.447226][ T32] r5:83ac8c00 r4:8291a680 [ 1324.447914][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.448791][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.449728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df95de08 [ 1324.454096][ T32] r4:00000000 [ 1324.454765][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.455644][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.456564][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.457529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009180 [ 1324.458273][ T32] r4:00000000 [ 1324.458711][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.459304][ T32] r9:83018205 r8:83ac8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.459839][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.460514][ T32] r5:00001000 r4:df977000 [ 1324.461061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.461809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.464479][ T32] r5:84ad778c r4:84ad7400 [ 1324.471728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.474092][ T32] r7:ddde2d80 r6:83018200 r5:84ad778c r4:8473df80 [ 1324.474733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.475499][ T32] r10:61c88647 r9:83ac8c00 r8:8473dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.476259][ T32] r4:8473df80 [ 1324.476599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.477126][ T32] r10:00000000 r9:8473df80 r8:80287e08 r7:ead2de60 r6:8473d900 r5:83ac8c00 [ 1324.477749][ T32] r4:00000001 [ 1324.478112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.478665][ T32] Exception stack(0xdf95dfb0 to 0xdf95dff8) [ 1324.479137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.479656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.480194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.480679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.481172][ T32] r4:847eeac0 [ 1324.481920][ T32] INFO: task kworker/1:3:3118 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.482548][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.494067][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.494887][ T32] Call trace: [ 1324.495432][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.496013][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.496574][ T32] r4:00000000 [ 1324.496931][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.497532][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.497940][ T32] 5d20: be361000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.498455][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.498927][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.499332][ T32] r5:80050013 r4:80239bb0 [ 1324.499716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.500269][ T32] r4:82ac21e4 [ 1324.500579][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.501125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.501649][ T32] r4:e0105dc0 [ 1324.501959][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.502555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.503492][ T32] r4:00000000 [ 1324.503827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.504391][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.506295][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.513187][ T32] r5:00001000 r4:e0433000 [ 1324.513657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.514244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.514920][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.515277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.515823][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.516307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.516923][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.517478][ T32] r4:84aec980 [ 1324.517815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.518296][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.518757][ T32] r4:00000001 [ 1324.519065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.519539][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.519945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.520408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.520908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.521364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.521817][ T32] r4:849d6240 [ 1324.522142][ T32] INFO: task kworker/1:5:3122 blocked for more than 451 seconds. [ 1324.522707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.523672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.524243][ T32] task:kworker/1:5 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.525111][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.525823][ T32] Call trace: [ 1324.526368][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.526902][ T32] r10:8291a684 r9:df9bdd84 r8:00000002 r7:60000113 r6:df9bdd8c r5:841ab000 [ 1324.527423][ T32] r4:841ab000 [ 1324.527732][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.528221][ T32] r5:841ab000 r4:8291a680 [ 1324.528562][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.529138][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.529767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9bde08 [ 1324.530227][ T32] r4:00000000 [ 1324.532271][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.533733][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.534361][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.535008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b07c00 [ 1324.535572][ T32] r4:00000000 [ 1324.535939][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.541033][ T32] r9:83018205 r8:841ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.543720][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.544343][ T32] r5:00001000 r4:dfb41000 [ 1324.544794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.545434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.545981][ T32] r5:84ad6b8c r4:84ad6800 [ 1324.546424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.546996][ T32] r7:ddde2d80 r6:83018200 r5:84ad6b8c r4:8473d700 [ 1324.547390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.547859][ T32] r10:61c88647 r9:841ab000 r8:8473d72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.548356][ T32] r4:8473d700 [ 1324.548688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.549199][ T32] r10:00000000 r9:8473d700 r8:80287e08 r7:df95de60 r6:8473d080 r5:841ab000 [ 1324.549746][ T32] r4:00000001 [ 1324.550094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.550596][ T32] Exception stack(0xdf9bdfb0 to 0xdf9bdff8) [ 1324.550976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.551485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.551925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.552364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.552867][ T32] r4:847eed80 [ 1324.553864][ T32] INFO: task kworker/1:5:3122 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.554528][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.555595][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.559829][ T32] Call trace: [ 1324.563538][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.564109][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.564658][ T32] r4:00000000 [ 1324.565050][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.565659][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.566165][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.566687][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.567227][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.567670][ T32] r5:80050013 r4:80239bb0 [ 1324.568013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.568622][ T32] r4:82ac21e4 [ 1324.568932][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.569516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.569946][ T32] r4:e0105dc0 [ 1324.570272][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.570792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.571268][ T32] r4:00000000 [ 1324.571563][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.572089][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.572546][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.573350][ T32] r5:00001000 r4:e0433000 [ 1324.573547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.573679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573737][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.573758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.573806][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.573826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.573871][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.573893][ T32] r4:84aec980 [ 1324.573929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.573979][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.574000][ T32] r4:00000001 [ 1324.574040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.574114][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.574161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.574189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.574214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.574241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.574262][ T32] r4:849d6240 [ 1324.574306][ T32] INFO: task kworker/0:0:3123 blocked for more than 451 seconds. [ 1324.574348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.574399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.574424][ T32] task:kworker/0:0 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.574480][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.574560][ T32] Call trace: [ 1324.574595][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.574702][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83b16000 [ 1324.574735][ T32] r4:83b16000 [ 1324.574790][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.574865][ T32] r5:83b16000 r4:8291a680 [ 1324.574918][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.574960][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.575001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.575022][ T32] r4:00000000 [ 1324.575053][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.575094][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.575130][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.575169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08840 [ 1324.575192][ T32] r4:00000000 [ 1324.575211][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.575272][ T32] r9:83018005 r8:83b16000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1324.575296][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.575353][ T32] r5:00001000 r4:dffdd000 [ 1324.575376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.575415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.575455][ T32] r5:8504b78c r4:8504b400 [ 1324.575474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.575517][ T32] r7:dddced80 r6:83018000 r5:8504b78c r4:8473e980 [ 1324.575536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.575579][ T32] r10:61c88647 r9:83b16000 r8:8473e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.575711][ T32] r4:8473e980 [ 1324.575734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.575795][ T32] r10:00000000 r9:8473e980 r8:80287e08 r7:ec6e5e60 r6:8473ec00 r5:83b16000 [ 1324.576046][ T32] r4:00000001 [ 1324.576090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.576161][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.576201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.576248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.576276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.576302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.576323][ T32] r4:8473f2c0 [ 1324.576762][ T32] INFO: task kworker/0:0:3123 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.576806][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.576866][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.576923][ T32] Call trace: [ 1324.577004][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.577080][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.577106][ T32] r4:00000000 [ 1324.577125][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.577165][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.577192][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.577219][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.577242][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.577265][ T32] r5:80050013 r4:80239bb0 [ 1324.577284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.577356][ T32] r4:82ac21e4 [ 1324.577376][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.577416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.577438][ T32] r4:e0105dc0 [ 1324.577456][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.577496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.577530][ T32] r4:00000000 [ 1324.577733][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.577781][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.577802][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.577842][ T32] r5:00001000 r4:e0433000 [ 1324.577861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.577899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577939][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.577957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.578002][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.578021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.578077][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.578101][ T32] r4:84aec980 [ 1324.578119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.578163][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.578185][ T32] r4:00000001 [ 1324.578215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.578251][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.578398][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.578621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.578872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.578904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.578926][ T32] r4:849d6240 [ 1324.579092][ T32] INFO: task kworker/1:6:3126 blocked for more than 451 seconds. [ 1324.579128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.579152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.579480][ T32] task:kworker/1:6 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.579556][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.579599][ T32] Call trace: [ 1324.579641][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.579692][ T32] r10:8291a684 r9:df9d5d84 r8:00000002 r7:60000113 r6:df9d5d8c r5:83b11800 [ 1324.579713][ T32] r4:83b11800 [ 1324.579733][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.579788][ T32] r5:83b11800 r4:8291a680 [ 1324.579806][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.579843][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.579957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d5e08 [ 1324.579982][ T32] r4:00000000 [ 1324.580000][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.580034][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.580066][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.580156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b288c0 [ 1324.580181][ T32] r4:00000000 [ 1324.580209][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.580282][ T32] r9:83018205 r8:83b11800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.580306][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.580458][ T32] r5:00001000 r4:df9ef000 [ 1324.580480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.580519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.580778][ T32] r5:8509af8c r4:8509ac00 [ 1324.580800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.580846][ T32] r7:ddde2d80 r6:83018200 r5:8509af8c r4:8473d580 [ 1324.580865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.580909][ T32] r10:61c88647 r9:83b11800 r8:8473d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.580930][ T32] r4:8473d580 [ 1324.580949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.580990][ T32] r10:00000000 r9:8473d580 r8:80287e08 r7:df95de60 r6:8473eb00 r5:83b11800 [ 1324.581010][ T32] r4:00000001 [ 1324.581028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.581061][ T32] Exception stack(0xdf9d5fb0 to 0xdf9d5ff8) [ 1324.581114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.581145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.581170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.581196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.581217][ T32] r4:8483a080 [ 1324.581605][ T32] INFO: task kworker/1:6:3126 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.581778][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.581835][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.581877][ T32] Call trace: [ 1324.581904][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.581980][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.582005][ T32] r4:00000000 [ 1324.582025][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.582085][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.582114][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.582142][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.582166][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.582188][ T32] r5:80050013 r4:80239bb0 [ 1324.582207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.582246][ T32] r4:82ac21e4 [ 1324.582265][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.582304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.582324][ T32] r4:e0105dc0 [ 1324.582347][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.582387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.582437][ T32] r4:00000000 [ 1324.582491][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.582538][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.582598][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.582678][ T32] r5:00001000 r4:e0433000 [ 1324.582701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.582768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.582842][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.582863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.582909][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.582929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.583470][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.583529][ T32] r4:84aec980 [ 1324.583581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.583643][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.583665][ T32] r4:00000001 [ 1324.583684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.583721][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.583779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.583822][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.583863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.583921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.583945][ T32] r4:849d6240 [ 1324.583975][ T32] INFO: task kworker/1:7:3127 blocked for more than 451 seconds. [ 1324.584015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.584065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.584105][ T32] task:kworker/1:7 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.584182][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.584227][ T32] Call trace: [ 1324.584257][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.584306][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83b15400 [ 1324.584326][ T32] r4:83b15400 [ 1324.584351][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.584517][ T32] r5:83b15400 r4:8291a680 [ 1324.584541][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.584605][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.584667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.584690][ T32] r4:00000000 [ 1324.584774][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.584843][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.584884][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.584924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beec40 [ 1324.584946][ T32] r4:00000000 [ 1324.584964][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.585375][ T32] r9:83018205 r8:83b15400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.585891][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.585949][ T32] r5:00001000 r4:df9cb000 [ 1324.585971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.586010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.586067][ T32] r5:850f5f8c r4:850f5c00 [ 1324.586108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.586184][ T32] r7:ddde2d80 r6:83018200 r5:850f5f8c r4:8473d680 [ 1324.586428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.586479][ T32] r10:61c88647 r9:83b15400 r8:8473d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.586501][ T32] r4:8473d680 [ 1324.586519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.586560][ T32] r10:00000000 r9:8473d680 r8:80287e08 r7:df9d5e60 r6:8473eb80 r5:83b15400 [ 1324.586581][ T32] r4:00000001 [ 1324.586598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.586631][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.586923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.587080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.587111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.587139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.587161][ T32] r4:8483a080 [ 1324.587562][ T32] INFO: task kworker/1:7:3127 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.587597][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.587652][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.587873][ T32] Call trace: [ 1324.588055][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.588134][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.588159][ T32] r4:00000000 [ 1324.588177][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.588216][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.588243][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.588271][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.588335][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.588365][ T32] r5:80050013 r4:80239bb0 [ 1324.588734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.588777][ T32] r4:82ac21e4 [ 1324.588797][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.588836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.589156][ T32] r4:e0105dc0 [ 1324.589178][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.589219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.589316][ T32] r4:00000000 [ 1324.589355][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.589401][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.589526][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.589583][ T32] r5:00001000 r4:e0433000 [ 1324.589604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.589868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.589913][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.590067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.590116][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.590137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.590209][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.590234][ T32] r4:84aec980 [ 1324.590253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.590297][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.590318][ T32] r4:00000001 [ 1324.590348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.590385][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.590409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.590575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.590725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.590755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.590776][ T32] r4:849d6240 [ 1324.590799][ T32] INFO: task kworker/0:4:3130 blocked for more than 451 seconds. [ 1324.590827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.591105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.591131][ T32] task:kworker/0:4 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.591175][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.591343][ T32] Call trace: [ 1324.591376][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.591432][ T32] r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000013 r6:df9d1d8c r5:83b10000 [ 1324.591484][ T32] r4:83b10000 [ 1324.591505][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.591546][ T32] r5:83b10000 r4:8291a680 [ 1324.591565][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.591601][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.591693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1324.591966][ T32] r4:00000000 [ 1324.591986][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.592047][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.592083][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.592122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483e380 [ 1324.592143][ T32] r4:00000000 [ 1324.592161][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.592360][ T32] r9:83018005 r8:83b10000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.592413][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.592455][ T32] r5:00001000 r4:dfac5000 [ 1324.592507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.592549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.592592][ T32] r5:84954b8c r4:84954800 [ 1324.592611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.592655][ T32] r7:dddced80 r6:83018000 r5:84954b8c r4:8473ec80 [ 1324.592705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.592753][ T32] r10:61c88647 r9:83b10000 r8:8473ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.592774][ T32] r4:8473ec80 [ 1324.592792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.592866][ T32] r10:00000000 r9:8473ec80 r8:80287e08 r7:ec6e5e60 r6:8473ed00 r5:83b10000 [ 1324.592904][ T32] r4:00000001 [ 1324.592965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.593616][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1324.593656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.593685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.593710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.593741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.593764][ T32] r4:8483e2c0 [ 1324.594203][ T32] INFO: task kworker/0:4:3130 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.594245][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.594366][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.594421][ T32] Call trace: [ 1324.594484][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.594540][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.594588][ T32] r4:00000000 [ 1324.594665][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.594711][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.594771][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.594800][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.594855][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.594917][ T32] r5:80050013 r4:80239bb0 [ 1324.594952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.594995][ T32] r4:82ac21e4 [ 1324.595038][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.595081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.595107][ T32] r4:e0105dc0 [ 1324.595157][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.595205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.595237][ T32] r4:00000000 [ 1324.595258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.595304][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.595324][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.595509][ T32] r5:00001000 r4:e0433000 [ 1324.595532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.595571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.595611][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.595629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.595674][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.595694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.595738][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.595759][ T32] r4:84aec980 [ 1324.595777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.595820][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.595840][ T32] r4:00000001 [ 1324.595858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.595891][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.595915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.595942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.595966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.595992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.596042][ T32] r4:849d6240 [ 1324.596110][ T32] INFO: task kworker/0:5:3132 blocked for more than 451 seconds. [ 1324.596168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.596205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.596343][ T32] task:kworker/0:5 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.596393][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.596574][ T32] Call trace: [ 1324.596778][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.596831][ T32] r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:83b12400 [ 1324.596853][ T32] r4:83b12400 [ 1324.596872][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.596914][ T32] r5:83b12400 r4:8291a680 [ 1324.596933][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.596981][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.597025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1324.597047][ T32] r4:00000000 [ 1324.597065][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.597196][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.597233][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.597272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558ac80 [ 1324.597420][ T32] r4:00000000 [ 1324.597444][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.597488][ T32] r9:83018005 r8:83b12400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.597509][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.597549][ T32] r5:00001000 r4:df915000 [ 1324.597567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.597603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.597644][ T32] r5:857ca38c r4:857ca000 [ 1324.597663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.597706][ T32] r7:dddced80 r6:83018000 r5:857ca38c r4:8473ed80 [ 1324.597725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.597769][ T32] r10:61c88647 r9:83b12400 r8:8473edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.597820][ T32] r4:8473ed80 [ 1324.597842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.597943][ T32] r10:00000000 r9:8473ed80 r8:80287e08 r7:df9d1e60 r6:8473ee00 r5:83b12400 [ 1324.598083][ T32] r4:00000001 [ 1324.598104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.598140][ T32] Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) [ 1324.598165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.598191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.598215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.598242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.598264][ T32] r4:8483e400 [ 1324.598663][ T32] INFO: task kworker/0:5:3132 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.598839][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.598910][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.598994][ T32] Call trace: [ 1324.599023][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.599071][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.599093][ T32] r4:00000000 [ 1324.599112][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.599150][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.599177][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.599204][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.599228][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.599250][ T32] r5:80050013 r4:80239bb0 [ 1324.599334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.599384][ T32] r4:82ac21e4 [ 1324.599404][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.599444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.599465][ T32] r4:e0105dc0 [ 1324.599482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.599533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.599557][ T32] r4:00000000 [ 1324.600040][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.600088][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.600267][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.600444][ T32] r5:00001000 r4:e0433000 [ 1324.600466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.600506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.600545][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.600564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.600608][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.600628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.600672][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.600703][ T32] r4:84aec980 [ 1324.600723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.600768][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.600813][ T32] r4:00000001 [ 1324.600833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.600867][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.601167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.601305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.601336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.601369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.601391][ T32] r4:849d6240 [ 1324.601470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.601551][ T32] INFO: task kworker/1:8:3134 blocked for more than 451 seconds. [ 1324.601584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.601608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.601924][ T32] task:kworker/1:8 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.602080][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.602376][ T32] Call trace: [ 1324.602409][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.602456][ T32] r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83236000 [ 1324.602477][ T32] r4:83236000 [ 1324.602517][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.602562][ T32] r5:83236000 r4:8291a680 [ 1324.602620][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.602678][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.602722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.602742][ T32] r4:00000000 [ 1324.602760][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.602793][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.602826][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.602895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fd880 [ 1324.602919][ T32] r4:00000000 [ 1324.603001][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.603581][ T32] r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.603616][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603673][ T32] r5:00001000 r4:df9e1000 [ 1324.603692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.603731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603771][ T32] r5:8515cb8c r4:8515c800 [ 1324.603789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.603835][ T32] r7:ddde2d80 r6:83018200 r5:8515cb8c r4:8473d600 [ 1324.603855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.603899][ T32] r10:61c88647 r9:83236000 r8:8473d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.603920][ T32] r4:8473d600 [ 1324.603938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.603982][ T32] r10:00000000 r9:8473d600 r8:80287e08 r7:df9d9e60 r6:8473ee80 r5:83236000 [ 1324.604007][ T32] r4:00000001 [ 1324.604050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.604119][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.604177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.604207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.604232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.604260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.604297][ T32] r4:8483a640 [ 1324.604802][ T32] INFO: task kworker/1:8:3134 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.604872][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.604941][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604986][ T32] Call trace: [ 1324.605051][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.605107][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.605161][ T32] r4:00000000 [ 1324.605204][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.605247][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.605336][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.605380][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.605405][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.605428][ T32] r5:80050013 r4:80239bb0 [ 1324.605448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.605502][ T32] r4:82ac21e4 [ 1324.605526][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.605567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.605588][ T32] r4:e0105dc0 [ 1324.605606][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.605645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.605667][ T32] r4:00000000 [ 1324.605684][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.605728][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.605748][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.605787][ T32] r5:00001000 r4:e0433000 [ 1324.605806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.605842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.605881][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.606042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.606134][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.606179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.606228][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.606249][ T32] r4:84aec980 [ 1324.606296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.606349][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.606372][ T32] r4:00000001 [ 1324.606389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.606424][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.606524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.606603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.606633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.606661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.606681][ T32] r4:849d6240 [ 1324.606702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.606730][ T32] INFO: task kworker/0:6:3136 blocked for more than 451 seconds. [ 1324.607084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.607311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.607366][ T32] task:kworker/0:6 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.607663][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.607885][ T32] Call trace: [ 1324.608082][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.608370][ T32] r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000013 r6:dfa0dd8c r5:844a0000 [ 1324.608397][ T32] r4:844a0000 [ 1324.608574][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.608655][ T32] r5:844a0000 r4:8291a680 [ 1324.608677][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.608761][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.609104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.609130][ T32] r4:00000000 [ 1324.609149][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.609313][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.609369][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.609409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdcf00 [ 1324.609430][ T32] r4:00000000 [ 1324.609450][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.609493][ T32] r9:83018005 r8:844a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.609513][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.609553][ T32] r5:00001000 r4:df9af000 [ 1324.609636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.609678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.609869][ T32] r5:85075f8c r4:85075c00 [ 1324.609890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.609938][ T32] r7:dddced80 r6:83018000 r5:85075f8c r4:8473ef00 [ 1324.609958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.610002][ T32] r10:61c88647 r9:844a0000 r8:8473ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.610022][ T32] r4:8473ef00 [ 1324.610069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.610119][ T32] r10:00000000 r9:8473ef00 r8:80287e08 r7:df9c9e60 r6:8473ef80 r5:844a0000 [ 1324.610140][ T32] r4:00000001 [ 1324.610185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.610224][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.610342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.610373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.611140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.611173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.611195][ T32] r4:8483e700 [ 1324.611469][ T32] INFO: task kworker/0:6:3136 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.611503][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611558][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.611702][ T32] Call trace: [ 1324.611736][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.611785][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.611807][ T32] r4:00000000 [ 1324.611825][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.611863][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.611889][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.611916][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.612332][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.612364][ T32] r5:80050013 r4:80239bb0 [ 1324.612384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.612423][ T32] r4:82ac21e4 [ 1324.612441][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.612480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.612501][ T32] r4:e0105dc0 [ 1324.612550][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.612593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.612646][ T32] r4:00000000 [ 1324.612667][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.612711][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.612731][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.612801][ T32] r5:00001000 r4:e0433000 [ 1324.612824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.612862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.612902][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.612920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.613696][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.613758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.613821][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.613843][ T32] r4:84aec980 [ 1324.613876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.613925][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.613946][ T32] r4:00000001 [ 1324.613964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.614018][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.614070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.614124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.614190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.614224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.614246][ T32] r4:849d6240 [ 1324.614269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.614298][ T32] INFO: task kworker/1:9:3139 blocked for more than 451 seconds. [ 1324.614332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.614363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.614385][ T32] task:kworker/1:9 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.614439][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614484][ T32] Call trace: [ 1324.614515][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.614563][ T32] r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000113 r6:dfa25d8c r5:844a2400 [ 1324.614585][ T32] r4:844a2400 [ 1324.614651][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.614717][ T32] r5:844a2400 r4:8291a680 [ 1324.614739][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.614778][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.614849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.614875][ T32] r4:00000000 [ 1324.614893][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.614927][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.614963][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.615003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332f80 [ 1324.615056][ T32] r4:00000000 [ 1324.615081][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.615138][ T32] r9:83018205 r8:844a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1324.615160][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615205][ T32] r5:00001000 r4:eabb5000 [ 1324.615273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.615330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615406][ T32] r5:8515f38c r4:8515f000 [ 1324.615427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.615471][ T32] r7:ddde2d80 r6:83018200 r5:8515f38c r4:8473d400 [ 1324.615525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.615573][ T32] r10:61c88647 r9:844a2400 r8:8473d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615614][ T32] r4:8473d400 [ 1324.615634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.615677][ T32] r10:00000000 r9:8473d400 r8:80287e08 r7:dfa09e60 r6:8473ea00 r5:844a2400 [ 1324.615724][ T32] r4:00000001 [ 1324.615773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.615810][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.615835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.616029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.616081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.616133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.616182][ T32] r4:8483a780 [ 1324.616616][ T32] INFO: task kworker/1:9:3139 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.616671][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616727][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616770][ T32] Call trace: [ 1324.616799][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.616847][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.616868][ T32] r4:00000000 [ 1324.616913][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.616956][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.616983][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.617010][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.617033][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.617082][ T32] r5:80050013 r4:80239bb0 [ 1324.617105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.617146][ T32] r4:82ac21e4 [ 1324.617165][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.617219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.617243][ T32] r4:e0105dc0 [ 1324.617261][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.617321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.617354][ T32] r4:00000000 [ 1324.617374][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.617903][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.617927][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.617969][ T32] r5:00001000 r4:e0433000 [ 1324.617987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.618024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.618064][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.618081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.618162][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.618187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.618232][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.618253][ T32] r4:84aec980 [ 1324.618271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.618622][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.618647][ T32] r4:00000001 [ 1324.618667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.618701][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.618725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.618752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.618776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.618803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.618824][ T32] r4:849d6240 [ 1324.618872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.619250][ T32] INFO: task kworker/1:10:3140 blocked for more than 451 seconds. [ 1324.619310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.619349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.619373][ T32] task:kworker/1:10 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.619553][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.619597][ T32] Call trace: [ 1324.619625][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.619670][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:844a3c00 [ 1324.619691][ T32] r4:844a3c00 [ 1324.619710][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.619749][ T32] r5:844a3c00 r4:8291a680 [ 1324.619768][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.619804][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.619957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.620079][ T32] r4:00000000 [ 1324.620101][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.620136][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.620169][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.620207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338ec0 [ 1324.620254][ T32] r4:00000000 [ 1324.620276][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.620319][ T32] r9:83018205 r8:844a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1324.620343][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620383][ T32] r5:00001000 r4:ead39000 [ 1324.620401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.620438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.620505][ T32] r5:8528db8c r4:8528d800 [ 1324.620528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.620572][ T32] r7:ddde2d80 r6:83018200 r5:8528db8c r4:8473d180 [ 1324.620618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.620766][ T32] r10:61c88647 r9:844a3c00 r8:8473d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.620792][ T32] r4:8473d180 [ 1324.620810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.620880][ T32] r10:00000000 r9:8473d180 r8:80287e08 r7:dfa25e60 r6:8473e880 r5:844a3c00 [ 1324.621310][ T32] r4:00000001 [ 1324.621350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.621388][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.621414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.621440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.621862][ T32] r4:8483a780 [ 1324.622079][ T32] INFO: task kworker/1:10:3140 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.622113][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.622164][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.622218][ T32] Call trace: [ 1324.622279][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.622350][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.622400][ T32] r4:00000000 [ 1324.622421][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.622501][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.622531][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.622587][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.622614][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.622637][ T32] r5:80050013 r4:80239bb0 [ 1324.622657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.622696][ T32] r4:82ac21e4 [ 1324.622747][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.622820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.622847][ T32] r4:e0105dc0 [ 1324.622898][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.626077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.626235][ T32] r4:00000000 [ 1324.626459][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.626550][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.626573][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.626617][ T32] r5:00001000 r4:e0433000 [ 1324.626636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.626674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.626714][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.626733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.626779][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.626799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.626843][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.626864][ T32] r4:84aec980 [ 1324.626883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.626931][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.626954][ T32] r4:00000001 [ 1324.626972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.627008][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.627064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.627095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.627303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.627758][ T32] r4:849d6240 [ 1324.627786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.627815][ T32] INFO: task kworker/1:11:3142 blocked for more than 451 seconds. [ 1324.627846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.627870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.627954][ T32] task:kworker/1:11 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.628011][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.628082][ T32] Call trace: [ 1324.628116][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.628168][ T32] r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:844a0c00 [ 1324.628189][ T32] r4:844a0c00 [ 1324.628209][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.628249][ T32] r5:844a0c00 r4:8291a680 [ 1324.628296][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.628342][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.628383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.628404][ T32] r4:00000000 [ 1324.628422][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.628454][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.628487][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.628526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85449bc0 [ 1324.628546][ T32] r4:00000000 [ 1324.628661][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.628871][ T32] r9:83018205 r8:844a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.628897][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.628967][ T32] r5:00001000 r4:eabbf000 [ 1324.628989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.629115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.629159][ T32] r5:84470b8c r4:84470800 [ 1324.629178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.629221][ T32] r7:ddde2d80 r6:83018200 r5:84470b8c r4:8473d500 [ 1324.629240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.629284][ T32] r10:61c88647 r9:844a0c00 r8:8473d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.629352][ T32] r4:8473d500 [ 1324.629374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.629421][ T32] r10:00000000 r9:8473d500 r8:80287e08 r7:dfa25e60 r6:8473e900 r5:844a0c00 [ 1324.629444][ T32] r4:00000001 [ 1324.629462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.629497][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.629938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.630081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.630169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.630217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.630241][ T32] r4:8483a8c0 [ 1324.630629][ T32] INFO: task kworker/1:11:3142 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.630663][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.631005][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.631358][ T32] Call trace: [ 1324.631389][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.631575][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.631600][ T32] r4:00000000 [ 1324.632018][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.632062][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.632090][ T32] 5d20: bed5f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.632142][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.632238][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.632334][ T32] r5:80050013 r4:80239bb0 [ 1324.632360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.632401][ T32] r4:82ac21e4 [ 1324.632421][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.632496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.632520][ T32] r4:e0105dc0 [ 1324.632539][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.632579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.632626][ T32] r4:00000000 [ 1324.632647][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.632691][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.632711][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.632751][ T32] r5:00001000 r4:e0433000 [ 1324.632769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.632807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.632847][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.632866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.632911][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.632930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.633568][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.633613][ T32] r4:84aec980 [ 1324.633657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.633718][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.633740][ T32] r4:00000001 [ 1324.633758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.633794][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.633821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.633849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.633874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.633901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.633922][ T32] r4:849d6240 [ 1324.633943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.634073][ T32] INFO: task kworker/1:12:3144 blocked for more than 451 seconds. [ 1324.635095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.636454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.637657][ T32] task:kworker/1:12 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.639333][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.641101][ T32] Call trace: [ 1324.642415][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.643236][ T32] r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:844a4800 [ 1324.643271][ T32] r4:844a4800 [ 1324.643293][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.643350][ T32] r5:844a4800 r4:8291a680 [ 1324.643371][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.643410][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.643450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.643471][ T32] r4:00000000 [ 1324.643488][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.643553][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.643616][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.643660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b740 [ 1324.643682][ T32] r4:00000000 [ 1324.643734][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.643801][ T32] r9:83018205 r8:844a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.643837][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.643882][ T32] r5:00001000 r4:ea92b000 [ 1324.643901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.643939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.644018][ T32] r5:84463f8c r4:84463c00 [ 1324.644066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.644146][ T32] r7:ddde2d80 r6:83018200 r5:84463f8c r4:8473de00 [ 1324.644169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.644216][ T32] r10:61c88647 r9:844a4800 r8:8473de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.644236][ T32] r4:8473de00 [ 1324.644289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.644357][ T32] r10:00000000 r9:8473de00 r8:80287e08 r7:dfa35e60 r6:8473e700 r5:844a4800 [ 1324.644413][ T32] r4:00000001 [ 1324.644435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.644472][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.644499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.644526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.644552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.644581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.644671][ T32] r4:8483aa00 [ 1324.645128][ T32] INFO: task kworker/1:12:3144 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.645167][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.645249][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.645367][ T32] Call trace: [ 1324.645423][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.645476][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.645498][ T32] r4:00000000 [ 1324.645516][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.645555][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.645583][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.645610][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.645634][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.645657][ T32] r5:80050013 r4:80239bb0 [ 1324.645676][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.645715][ T32] r4:82ac21e4 [ 1324.645733][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.645772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.645793][ T32] r4:e0105dc0 [ 1324.646057][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.646145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.646187][ T32] r4:00000000 [ 1324.646207][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.646252][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.646273][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.646312][ T32] r5:00001000 r4:e0433000 [ 1324.646496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.646588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.646633][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.646976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.647199][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.647277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.647330][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.647360][ T32] r4:84aec980 [ 1324.647747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.647797][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.647819][ T32] r4:00000001 [ 1324.647836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.647870][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.647894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.648080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.648114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.648141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.648161][ T32] r4:849d6240 [ 1324.648181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.648263][ T32] INFO: task kworker/1:13:3147 blocked for more than 451 seconds. [ 1324.648333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.648368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.648494][ T32] task:kworker/1:13 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.648544][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.648587][ T32] Call trace: [ 1324.649326][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.649385][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:844a6000 [ 1324.649407][ T32] r4:844a6000 [ 1324.649427][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.649498][ T32] r5:844a6000 r4:8291a680 [ 1324.649520][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.649558][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.649610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.649634][ T32] r4:00000000 [ 1324.649652][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.649711][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.649749][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.649788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498680 [ 1324.649914][ T32] r4:00000000 [ 1324.649937][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.649980][ T32] r9:83018205 r8:844a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.650000][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.650039][ T32] r5:00001000 r4:e048e000 [ 1324.650082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.650494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.650539][ T32] r5:8532d78c r4:8532d400 [ 1324.650558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.650631][ T32] r7:ddde2d80 r6:83018200 r5:8532d78c r4:8473dc80 [ 1324.650653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.650698][ T32] r10:61c88647 r9:844a6000 r8:8473dcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.650721][ T32] r4:8473dc80 [ 1324.650827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.651092][ T32] r10:00000000 r9:8473dc80 r8:80287e08 r7:dfa35e60 r6:8473e780 r5:844a6000 [ 1324.651148][ T32] r4:00000001 [ 1324.651169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.651204][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.651231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.651319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.651351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.651407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.651430][ T32] r4:8483ac40 [ 1324.651647][ T32] INFO: task kworker/1:13:3147 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.651893][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.651988][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.652045][ T32] Call trace: [ 1324.652090][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.652367][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.652394][ T32] r4:00000000 [ 1324.652425][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.652466][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.652493][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.652520][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.652543][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.652565][ T32] r5:80050013 r4:80239bb0 [ 1324.652584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.652661][ T32] r4:82ac21e4 [ 1324.652683][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.652723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.652744][ T32] r4:e0105dc0 [ 1324.652763][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.652802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.652823][ T32] r4:00000000 [ 1324.652841][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.652884][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.652904][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.653012][ T32] r5:00001000 r4:e0433000 [ 1324.653565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.653654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.653729][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.653766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.653816][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.653836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.653880][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.653901][ T32] r4:84aec980 [ 1324.653919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.653963][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.653984][ T32] r4:00000001 [ 1324.654006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.654081][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.654134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.654163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.654225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.654270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.654293][ T32] r4:849d6240 [ 1324.654315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.654347][ T32] INFO: task kworker/0:7:3148 blocked for more than 451 seconds. [ 1324.654378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.654432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.654456][ T32] task:kworker/0:7 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.654542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.654609][ T32] Call trace: [ 1324.654641][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.654728][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:844a6c00 [ 1324.654787][ T32] r4:844a6c00 [ 1324.654811][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.654852][ T32] r5:844a6c00 r4:8291a680 [ 1324.654871][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.654908][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.654966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.655005][ T32] r4:00000000 [ 1324.655026][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.655085][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.655129][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.655169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559dd00 [ 1324.655193][ T32] r4:00000000 [ 1324.655213][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.655256][ T32] r9:83018005 r8:844a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.655367][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.655413][ T32] r5:00001000 r4:df83b000 [ 1324.655431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.655597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.655641][ T32] r5:85653b8c r4:85653800 [ 1324.655675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.655720][ T32] r7:dddced80 r6:83018000 r5:85653b8c r4:84361e00 [ 1324.655739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.655782][ T32] r10:61c88647 r9:844a6c00 r8:84361e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.656051][ T32] r4:84361e00 [ 1324.656098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.656171][ T32] r10:00000000 r9:84361e00 r8:80287e08 r7:df9c9e60 r6:838bf480 r5:844a6c00 [ 1324.656193][ T32] r4:00000001 [ 1324.656223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.656323][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.656356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.656383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.656408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.656462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.656674][ T32] r4:8483ee80 [ 1324.657109][ T32] INFO: task kworker/0:7:3148 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.657149][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.657375][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.657417][ T32] Call trace: [ 1324.657672][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.657723][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.657745][ T32] r4:00000000 [ 1324.657914][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.657958][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.657986][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.658014][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.658037][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.658085][ T32] r5:80050013 r4:80239bb0 [ 1324.658109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.658150][ T32] r4:82ac21e4 [ 1324.658169][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.658208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.658230][ T32] r4:e0105dc0 [ 1324.658247][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.658287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.658307][ T32] r4:00000000 [ 1324.658325][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.658374][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.658393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.659248][ T32] r5:00001000 r4:e0433000 [ 1324.659282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.659322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659382][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.659403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.659814][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.659838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.659944][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.659968][ T32] r4:84aec980 [ 1324.659986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.660030][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.660343][ T32] r4:00000001 [ 1324.660366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.660401][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.660426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.660453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.660555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.660592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.660665][ T32] r4:849d6240 [ 1324.660687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.660884][ T32] INFO: task kworker/1:14:3149 blocked for more than 451 seconds. [ 1324.661087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.661113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.661322][ T32] task:kworker/1:14 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.661381][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.662080][ T32] Call trace: [ 1324.662113][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.662186][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000013 r6:dfa61d8c r5:844a5400 [ 1324.662211][ T32] r4:844a5400 [ 1324.662230][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.662271][ T32] r5:844a5400 r4:8291a680 [ 1324.662289][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.662326][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.662373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.662425][ T32] r4:00000000 [ 1324.662473][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.662540][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.662576][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.662615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c0680 [ 1324.662652][ T32] r4:00000000 [ 1324.662730][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.662805][ T32] r9:83018205 r8:844a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.662857][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.662900][ T32] r5:00001000 r4:eaef5000 [ 1324.662919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.663002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.663532][ T32] r5:8532f38c r4:8532f000 [ 1324.663563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.663637][ T32] r7:ddde2d80 r6:83018200 r5:8532f38c r4:8473db80 [ 1324.663661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.663707][ T32] r10:61c88647 r9:844a5400 r8:8473dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.663729][ T32] r4:8473db80 [ 1324.663747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.663791][ T32] r10:00000000 r9:8473db80 r8:80287e08 r7:dfa55e60 r6:83c74e00 r5:844a5400 [ 1324.663812][ T32] r4:00000001 [ 1324.663830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.663899][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.663930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.663972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.664001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.664104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.664142][ T32] r4:8483af80 [ 1324.664524][ T32] INFO: task kworker/1:14:3149 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.664560][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.664662][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.664729][ T32] Call trace: [ 1324.664822][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.664876][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.664931][ T32] r4:00000000 [ 1324.664952][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.664992][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.665020][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.665151][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.665287][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.666034][ T32] r5:80050013 r4:80239bb0 [ 1324.666085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.666165][ T32] r4:82ac21e4 [ 1324.666188][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.666247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.666272][ T32] r4:e0105dc0 [ 1324.666549][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.666615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.666638][ T32] r4:00000000 [ 1324.666657][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.666701][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.666722][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.666811][ T32] r5:00001000 r4:e0433000 [ 1324.666834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.666872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.666912][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.666931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.666974][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.666995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.667039][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.667061][ T32] r4:84aec980 [ 1324.667079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.667134][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.667158][ T32] r4:00000001 [ 1324.667186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.667223][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.667247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.667274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.667299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.667362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.667482][ T32] r4:849d6240 [ 1324.667505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.667533][ T32] INFO: task kworker/1:15:3151 blocked for more than 451 seconds. [ 1324.667563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.667587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.667952][ T32] task:kworker/1:15 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.668000][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.668039][ T32] Call trace: [ 1324.668232][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.668736][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:833a9800 [ 1324.668773][ T32] r4:833a9800 [ 1324.668793][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.668833][ T32] r5:833a9800 r4:8291a680 [ 1324.668853][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.668890][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.668933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.669093][ T32] r4:00000000 [ 1324.669230][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.669323][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.669376][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.669459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560c100 [ 1324.669553][ T32] r4:00000000 [ 1324.669604][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.669917][ T32] r9:83018205 r8:833a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1324.670036][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.670137][ T32] r5:00001000 r4:eb237000 [ 1324.670180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.670257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.670642][ T32] r5:84471f8c r4:84471c00 [ 1324.670819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.670917][ T32] r7:ddde2d80 r6:83018200 r5:84471f8c r4:8473de80 [ 1324.671077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.671208][ T32] r10:61c88647 r9:833a9800 r8:8473deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.671262][ T32] r4:8473de80 [ 1324.671323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.671417][ T32] r10:00000000 r9:8473de80 r8:80287e08 r7:dfa61e60 r6:83c74d80 r5:833a9800 [ 1324.671499][ T32] r4:00000001 [ 1324.671560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.671637][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.671692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.671749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.671820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.671895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.671944][ T32] r4:8483ae00 [ 1324.672325][ T32] INFO: task kworker/1:15:3151 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.672397][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.672566][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.672650][ T32] Call trace: [ 1324.672712][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.672877][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.672930][ T32] r4:00000000 [ 1324.673496][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.673654][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.673721][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.673786][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.673839][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.673893][ T32] r5:80050013 r4:80239bb0 [ 1324.673939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.674024][ T32] r4:82ac21e4 [ 1324.674066][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.674156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.674266][ T32] r4:e0105dc0 [ 1324.674315][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.674405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.674484][ T32] r4:00000000 [ 1324.674532][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.674624][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.674671][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.674761][ T32] r5:00001000 r4:e0433000 [ 1324.674837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.674923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675009][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.675053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675153][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.675206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.675314][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.675367][ T32] r4:84aec980 [ 1324.675410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.675530][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.675614][ T32] r4:00000001 [ 1324.675782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.675865][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.676001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.676070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.676134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.676227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.676280][ T32] r4:849d6240 [ 1324.676330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.676473][ T32] INFO: task kworker/1:16:3153 blocked for more than 451 seconds. [ 1324.676582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.676637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.676681][ T32] task:kworker/1:16 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.676819][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.676907][ T32] Call trace: [ 1324.676970][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.677063][ T32] r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000013 r6:dfa79d8c r5:8409ec00 [ 1324.677117][ T32] r4:8409ec00 [ 1324.677158][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.677276][ T32] r5:8409ec00 r4:8291a680 [ 1324.677383][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.677470][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.677590][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.677644][ T32] r4:00000000 [ 1324.677754][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.677875][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.677957][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.678047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dbc00 [ 1324.678109][ T32] r4:00000000 [ 1324.678150][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.678269][ T32] r9:83018205 r8:8409ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1324.678371][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.678463][ T32] r5:00001000 r4:ead75000 [ 1324.678514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.678614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.678769][ T32] r5:8547eb8c r4:8547e800 [ 1324.678817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.678911][ T32] r7:ddde2d80 r6:83018200 r5:8547eb8c r4:8473df00 [ 1324.679041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.679190][ T32] r10:61c88647 r9:8409ec00 r8:8473df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.679242][ T32] r4:8473df00 [ 1324.679297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.679392][ T32] r10:00000000 r9:8473df00 r8:80287e08 r7:dfa69e60 r6:83c74b80 r5:8409ec00 [ 1324.679440][ T32] r4:00000001 [ 1324.679480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.679620][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.679714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.679778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.679834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.679892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.679951][ T32] r4:8483af40 [ 1324.680613][ T32] INFO: task kworker/1:16:3153 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.680684][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.680927][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.681017][ T32] Call trace: [ 1324.681103][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.681219][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.681274][ T32] r4:00000000 [ 1324.681454][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.681569][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.681665][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.681736][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.681790][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.681840][ T32] r5:80050013 r4:80239bb0 [ 1324.681886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.681969][ T32] r4:82ac21e4 [ 1324.682057][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.682156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.682219][ T32] r4:e0105dc0 [ 1324.682264][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.682352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.682400][ T32] r4:00000000 [ 1324.682474][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.682571][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.682620][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.682705][ T32] r5:00001000 r4:e0433000 [ 1324.682747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.682825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.682908][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.682997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.683502][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.683564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.683680][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.683763][ T32] r4:84aec980 [ 1324.683864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.683962][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.684013][ T32] r4:00000001 [ 1324.684324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.684434][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.684882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.684948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.685004][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.685065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.685120][ T32] r4:849d6240 [ 1324.685191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.685272][ T32] INFO: task kworker/1:17:3155 blocked for more than 451 seconds. [ 1324.685365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.685454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.685571][ T32] task:kworker/1:17 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.685990][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.686089][ T32] Call trace: [ 1324.686331][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.686679][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:84098000 [ 1324.686879][ T32] r4:84098000 [ 1324.687198][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.687307][ T32] r5:84098000 r4:8291a680 [ 1324.687616][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.687704][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.687956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.688012][ T32] r4:00000000 [ 1324.688054][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.688138][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.688217][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.688302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591980 [ 1324.688350][ T32] r4:00000000 [ 1324.688393][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.688485][ T32] r9:83018205 r8:84098000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.688730][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.688820][ T32] r5:00001000 r4:dfa37000 [ 1324.688864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.688943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.689027][ T32] r5:8532fb8c r4:8532f800 [ 1324.689210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.689329][ T32] r7:ddde2d80 r6:83018200 r5:8532fb8c r4:830b8480 [ 1324.689377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.689513][ T32] r10:61c88647 r9:84098000 r8:830b84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.689664][ T32] r4:830b8480 [ 1324.689712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.689803][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfa69e60 r6:83c74a80 r5:84098000 [ 1324.689848][ T32] r4:00000001 [ 1324.689890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.690109][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.690240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.690362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.690425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.690523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.690577][ T32] r4:84a28100 [ 1324.691258][ T32] INFO: task kworker/1:17:3155 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.691334][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.691518][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.691608][ T32] Call trace: [ 1324.691675][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.691774][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.691821][ T32] r4:00000000 [ 1324.691867][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.691948][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.692007][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.692093][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.692153][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.692245][ T32] r5:80050013 r4:80239bb0 [ 1324.692292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.692390][ T32] r4:82ac21e4 [ 1324.692438][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.692554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.692606][ T32] r4:e0105dc0 [ 1324.692649][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.692777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.692828][ T32] r4:00000000 [ 1324.692943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.707415][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.707976][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.708142][ T32] r5:00001000 r4:e0433000 [ 1324.708353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.708445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.708689][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.708808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.708925][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.709280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.709768][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.709855][ T32] r4:84aec980 [ 1324.709911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.710076][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.710143][ T32] r4:00000001 [ 1324.710213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.710314][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.710783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.710858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.710992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.711334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.711636][ T32] r4:849d6240 [ 1324.711694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.712435][ T32] INFO: task kworker/1:18:3157 blocked for more than 451 seconds. [ 1324.712534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.712624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.712681][ T32] task:kworker/1:18 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.712809][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.712902][ T32] Call trace: [ 1324.713229][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.725150][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8409b000 [ 1324.725247][ T32] r4:8409b000 [ 1324.725367][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.725587][ T32] r5:8409b000 r4:8291a680 [ 1324.725661][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.725752][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.725860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.725913][ T32] r4:00000000 [ 1324.726025][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.726107][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.726193][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.726279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85668a80 [ 1324.726373][ T32] r4:00000000 [ 1324.726549][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.726720][ T32] r9:83018205 r8:8409b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.726791][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.726887][ T32] r5:00001000 r4:eb01f000 [ 1324.726933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.727018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.727105][ T32] r5:8447238c r4:84472000 [ 1324.727150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.727248][ T32] r7:ddde2d80 r6:83018200 r5:8447238c r4:830b8400 [ 1324.727294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.727410][ T32] r10:61c88647 r9:8409b000 r8:830b842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.728798][ T32] r4:830b8400 [ 1324.728850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.729085][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:dfa69e60 r6:830cc400 r5:8409b000 [ 1324.729140][ T32] r4:00000001 [ 1324.729205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.729311][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.729422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.729487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.731612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.731935][ T32] r4:84a28100 [ 1324.733022][ T32] INFO: task kworker/1:18:3157 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.743926][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.744145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.744506][ T32] Call trace: [ 1324.744779][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.744906][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.745167][ T32] r4:00000000 [ 1324.745312][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.745411][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.745510][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.745574][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.745765][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.745822][ T32] r5:80050013 r4:80239bb0 [ 1324.746071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.746181][ T32] r4:82ac21e4 [ 1324.746293][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.746410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.746617][ T32] r4:e0105dc0 [ 1324.747189][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.747283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.747339][ T32] r4:00000000 [ 1324.748062][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.748163][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.748212][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.749077][ T32] r5:00001000 r4:e0433000 [ 1324.749139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.749221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.749447][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.750076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.750181][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.750226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.750922][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.750988][ T32] r4:84aec980 [ 1324.751085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.751188][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.751239][ T32] r4:00000001 [ 1324.751280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751362][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.751418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.751475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.751529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.751597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.751646][ T32] r4:849d6240 [ 1324.752053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.752122][ T32] INFO: task kworker/1:19:3160 blocked for more than 451 seconds. [ 1324.752192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.752246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.752290][ T32] task:kworker/1:19 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.752394][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.752503][ T32] Call trace: [ 1324.752604][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.752706][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:84098c00 [ 1324.752753][ T32] r4:84098c00 [ 1324.752898][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.753303][ T32] r5:84098c00 r4:8291a680 [ 1324.774002][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.774187][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.774281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.774339][ T32] r4:00000000 [ 1324.774382][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.774490][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.774579][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.775045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d1c0 [ 1324.775222][ T32] r4:00000000 [ 1324.775271][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.775537][ T32] r9:83018205 r8:84098c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.775593][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.775686][ T32] r5:00001000 r4:eb7f7000 [ 1324.775730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.775810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.775892][ T32] r5:85643f8c r4:85643c00 [ 1324.776220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.776370][ T32] r7:ddde2d80 r6:83018200 r5:85643f8c r4:8336df80 [ 1324.776423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.776517][ T32] r10:61c88647 r9:84098c00 r8:8336dfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.776652][ T32] r4:8336df80 [ 1324.776702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.776799][ T32] r10:00000000 r9:8336df80 r8:80287e08 r7:dfa91e60 r6:830cc380 r5:84098c00 [ 1324.776877][ T32] r4:00000001 [ 1324.776947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.777230][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.777329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.777392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.777449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.777527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.777669][ T32] r4:84a280c0 [ 1324.778398][ T32] INFO: task kworker/1:19:3160 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.778478][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.778690][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.778788][ T32] Call trace: [ 1324.778858][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.779084][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.779616][ T32] r4:00000000 [ 1324.779842][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.780016][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.780276][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.780372][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.780431][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.780664][ T32] r5:80050013 r4:80239bb0 [ 1324.780716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.780943][ T32] r4:82ac21e4 [ 1324.781256][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.781379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.781438][ T32] r4:e0105dc0 [ 1324.781482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.781741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.781880][ T32] r4:00000000 [ 1324.781931][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.782031][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.782081][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.782171][ T32] r5:00001000 r4:e0433000 [ 1324.782454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.782881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.800170][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.800334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.800714][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.800772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.801143][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.801317][ T32] r4:84aec980 [ 1324.801489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.801591][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.801711][ T32] r4:00000001 [ 1324.801760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.801843][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.802158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.802273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.802499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.802612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.802719][ T32] r4:849d6240 [ 1324.802777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.802860][ T32] INFO: task kworker/1:20:3162 blocked for more than 451 seconds. [ 1324.802930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.810408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.810989][ T32] task:kworker/1:20 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.811167][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.811309][ T32] Call trace: [ 1324.811408][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.811640][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:840b8c00 [ 1324.811710][ T32] r4:840b8c00 [ 1324.811907][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.812073][ T32] r5:840b8c00 r4:8291a680 [ 1324.812128][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.812841][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.812989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1324.824430][ T32] r4:00000000 [ 1324.824501][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.824633][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.824925][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.825221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1500 [ 1324.825277][ T32] r4:00000000 [ 1324.825363][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.825466][ T32] r9:83018205 r8:840b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.825513][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.825605][ T32] r5:00001000 r4:eb8a3000 [ 1324.825668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.825755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.825841][ T32] r5:85ba5b8c r4:85ba5800 [ 1324.825883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.825976][ T32] r7:ddde2d80 r6:83018200 r5:85ba5b8c r4:8473ea80 [ 1324.826038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.826137][ T32] r10:61c88647 r9:840b8c00 r8:8473eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.826183][ T32] r4:8473ea80 [ 1324.826224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.826317][ T32] r10:00000000 r9:8473ea80 r8:80287e08 r7:dfaa1e60 r6:84063680 r5:840b8c00 [ 1324.826405][ T32] r4:00000001 [ 1324.826513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.826612][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1324.826679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.826826][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.827106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.827206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.827445][ T32] r4:84a28440 [ 1324.828256][ T32] INFO: task kworker/1:20:3162 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.828366][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.828520][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.828615][ T32] Call trace: [ 1324.828682][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.828782][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.828829][ T32] r4:00000000 [ 1324.828886][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.828972][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.829140][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.829208][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.829262][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.829624][ T32] r5:80050013 r4:80239bb0 [ 1324.829830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.829923][ T32] r4:82ac21e4 [ 1324.830106][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.830201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.830413][ T32] r4:e0105dc0 [ 1324.830461][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.830548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.830595][ T32] r4:00000000 [ 1324.830824][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.830922][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.831145][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.831380][ T32] r5:00001000 r4:e0433000 [ 1324.831574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.831662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.831747][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.831879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.831977][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.832026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.832144][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.832216][ T32] r4:84aec980 [ 1324.833000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.854028][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.854115][ T32] r4:00000001 [ 1324.854167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.854499][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.854570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.854646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.854709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.854790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.854861][ T32] r4:849d6240 [ 1324.854912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.854973][ T32] INFO: task kworker/1:21:3163 blocked for more than 451 seconds. [ 1324.855039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.855093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.855139][ T32] task:kworker/1:21 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.855586][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.855717][ T32] Call trace: [ 1324.855977][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.856090][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:840b8000 [ 1324.856141][ T32] r4:840b8000 [ 1324.856184][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.856273][ T32] r5:840b8000 r4:8291a680 [ 1324.856457][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.856630][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.856890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.856941][ T32] r4:00000000 [ 1324.856984][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.857055][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.857135][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.857223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677140 [ 1324.857272][ T32] r4:00000000 [ 1324.857421][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.857522][ T32] r9:83018205 r8:840b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1324.857613][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.857717][ T32] r5:00001000 r4:e0571000 [ 1324.857764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.857851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.857953][ T32] r5:8570278c r4:85702400 [ 1324.858000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.858096][ T32] r7:ddde2d80 r6:83018200 r5:8570278c r4:84146c00 [ 1324.858140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.858232][ T32] r10:61c88647 r9:840b8000 r8:84146c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.858281][ T32] r4:84146c00 [ 1324.858517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.858617][ T32] r10:00000000 r9:84146c00 r8:80287e08 r7:dfaa9e60 r6:84063600 r5:840b8000 [ 1324.858685][ T32] r4:00000001 [ 1324.858937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.859017][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.859480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.859546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.859610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.859671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.859716][ T32] r4:84a28580 [ 1324.860408][ T32] INFO: task kworker/1:21:3163 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.860569][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.860688][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.860918][ T32] Call trace: [ 1324.861008][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.861171][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.861225][ T32] r4:00000000 [ 1324.861726][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.861818][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.861895][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.861960][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.862011][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.862062][ T32] r5:80050013 r4:80239bb0 [ 1324.862106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.862422][ T32] r4:82ac21e4 [ 1324.862504][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.862596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.862705][ T32] r4:e0105dc0 [ 1324.862906][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.863197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.878090][ T32] r4:00000000 [ 1324.878163][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.878307][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.878373][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.878468][ T32] r5:00001000 r4:e0433000 [ 1324.878555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.878644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.878731][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.878775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.878899][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.878950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.879060][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.879113][ T32] r4:84aec980 [ 1324.879178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.879277][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.879334][ T32] r4:00000001 [ 1324.879411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.879496][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.879555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.879613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.879667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.879809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.879862][ T32] r4:849d6240 [ 1324.879992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.880054][ T32] INFO: task kworker/1:22:3167 blocked for more than 451 seconds. [ 1324.880118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.880291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.880407][ T32] task:kworker/1:22 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.880696][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.880884][ T32] Call trace: [ 1324.880989][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.881092][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:840bc800 [ 1324.881142][ T32] r4:840bc800 [ 1324.881184][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.881311][ T32] r5:840bc800 r4:8291a680 [ 1324.881381][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.881463][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.881548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.881597][ T32] r4:00000000 [ 1324.881640][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.881709][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.881780][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.881860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c3900 [ 1324.881905][ T32] r4:00000000 [ 1324.881952][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.882039][ T32] r9:83018205 r8:840bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.882105][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.882198][ T32] r5:00001000 r4:dfac7000 [ 1324.882241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.882348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.882452][ T32] r5:857f0b8c r4:857f0800 [ 1324.882565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.882759][ T32] r7:ddde2d80 r6:83018200 r5:857f0b8c r4:832a0280 [ 1324.882808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.882935][ T32] r10:61c88647 r9:840bc800 r8:832a02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.893827][ T32] r4:832a0280 [ 1324.893943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.894091][ T32] r10:00000000 r9:832a0280 r8:80287e08 r7:dfaa9e60 r6:83351600 r5:840bc800 [ 1324.894149][ T32] r4:00000001 [ 1324.894207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.894290][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.894365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.894671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.894735][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.894798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.894849][ T32] r4:84a28680 [ 1324.895581][ T32] INFO: task kworker/1:22:3167 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.895689][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.895974][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.896092][ T32] Call trace: [ 1324.896224][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.896336][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.896427][ T32] r4:00000000 [ 1324.896661][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.896752][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.896811][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.896874][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.896926][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.896994][ T32] r5:80050013 r4:80239bb0 [ 1324.897107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.897199][ T32] r4:82ac21e4 [ 1324.897243][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.897382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.897504][ T32] r4:e0105dc0 [ 1324.897551][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.897698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.897753][ T32] r4:00000000 [ 1324.897797][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.897904][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.898039][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.898130][ T32] r5:00001000 r4:e0433000 [ 1324.898175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.898287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.898430][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.898481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.898573][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.898649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.898767][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.898822][ T32] r4:84aec980 [ 1324.898862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.898955][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.899003][ T32] r4:00000001 [ 1324.899044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.899174][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.899236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.899294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.899355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.899414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.899462][ T32] r4:849d6240 [ 1324.899539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.899835][ T32] INFO: task kworker/0:8:3169 blocked for more than 451 seconds. [ 1324.899909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.900017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.900100][ T32] task:kworker/0:8 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.900235][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.900388][ T32] Call trace: [ 1324.900491][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.900592][ T32] r10:8291a684 r9:df981d84 r8:00000002 r7:60000013 r6:df981d8c r5:840ba400 [ 1324.900640][ T32] r4:840ba400 [ 1324.900683][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.900859][ T32] r5:840ba400 r4:8291a680 [ 1324.900906][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.900989][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.901074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df981e08 [ 1324.901178][ T32] r4:00000000 [ 1324.901226][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.901407][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.901546][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.901677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d040 [ 1324.901734][ T32] r4:00000000 [ 1324.901780][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.901872][ T32] r9:83018005 r8:840ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.901919][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.901999][ T32] r5:00001000 r4:eaed9000 [ 1324.902041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.902119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.902234][ T32] r5:84955b8c r4:84955800 [ 1324.902284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.902386][ T32] r7:dddced80 r6:83018000 r5:84955b8c r4:83351580 [ 1324.902430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.902522][ T32] r10:61c88647 r9:840ba400 r8:833515ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.902567][ T32] r4:83351580 [ 1324.902610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.902923][ T32] r10:00000000 r9:83351580 r8:80287e08 r7:df9c9e60 r6:83c9c400 r5:840ba400 [ 1324.923428][ T32] r4:00000001 [ 1324.923549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.923708][ T32] Exception stack(0xdf981fb0 to 0xdf981ff8) [ 1324.924185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.924396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.924585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.924663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.924752][ T32] r4:84a2c200 [ 1324.925480][ T32] INFO: task kworker/0:8:3169 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.925560][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.925694][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.926024][ T32] Call trace: [ 1324.926172][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.926280][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.926335][ T32] r4:00000000 [ 1324.926381][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.926462][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.926572][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.926679][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.926944][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.927046][ T32] r5:80050013 r4:80239bb0 [ 1324.927097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.927187][ T32] r4:82ac21e4 [ 1324.927232][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.927319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.927376][ T32] r4:e0105dc0 [ 1324.927417][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.927504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.927552][ T32] r4:00000000 [ 1324.927592][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.927688][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.927736][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.927883][ T32] r5:00001000 r4:e0433000 [ 1324.928245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.928361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.928453][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.928497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.928606][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.928657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.928752][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.928799][ T32] r4:84aec980 [ 1324.928953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.929311][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.929378][ T32] r4:00000001 [ 1324.929422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.929498][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.929712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.929850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.929996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.930061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.930398][ T32] r4:849d6240 [ 1324.930463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.930539][ T32] INFO: task kworker/0:9:3171 blocked for more than 451 seconds. [ 1324.930638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.930697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.930814][ T32] task:kworker/0:9 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.930944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.931031][ T32] Call trace: [ 1324.931120][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.931395][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:840bec00 [ 1324.931549][ T32] r4:840bec00 [ 1324.931598][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.931685][ T32] r5:840bec00 r4:8291a680 [ 1324.931727][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.931810][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.931897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.931973][ T32] r4:00000000 [ 1324.932021][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.932114][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.932194][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.932278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85595a00 [ 1324.932343][ T32] r4:00000000 [ 1324.932393][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.932486][ T32] r9:83018005 r8:840bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.932532][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.932617][ T32] r5:00001000 r4:eb7bf000 [ 1324.932658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.932930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.954565][ T32] r5:8576678c r4:85766400 [ 1324.954637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.954768][ T32] r7:dddced80 r6:83018000 r5:8576678c r4:846cdb00 [ 1324.954857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.954978][ T32] r10:61c88647 r9:840bec00 r8:846cdb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.955035][ T32] r4:846cdb00 [ 1324.955081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.955226][ T32] r10:00000000 r9:846cdb00 r8:80287e08 r7:df981e60 r6:846cdd80 r5:840bec00 [ 1324.955350][ T32] r4:00000001 [ 1324.955401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.955481][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.955558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.955622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.955677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.955773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.955827][ T32] r4:84a2c6c0 [ 1324.956539][ T32] INFO: task kworker/0:9:3171 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.956615][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.956886][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.956983][ T32] Call trace: [ 1324.957163][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.957281][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.957444][ T32] r4:00000000 [ 1324.957645][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.957737][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1324.957799][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1324.957864][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1324.957935][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.958010][ T32] r5:80050013 r4:80239bb0 [ 1324.958059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.958181][ T32] r4:82ac21e4 [ 1324.958265][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.958366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1324.958475][ T32] r4:e0105dc0 [ 1324.958522][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.958669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1324.958864][ T32] r4:00000000 [ 1324.958915][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.959012][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.959060][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.959149][ T32] r5:00001000 r4:e0433000 [ 1324.959234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.959398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959495][ T32] r5:84b4eb8c r4:84b4e800 [ 1324.959536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.959628][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1324.959707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.959806][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.960044][ T32] r4:84aec980 [ 1324.960126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.960231][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1324.960278][ T32] r4:00000001 [ 1324.960321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960402][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1324.960456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.960529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.960925][ T32] r4:849d6240 [ 1324.960970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.961032][ T32] INFO: task kworker/0:10:3173 blocked for more than 451 seconds. [ 1324.961108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.961185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.961234][ T32] task:kworker/0:10 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.961372][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.961760][ T32] Call trace: [ 1324.961866][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1324.961965][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:840bd400 [ 1324.962075][ T32] r4:840bd400 [ 1324.962130][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.962398][ T32] r5:840bd400 r4:8291a680 [ 1324.962449][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.962532][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.962619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 [ 1324.962666][ T32] r4:00000000 [ 1324.962710][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1324.962781][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1324.962869][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1324.979861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539c280 [ 1324.980004][ T32] r4:00000000 [ 1324.980069][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1324.980207][ T32] r9:83018005 r8:840bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.980400][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.980542][ T32] r5:00001000 r4:eb223000 [ 1324.980594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.980677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.980845][ T32] r5:85855f8c r4:85855c00 [ 1324.980910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.981194][ T32] r7:dddced80 r6:83018000 r5:85855f8c r4:8485f000 [ 1324.981304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.981425][ T32] r10:61c88647 r9:840bd400 r8:8485f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.981672][ T32] r4:8485f000 [ 1324.981796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.981900][ T32] r10:00000000 r9:8485f000 r8:80287e08 r7:df981e60 r6:8485f080 r5:840bd400 [ 1324.981947][ T32] r4:00000001 [ 1324.982185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.982396][ T32] Exception stack(0xdfad1fb0 to 0xdfad1ff8) [ 1324.982466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.982698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.982765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.982828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.982967][ T32] r4:84a2c4c0 [ 1324.992038][ T32] INFO: task kworker/0:10:3173 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1324.992170][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.992371][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.992530][ T32] Call trace: [ 1324.992638][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.992751][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1324.992799][ T32] r4:00000000 [ 1324.992855][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.993000][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.003549][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.003653][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.004160][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.004229][ T32] r5:80050013 r4:80239bb0 [ 1325.004543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.004736][ T32] r4:82ac21e4 [ 1325.004785][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.004876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.004926][ T32] r4:e0105dc0 [ 1325.005066][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.005195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.005276][ T32] r4:00000000 [ 1325.005773][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.005877][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.006076][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.006391][ T32] r5:00001000 r4:e0433000 [ 1325.007277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.007845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.007958][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.008008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.008109][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.008155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.008249][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.008375][ T32] r4:84aec980 [ 1325.008427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.008522][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.008632][ T32] r4:00000001 [ 1325.008681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.008761][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.009000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.009067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.009249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.009559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.009614][ T32] r4:849d6240 [ 1325.009663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.009726][ T32] INFO: task kworker/0:11:3175 blocked for more than 451 seconds. [ 1325.009855][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.010041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.010096][ T32] task:kworker/0:11 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.010212][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.010427][ T32] Call trace: [ 1325.010499][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.010727][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:840bb000 [ 1325.010782][ T32] r4:840bb000 [ 1325.012151][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.013180][ T32] r5:840bb000 r4:8291a680 [ 1325.029197][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.029379][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.030021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1325.030109][ T32] r4:00000000 [ 1325.030161][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.030740][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.031157][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.031246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b0200 [ 1325.031351][ T32] r4:00000000 [ 1325.031403][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.031512][ T32] r9:83018005 r8:840bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1325.031564][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.031656][ T32] r5:00001000 r4:eaab3000 [ 1325.031741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.031846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.031938][ T32] r5:84955f8c r4:84955c00 [ 1325.031984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.032144][ T32] r7:dddced80 r6:83018000 r5:84955f8c r4:8485f100 [ 1325.032355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.032459][ T32] r10:61c88647 r9:840bb000 r8:8485f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.032510][ T32] r4:8485f100 [ 1325.032553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.032646][ T32] r10:00000000 r9:8485f100 r8:80287e08 r7:dfad1e60 r6:8485f180 r5:840bb000 [ 1325.032693][ T32] r4:00000001 [ 1325.032739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.032819][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1325.032880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.032938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.032992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.048392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.049205][ T32] r4:84a2c640 [ 1325.049729][ T32] INFO: task kworker/0:11:3175 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.049775][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.049981][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.050178][ T32] Call trace: [ 1325.050213][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.050272][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.050295][ T32] r4:00000000 [ 1325.050314][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.050360][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.050390][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.050417][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.050441][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.050465][ T32] r5:80050013 r4:80239bb0 [ 1325.050486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.050557][ T32] r4:82ac21e4 [ 1325.050582][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.050625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.050646][ T32] r4:e0105dc0 [ 1325.050692][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.050739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.050776][ T32] r4:00000000 [ 1325.050798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.050845][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.050894][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.050941][ T32] r5:00001000 r4:e0433000 [ 1325.050961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.050999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.051041][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.051060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.051134][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.051155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.051231][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.051256][ T32] r4:84aec980 [ 1325.051275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.051320][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.051347][ T32] r4:00000001 [ 1325.051367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.051448][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.051476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.051503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.051528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.051595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.051620][ T32] r4:849d6240 [ 1325.051680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.051739][ T32] INFO: task kworker/0:12:3177 blocked for more than 451 seconds. [ 1325.051777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.051802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.051823][ T32] task:kworker/0:12 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.051994][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.052042][ T32] Call trace: [ 1325.052072][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.052121][ T32] r10:8291a684 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:84486000 [ 1325.052224][ T32] r4:84486000 [ 1325.052248][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.052291][ T32] r5:84486000 r4:8291a680 [ 1325.052310][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.052471][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.052587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1325.052612][ T32] r4:00000000 [ 1325.052632][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.052699][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.052737][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.052776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545bf40 [ 1325.052904][ T32] r4:00000000 [ 1325.053002][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.060314][ T32] r9:83018005 r8:84486000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.060413][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.060533][ T32] r5:00001000 r4:eafff000 [ 1325.060579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.060657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.060735][ T32] r5:8585578c r4:85855400 [ 1325.060778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.060867][ T32] r7:dddced80 r6:83018000 r5:8585578c r4:8485f200 [ 1325.060907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.060994][ T32] r10:61c88647 r9:84486000 r8:8485f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.061044][ T32] r4:8485f200 [ 1325.061082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.061175][ T32] r10:00000000 r9:8485f200 r8:80287e08 r7:dfad1e60 r6:8485f280 r5:84486000 [ 1325.061223][ T32] r4:00000001 [ 1325.061260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.061362][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1325.061420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.061475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.061525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.061581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.061630][ T32] r4:84a2ca00 [ 1325.062262][ T32] INFO: task kworker/0:12:3177 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.062349][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.062477][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.062668][ T32] Call trace: [ 1325.062762][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.063023][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.070299][ T32] r4:00000000 [ 1325.070384][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.070495][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.070551][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.070610][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.070656][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.070713][ T32] r5:80050013 r4:80239bb0 [ 1325.070751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.070834][ T32] r4:82ac21e4 [ 1325.070869][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.070963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.071013][ T32] r4:e0105dc0 [ 1325.071047][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.071161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.071204][ T32] r4:00000000 [ 1325.071249][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.071340][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.071386][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.071475][ T32] r5:00001000 r4:e0433000 [ 1325.071514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.071595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.071676][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.071716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.071807][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.071854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.071995][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.072100][ T32] r4:84aec980 [ 1325.072149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.072248][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.072300][ T32] r4:00000001 [ 1325.072359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072437][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.072521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.072586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.072747][ T32] r4:849d6240 [ 1325.072794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.072854][ T32] INFO: task kworker/0:13:3180 blocked for more than 451 seconds. [ 1325.072922][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.080599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.080750][ T32] task:kworker/0:13 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.080896][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.081011][ T32] Call trace: [ 1325.081073][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.081175][ T32] r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:84480000 [ 1325.081221][ T32] r4:84480000 [ 1325.081259][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.081407][ T32] r5:84480000 r4:8291a680 [ 1325.081462][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.081541][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.081618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1325.081661][ T32] r4:00000000 [ 1325.081702][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.081794][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.081878][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.081959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852f2e40 [ 1325.082004][ T32] r4:00000000 [ 1325.082047][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.082147][ T32] r9:83018005 r8:84480000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1325.082204][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082282][ T32] r5:00001000 r4:eba6f000 [ 1325.082334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.082439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082524][ T32] r5:85856b8c r4:85856800 [ 1325.082564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.082657][ T32] r7:dddced80 r6:83018000 r5:85856b8c r4:8485f300 [ 1325.082702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.082784][ T32] r10:61c88647 r9:84480000 r8:8485f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.082827][ T32] r4:8485f300 [ 1325.082896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.091696][ T32] r10:00000000 r9:8485f300 r8:80287e08 r7:dfad1e60 r6:8485f380 r5:84480000 [ 1325.091806][ T32] r4:00000001 [ 1325.091864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.091988][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1325.092062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.092203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.092271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.092349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.092403][ T32] r4:84a2ccc0 [ 1325.094575][ T32] INFO: task kworker/0:13:3180 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.094732][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.094919][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.095077][ T32] Call trace: [ 1325.095160][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.095278][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.095339][ T32] r4:00000000 [ 1325.095390][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.095481][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.095538][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.095603][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.095683][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.095742][ T32] r5:80050013 r4:80239bb0 [ 1325.095790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.095880][ T32] r4:82ac21e4 [ 1325.095924][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.096010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.096059][ T32] r4:e0105dc0 [ 1325.096105][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.096243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.096298][ T32] r4:00000000 [ 1325.096348][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.096441][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.096492][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.096571][ T32] r5:00001000 r4:e0433000 [ 1325.096617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.096724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.096836][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.096889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.096988][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.097042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.097145][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.097199][ T32] r4:84aec980 [ 1325.097268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.097464][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.097530][ T32] r4:00000001 [ 1325.097576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.097649][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.097706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.097758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.097811][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.097868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.097955][ T32] r4:849d6240 [ 1325.098011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.098088][ T32] INFO: task kworker/0:14:3181 blocked for more than 451 seconds. [ 1325.098160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.098207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.098247][ T32] task:kworker/0:14 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.098352][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.098440][ T32] Call trace: [ 1325.098507][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.098600][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:84485400 [ 1325.098673][ T32] r4:84485400 [ 1325.098726][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.098815][ T32] r5:84485400 r4:8291a680 [ 1325.098861][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.098944][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.099037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1325.099095][ T32] r4:00000000 [ 1325.099141][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.099216][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.099297][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.099393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bfb480 [ 1325.099445][ T32] r4:00000000 [ 1325.099489][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.099581][ T32] r9:83018005 r8:84485400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1325.099631][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.099727][ T32] r5:00001000 r4:ec989000 [ 1325.099807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.099897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.100007][ T32] r5:84956b8c r4:84956800 [ 1325.100063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.100179][ T32] r7:dddced80 r6:83018000 r5:84956b8c r4:8485f400 [ 1325.100254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.100364][ T32] r10:61c88647 r9:84485400 r8:8485f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.100417][ T32] r4:8485f400 [ 1325.100478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.100579][ T32] r10:00000000 r9:8485f400 r8:80287e08 r7:dfad9e60 r6:8485f480 r5:84485400 [ 1325.100632][ T32] r4:00000001 [ 1325.100675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.100750][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1325.100809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.100891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.100958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.101025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.101097][ T32] r4:84a2ccc0 [ 1325.101845][ T32] INFO: task kworker/0:14:3181 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.101931][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.102119][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.102209][ T32] Call trace: [ 1325.102314][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.102423][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.102501][ T32] r4:00000000 [ 1325.102553][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.102641][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.102697][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.102785][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.102848][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.102899][ T32] r5:80050013 r4:80239bb0 [ 1325.103018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.119458][ T32] r4:82ac21e4 [ 1325.119553][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.119694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.119746][ T32] r4:e0105dc0 [ 1325.119789][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.119884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.119935][ T32] r4:00000000 [ 1325.119982][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.120080][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.120131][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.120221][ T32] r5:00001000 r4:e0433000 [ 1325.120268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.120361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.120453][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.120500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.120629][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.120688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.120789][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.120840][ T32] r4:84aec980 [ 1325.120891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.120993][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.121045][ T32] r4:00000001 [ 1325.121092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.121174][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.121241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.121333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.121398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.121461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.121512][ T32] r4:849d6240 [ 1325.121564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.121624][ T32] INFO: task kworker/1:23:3182 blocked for more than 451 seconds. [ 1325.121694][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.121750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.121804][ T32] task:kworker/1:23 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.121935][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.122033][ T32] Call trace: [ 1325.122125][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.122235][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:83b1bc00 [ 1325.122283][ T32] r4:83b1bc00 [ 1325.122334][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.122426][ T32] r5:83b1bc00 r4:8291a680 [ 1325.122472][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.122580][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.122749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1325.122840][ T32] r4:00000000 [ 1325.123914][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.134922][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.135081][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.135209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e4780 [ 1325.135276][ T32] r4:00000000 [ 1325.135339][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.135447][ T32] r9:83018205 r8:83b1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1325.135498][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.135589][ T32] r5:00001000 r4:dfaf5000 [ 1325.135631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.135723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.135815][ T32] r5:85af1b8c r4:85af1800 [ 1325.135860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.135961][ T32] r7:ddde2d80 r6:83018200 r5:85af1b8c r4:832a0100 [ 1325.136012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.136111][ T32] r10:61c88647 r9:83b1bc00 r8:832a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.136162][ T32] r4:832a0100 [ 1325.136213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.136305][ T32] r10:00000000 r9:832a0100 r8:80287e08 r7:dfaa9e60 r6:8485f500 r5:83b1bc00 [ 1325.136364][ T32] r4:00000001 [ 1325.136431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.136519][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1325.136595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.136654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.136711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.136769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.136836][ T32] r4:84a28cc0 [ 1325.137574][ T32] INFO: task kworker/1:23:3182 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.137677][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.137890][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.137986][ T32] Call trace: [ 1325.138052][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.138148][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.138194][ T32] r4:00000000 [ 1325.138239][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.138354][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.138424][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.138485][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.138540][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.138592][ T32] r5:80050013 r4:80239bb0 [ 1325.138640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.138729][ T32] r4:82ac21e4 [ 1325.138774][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.138855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.138907][ T32] r4:e0105dc0 [ 1325.138951][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.139039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.139094][ T32] r4:00000000 [ 1325.139140][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.139225][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.139277][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.139372][ T32] r5:00001000 r4:e0433000 [ 1325.139441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.139530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.139643][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.139694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.139792][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.139856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.139955][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.140006][ T32] r4:84aec980 [ 1325.140050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.140148][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.140221][ T32] r4:00000001 [ 1325.140288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.140382][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.140439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.140499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.140575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.140647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.140700][ T32] r4:849d6240 [ 1325.140750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.140810][ T32] INFO: task kworker/0:15:3185 blocked for more than 451 seconds. [ 1325.140884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.140939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.140985][ T32] task:kworker/0:15 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.141108][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.141200][ T32] Call trace: [ 1325.141272][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.141434][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:83b1a400 [ 1325.141500][ T32] r4:83b1a400 [ 1325.141549][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.141644][ T32] r5:83b1a400 r4:8291a680 [ 1325.141690][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.141774][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.141865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1325.141915][ T32] r4:00000000 [ 1325.141959][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.142037][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.142118][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.142210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2f940 [ 1325.142261][ T32] r4:00000000 [ 1325.142308][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.142418][ T32] r9:83018005 r8:83b1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1325.142464][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.142549][ T32] r5:00001000 r4:ecdb1000 [ 1325.142595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.142675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.161181][ T32] r5:8495778c r4:84957400 [ 1325.161278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.161463][ T32] r7:dddced80 r6:83018000 r5:8495778c r4:8485f580 [ 1325.161516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.161621][ T32] r10:61c88647 r9:83b1a400 r8:8485f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.161675][ T32] r4:8485f580 [ 1325.161727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.161831][ T32] r10:00000000 r9:8485f580 r8:80287e08 r7:dfaede60 r6:8485f600 r5:83b1a400 [ 1325.161886][ T32] r4:00000001 [ 1325.161961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.162057][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1325.162126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.162193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.162251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.162344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.162401][ T32] r4:84744280 [ 1325.170629][ T32] INFO: task kworker/0:15:3185 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.170826][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.170990][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.171290][ T32] Call trace: [ 1325.171385][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.171507][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.171562][ T32] r4:00000000 [ 1325.171613][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.171707][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.171775][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.171842][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.171899][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.171956][ T32] r5:80050013 r4:80239bb0 [ 1325.172064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.172197][ T32] r4:82ac21e4 [ 1325.172273][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.172379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.172451][ T32] r4:e0105dc0 [ 1325.172532][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.172624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.172671][ T32] r4:00000000 [ 1325.172711][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.172799][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.172851][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.172994][ T32] r5:00001000 r4:e0433000 [ 1325.180688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.180875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.180975][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.181030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.181139][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.181190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.181316][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.181380][ T32] r4:84aec980 [ 1325.181432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.181534][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.181589][ T32] r4:00000001 [ 1325.181669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.181766][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.181834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.181895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.181949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.182014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.182061][ T32] r4:849d6240 [ 1325.182137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.182229][ T32] INFO: task kworker/0:16:3187 blocked for more than 451 seconds. [ 1325.182303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.182366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.182417][ T32] task:kworker/0:16 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.182529][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.182619][ T32] Call trace: [ 1325.182687][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.182796][ T32] r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:83b1b000 [ 1325.182848][ T32] r4:83b1b000 [ 1325.182893][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.183910][ T32] r5:83b1b000 r4:8291a680 [ 1325.183992][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.184108][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.184211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 [ 1325.184266][ T32] r4:00000000 [ 1325.184313][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.184401][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.184488][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.184584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c32c0 [ 1325.184637][ T32] r4:00000000 [ 1325.184684][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.184784][ T32] r9:83018005 r8:83b1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.184828][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.184917][ T32] r5:00001000 r4:eb4d7000 [ 1325.184965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.185051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.185142][ T32] r5:85974f8c r4:85974c00 [ 1325.185219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.185355][ T32] r7:dddced80 r6:83018000 r5:85974f8c r4:8485f680 [ 1325.185521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.185625][ T32] r10:61c88647 r9:83b1b000 r8:8485f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.185676][ T32] r4:8485f680 [ 1325.185720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.185805][ T32] r10:00000000 r9:8485f680 r8:80287e08 r7:dfb01e60 r6:8485f700 r5:83b1b000 [ 1325.185854][ T32] r4:00000001 [ 1325.185901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.185982][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1325.186046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.186114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.186174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.186235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.186291][ T32] r4:84744440 [ 1325.186990][ T32] INFO: task kworker/0:16:3187 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.187082][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.187229][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.187343][ T32] Call trace: [ 1325.187422][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.187549][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.187602][ T32] r4:00000000 [ 1325.187645][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.187730][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.187813][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.187874][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.187921][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.187981][ T32] r5:80050013 r4:80239bb0 [ 1325.188027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.188106][ T32] r4:82ac21e4 [ 1325.188146][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.188229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.188278][ T32] r4:e0105dc0 [ 1325.188320][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.188411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.188462][ T32] r4:00000000 [ 1325.188526][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.188615][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.188661][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.188748][ T32] r5:00001000 r4:e0433000 [ 1325.188793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.188878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.188967][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.189014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.189114][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.189165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.189267][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.189397][ T32] r4:84aec980 [ 1325.189452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.189554][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.189682][ T32] r4:00000001 [ 1325.189737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.189814][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.189885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.189951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.190050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.190123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.190178][ T32] r4:849d6240 [ 1325.190232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.190313][ T32] INFO: task kworker/0:17:3189 blocked for more than 451 seconds. [ 1325.190428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.190494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.190545][ T32] task:kworker/0:17 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.190644][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.190769][ T32] Call trace: [ 1325.190837][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.190930][ T32] r10:8291a684 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:83b1c800 [ 1325.190998][ T32] r4:83b1c800 [ 1325.191113][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.191208][ T32] r5:83b1c800 r4:8291a680 [ 1325.191252][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.191346][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.191432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1325.191481][ T32] r4:00000000 [ 1325.191525][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.191649][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.191736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.191821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab16c0 [ 1325.191870][ T32] r4:00000000 [ 1325.191992][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.192096][ T32] r9:83018005 r8:83b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1325.192187][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.192288][ T32] r5:00001000 r4:ec8dd000 [ 1325.192340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.192423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.192507][ T32] r5:84957b8c r4:84957800 [ 1325.192550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.192641][ T32] r7:dddced80 r6:83018000 r5:84957b8c r4:8485f780 [ 1325.192684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.192777][ T32] r10:61c88647 r9:83b1c800 r8:8485f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.192827][ T32] r4:8485f780 [ 1325.192874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.211698][ T32] r10:00000000 r9:8485f780 r8:80287e08 r7:dfb0de60 r6:8485f800 r5:83b1c800 [ 1325.211904][ T32] r4:00000001 [ 1325.211968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.212097][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1325.212167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.212228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.212285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.212358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.212407][ T32] r4:847442c0 [ 1325.218268][ T32] INFO: task kworker/0:17:3189 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.218430][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.218589][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.218710][ T32] Call trace: [ 1325.218791][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.218915][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.218967][ T32] r4:00000000 [ 1325.219016][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.219112][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.219206][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.219276][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.219365][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.219423][ T32] r5:80050013 r4:80239bb0 [ 1325.219474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.219566][ T32] r4:82ac21e4 [ 1325.219612][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.219699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.219773][ T32] r4:e0105dc0 [ 1325.219828][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.219922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.219975][ T32] r4:00000000 [ 1325.220025][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.220130][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.220181][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.220273][ T32] r5:00001000 r4:e0433000 [ 1325.220335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.220453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.220733][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.220795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.220901][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.220954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.221065][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.221127][ T32] r4:84aec980 [ 1325.221179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.221277][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.221359][ T32] r4:00000001 [ 1325.221434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.221522][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.221583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.221647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.221706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.221766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.221815][ T32] r4:849d6240 [ 1325.221864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.221926][ T32] INFO: task kworker/0:18:3192 blocked for more than 451 seconds. [ 1325.222001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.222086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.222138][ T32] task:kworker/0:18 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.222240][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.222367][ T32] Call trace: [ 1325.222445][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.222557][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:83b1e000 [ 1325.222610][ T32] r4:83b1e000 [ 1325.222656][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.222747][ T32] r5:83b1e000 r4:8291a680 [ 1325.222794][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.222874][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.223055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1325.236163][ T32] r4:00000000 [ 1325.236335][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.236474][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.236561][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.236652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438fc0 [ 1325.236701][ T32] r4:00000000 [ 1325.236801][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.236921][ T32] r9:83018005 r8:83b1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1325.236974][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.237075][ T32] r5:00001000 r4:dfb1d000 [ 1325.237125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.237211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.237332][ T32] r5:8597578c r4:85975400 [ 1325.237424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.237528][ T32] r7:dddced80 r6:83018000 r5:8597578c r4:8485f880 [ 1325.237579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.237696][ T32] r10:61c88647 r9:83b1e000 r8:8485f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.237752][ T32] r4:8485f880 [ 1325.237840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.237945][ T32] r10:00000000 r9:8485f880 r8:80287e08 r7:dfb0de60 r6:8485f900 r5:83b1e000 [ 1325.237997][ T32] r4:00000001 [ 1325.238040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.238148][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1325.238241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.238333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.238445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.238520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.238576][ T32] r4:847443c0 [ 1325.239249][ T32] INFO: task kworker/0:18:3192 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.239389][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.239717][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.239819][ T32] Call trace: [ 1325.239993][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.240113][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.240211][ T32] r4:00000000 [ 1325.240277][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.240429][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.240501][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.240568][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.240628][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.240681][ T32] r5:80050013 r4:80239bb0 [ 1325.240732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.240844][ T32] r4:82ac21e4 [ 1325.240898][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.240990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.241046][ T32] r4:e0105dc0 [ 1325.241093][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.241190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.241241][ T32] r4:00000000 [ 1325.241309][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.241421][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.241558][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.241657][ T32] r5:00001000 r4:e0433000 [ 1325.241703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.241792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.241884][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.242186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.242302][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.242411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.242714][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.242821][ T32] r4:84aec980 [ 1325.242874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.256168][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.256387][ T32] r4:00000001 [ 1325.256450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.256603][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.256693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.256763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.256826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.256897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.256995][ T32] r4:849d6240 [ 1325.257064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.257136][ T32] INFO: task kworker/0:19:3193 blocked for more than 451 seconds. [ 1325.257214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.257277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.257367][ T32] task:kworker/0:19 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.257497][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.257604][ T32] Call trace: [ 1325.257716][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.257826][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83af0c00 [ 1325.257942][ T32] r4:83af0c00 [ 1325.258023][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.258156][ T32] r5:83af0c00 r4:8291a680 [ 1325.258211][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.258297][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.258393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1325.258445][ T32] r4:00000000 [ 1325.258489][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.258607][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.258738][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.258835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83c922c0 [ 1325.258888][ T32] r4:00000000 [ 1325.258930][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.259031][ T32] r9:83018005 r8:83af0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.259108][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.259211][ T32] r5:00001000 r4:eb79d000 [ 1325.259341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.259468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.259565][ T32] r5:8597738c r4:85977000 [ 1325.259653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.259779][ T32] r7:dddced80 r6:83018000 r5:8597738c r4:8485f980 [ 1325.259877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.259984][ T32] r10:61c88647 r9:83af0c00 r8:8485f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.260044][ T32] r4:8485f980 [ 1325.260095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.260201][ T32] r10:00000000 r9:8485f980 r8:80287e08 r7:dfb21e60 r6:8485fa00 r5:83af0c00 [ 1325.260254][ T32] r4:00000001 [ 1325.260299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.260396][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1325.260482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.260595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.260706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.260778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.260831][ T32] r4:84744540 [ 1325.261576][ T32] INFO: task kworker/0:19:3193 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.261664][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.261820][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.261932][ T32] Call trace: [ 1325.262090][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.262206][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.262288][ T32] r4:00000000 [ 1325.262358][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.262450][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.262514][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.262579][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.262635][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.262691][ T32] r5:80050013 r4:80239bb0 [ 1325.262742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.262833][ T32] r4:82ac21e4 [ 1325.262880][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.263054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.278210][ T32] r4:e0105dc0 [ 1325.278390][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.278562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.278727][ T32] r4:00000000 [ 1325.278784][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.278975][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.279042][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.279166][ T32] r5:00001000 r4:e0433000 [ 1325.279219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.279308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.279414][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.279463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.279595][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.279654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.279844][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.279965][ T32] r4:84aec980 [ 1325.280031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.280144][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.280197][ T32] r4:00000001 [ 1325.280345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.280529][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.280608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.280680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.280884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.280958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.281013][ T32] r4:849d6240 [ 1325.281066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.281133][ T32] INFO: task kworker/0:20:3195 blocked for more than 451 seconds. [ 1325.281247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.281335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.281461][ T32] task:kworker/0:20 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.281672][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.281846][ T32] Call trace: [ 1325.282021][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.282146][ T32] r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83b21800 [ 1325.282204][ T32] r4:83b21800 [ 1325.282257][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.282445][ T32] r5:83b21800 r4:8291a680 [ 1325.282567][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.282667][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.282762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1325.282815][ T32] r4:00000000 [ 1325.282863][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.283046][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.298474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.298654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df580 [ 1325.298709][ T32] r4:00000000 [ 1325.298753][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.298859][ T32] r9:83018005 r8:83b21800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.298933][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.299041][ T32] r5:00001000 r4:ebaab000 [ 1325.299084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.299188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.299286][ T32] r5:85ac4b8c r4:85ac4800 [ 1325.299370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.299482][ T32] r7:dddced80 r6:83018000 r5:85ac4b8c r4:8485fa80 [ 1325.299534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.299640][ T32] r10:61c88647 r9:83b21800 r8:8485faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.299695][ T32] r4:8485fa80 [ 1325.299747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.299854][ T32] r10:00000000 r9:8485fa80 r8:80287e08 r7:dfb35e60 r6:8485fb00 r5:83b21800 [ 1325.299908][ T32] r4:00000001 [ 1325.299957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.300053][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1325.300128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.300196][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.300260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.300334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.300391][ T32] r4:84744780 [ 1325.301094][ T32] INFO: task kworker/0:20:3195 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.301182][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.301374][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.301481][ T32] Call trace: [ 1325.301557][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.301672][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.301731][ T32] r4:00000000 [ 1325.301777][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.301869][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.301936][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.302005][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.302064][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.302125][ T32] r5:80050013 r4:80239bb0 [ 1325.302178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.302272][ T32] r4:82ac21e4 [ 1325.302322][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.302455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.302528][ T32] r4:e0105dc0 [ 1325.302576][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.302675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.302730][ T32] r4:00000000 [ 1325.302783][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.302884][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.302937][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.303789][ T32] r5:00001000 r4:e0433000 [ 1325.303855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.303966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.304062][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.304140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.304255][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.304320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.304437][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.304491][ T32] r4:84aec980 [ 1325.304538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.304641][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.304697][ T32] r4:00000001 [ 1325.304748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.304877][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.304994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.305079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.305146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.305217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.305275][ T32] r4:849d6240 [ 1325.305364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.305461][ T32] INFO: task kworker/0:21:3198 blocked for more than 451 seconds. [ 1325.305562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.305647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.305707][ T32] task:kworker/0:21 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.305822][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.305921][ T32] Call trace: [ 1325.305994][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.306108][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:84199800 [ 1325.306163][ T32] r4:84199800 [ 1325.306211][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.306304][ T32] r5:84199800 r4:8291a680 [ 1325.306364][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.306487][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.306578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1325.306622][ T32] r4:00000000 [ 1325.306667][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.306744][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.306827][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.306938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85435300 [ 1325.306993][ T32] r4:00000000 [ 1325.307038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.307139][ T32] r9:83018005 r8:84199800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1325.307189][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.307298][ T32] r5:00001000 r4:dfb17000 [ 1325.307362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.307448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.307536][ T32] r5:85ac5f8c r4:85ac5c00 [ 1325.307575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.307668][ T32] r7:dddced80 r6:83018000 r5:85ac5f8c r4:8485fb80 [ 1325.307713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.307806][ T32] r10:61c88647 r9:84199800 r8:8485fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.307876][ T32] r4:8485fb80 [ 1325.307925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.308006][ T32] r10:00000000 r9:8485fb80 r8:80287e08 r7:dfb29e60 r6:8485fc00 r5:84199800 [ 1325.308055][ T32] r4:00000001 [ 1325.308103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.308192][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.308251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.308308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.308480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.308550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.308598][ T32] r4:84744840 [ 1325.309280][ T32] INFO: task kworker/0:21:3198 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.309398][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.309534][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.309628][ T32] Call trace: [ 1325.309700][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.309808][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.309906][ T32] r4:00000000 [ 1325.310020][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.310133][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.310252][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.310354][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.310452][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.310518][ T32] r5:80050013 r4:80239bb0 [ 1325.310601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.310703][ T32] r4:82ac21e4 [ 1325.310797][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.311009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.311120][ T32] r4:e0105dc0 [ 1325.311170][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.311269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.311335][ T32] r4:00000000 [ 1325.311390][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.311476][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.311525][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.311622][ T32] r5:00001000 r4:e0433000 [ 1325.311740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.311944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.312068][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.312396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.312512][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.312744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.312858][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.312923][ T32] r4:84aec980 [ 1325.334479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.334689][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.334718][ T32] r4:00000001 [ 1325.334771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.334819][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.334850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.334877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.335103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.335140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.335163][ T32] r4:849d6240 [ 1325.335187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.335333][ T32] INFO: task kworker/0:22:3200 blocked for more than 451 seconds. [ 1325.335441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.335469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.335492][ T32] task:kworker/0:22 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.335597][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.335690][ T32] Call trace: [ 1325.335721][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.335875][ T32] r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:841ac800 [ 1325.335902][ T32] r4:841ac800 [ 1325.335921][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.335963][ T32] r5:841ac800 r4:8291a680 [ 1325.335984][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.336025][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.336076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1325.336126][ T32] r4:00000000 [ 1325.336168][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.336240][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.336337][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.336429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472dd80 [ 1325.336481][ T32] r4:00000000 [ 1325.336526][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.336621][ T32] r9:83018005 r8:841ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1325.336703][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.336795][ T32] r5:00001000 r4:ecb85000 [ 1325.337351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.337575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.337680][ T32] r5:8499d38c r4:8499d000 [ 1325.337728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.338247][ T32] r7:dddced80 r6:83018000 r5:8499d38c r4:8485fc80 [ 1325.338311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.338417][ T32] r10:61c88647 r9:841ac800 r8:8485fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.339031][ T32] r4:8485fc80 [ 1325.339099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.339205][ T32] r10:00000000 r9:8485fc80 r8:80287e08 r7:dfb4de60 r6:84569700 r5:841ac800 [ 1325.339267][ T32] r4:00000001 [ 1325.339316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.339458][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1325.339526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.339586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.339647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.339898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.340126][ T32] r4:84744c80 [ 1325.340847][ T32] INFO: task kworker/0:22:3200 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.340928][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.341052][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.341378][ T32] Call trace: [ 1325.341544][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.341655][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.341706][ T32] r4:00000000 [ 1325.341753][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.341847][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.341927][ T32] 5d20: bf142000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.341991][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.342076][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.342272][ T32] r5:80050013 r4:80239bb0 [ 1325.342487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.342583][ T32] r4:82ac21e4 [ 1325.342631][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.343057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.364379][ T32] r4:e0105dc0 [ 1325.364478][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.364624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.364680][ T32] r4:00000000 [ 1325.364727][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.364831][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.364883][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.364981][ T32] r5:00001000 r4:e0433000 [ 1325.365062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.365164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.365784][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.365861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.366008][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.366074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.366231][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.366291][ T32] r4:84aec980 [ 1325.366346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.366585][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.367037][ T32] r4:00000001 [ 1325.367144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.367240][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.367310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.367385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.367877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.367955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.368007][ T32] r4:849d6240 [ 1325.368108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.368221][ T32] INFO: task kworker/0:23:3202 blocked for more than 451 seconds. [ 1325.368332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.368400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.368471][ T32] task:kworker/0:23 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.368608][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.368711][ T32] Call trace: [ 1325.369061][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.369310][ T32] r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:841a8c00 [ 1325.369662][ T32] r4:841a8c00 [ 1325.369731][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.369823][ T32] r5:841a8c00 r4:8291a680 [ 1325.369974][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.370084][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.370177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1325.370226][ T32] r4:00000000 [ 1325.370271][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.370499][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.370586][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.370668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854542c0 [ 1325.370720][ T32] r4:00000000 [ 1325.371477][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.371586][ T32] r9:83018005 r8:841a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1325.371659][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.371752][ T32] r5:00001000 r4:ecf79000 [ 1325.371795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.372256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.372371][ T32] r5:85c7df8c r4:85c7dc00 [ 1325.372710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.372821][ T32] r7:dddced80 r6:83018000 r5:85c7df8c r4:8485fd00 [ 1325.372873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.373047][ T32] r10:61c88647 r9:841a8c00 r8:8485fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.483563][ T32] r4:8485fd00 [ 1325.483626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.483710][ T32] r10:00000000 r9:8485fd00 r8:80287e08 r7:dfb5de60 r6:84569780 r5:841a8c00 [ 1325.483734][ T32] r4:00000001 [ 1325.483753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.483820][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1325.483885][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.483943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.483995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.484053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.484107][ T32] r4:84744b80 [ 1325.484605][ T32] INFO: task kworker/0:23:3202 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.484713][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.484792][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.485032][ T32] Call trace: [ 1325.485150][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.485210][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.485263][ T32] r4:00000000 [ 1325.485286][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.485364][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.485427][ T32] 5d20: c283b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.485459][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.485505][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.485531][ T32] r5:80050013 r4:80239bb0 [ 1325.485552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.485629][ T32] r4:82ac21e4 [ 1325.485652][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.485694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.485745][ T32] r4:e0105dc0 [ 1325.485788][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.485833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.485855][ T32] r4:00000000 [ 1325.485918][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.486001][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.486031][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.486082][ T32] r5:00001000 r4:e0433000 [ 1325.486102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.486142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.486183][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.486230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.486282][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.486304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.486355][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.486377][ T32] r4:84aec980 [ 1325.486395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.486469][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.486496][ T32] r4:00000001 [ 1325.486546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.486585][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.486639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.486670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.486738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.486768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.486825][ T32] r4:849d6240 [ 1325.486910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.486979][ T32] INFO: task kworker/0:24:3205 blocked for more than 451 seconds. [ 1325.487021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.487093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.487132][ T32] task:kworker/0:24 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.487182][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.487225][ T32] Call trace: [ 1325.487280][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.487328][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:841a8000 [ 1325.487384][ T32] r4:841a8000 [ 1325.487407][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.487450][ T32] r5:841a8000 r4:8291a680 [ 1325.487469][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.487538][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.487583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.487637][ T32] r4:00000000 [ 1325.487658][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.487693][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.487728][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.487766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423100 [ 1325.488093][ T32] r4:00000000 [ 1325.488118][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.488224][ T32] r9:83018005 r8:841a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1325.488250][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.488294][ T32] r5:00001000 r4:ed515000 [ 1325.488313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.488350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.488424][ T32] r5:85bf8f8c r4:85bf8c00 [ 1325.488478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.488527][ T32] r7:dddced80 r6:83018000 r5:85bf8f8c r4:8485fd80 [ 1325.488601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.488680][ T32] r10:61c88647 r9:841a8000 r8:8485fdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.488704][ T32] r4:8485fd80 [ 1325.488724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.488863][ T32] r10:00000000 r9:8485fd80 r8:80287e08 r7:dfb51e60 r6:8427fb00 r5:841a8000 [ 1325.488888][ T32] r4:00000001 [ 1325.488967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.489008][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.489039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.489084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.489137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.489167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.489215][ T32] r4:84744dc0 [ 1325.489637][ T32] INFO: task kworker/0:24:3205 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.489680][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.489772][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.489823][ T32] Call trace: [ 1325.489852][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.489902][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.489956][ T32] r4:00000000 [ 1325.489980][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.490025][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.490053][ T32] 5d20: c283b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.490089][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.490147][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.490187][ T32] r5:80050013 r4:80239bb0 [ 1325.490210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.490252][ T32] r4:82ac21e4 [ 1325.490271][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.490314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.490390][ T32] r4:e0105dc0 [ 1325.490474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.490520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.490542][ T32] r4:00000000 [ 1325.490561][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.490605][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.490627][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.490696][ T32] r5:00001000 r4:e0433000 [ 1325.490721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.490764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.490839][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.490877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.490929][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.490990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.491091][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.491152][ T32] r4:84aec980 [ 1325.491174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.491222][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.491244][ T32] r4:00000001 [ 1325.491294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.491364][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.491392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.491420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.491446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.491517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.491598][ T32] r4:849d6240 [ 1325.491624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.491651][ T32] INFO: task kworker/0:25:3208 blocked for more than 451 seconds. [ 1325.491683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.491706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.491759][ T32] task:kworker/0:25 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.491809][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.491851][ T32] Call trace: [ 1325.491880][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.491926][ T32] r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000013 r6:dfb81d8c r5:841aa400 [ 1325.491948][ T32] r4:841aa400 [ 1325.491968][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.492030][ T32] r5:841aa400 r4:8291a680 [ 1325.492067][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.492133][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.492213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1325.492247][ T32] r4:00000000 [ 1325.492290][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.492386][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.492459][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.492502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85423ec0 [ 1325.492524][ T32] r4:00000000 [ 1325.492543][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.492586][ T32] r9:83018005 r8:841aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.492607][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.492649][ T32] r5:00001000 r4:ec789000 [ 1325.492714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.492756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.492797][ T32] r5:85bfa78c r4:85bfa400 [ 1325.492815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.492895][ T32] r7:dddced80 r6:83018000 r5:85bfa78c r4:8485fe00 [ 1325.492918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.492964][ T32] r10:61c88647 r9:841aa400 r8:8485fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.493029][ T32] r4:8485fe00 [ 1325.514085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.514302][ T32] r10:00000000 r9:8485fe00 r8:80287e08 r7:dfb51e60 r6:8475cd00 r5:841aa400 [ 1325.514385][ T32] r4:00000001 [ 1325.514442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.514536][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1325.514602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.514820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.514891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.515008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.515050][ T32] r4:83aa6100 [ 1325.515704][ T32] INFO: task kworker/0:25:3208 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.515934][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.516149][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.516234][ T32] Call trace: [ 1325.516427][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.516517][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.516596][ T32] r4:00000000 [ 1325.516633][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.516699][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.516785][ T32] 5d20: c2d47000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.516836][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.516877][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.516971][ T32] r5:80050013 r4:80239bb0 [ 1325.517204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.517282][ T32] r4:82ac21e4 [ 1325.517338][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.517410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.517462][ T32] r4:e0105dc0 [ 1325.517497][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.517622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.517794][ T32] r4:00000000 [ 1325.517906][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.517985][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.518021][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.518125][ T32] r5:00001000 r4:e0433000 [ 1325.518187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.518297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.518376][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.518410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.518549][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.518588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.518665][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.518736][ T32] r4:84aec980 [ 1325.518770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.518864][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.518899][ T32] r4:00000001 [ 1325.518979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.519040][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.519082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.519172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.519274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.519375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.519414][ T32] r4:849d6240 [ 1325.519449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.519492][ T32] INFO: task kworker/0:26:3210 blocked for more than 452 seconds. [ 1325.519611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.519655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.519690][ T32] task:kworker/0:26 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.519871][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.519941][ T32] Call trace: [ 1325.520124][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.520207][ T32] r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:83393c00 [ 1325.520243][ T32] r4:83393c00 [ 1325.520370][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.520443][ T32] r5:83393c00 r4:8291a680 [ 1325.520494][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.520560][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.520627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1325.520769][ T32] r4:00000000 [ 1325.521077][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.521137][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.521391][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.521463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85453840 [ 1325.521501][ T32] r4:00000000 [ 1325.521571][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.521646][ T32] r9:83018005 r8:83393c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1325.521681][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.521784][ T32] r5:00001000 r4:ed68d000 [ 1325.521861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.521947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.522017][ T32] r5:85bfbb8c r4:85bfb800 [ 1325.522094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.522172][ T32] r7:dddced80 r6:83018000 r5:85bfbb8c r4:8485fe80 [ 1325.522253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.522330][ T32] r10:61c88647 r9:83393c00 r8:8485feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.522372][ T32] r4:8485fe80 [ 1325.522403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.522850][ T32] r10:00000000 r9:8485fe80 r8:80287e08 r7:dfb51e60 r6:8477b000 r5:83393c00 [ 1325.523057][ T32] r4:00000001 [ 1325.523204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.564235][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1325.564372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.564562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.564635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.564710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.564919][ T32] r4:83aa60c0 [ 1325.565680][ T32] INFO: task kworker/0:26:3210 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.565767][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.568327][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.569650][ T32] Call trace: [ 1325.570320][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.570427][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.570464][ T32] r4:00000000 [ 1325.572165][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.572408][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.572473][ T32] 5d20: c2ff2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.572534][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.573263][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.601981][ T32] r5:80050013 r4:80239bb0 [ 1325.602156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.602274][ T32] r4:82ac21e4 [ 1325.602326][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.602430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.602504][ T32] r4:e0105dc0 [ 1325.602553][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.602644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.602695][ T32] r4:00000000 [ 1325.602759][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.602862][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.602910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.614235][ T32] r5:00001000 r4:e0433000 [ 1325.614485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.614632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.614726][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.614776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.614921][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.614979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.615095][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.615159][ T32] r4:84aec980 [ 1325.615222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.615323][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.615432][ T32] r4:00000001 [ 1325.615489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.615580][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.615649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.615712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.615771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.615839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.615890][ T32] r4:849d6240 [ 1325.615943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.616034][ T32] INFO: task kworker/1:25:3211 blocked for more than 452 seconds. [ 1325.616108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.616166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.616213][ T32] task:kworker/1:25 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.616348][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.616447][ T32] Call trace: [ 1325.616552][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.616668][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000013 r6:dfb91d8c r5:832eb000 [ 1325.616728][ T32] r4:832eb000 [ 1325.616775][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.616887][ T32] r5:832eb000 r4:8291a680 [ 1325.616935][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.617025][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.617109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1325.617154][ T32] r4:00000000 [ 1325.617187][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.617244][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.617519][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.617598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085340 [ 1325.617743][ T32] r4:00000000 [ 1325.617779][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.617946][ T32] r9:83018205 r8:832eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1325.617983][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.618054][ T32] r5:00001000 r4:ed6a7000 [ 1325.618086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.618151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.618218][ T32] r5:85c4d38c r4:85c4d000 [ 1325.618249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.618342][ T32] r7:ddde2d80 r6:83018200 r5:85c4d38c r4:8477b080 [ 1325.618380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.618457][ T32] r10:61c88647 r9:832eb000 r8:8477b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.618518][ T32] r4:8477b080 [ 1325.618551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.618621][ T32] r10:00000000 r9:8477b080 r8:80287e08 r7:dfb3de60 r6:8477b100 r5:832eb000 [ 1325.618656][ T32] r4:00000001 [ 1325.618799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.618858][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1325.618899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.618945][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.618987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.619032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.619104][ T32] r4:84715400 [ 1325.619774][ T32] INFO: task kworker/1:25:3211 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.619830][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.620101][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.620175][ T32] Call trace: [ 1325.620222][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.620300][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.620340][ T32] r4:00000000 [ 1325.620390][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.620456][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.620501][ T32] 5d20: c33fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.620545][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.620616][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.620665][ T32] r5:80050013 r4:80239bb0 [ 1325.620700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.620764][ T32] r4:82ac21e4 [ 1325.620839][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.620908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.620979][ T32] r4:e0105dc0 [ 1325.621096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.621169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.621203][ T32] r4:00000000 [ 1325.621233][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.621322][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.621364][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.621430][ T32] r5:00001000 r4:e0433000 [ 1325.621461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.621520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.621586][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.621617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.621687][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.621720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.621792][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.621826][ T32] r4:84aec980 [ 1325.621855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.621925][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.621959][ T32] r4:00000001 [ 1325.621988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.622041][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.622123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.622173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.622216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.622261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.622342][ T32] r4:849d6240 [ 1325.622395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.622448][ T32] INFO: task kworker/0:27:3213 blocked for more than 452 seconds. [ 1325.622506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.622561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.622605][ T32] task:kworker/0:27 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.622694][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.622781][ T32] Call trace: [ 1325.622842][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.623052][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:84198000 [ 1325.656778][ T32] r4:84198000 [ 1325.656861][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.656975][ T32] r5:84198000 r4:8291a680 [ 1325.657011][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.657096][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.657173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.657210][ T32] r4:00000000 [ 1325.657272][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.657357][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.657421][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.657501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d4340 [ 1325.657543][ T32] r4:00000000 [ 1325.657605][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.657685][ T32] r9:83018005 r8:84198000 r7:00000000 r6:83018000 r5:00001000 r4:7f131000 [ 1325.657781][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.657885][ T32] r5:00001000 r4:ed87f000 [ 1325.657921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.658014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.658117][ T32] r5:85c6cf8c r4:85c6cc00 [ 1325.658156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.658235][ T32] r7:dddced80 r6:83018000 r5:85c6cf8c r4:8485ff00 [ 1325.658268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.658379][ T32] r10:61c88647 r9:84198000 r8:8485ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.658437][ T32] r4:8485ff00 [ 1325.658484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.658584][ T32] r10:00000000 r9:8485ff00 r8:80287e08 r7:dfb51e60 r6:8485ff80 r5:84198000 [ 1325.658633][ T32] r4:00000001 [ 1325.658676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.658758][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.658846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.658932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.659056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.659134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.659189][ T32] r4:83aa6300 [ 1325.659873][ T32] INFO: task kworker/0:27:3213 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.659958][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.660135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.660255][ T32] Call trace: [ 1325.660359][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.660473][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.660544][ T32] r4:00000000 [ 1325.660595][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.660684][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.660739][ T32] 5d20: c35c6000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.660803][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.660867][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.660937][ T32] r5:80050013 r4:80239bb0 [ 1325.660973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.661040][ T32] r4:82ac21e4 [ 1325.661123][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.661196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.661261][ T32] r4:e0105dc0 [ 1325.661319][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.661423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.661476][ T32] r4:00000000 [ 1325.661540][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.661657][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.661694][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.661762][ T32] r5:00001000 r4:e0433000 [ 1325.661848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.661934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.662003][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.662034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.662107][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.662141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.662216][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.662268][ T32] r4:84aec980 [ 1325.662301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.662388][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.662445][ T32] r4:00000001 [ 1325.662488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.662568][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.662684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.662752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.662810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.662894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.673474][ T32] r4:849d6240 [ 1325.673588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.673661][ T32] INFO: task kworker/0:28:3215 blocked for more than 452 seconds. [ 1325.673718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.673757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.673822][ T32] task:kworker/0:28 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.673912][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.674015][ T32] Call trace: [ 1325.674098][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.674189][ T32] r10:8291a684 r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:8419c800 [ 1325.674226][ T32] r4:8419c800 [ 1325.674273][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.674364][ T32] r5:8419c800 r4:8291a680 [ 1325.674401][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.674463][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.674529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1325.674563][ T32] r4:00000000 [ 1325.674596][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.674663][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.674724][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.674790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d4ec0 [ 1325.674824][ T32] r4:00000000 [ 1325.674860][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.674946][ T32] r9:83018005 r8:8419c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1325.674984][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.675063][ T32] r5:00001000 r4:ed071000 [ 1325.675098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.675182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.675255][ T32] r5:85c6f78c r4:85c6f400 [ 1325.675286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.675366][ T32] r7:dddced80 r6:83018000 r5:85c6f78c r4:8471f000 [ 1325.675401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.675606][ T32] r10:61c88647 r9:8419c800 r8:8471f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.675721][ T32] r4:8471f000 [ 1325.675831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.675939][ T32] r10:00000000 r9:8471f000 r8:80287e08 r7:dfb51e60 r6:8471f080 r5:8419c800 [ 1325.675978][ T32] r4:00000001 [ 1325.676011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.676069][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1325.676143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.676193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.676235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.676281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.676315][ T32] r4:83aa63c0 [ 1325.676947][ T32] INFO: task kworker/0:28:3215 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.677019][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.677252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.677344][ T32] Call trace: [ 1325.677393][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.677471][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.677507][ T32] r4:00000000 [ 1325.677539][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.677600][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.677645][ T32] 5d20: c367e000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.677711][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.677755][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.677814][ T32] r5:80050013 r4:80239bb0 [ 1325.677849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.677914][ T32] r4:82ac21e4 [ 1325.677945][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.678027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.678066][ T32] r4:e0105dc0 [ 1325.678099][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.678169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.678234][ T32] r4:00000000 [ 1325.678298][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.678384][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.678462][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.678582][ T32] r5:00001000 r4:e0433000 [ 1325.678644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.678739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.678808][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.678839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.678911][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.678945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.679019][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.679054][ T32] r4:84aec980 [ 1325.679084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.679158][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.679194][ T32] r4:00000001 [ 1325.679225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.679280][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.679320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.679372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.679413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.679457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.679510][ T32] r4:849d6240 [ 1325.679610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.679650][ T32] INFO: task kworker/0:29:3216 blocked for more than 452 seconds. [ 1325.679693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.679730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.679762][ T32] task:kworker/0:29 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.679830][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.679892][ T32] Call trace: [ 1325.679937][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.680010][ T32] r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:8419e000 [ 1325.680046][ T32] r4:8419e000 [ 1325.680077][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.680146][ T32] r5:8419e000 r4:8291a680 [ 1325.680177][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.680235][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.680300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1325.680339][ T32] r4:00000000 [ 1325.680370][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.680427][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.680480][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.680542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853428c0 [ 1325.680577][ T32] r4:00000000 [ 1325.680623][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.680724][ T32] r9:83018005 r8:8419e000 r7:00000000 r6:83018000 r5:00001000 r4:7f235000 [ 1325.680859][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.680930][ T32] r5:00001000 r4:ed8e1000 [ 1325.680962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.681053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.681124][ T32] r5:85d46b8c r4:85d46800 [ 1325.681155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.681227][ T32] r7:dddced80 r6:83018000 r5:85d46b8c r4:8471f100 [ 1325.681259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.681356][ T32] r10:61c88647 r9:8419e000 r8:8471f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.681423][ T32] r4:8471f100 [ 1325.681468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.681576][ T32] r10:00000000 r9:8471f100 r8:80287e08 r7:dfb51e60 r6:8471f180 r5:8419e000 [ 1325.681614][ T32] r4:00000001 [ 1325.681644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.681699][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) [ 1325.681778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.681837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.681897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.681961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.682013][ T32] r4:83aa63c0 [ 1325.682410][ T32] INFO: task kworker/0:29:3216 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.682497][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.682630][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.682722][ T32] Call trace: [ 1325.682824][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.682931][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.683071][ T32] r4:00000000 [ 1325.713989][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.714163][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.714252][ T32] 5d20: c39fd000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.714307][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.714357][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.714402][ T32] r5:80050013 r4:80239bb0 [ 1325.714435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.714507][ T32] r4:82ac21e4 [ 1325.714541][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.714625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.714670][ T32] r4:e0105dc0 [ 1325.714702][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.714770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.714805][ T32] r4:00000000 [ 1325.714838][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.714912][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.714946][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.715017][ T32] r5:00001000 r4:e0433000 [ 1325.715049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.715115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.715184][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.715218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.715295][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.715328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.715408][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.715443][ T32] r4:84aec980 [ 1325.715473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.715545][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.715601][ T32] r4:00000001 [ 1325.715635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.715720][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.715767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.715824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.715882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.715975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.716017][ T32] r4:849d6240 [ 1325.716054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.716101][ T32] INFO: task kworker/0:30:3219 blocked for more than 452 seconds. [ 1325.716154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.716207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.716344][ T32] task:kworker/0:30 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.716499][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.716599][ T32] Call trace: [ 1325.716672][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.716793][ T32] r10:8291a684 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:8419bc00 [ 1325.716852][ T32] r4:8419bc00 [ 1325.716943][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.717045][ T32] r5:8419bc00 r4:8291a680 [ 1325.717095][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.717187][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.717310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1325.717378][ T32] r4:00000000 [ 1325.717424][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.717499][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.717572][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.717639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83aa6300 [ 1325.717674][ T32] r4:00000000 [ 1325.717704][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.717773][ T32] r9:83018005 r8:8419bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 [ 1325.717805][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.717869][ T32] r5:00001000 r4:ed99b000 [ 1325.717922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.717988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.718096][ T32] r5:85c7e78c r4:85c7e400 [ 1325.718134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.718210][ T32] r7:dddced80 r6:83018000 r5:85c7e78c r4:8471f200 [ 1325.718244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.718315][ T32] r10:61c88647 r9:8419bc00 r8:8471f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.718357][ T32] r4:8471f200 [ 1325.718407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.718483][ T32] r10:00000000 r9:8471f200 r8:80287e08 r7:dfb89e60 r6:8471f280 r5:8419bc00 [ 1325.718532][ T32] r4:00000001 [ 1325.718565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.718620][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1325.718661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.718705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.718747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.718793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.718827][ T32] r4:83aa6780 [ 1325.719477][ T32] INFO: task kworker/0:30:3219 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.719535][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.719674][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.719745][ T32] Call trace: [ 1325.719824][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.719958][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.720007][ T32] r4:00000000 [ 1325.720038][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.720103][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.720149][ T32] 5d20: c39fd000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.720257][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.720339][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.720390][ T32] r5:80050013 r4:80239bb0 [ 1325.720512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.720582][ T32] r4:82ac21e4 [ 1325.720614][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.720795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.720923][ T32] r4:e0105dc0 [ 1325.720977][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.721046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.721081][ T32] r4:00000000 [ 1325.721113][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.721326][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.721373][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.721440][ T32] r5:00001000 r4:e0433000 [ 1325.721471][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.721530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.721684][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.721750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.721827][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.721860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.722026][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.722065][ T32] r4:84aec980 [ 1325.722128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.722209][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.722246][ T32] r4:00000001 [ 1325.722442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.722543][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.722605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.722669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.722728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.722784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.722833][ T32] r4:849d6240 [ 1325.722885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.722941][ T32] INFO: task kworker/0:31:3221 blocked for more than 452 seconds. [ 1325.743857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.744069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.744132][ T32] task:kworker/0:31 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.744263][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.744422][ T32] Call trace: [ 1325.744523][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.744666][ T32] r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84198c00 [ 1325.744729][ T32] r4:84198c00 [ 1325.744778][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.744874][ T32] r5:84198c00 r4:8291a680 [ 1325.744915][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.745008][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.745141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.745215][ T32] r4:00000000 [ 1325.745283][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.745399][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.745488][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.745562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be0500 [ 1325.745599][ T32] r4:00000000 [ 1325.745685][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.745767][ T32] r9:83018005 r8:84198c00 r7:00000000 r6:83018000 r5:00001000 r4:7f217000 [ 1325.745835][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.745906][ T32] r5:00001000 r4:eda83000 [ 1325.745966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.746038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.746108][ T32] r5:85c7f78c r4:85c7f400 [ 1325.746142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.746219][ T32] r7:dddced80 r6:83018000 r5:85c7f78c r4:8471f380 [ 1325.746252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.746343][ T32] r10:61c88647 r9:84198c00 r8:8471f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.746383][ T32] r4:8471f380 [ 1325.746415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.746490][ T32] r10:00000000 r9:8471f380 r8:80287e08 r7:dfb89e60 r6:8471f400 r5:84198c00 [ 1325.746556][ T32] r4:00000001 [ 1325.746591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.746652][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.746711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.746760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.746803][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.746849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.746884][ T32] r4:83aa6b40 [ 1325.747541][ T32] INFO: task kworker/0:31:3221 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.747619][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.747715][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.747781][ T32] Call trace: [ 1325.747984][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.748067][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.748106][ T32] r4:00000000 [ 1325.748138][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.748216][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.748292][ T32] 5d20: c3a85000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.748345][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.748387][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.748439][ T32] r5:80050013 r4:80239bb0 [ 1325.748489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.748588][ T32] r4:82ac21e4 [ 1325.748622][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.748689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.748726][ T32] r4:e0105dc0 [ 1325.748770][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.748839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.748875][ T32] r4:00000000 [ 1325.748905][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.748982][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.749018][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.749083][ T32] r5:00001000 r4:e0433000 [ 1325.749117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.749177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.749242][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.749273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.749395][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.749436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.749512][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.749548][ T32] r4:84aec980 [ 1325.749578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.749671][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.749711][ T32] r4:00000001 [ 1325.749741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.749797][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.749837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.749881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.749924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.749985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.750044][ T32] r4:849d6240 [ 1325.750098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.750173][ T32] INFO: task kworker/0:32:3223 blocked for more than 452 seconds. [ 1325.750247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.750301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.750395][ T32] task:kworker/0:32 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.750497][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.750618][ T32] Call trace: [ 1325.750670][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.750757][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:83b0b000 [ 1325.750798][ T32] r4:83b0b000 [ 1325.750830][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.750896][ T32] r5:83b0b000 r4:8291a680 [ 1325.750926][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.751000][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.751099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.751137][ T32] r4:00000000 [ 1325.751167][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.751241][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.751338][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.751421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206bc0 [ 1325.751455][ T32] r4:00000000 [ 1325.751490][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.751558][ T32] r9:83018005 r8:83b0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f2bb000 [ 1325.751591][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.751806][ T32] r5:00001000 r4:edcab000 [ 1325.751843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.751904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.752015][ T32] r5:85c9df8c r4:85c9dc00 [ 1325.752090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.752169][ T32] r7:dddced80 r6:83018000 r5:85c9df8c r4:8471f480 [ 1325.752201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.752293][ T32] r10:61c88647 r9:83b0b000 r8:8471f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.752347][ T32] r4:8471f480 [ 1325.752378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.752459][ T32] r10:00000000 r9:8471f480 r8:80287e08 r7:dfb89e60 r6:8471f500 r5:83b0b000 [ 1325.752505][ T32] r4:00000001 [ 1325.752564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.752643][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.752701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.752760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.752817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.752896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.753017][ T32] r4:83aa6c40 [ 1325.786847][ T32] INFO: task kworker/0:32:3223 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.786948][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.787088][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.787197][ T32] Call trace: [ 1325.787308][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.787432][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.787485][ T32] r4:00000000 [ 1325.787518][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.787584][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.787631][ T32] 5d20: c3dd3000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.787696][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.787741][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.787781][ T32] r5:80050013 r4:80239bb0 [ 1325.787843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.787947][ T32] r4:82ac21e4 [ 1325.787984][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.788052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.788088][ T32] r4:e0105dc0 [ 1325.788121][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.788188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.788225][ T32] r4:00000000 [ 1325.788256][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.788349][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.788389][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.788475][ T32] r5:00001000 r4:e0433000 [ 1325.788511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.788577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.788646][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.788709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.788789][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.788824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.788897][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.788932][ T32] r4:84aec980 [ 1325.788983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.789100][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.789148][ T32] r4:00000001 [ 1325.789181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.789239][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.789280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.789355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.789423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.789479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.789517][ T32] r4:849d6240 [ 1325.789549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.789592][ T32] INFO: task kworker/0:33:3225 blocked for more than 452 seconds. [ 1325.789643][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.789703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.789772][ T32] task:kworker/0:33 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.789847][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.789911][ T32] Call trace: [ 1325.790008][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.790085][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:83b0c800 [ 1325.790122][ T32] r4:83b0c800 [ 1325.790154][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.790248][ T32] r5:83b0c800 r4:8291a680 [ 1325.790283][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.790352][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.790419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.790454][ T32] r4:00000000 [ 1325.790485][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.790537][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.790604][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.790701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e3380 [ 1325.790795][ T32] r4:00000000 [ 1325.790831][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.790900][ T32] r9:83018005 r8:83b0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f217000 [ 1325.790935][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.790999][ T32] r5:00001000 r4:dfba7000 [ 1325.791031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.791120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.791204][ T32] r5:8499fb8c r4:8499f800 [ 1325.791342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.791431][ T32] r7:dddced80 r6:83018000 r5:8499fb8c r4:8471f580 [ 1325.791553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.791631][ T32] r10:61c88647 r9:83b0c800 r8:8471f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.791666][ T32] r4:8471f580 [ 1325.791697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.791800][ T32] r10:00000000 r9:8471f580 r8:80287e08 r7:dfbb9e60 r6:8471f600 r5:83b0c800 [ 1325.791839][ T32] r4:00000001 [ 1325.791870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.791926][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.792094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.792150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.792282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.792503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.792559][ T32] r4:83aa6b80 [ 1325.792971][ T32] INFO: task kworker/0:33:3225 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.813770][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.814106][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.814247][ T32] Call trace: [ 1325.814302][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.814403][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.814456][ T32] r4:00000000 [ 1325.814492][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.814561][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.814609][ T32] 5d20: c3f81000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.814657][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.814698][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.814753][ T32] r5:80050013 r4:80239bb0 [ 1325.814789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.814858][ T32] r4:82ac21e4 [ 1325.814890][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.814961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.815014][ T32] r4:e0105dc0 [ 1325.815062][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.815157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.815207][ T32] r4:00000000 [ 1325.815253][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.815357][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.815411][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.815501][ T32] r5:00001000 r4:e0433000 [ 1325.815553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.815627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.815697][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.815729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.815803][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.815837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.815913][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.815948][ T32] r4:84aec980 [ 1325.816002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.816084][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.816122][ T32] r4:00000001 [ 1325.816153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.816211][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.816252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.816296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.816343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.816388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.816423][ T32] r4:849d6240 [ 1325.816459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.816504][ T32] INFO: task kworker/0:34:3227 blocked for more than 452 seconds. [ 1325.816556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.816594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.816650][ T32] task:kworker/0:34 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.816745][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.816847][ T32] Call trace: [ 1325.816895][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.816969][ T32] r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:83878c00 [ 1325.817005][ T32] r4:83878c00 [ 1325.817035][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.817102][ T32] r5:83878c00 r4:8291a680 [ 1325.817150][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.817218][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.817283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.817343][ T32] r4:00000000 [ 1325.817375][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.817427][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.817495][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.817565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852068c0 [ 1325.817600][ T32] r4:00000000 [ 1325.817631][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.817698][ T32] r9:83018005 r8:83878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b5000 [ 1325.817733][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.817797][ T32] r5:00001000 r4:edc89000 [ 1325.817828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.817889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.817954][ T32] r5:85c9d38c r4:85c9d000 [ 1325.817984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.818054][ T32] r7:dddced80 r6:83018000 r5:85c9d38c r4:8471f680 [ 1325.818088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.818162][ T32] r10:61c88647 r9:83878c00 r8:8471f6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.818197][ T32] r4:8471f680 [ 1325.818227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.818298][ T32] r10:00000000 r9:8471f680 r8:80287e08 r7:dfbb9e60 r6:8471f700 r5:83878c00 [ 1325.818339][ T32] r4:00000001 [ 1325.818369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.818424][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.818465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.818509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.818550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.818594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.818651][ T32] r4:83aa6e40 [ 1325.819292][ T32] INFO: task kworker/0:34:3227 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.819350][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.819459][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.819548][ T32] Call trace: [ 1325.819598][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.819678][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.819714][ T32] r4:00000000 [ 1325.819746][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.819833][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.819882][ T32] 5d20: c3f81000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.819929][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.819968][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.820005][ T32] r5:80050013 r4:80239bb0 [ 1325.820037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.820102][ T32] r4:82ac21e4 [ 1325.820134][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.820199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.820234][ T32] r4:e0105dc0 [ 1325.820277][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.820352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.820401][ T32] r4:00000000 [ 1325.820436][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.820510][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.820544][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.820608][ T32] r5:00001000 r4:e0433000 [ 1325.820639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.820714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.820785][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.820816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.820887][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.820942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.821019][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.821054][ T32] r4:84aec980 [ 1325.821085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.821158][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.821194][ T32] r4:00000001 [ 1325.821223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.821278][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.821365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.821414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.821475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.821523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.821558][ T32] r4:849d6240 [ 1325.821589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.821625][ T32] INFO: task kworker/1:26:3229 blocked for more than 452 seconds. [ 1325.821667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.821703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.821735][ T32] task:kworker/1:26 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.821802][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.821866][ T32] Call trace: [ 1325.821971][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.822091][ T32] r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000013 r6:dfbf1d8c r5:8387ec00 [ 1325.822135][ T32] r4:8387ec00 [ 1325.822168][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.822236][ T32] r5:8387ec00 r4:8291a680 [ 1325.822295][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.822366][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.822471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.822529][ T32] r4:00000000 [ 1325.822574][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.822654][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.822728][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.822828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085500 [ 1325.822878][ T32] r4:00000000 [ 1325.822926][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.851857][ T32] r9:83018205 r8:8387ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1325.851976][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.852094][ T32] r5:00001000 r4:ed6bf000 [ 1325.852131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.852231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.852304][ T32] r5:85c4db8c r4:85c4d800 [ 1325.852344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.852443][ T32] r7:ddde2d80 r6:83018200 r5:85c4db8c r4:8477b180 [ 1325.852493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.852589][ T32] r10:61c88647 r9:8387ec00 r8:8477b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.852662][ T32] r4:8477b180 [ 1325.852721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.852836][ T32] r10:00000000 r9:8477b180 r8:80287e08 r7:dfb3de60 r6:8471f780 r5:8387ec00 [ 1325.852896][ T32] r4:00000001 [ 1325.852956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.856370][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.856511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.856567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.856609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.856678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.856720][ T32] r4:84715a00 [ 1325.857390][ T32] INFO: task kworker/1:26:3229 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.857476][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.857636][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.857735][ T32] Call trace: [ 1325.857824][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.857935][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.857975][ T32] r4:00000000 [ 1325.858018][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.858087][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.858136][ T32] 5d20: c4225000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.858182][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.858246][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.858287][ T32] r5:80050013 r4:80239bb0 [ 1325.858321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.858393][ T32] r4:82ac21e4 [ 1325.858447][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.858518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.858553][ T32] r4:e0105dc0 [ 1325.858606][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.858677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.858711][ T32] r4:00000000 [ 1325.858764][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.858842][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.858878][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.858944][ T32] r5:00001000 r4:e0433000 [ 1325.858975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.859054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.859161][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.859197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.859287][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.859338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.859418][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.859455][ T32] r4:84aec980 [ 1325.859486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.859560][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.859622][ T32] r4:00000001 [ 1325.859656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.859712][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.859753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.859798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.859840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.859885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.859946][ T32] r4:849d6240 [ 1325.859993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.860055][ T32] INFO: task kworker/0:35:3230 blocked for more than 452 seconds. [ 1325.860112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.860151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.860183][ T32] task:kworker/0:35 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.860252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.860333][ T32] Call trace: [ 1325.860392][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.860467][ T32] r10:8291a684 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83b2a400 [ 1325.860515][ T32] r4:83b2a400 [ 1325.860585][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.860656][ T32] r5:83b2a400 r4:8291a680 [ 1325.860687][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.860758][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.860830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1325.860884][ T32] r4:00000000 [ 1325.860918][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.860972][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.861026][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.861090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852066c0 [ 1325.861156][ T32] r4:00000000 [ 1325.861191][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.861262][ T32] r9:83018005 r8:83b2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f2b1000 [ 1325.861311][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.861388][ T32] r5:00001000 r4:edc71000 [ 1325.861421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.861485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.861552][ T32] r5:85c9cb8c r4:85c9c800 [ 1325.861586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.861660][ T32] r7:dddced80 r6:83018000 r5:85c9cb8c r4:8471f800 [ 1325.861693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.861768][ T32] r10:61c88647 r9:83b2a400 r8:8471f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.861827][ T32] r4:8471f800 [ 1325.861861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.861950][ T32] r10:00000000 r9:8471f800 r8:80287e08 r7:dfbe9e60 r6:8477b200 r5:83b2a400 [ 1325.861999][ T32] r4:00000001 [ 1325.862031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.862113][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.862158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.862204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.862246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.862291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.862354][ T32] r4:84744980 [ 1325.862720][ T32] INFO: task kworker/0:35:3230 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.862801][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.862935][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.877167][ T32] Call trace: [ 1325.877310][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.877429][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.877468][ T32] r4:00000000 [ 1325.877501][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.877568][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.877617][ T32] 5d20: c4280000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.877664][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.877705][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.877769][ T32] r5:80050013 r4:80239bb0 [ 1325.877828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.877900][ T32] r4:82ac21e4 [ 1325.877932][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.878000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.878035][ T32] r4:e0105dc0 [ 1325.878077][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.878159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.878194][ T32] r4:00000000 [ 1325.878226][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.878329][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.878373][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.878486][ T32] r5:00001000 r4:e0433000 [ 1325.878546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.878613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.878680][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.878712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.878788][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.878820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.878916][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.878981][ T32] r4:84aec980 [ 1325.879016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.879091][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.879127][ T32] r4:00000001 [ 1325.879158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.879213][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.879254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.879322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.879394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.879465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.879503][ T32] r4:849d6240 [ 1325.879540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.879582][ T32] INFO: task kworker/0:36:3233 blocked for more than 452 seconds. [ 1325.879630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.879668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.879728][ T32] task:kworker/0:36 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.879811][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.879875][ T32] Call trace: [ 1325.879936][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.880037][ T32] r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:83b2ec00 [ 1325.880076][ T32] r4:83b2ec00 [ 1325.880111][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.880200][ T32] r5:83b2ec00 r4:8291a680 [ 1325.880235][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.880320][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.880396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.880432][ T32] r4:00000000 [ 1325.880462][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.880515][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.880592][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.880672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206980 [ 1325.880711][ T32] r4:00000000 [ 1325.880744][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.880815][ T32] r9:83018005 r8:83b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b7000 [ 1325.880849][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.880917][ T32] r5:00001000 r4:edc97000 [ 1325.880968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.881047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.881118][ T32] r5:85c9d78c r4:85c9d400 [ 1325.881150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.881221][ T32] r7:dddced80 r6:83018000 r5:85c9d78c r4:8471f880 [ 1325.881252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.881351][ T32] r10:61c88647 r9:83b2ec00 r8:8471f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.881417][ T32] r4:8471f880 [ 1325.881459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.881538][ T32] r10:00000000 r9:8471f880 r8:80287e08 r7:dfbe9e60 r6:8477b280 r5:83b2ec00 [ 1325.881573][ T32] r4:00000001 [ 1325.881637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.881714][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.881769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.881815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.881856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.881924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.881986][ T32] r4:84947100 [ 1325.882614][ T32] INFO: task kworker/0:36:3233 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.882732][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.882859][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.882956][ T32] Call trace: [ 1325.883119][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.902586][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.902671][ T32] r4:00000000 [ 1325.902764][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.902892][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.902962][ T32] 5d20: c44fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.903511][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.903608][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.903679][ T32] r5:80050013 r4:80239bb0 [ 1325.903750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.903864][ T32] r4:82ac21e4 [ 1325.903911][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.903997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.904048][ T32] r4:e0105dc0 [ 1325.904123][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.904217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.904255][ T32] r4:00000000 [ 1325.904286][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.904367][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.904426][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.904529][ T32] r5:00001000 r4:e0433000 [ 1325.904566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.904696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.904766][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.904799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.904894][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.905002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.905081][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.905142][ T32] r4:84aec980 [ 1325.905176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.905251][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.905286][ T32] r4:00000001 [ 1325.905341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.905402][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.905444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.905488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.905556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.905605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.905666][ T32] r4:849d6240 [ 1325.905705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.905751][ T32] INFO: task kworker/0:37:3234 blocked for more than 452 seconds. [ 1325.905828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.905869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.905925][ T32] task:kworker/0:37 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.906017][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.906129][ T32] Call trace: [ 1325.906237][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.906322][ T32] r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:8387a400 [ 1325.906390][ T32] r4:8387a400 [ 1325.906425][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.906492][ T32] r5:8387a400 r4:8291a680 [ 1325.906540][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.906606][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.906671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1325.906730][ T32] r4:00000000 [ 1325.906763][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.906834][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.906891][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.906978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206a80 [ 1325.907017][ T32] r4:00000000 [ 1325.907068][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.907142][ T32] r9:83018005 r8:8387a400 r7:00000000 r6:83018000 r5:00001000 r4:7f2b9000 [ 1325.907177][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.907243][ T32] r5:00001000 r4:edc9d000 [ 1325.907300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.907370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.907457][ T32] r5:85c9db8c r4:85c9d800 [ 1325.907493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.907564][ T32] r7:dddced80 r6:83018000 r5:85c9db8c r4:8471f900 [ 1325.907595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.907666][ T32] r10:61c88647 r9:8387a400 r8:8471f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.907715][ T32] r4:8471f900 [ 1325.907769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.907858][ T32] r10:00000000 r9:8471f900 r8:80287e08 r7:dfc0de60 r6:8471f980 r5:8387a400 [ 1325.907908][ T32] r4:00000001 [ 1325.907963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.908021][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1325.908062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.908110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.908154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.908226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.908523][ T32] r4:849473c0 [ 1325.909201][ T32] INFO: task kworker/0:37:3234 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.909283][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.909428][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.909500][ T32] Call trace: [ 1325.909572][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.909654][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.909690][ T32] r4:00000000 [ 1325.909743][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.909823][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.909937][ T32] 5d20: c44fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.910039][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.910111][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.910166][ T32] r5:80050013 r4:80239bb0 [ 1325.910212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.910301][ T32] r4:82ac21e4 [ 1325.910412][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.910519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.910574][ T32] r4:e0105dc0 [ 1325.910615][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.910704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.910754][ T32] r4:00000000 [ 1325.910798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.910974][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.911029][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.911174][ T32] r5:00001000 r4:e0433000 [ 1325.911227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.911311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.911405][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.911452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.911545][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.911590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.911687][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.911735][ T32] r4:84aec980 [ 1325.911811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.911915][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.911965][ T32] r4:00000001 [ 1325.912007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.912081][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.912144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.912301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.912528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.912652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.912709][ T32] r4:849d6240 [ 1325.912784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.912839][ T32] INFO: task kworker/0:38:3238 blocked for more than 452 seconds. [ 1325.912900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.912949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.913054][ T32] task:kworker/0:38 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.944199][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.944451][ T32] Call trace: [ 1325.944554][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.944686][ T32] r10:8291a684 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:8387c800 [ 1325.944741][ T32] r4:8387c800 [ 1325.944786][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.944878][ T32] r5:8387c800 r4:8291a680 [ 1325.944924][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.945003][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.945165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1325.945221][ T32] r4:00000000 [ 1325.945279][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.945375][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.945501][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.945608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206340 [ 1325.945743][ T32] r4:00000000 [ 1325.945793][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.945947][ T32] r9:83018005 r8:8387c800 r7:00000000 r6:83018000 r5:00001000 r4:7f2ab000 [ 1325.946044][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.946149][ T32] r5:00001000 r4:edc5f000 [ 1325.946223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.946359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.946454][ T32] r5:85c9bf8c r4:85c9bc00 [ 1325.946498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.946592][ T32] r7:dddced80 r6:83018000 r5:85c9bf8c r4:8471fa00 [ 1325.946676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.946776][ T32] r10:61c88647 r9:8387c800 r8:8471fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.946822][ T32] r4:8471fa00 [ 1325.946900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.947002][ T32] r10:00000000 r9:8471fa00 r8:80287e08 r7:dfc0de60 r6:8471fa80 r5:8387c800 [ 1325.947052][ T32] r4:00000001 [ 1325.947101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.947178][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1325.947237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.947296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.947413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.947480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.947531][ T32] r4:84947340 [ 1325.948265][ T32] INFO: task kworker/0:38:3238 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.948345][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.948468][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.948551][ T32] Call trace: [ 1325.948639][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.948738][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.948785][ T32] r4:00000000 [ 1325.948827][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.948908][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.948971][ T32] 5d20: c48c4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.949051][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.949174][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.949231][ T32] r5:80050013 r4:80239bb0 [ 1325.949277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.949525][ T32] r4:82ac21e4 [ 1325.949575][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.949669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.949715][ T32] r4:e0105dc0 [ 1325.949815][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.949906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.949954][ T32] r4:00000000 [ 1325.950026][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.950131][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.950178][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.950361][ T32] r5:00001000 r4:e0433000 [ 1325.950411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.950531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.950625][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.950667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.950762][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.950838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.950935][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.950985][ T32] r4:84aec980 [ 1325.951038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.951170][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.951244][ T32] r4:00000001 [ 1325.951290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.951395][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.951456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.951517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.951595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.951658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.951718][ T32] r4:849d6240 [ 1325.951766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.951822][ T32] INFO: task kworker/0:39:3239 blocked for more than 452 seconds. [ 1325.951890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.951942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.951987][ T32] task:kworker/0:39 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.952173][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.952371][ T32] Call trace: [ 1325.952437][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.952593][ T32] r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:83b08c00 [ 1325.952667][ T32] r4:83b08c00 [ 1325.952715][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.952802][ T32] r5:83b08c00 r4:8291a680 [ 1325.952845][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.952921][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.953054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1325.974232][ T32] r4:00000000 [ 1325.974308][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.974423][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.974503][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.974596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206c80 [ 1325.974645][ T32] r4:00000000 [ 1325.974707][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.974852][ T32] r9:83018005 r8:83b08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2bd000 [ 1325.974905][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.975001][ T32] r5:00001000 r4:edcb1000 [ 1325.975047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.975146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.975241][ T32] r5:85c9e38c r4:85c9e000 [ 1325.975378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.975483][ T32] r7:dddced80 r6:83018000 r5:85c9e38c r4:8471fb00 [ 1325.975529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.975626][ T32] r10:61c88647 r9:83b08c00 r8:8471fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.975673][ T32] r4:8471fb00 [ 1325.975716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.975851][ T32] r10:00000000 r9:8471fb00 r8:80287e08 r7:dfc05e60 r6:8471fb80 r5:83b08c00 [ 1325.975904][ T32] r4:00000001 [ 1325.976036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.976173][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) [ 1325.976245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.976309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.976364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.976427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.976509][ T32] r4:84947340 [ 1325.977267][ T32] INFO: task kworker/0:39:3239 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1325.977368][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.977601][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.977698][ T32] Call trace: [ 1325.977766][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.977868][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1325.977920][ T32] r4:00000000 [ 1325.977983][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.978078][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1325.978142][ T32] 5d20: c4a86000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1325.978236][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1325.978323][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.978483][ T32] r5:80050013 r4:80239bb0 [ 1325.978535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.978622][ T32] r4:82ac21e4 [ 1325.978883][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.978975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1325.979143][ T32] r4:e0105dc0 [ 1325.979325][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.979473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1325.979538][ T32] r4:00000000 [ 1325.979602][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1325.979700][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1325.979749][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.979834][ T32] r5:00001000 r4:e0433000 [ 1325.979875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.979956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.980041][ T32] r5:84b4eb8c r4:84b4e800 [ 1325.980122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.980222][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1325.980271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.980429][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.980483][ T32] r4:84aec980 [ 1325.980540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.980644][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1325.980693][ T32] r4:00000001 [ 1325.980734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.980828][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1325.980889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.980947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.981003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.981062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.981118][ T32] r4:849d6240 [ 1325.981162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.981309][ T32] INFO: task kworker/0:40:3241 blocked for more than 452 seconds. [ 1325.981387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.981441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.981486][ T32] task:kworker/0:40 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.981739][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.981913][ T32] Call trace: [ 1325.982003][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1325.982110][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:83b08000 [ 1325.982163][ T32] r4:83b08000 [ 1325.982206][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.982312][ T32] r5:83b08000 r4:8291a680 [ 1325.982362][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.982474][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.982598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1325.982654][ T32] r4:00000000 [ 1325.982696][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1325.982768][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1325.982843][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1325.982948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206780 [ 1326.017546][ T32] r4:00000000 [ 1326.017677][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.017820][ T32] r9:83018005 r8:83b08000 r7:00000000 r6:83018000 r5:00001000 r4:7f2b3000 [ 1326.017866][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.017918][ T32] r5:00001000 r4:edc83000 [ 1326.017957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.018004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.018085][ T32] r5:85c9cf8c r4:85c9cc00 [ 1326.018109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.018171][ T32] r7:dddced80 r6:83018000 r5:85c9cf8c r4:8471fc00 [ 1326.018195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.018251][ T32] r10:61c88647 r9:83b08000 r8:8471fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.018307][ T32] r4:8471fc00 [ 1326.018356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.018465][ T32] r10:00000000 r9:8471fc00 r8:80287e08 r7:dfbf9e60 r6:8471fc80 r5:83b08000 [ 1326.018512][ T32] r4:00000001 [ 1326.018580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.018634][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1326.018674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.018706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.018733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.018778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.018832][ T32] r4:849476c0 [ 1326.019372][ T32] INFO: task kworker/0:40:3241 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.019416][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.019534][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.019633][ T32] Call trace: [ 1326.019697][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.019807][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.019857][ T32] r4:00000000 [ 1326.019901][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.019986][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.020050][ T32] 5d20: c50bf000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.020144][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.020216][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.020278][ T32] r5:80050013 r4:80239bb0 [ 1326.020322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.020435][ T32] r4:82ac21e4 [ 1326.020470][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.020513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.020535][ T32] r4:e0105dc0 [ 1326.020581][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.020672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.020742][ T32] r4:00000000 [ 1326.020796][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.020883][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.020913][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.020976][ T32] r5:00001000 r4:e0433000 [ 1326.020999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.021104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.021157][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.021195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.021259][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.021351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.021505][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.021533][ T32] r4:84aec980 [ 1326.021555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.021657][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.021716][ T32] r4:00000001 [ 1326.021766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.021844][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.021915][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.021977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.022060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.022150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.022205][ T32] r4:849d6240 [ 1326.022263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.022331][ T32] INFO: task kworker/0:41:3243 blocked for more than 452 seconds. [ 1326.022400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.022449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.022491][ T32] task:kworker/0:41 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.022577][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.022624][ T32] Call trace: [ 1326.022654][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.022704][ T32] r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:83af2400 [ 1326.022759][ T32] r4:83af2400 [ 1326.022804][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.022928][ T32] r5:83af2400 r4:8291a680 [ 1326.023039][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.039231][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.039401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1326.039464][ T32] r4:00000000 [ 1326.039517][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.039601][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.039684][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.039772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206680 [ 1326.039805][ T32] r4:00000000 [ 1326.039827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.039902][ T32] r9:83018005 r8:83af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f2af000 [ 1326.039927][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.040014][ T32] r5:00001000 r4:edc6b000 [ 1326.040061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.040157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.040239][ T32] r5:85c9c78c r4:85c9c400 [ 1326.040285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.040389][ T32] r7:dddced80 r6:83018000 r5:85c9c78c r4:8471fd00 [ 1326.040435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.040523][ T32] r10:61c88647 r9:83af2400 r8:8471fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.040567][ T32] r4:8471fd00 [ 1326.040617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.040692][ T32] r10:00000000 r9:8471fd00 r8:80287e08 r7:dfbf9e60 r6:8471fd80 r5:83af2400 [ 1326.040723][ T32] r4:00000001 [ 1326.040769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.040847][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1326.040911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.040968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.041044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.041116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.041163][ T32] r4:84947ac0 [ 1326.041813][ T32] INFO: task kworker/0:41:3243 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.041860][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.041931][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.042034][ T32] Call trace: [ 1326.042112][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.042212][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.042281][ T32] r4:00000000 [ 1326.042306][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.042372][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.042425][ T32] 5d20: c5542000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.042455][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.042479][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.042510][ T32] r5:80050013 r4:80239bb0 [ 1326.042552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.042610][ T32] r4:82ac21e4 [ 1326.042629][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.042669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.042780][ T32] r4:e0105dc0 [ 1326.042822][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.042867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.042891][ T32] r4:00000000 [ 1326.042934][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.052153][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.052226][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.052346][ T32] r5:00001000 r4:e0433000 [ 1326.052374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.052415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.052467][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.052490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.052573][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.052627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.052704][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.052736][ T32] r4:84aec980 [ 1326.052756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.052803][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.052825][ T32] r4:00000001 [ 1326.052871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.052938][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.053026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.053473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.053513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.053574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.053630][ T32] r4:849d6240 [ 1326.053677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.053732][ T32] INFO: task kworker/0:42:3245 blocked for more than 452 seconds. [ 1326.053807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.053860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.053904][ T32] task:kworker/0:42 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.054021][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.054145][ T32] Call trace: [ 1326.054217][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.054334][ T32] r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:84870000 [ 1326.054395][ T32] r4:84870000 [ 1326.054442][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.054534][ T32] r5:84870000 r4:8291a680 [ 1326.054582][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.054661][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.054747][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1326.054774][ T32] r4:00000000 [ 1326.054793][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.054831][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.054867][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.054938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206540 [ 1326.054990][ T32] r4:00000000 [ 1326.055033][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.055149][ T32] r9:83018005 r8:84870000 r7:00000000 r6:83018000 r5:00001000 r4:7f2ad000 [ 1326.055193][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.055237][ T32] r5:00001000 r4:edc65000 [ 1326.055278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.055366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.055449][ T32] r5:85c9c38c r4:85c9c000 [ 1326.055500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.055587][ T32] r7:dddced80 r6:83018000 r5:85c9c38c r4:8471fe00 [ 1326.055617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.055664][ T32] r10:61c88647 r9:84870000 r8:8471fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.055685][ T32] r4:8471fe00 [ 1326.055721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.055789][ T32] r10:00000000 r9:8471fe00 r8:80287e08 r7:dfa41e60 r6:8471fe80 r5:84870000 [ 1326.055824][ T32] r4:00000001 [ 1326.055872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.055981][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1326.056053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.056128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.056193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.056253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.056305][ T32] r4:84947940 [ 1326.057009][ T32] INFO: task kworker/0:42:3245 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.057123][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.057251][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.057407][ T32] Call trace: [ 1326.057476][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.057584][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.057636][ T32] r4:00000000 [ 1326.057692][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.057761][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.057790][ T32] 5d20: c5542000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.057818][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.057861][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.057887][ T32] r5:80050013 r4:80239bb0 [ 1326.057929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.057978][ T32] r4:82ac21e4 [ 1326.057997][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.058056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.058088][ T32] r4:e0105dc0 [ 1326.058107][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.058191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.058241][ T32] r4:00000000 [ 1326.058284][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.058386][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.058432][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.058533][ T32] r5:00001000 r4:e0433000 [ 1326.058569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.058630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.058723][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.058765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.058879][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.058937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.059041][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.059104][ T32] r4:84aec980 [ 1326.059145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.059246][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.059297][ T32] r4:00000001 [ 1326.059342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.059400][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.059463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.059531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.059582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.059613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.059635][ T32] r4:849d6240 [ 1326.059656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.059692][ T32] INFO: task kworker/0:43:3247 blocked for more than 452 seconds. [ 1326.059723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.059747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.059768][ T32] task:kworker/0:43 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.059825][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.059866][ T32] Call trace: [ 1326.059896][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.059964][ T32] r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:84870c00 [ 1326.059991][ T32] r4:84870c00 [ 1326.060011][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.060052][ T32] r5:84870c00 r4:8291a680 [ 1326.060081][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.060131][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.060181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1326.060203][ T32] r4:00000000 [ 1326.060221][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.060255][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.060304][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.060353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206200 [ 1326.060376][ T32] r4:00000000 [ 1326.060395][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.060438][ T32] r9:83018005 r8:84870c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a9000 [ 1326.060481][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.060528][ T32] r5:00001000 r4:edc55000 [ 1326.060569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.060640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.060690][ T32] r5:85c9bb8c r4:85c9b800 [ 1326.060730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.060779][ T32] r7:dddced80 r6:83018000 r5:85c9bb8c r4:8471ff00 [ 1326.060809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.060883][ T32] r10:61c88647 r9:84870c00 r8:8471ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.060908][ T32] r4:8471ff00 [ 1326.060936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.060982][ T32] r10:00000000 r9:8471ff00 r8:80287e08 r7:dfc15e60 r6:8471ff80 r5:84870c00 [ 1326.061006][ T32] r4:00000001 [ 1326.061078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.061151][ T32] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1326.061191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.061257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.061336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.061410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.061459][ T32] r4:84947d00 [ 1326.061832][ T32] INFO: task kworker/0:43:3247 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.061912][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.062056][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.062134][ T32] Call trace: [ 1326.062166][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.062289][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.062359][ T32] r4:00000000 [ 1326.062407][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.062492][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.062541][ T32] 5d20: c5542000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.062572][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.062598][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.062621][ T32] r5:80050013 r4:80239bb0 [ 1326.062641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.062682][ T32] r4:82ac21e4 [ 1326.062701][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.062796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.062834][ T32] r4:e0105dc0 [ 1326.062879][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.096582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.096885][ T32] r4:00000000 [ 1326.096970][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.097197][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.097328][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.097474][ T32] r5:00001000 r4:e0433000 [ 1326.097572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.097677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.097807][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.097861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.097970][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.098044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.098142][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.098200][ T32] r4:84aec980 [ 1326.098251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.098392][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.098456][ T32] r4:00000001 [ 1326.098498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.098592][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.098650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.098718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.098772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.098828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.098874][ T32] r4:849d6240 [ 1326.098955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.099050][ T32] INFO: task kworker/0:44:3249 blocked for more than 452 seconds. [ 1326.099139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.099218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.099274][ T32] task:kworker/0:44 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.099394][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.099478][ T32] Call trace: [ 1326.099543][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.099639][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84871800 [ 1326.099693][ T32] r4:84871800 [ 1326.099741][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.099852][ T32] r5:84871800 r4:8291a680 [ 1326.099909][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.099957][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.100000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1326.100033][ T32] r4:00000000 [ 1326.100053][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.100123][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.100162][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.100204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206cc0 [ 1326.100228][ T32] r4:00000000 [ 1326.100246][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.100289][ T32] r9:83018005 r8:84871800 r7:00000000 r6:83018000 r5:00001000 r4:7f2bf000 [ 1326.100318][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.100409][ T32] r5:00001000 r4:edcbf000 [ 1326.100453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.100591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.100715][ T32] r5:85c9e78c r4:85c9e400 [ 1326.100794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.100928][ T32] r7:dddced80 r6:83018000 r5:85c9e78c r4:8499a000 [ 1326.100983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.101091][ T32] r10:61c88647 r9:84871800 r8:8499a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.101143][ T32] r4:8499a000 [ 1326.101183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.101268][ T32] r10:00000000 r9:8499a000 r8:80287e08 r7:dfc19e60 r6:8499a080 r5:84871800 [ 1326.101342][ T32] r4:00000001 [ 1326.101386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.101434][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1326.101492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.101572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.101603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.101632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.101654][ T32] r4:84947c80 [ 1326.102323][ T32] INFO: task kworker/0:44:3249 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.102414][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.102565][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.102663][ T32] Call trace: [ 1326.102734][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.102790][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.102814][ T32] r4:00000000 [ 1326.102847][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.102909][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.112517][ T32] 5d20: c5e90000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.112701][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.112787][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.112826][ T32] r5:80050013 r4:80239bb0 [ 1326.112910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.113590][ T32] r4:82ac21e4 [ 1326.113631][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.113691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.113747][ T32] r4:e0105dc0 [ 1326.113773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.113870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.113956][ T32] r4:00000000 [ 1326.114015][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.114142][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.114210][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.114310][ T32] r5:00001000 r4:e0433000 [ 1326.114361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.114445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.114537][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.114609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.114709][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.114754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.114845][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.114908][ T32] r4:84aec980 [ 1326.114951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.115042][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.115102][ T32] r4:00000001 [ 1326.115153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.115243][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.115304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.115364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.115418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.115471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.115522][ T32] r4:849d6240 [ 1326.115572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.115628][ T32] INFO: task kworker/0:45:3250 blocked for more than 452 seconds. [ 1326.115697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.115749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.115795][ T32] task:kworker/0:45 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.115903][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.116023][ T32] Call trace: [ 1326.116329][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.116548][ T32] r10:8291a684 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:84873000 [ 1326.116593][ T32] r4:84873000 [ 1326.116622][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.116708][ T32] r5:84873000 r4:8291a680 [ 1326.116737][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.116810][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.116868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1326.116899][ T32] r4:00000000 [ 1326.116924][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.116968][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.117036][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.117141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85206ec0 [ 1326.117193][ T32] r4:00000000 [ 1326.117232][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.117321][ T32] r9:83018005 r8:84873000 r7:00000000 r6:83018000 r5:00001000 r4:7f2c1000 [ 1326.117371][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.117451][ T32] r5:00001000 r4:edcc5000 [ 1326.117520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.117575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.117634][ T32] r5:85c9eb8c r4:85c9e800 [ 1326.117660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.117723][ T32] r7:dddced80 r6:83018000 r5:85c9eb8c r4:8499a100 [ 1326.117779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.117871][ T32] r10:61c88647 r9:84873000 r8:8499a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.117905][ T32] r4:8499a100 [ 1326.117966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.118063][ T32] r10:00000000 r9:8499a100 r8:80287e08 r7:dfc1de60 r6:8499a180 r5:84873000 [ 1326.118112][ T32] r4:00000001 [ 1326.118166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.118217][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1326.118287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.118318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.118344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.118373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.118423][ T32] r4:84947d80 [ 1326.118843][ T32] INFO: task kworker/0:45:3250 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.118910][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.119085][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.119165][ T32] Call trace: [ 1326.119227][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.119309][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.119343][ T32] r4:00000000 [ 1326.119363][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.119431][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.119462][ T32] 5d20: c5e90000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.119491][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.119516][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.119567][ T32] r5:80050013 r4:80239bb0 [ 1326.119589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.119632][ T32] r4:82ac21e4 [ 1326.119651][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.119734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.119780][ T32] r4:e0105dc0 [ 1326.119818][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.119906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.119986][ T32] r4:00000000 [ 1326.120039][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.120129][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.120179][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.120255][ T32] r5:00001000 r4:e0433000 [ 1326.120285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.120354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.120398][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.120418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.120463][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.120512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.120598][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.120652][ T32] r4:84aec980 [ 1326.120694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.120823][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.120936][ T32] r4:00000001 [ 1326.120989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.121060][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.121126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.121181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.121350][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.121423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.121475][ T32] r4:849d6240 [ 1326.121521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.121571][ T32] INFO: task kworker/0:46:3253 blocked for more than 452 seconds. [ 1326.121628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.121674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.121817][ T32] task:kworker/0:46 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.121876][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.121919][ T32] Call trace: [ 1326.122003][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.122097][ T32] r10:8291a684 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84873c00 [ 1326.122155][ T32] r4:84873c00 [ 1326.122179][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.122263][ T32] r5:84873c00 r4:8291a680 [ 1326.122300][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.122343][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.122386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1326.122462][ T32] r4:00000000 [ 1326.122485][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.122523][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.122557][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.122596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c040 [ 1326.122618][ T32] r4:00000000 [ 1326.122637][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.122680][ T32] r9:83018005 r8:84873c00 r7:00000000 r6:83018000 r5:00001000 r4:7f265000 [ 1326.122702][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.122743][ T32] r5:00001000 r4:ed307000 [ 1326.122763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.122820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.122864][ T32] r5:85c9ef8c r4:85c9ec00 [ 1326.122885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.122929][ T32] r7:dddced80 r6:83018000 r5:85c9ef8c r4:8499a200 [ 1326.122949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.156433][ T32] r10:61c88647 r9:84873c00 r8:8499a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.156538][ T32] r4:8499a200 [ 1326.156581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.156660][ T32] r10:00000000 r9:8499a200 r8:80287e08 r7:dfa2de60 r6:8499a280 r5:84873c00 [ 1326.156683][ T32] r4:00000001 [ 1326.156702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.156783][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1326.156841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.156937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.157005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.157067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.157122][ T32] r4:83d54280 [ 1326.157773][ T32] INFO: task kworker/0:46:3253 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.157854][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.158027][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.158151][ T32] Call trace: [ 1326.158219][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.158325][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.158373][ T32] r4:00000000 [ 1326.158441][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.158536][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.158594][ T32] 5d20: c661c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.158649][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.158706][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.158754][ T32] r5:80050013 r4:80239bb0 [ 1326.158839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.158925][ T32] r4:82ac21e4 [ 1326.158972][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.159057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.159111][ T32] r4:e0105dc0 [ 1326.159153][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.159237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.159284][ T32] r4:00000000 [ 1326.159324][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.159418][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.159466][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.159551][ T32] r5:00001000 r4:e0433000 [ 1326.159595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.159672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.159752][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.159800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.159895][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.159941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.160027][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.160070][ T32] r4:84aec980 [ 1326.160113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.160205][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.160236][ T32] r4:00000001 [ 1326.160255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.160321][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.160363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.160392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.160418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.160474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.160504][ T32] r4:849d6240 [ 1326.160526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.160580][ T32] INFO: task kworker/0:47:3255 blocked for more than 452 seconds. [ 1326.160616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.160640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.160661][ T32] task:kworker/0:47 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.160732][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.160817][ T32] Call trace: [ 1326.160863][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.160938][ T32] r10:8291a684 r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:84875400 [ 1326.160964][ T32] r4:84875400 [ 1326.160985][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.161089][ T32] r5:84875400 r4:8291a680 [ 1326.161129][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.161179][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.161244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [ 1326.161274][ T32] r4:00000000 [ 1326.161320][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.161375][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.161474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.161578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c1c0 [ 1326.161608][ T32] r4:00000000 [ 1326.161630][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.161676][ T32] r9:83018005 r8:84875400 r7:00000000 r6:83018000 r5:00001000 r4:7f267000 [ 1326.161699][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.161743][ T32] r5:00001000 r4:ed547000 [ 1326.161839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.161992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.162044][ T32] r5:85c9f38c r4:85c9f000 [ 1326.162116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.162190][ T32] r7:dddced80 r6:83018000 r5:85c9f38c r4:8499a300 [ 1326.162213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.162261][ T32] r10:61c88647 r9:84875400 r8:8499a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.162331][ T32] r4:8499a300 [ 1326.162420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.162476][ T32] r10:00000000 r9:8499a300 r8:80287e08 r7:dfc21e60 r6:8499a380 r5:84875400 [ 1326.162499][ T32] r4:00000001 [ 1326.162546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.162614][ T32] Exception stack(0xdfc29fb0 to 0xdfc29ff8) [ 1326.162695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.162757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.162813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.162847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.162900][ T32] r4:83d54200 [ 1326.175438][ T32] INFO: task kworker/0:47:3255 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.175524][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.175653][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.175746][ T32] Call trace: [ 1326.175820][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.175904][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.175931][ T32] r4:00000000 [ 1326.175952][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.176005][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.176044][ T32] 5d20: c661c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.176074][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.176116][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.176143][ T32] r5:80050013 r4:80239bb0 [ 1326.176195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.176292][ T32] r4:82ac21e4 [ 1326.176345][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.176393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.176444][ T32] r4:e0105dc0 [ 1326.176497][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.176541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.176591][ T32] r4:00000000 [ 1326.176670][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.176801][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.176864][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.176933][ T32] r5:00001000 r4:e0433000 [ 1326.176980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.177072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.177167][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.177221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.177315][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.177363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.177472][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.177503][ T32] r4:84aec980 [ 1326.177547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.177613][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.177688][ T32] r4:00000001 [ 1326.177719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.177757][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.177784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.177813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.177896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.177938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.177971][ T32] r4:849d6240 [ 1326.178023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.178053][ T32] INFO: task kworker/1:27:3258 blocked for more than 452 seconds. [ 1326.178091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.178118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.178161][ T32] task:kworker/1:27 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.178246][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.178320][ T32] Call trace: [ 1326.178355][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.178403][ T32] r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000013 r6:dfc25d8c r5:83b2c800 [ 1326.178451][ T32] r4:83b2c800 [ 1326.178592][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.178680][ T32] r5:83b2c800 r4:8291a680 [ 1326.178721][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.178808][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.178888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1326.178932][ T32] r4:00000000 [ 1326.179024][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.179067][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.179108][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.179151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85085700 [ 1326.179175][ T32] r4:00000000 [ 1326.179195][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.179262][ T32] r9:83018205 r8:83b2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.179287][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.179345][ T32] r5:00001000 r4:ebb7d000 [ 1326.179380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.179447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.179522][ T32] r5:85c4e38c r4:85c4e000 [ 1326.179561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.179648][ T32] r7:ddde2d80 r6:83018200 r5:85c4e38c r4:8477b300 [ 1326.179692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.179779][ T32] r10:61c88647 r9:83b2c800 r8:8477b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.179822][ T32] r4:8477b300 [ 1326.179860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.179940][ T32] r10:00000000 r9:8477b300 r8:80287e08 r7:dfb3de60 r6:8477b380 r5:83b2c800 [ 1326.180058][ T32] r4:00000001 [ 1326.180144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.180226][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1326.180282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.180341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.180383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.180443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.180471][ T32] r4:847ee780 [ 1326.180814][ T32] INFO: task kworker/1:27:3258 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.180892][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.181020][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.181106][ T32] Call trace: [ 1326.181151][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.181231][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.181424][ T32] r4:00000000 [ 1326.181457][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.181534][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.181580][ T32] 5d20: c661c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.181644][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.181673][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.181698][ T32] r5:80050013 r4:80239bb0 [ 1326.181762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.181843][ T32] r4:82ac21e4 [ 1326.181867][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.181912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.181936][ T32] r4:e0105dc0 [ 1326.181956][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.182033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.182062][ T32] r4:00000000 [ 1326.182129][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.182181][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.182228][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.182320][ T32] r5:00001000 r4:e0433000 [ 1326.182365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.182470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.182526][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.182551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.182600][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.182660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.182726][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.182764][ T32] r4:84aec980 [ 1326.182805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.182875][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.182902][ T32] r4:00000001 [ 1326.182938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.200816][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.200902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.201046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.201119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.201183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.201261][ T32] r4:849d6240 [ 1326.201352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.201470][ T32] INFO: task kworker/0:48:3259 blocked for more than 452 seconds. [ 1326.201511][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.201537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.201559][ T32] task:kworker/0:48 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.201645][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.201743][ T32] Call trace: [ 1326.201811][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.201908][ T32] r10:8291a684 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:83b29800 [ 1326.201959][ T32] r4:83b29800 [ 1326.202002][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.202062][ T32] r5:83b29800 r4:8291a680 [ 1326.202087][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.202156][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.202207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1326.202250][ T32] r4:00000000 [ 1326.202282][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.202325][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.202422][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.202478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c640 [ 1326.202502][ T32] r4:00000000 [ 1326.202523][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.202603][ T32] r9:83018005 r8:83b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f2cb000 [ 1326.202627][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.202670][ T32] r5:00001000 r4:ed8ed000 [ 1326.202753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.202805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.202873][ T32] r5:85c9ff8c r4:85c9fc00 [ 1326.202924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.218162][ T32] r7:dddced80 r6:83018000 r5:85c9ff8c r4:8499a400 [ 1326.218208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.218369][ T32] r10:61c88647 r9:83b29800 r8:8499a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.218429][ T32] r4:8499a400 [ 1326.218454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.218531][ T32] r10:00000000 r9:8499a400 r8:80287e08 r7:dfc29e60 r6:8477b400 r5:83b29800 [ 1326.218585][ T32] r4:00000001 [ 1326.218609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.218680][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1326.218713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.218742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.218802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.218900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.218994][ T32] r4:83d54580 [ 1326.219668][ T32] INFO: task kworker/0:48:3259 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.219745][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.219882][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.219978][ T32] Call trace: [ 1326.220040][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.220150][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.220216][ T32] r4:00000000 [ 1326.220248][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.220291][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.220319][ T32] 5d20: c6d6b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.220352][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.220378][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.220402][ T32] r5:80050013 r4:80239bb0 [ 1326.220422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.220492][ T32] r4:82ac21e4 [ 1326.220582][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.220710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.220766][ T32] r4:e0105dc0 [ 1326.220788][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.220857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.220881][ T32] r4:00000000 [ 1326.220903][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.221001][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.221055][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.221194][ T32] r5:00001000 r4:e0433000 [ 1326.221249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.221382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.221472][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.221518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.221626][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.221663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.221711][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.221816][ T32] r4:84aec980 [ 1326.221851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.221946][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.221997][ T32] r4:00000001 [ 1326.222071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.222167][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.222218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.222282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.222329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.222394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.222484][ T32] r4:849d6240 [ 1326.222541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.222616][ T32] INFO: task kworker/0:49:3264 blocked for more than 452 seconds. [ 1326.222683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.222716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.222767][ T32] task:kworker/0:49 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.222912][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.235227][ T32] Call trace: [ 1326.235334][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.235409][ T32] r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:841ad400 [ 1326.235434][ T32] r4:841ad400 [ 1326.235454][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.235495][ T32] r5:841ad400 r4:8291a680 [ 1326.235516][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.235556][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.235597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1326.235654][ T32] r4:00000000 [ 1326.235678][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.235760][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.235803][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.235845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c540 [ 1326.235867][ T32] r4:00000000 [ 1326.235971][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.236023][ T32] r9:83018005 r8:841ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f2c9000 [ 1326.236074][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.236127][ T32] r5:00001000 r4:ed879000 [ 1326.236148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.236187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.236229][ T32] r5:85c9fb8c r4:85c9f800 [ 1326.236250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.236298][ T32] r7:dddced80 r6:83018000 r5:85c9fb8c r4:8499a480 [ 1326.236357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.236408][ T32] r10:61c88647 r9:841ad400 r8:8499a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.236459][ T32] r4:8499a480 [ 1326.236482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.236529][ T32] r10:00000000 r9:8499a480 r8:80287e08 r7:dfc2de60 r6:8477b580 r5:841ad400 [ 1326.236675][ T32] r4:00000001 [ 1326.236699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.236769][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1326.236829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.236862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.236888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.236917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.236939][ T32] r4:83d54780 [ 1326.237360][ T32] INFO: task kworker/0:49:3264 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.237439][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.237512][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.237559][ T32] Call trace: [ 1326.237616][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.237670][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.237723][ T32] r4:00000000 [ 1326.237747][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.237789][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.237846][ T32] 5d20: c6d6b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.237906][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.237966][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.237992][ T32] r5:80050013 r4:80239bb0 [ 1326.238014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.238056][ T32] r4:82ac21e4 [ 1326.238076][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.238151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.238178][ T32] r4:e0105dc0 [ 1326.238226][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.238272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.238294][ T32] r4:00000000 [ 1326.238376][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.238426][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.238448][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238488][ T32] r5:00001000 r4:e0433000 [ 1326.238507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.238544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238585][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.238605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.238649][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.238698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.238749][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.238772][ T32] r4:84aec980 [ 1326.238819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.238870][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.238894][ T32] r4:00000001 [ 1326.238941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238979][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.239005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.239033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.239059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.239106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.239130][ T32] r4:849d6240 [ 1326.239152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.239178][ T32] INFO: task kworker/0:50:3266 blocked for more than 452 seconds. [ 1326.239210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.239262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.239287][ T32] task:kworker/0:50 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239371][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239454][ T32] Call trace: [ 1326.239519][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.239569][ T32] r10:8291a684 r9:dfc45d84 r8:00000002 r7:60000113 r6:dfc45d8c r5:83868c00 [ 1326.239592][ T32] r4:83868c00 [ 1326.239620][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.239663][ T32] r5:83868c00 r4:8291a680 [ 1326.239709][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.239752][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.239794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc45e08 [ 1326.239876][ T32] r4:00000000 [ 1326.239899][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.239934][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.239967][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.240007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c2c0 [ 1326.240127][ T32] r4:00000000 [ 1326.240152][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.240223][ T32] r9:83018005 r8:83868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2c3000 [ 1326.240249][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.240290][ T32] r5:00001000 r4:ed6b7000 [ 1326.240340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.240382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.240423][ T32] r5:85c9f78c r4:85c9f400 [ 1326.240441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.240485][ T32] r7:dddced80 r6:83018000 r5:85c9f78c r4:8499a500 [ 1326.240505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.240550][ T32] r10:61c88647 r9:83868c00 r8:8499a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.240571][ T32] r4:8499a500 [ 1326.240589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.240660][ T32] r10:00000000 r9:8499a500 r8:80287e08 r7:dfc3de60 r6:8477b600 r5:83868c00 [ 1326.240687][ T32] r4:00000001 [ 1326.240706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.240740][ T32] Exception stack(0xdfc45fb0 to 0xdfc45ff8) [ 1326.240765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.240792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.240818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.240884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.240937][ T32] r4:83d54840 [ 1326.241149][ T32] INFO: task kworker/0:50:3266 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.241209][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.241267][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.241416][ T32] Call trace: [ 1326.241447][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.241525][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.241552][ T32] r4:00000000 [ 1326.241690][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.241733][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.241761][ T32] 5d20: c6d6b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.241789][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.241957][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.241985][ T32] r5:80050013 r4:80239bb0 [ 1326.242035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.242079][ T32] r4:82ac21e4 [ 1326.242104][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.242144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.242167][ T32] r4:e0105dc0 [ 1326.242222][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.242296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.242344][ T32] r4:00000000 [ 1326.242436][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.242572][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.242699][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.242816][ T32] r5:00001000 r4:e0433000 [ 1326.242843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.242927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.261737][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.261891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.262027][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.262054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.262110][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.262155][ T32] r4:84aec980 [ 1326.262178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.262256][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.262317][ T32] r4:00000001 [ 1326.262362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.262405][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.262474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.262565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.262594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.262623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.262645][ T32] r4:849d6240 [ 1326.262683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.262716][ T32] INFO: task kworker/0:51:3268 blocked for more than 452 seconds. [ 1326.262751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.262834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.262860][ T32] task:kworker/0:51 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.262917][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.263094][ T32] Call trace: [ 1326.267828][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.267903][ T32] r10:8291a684 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:83869800 [ 1326.267948][ T32] r4:83869800 [ 1326.267975][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.268022][ T32] r5:83869800 r4:8291a680 [ 1326.268086][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.268133][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.268175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1326.268196][ T32] r4:00000000 [ 1326.268214][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.268248][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.268287][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.268327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ca00 [ 1326.268348][ T32] r4:00000000 [ 1326.268368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.268413][ T32] r9:83018005 r8:83869800 r7:00000000 r6:83018000 r5:00001000 r4:7f2d3000 [ 1326.268434][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.268477][ T32] r5:00001000 r4:ed9af000 [ 1326.268607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.268653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.268834][ T32] r5:85ca0f8c r4:85ca0c00 [ 1326.268857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.268905][ T32] r7:dddced80 r6:83018000 r5:85ca0f8c r4:8499a580 [ 1326.268926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.268972][ T32] r10:61c88647 r9:83869800 r8:8499a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.268994][ T32] r4:8499a580 [ 1326.269013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.269057][ T32] r10:00000000 r9:8499a580 r8:80287e08 r7:dfc45e60 r6:8477b680 r5:83869800 [ 1326.269078][ T32] r4:00000001 [ 1326.269103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.269140][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1326.269169][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.269230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.269309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.269342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.269365][ T32] r4:83d54980 [ 1326.269766][ T32] INFO: task kworker/0:51:3268 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.269803][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.269960][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.270009][ T32] Call trace: [ 1326.270067][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.270137][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.270159][ T32] r4:00000000 [ 1326.270179][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.270218][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.270274][ T32] 5d20: c71c4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.270308][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.270334][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.270356][ T32] r5:80050013 r4:80239bb0 [ 1326.270377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.270418][ T32] r4:82ac21e4 [ 1326.270438][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.270477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.270528][ T32] r4:e0105dc0 [ 1326.270551][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.270622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.270649][ T32] r4:00000000 [ 1326.270669][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.270715][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.270736][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.270775][ T32] r5:00001000 r4:e0433000 [ 1326.270793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.270831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.270872][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.270891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.270935][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.270955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.271000][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.271103][ T32] r4:84aec980 [ 1326.271130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.271177][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.271199][ T32] r4:00000001 [ 1326.271274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.271314][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.271340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.271367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.271393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.271419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.271469][ T32] r4:849d6240 [ 1326.271493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.271521][ T32] INFO: task kworker/0:52:3269 blocked for more than 452 seconds. [ 1326.271553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.271577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.271597][ T32] task:kworker/0:52 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.271699][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.271743][ T32] Call trace: [ 1326.271800][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.271850][ T32] r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:8386e000 [ 1326.271889][ T32] r4:8386e000 [ 1326.271974][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.272023][ T32] r5:8386e000 r4:8291a680 [ 1326.272074][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.272124][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.272166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1326.272189][ T32] r4:00000000 [ 1326.272231][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.272297][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.272360][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.272441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c6c0 [ 1326.272473][ T32] r4:00000000 [ 1326.272495][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.272541][ T32] r9:83018005 r8:8386e000 r7:00000000 r6:83018000 r5:00001000 r4:7f2cd000 [ 1326.272562][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.272602][ T32] r5:00001000 r4:ed987000 [ 1326.272624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.272661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.272702][ T32] r5:85ca038c r4:85ca0000 [ 1326.272750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.272831][ T32] r7:dddced80 r6:83018000 r5:85ca038c r4:8499a600 [ 1326.272882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.272931][ T32] r10:61c88647 r9:8386e000 r8:8499a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.272954][ T32] r4:8499a600 [ 1326.273056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.290797][ T32] r10:00000000 r9:8499a600 r8:80287e08 r7:dfc4de60 r6:8477b700 r5:8386e000 [ 1326.290849][ T32] r4:00000001 [ 1326.290873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.290933][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1326.290964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.290992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.291018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.291046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.291094][ T32] r4:83d54980 [ 1326.291495][ T32] INFO: task kworker/0:52:3269 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.291531][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.291601][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.291841][ T32] Call trace: [ 1326.291988][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.292076][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.292107][ T32] r4:00000000 [ 1326.292128][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.292169][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.292197][ T32] 5d20: c74d7000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.292225][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.292249][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.292271][ T32] r5:80050013 r4:80239bb0 [ 1326.292291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.292354][ T32] r4:82ac21e4 [ 1326.292399][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1326.292487][ T32] r4:e0105dc0 ** 17 printk messages dropped ** [ 1326.300175][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.300622][ T32] r4:849d6240 [ 1326.300738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.300771][ T32] INFO: task kworker/0:53:3271 blocked for more than 452 seconds. [ 1326.300805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.300831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.300853][ T32] task:kworker/0:53 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.301282][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.301408][ T32] Call trace: [ 1326.301446][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.301498][ T32] r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:8386b000 [ 1326.301521][ T32] r4:8386b000 [ 1326.301563][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.301719][ T32] r5:8386b000 r4:8291a680 [ 1326.301744][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.301785][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.301825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1326.301846][ T32] r4:00000000 [ 1326.301865][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.301897][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.301932][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.301973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543c800 [ 1326.301994][ T32] r4:00000000 [ 1326.302014][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.302058][ T32] r9:83018005 r8:8386b000 r7:00000000 r6:83018000 r5:00001000 r4:7f2cf000 [ 1326.302079][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.302126][ T32] r5:00001000 r4:ed993000 [ 1326.302145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.302184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.302225][ T32] r5:85ca078c r4:85ca0400 [ 1326.302243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.302287][ T32] r7:dddced80 r6:83018000 r5:85ca078c r4:8499a680 [ 1326.302424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.302487][ T32] r10:61c88647 r9:8386b000 r8:8499a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.302514][ T32] r4:8499a680 [ 1326.302534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.302578][ T32] r10:00000000 r9:8499a680 r8:80287e08 r7:dfc4de60 r6:8477b780 r5:8386b000 [ 1326.302601][ T32] r4:00000001 [ 1326.302620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.302654][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1326.302680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.302707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.302732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.302793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.302820][ T32] r4:83d54b40 [ 1326.316766][ T32] INFO: task kworker/0:53:3271 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.316878][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.316953][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.317319][ T32] Call trace: [ 1326.317352][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1326.317496][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 10 printk messages dropped ** [ 1326.318123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1326.318775][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.319626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1326.320318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 ** 8 printk messages dropped ** [ 1326.320926][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.321023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.321663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.321690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.321717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.321738][ T32] r4:83d54c80 [ 1326.322020][ T32] INFO: task kworker/0:54:3273 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.322054][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.322114][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.322155][ T32] Call trace: [ 1326.322184][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.322231][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.322253][ T32] r4:00000000 [ 1326.322272][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.322309][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.322353][ T32] 5d20: c794c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.322417][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.322465][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.322541][ T32] r5:80050013 r4:80239bb0 [ 1326.322656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.322701][ T32] r4:82ac21e4 [ 1326.322721][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.322762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.322784][ T32] r4:e0105dc0 [ 1326.322803][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.322873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.322907][ T32] r4:00000000 [ 1326.322928][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.323070][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 3 printk messages dropped ** [ 1326.344187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.344542][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 4 printk messages dropped ** [ 1326.344692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.344846][ T32] INFO: task kworker/0:55:3275 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.345275][ T32] r4:84921800 ** 2 printk messages dropped ** [ 1326.345376][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.345562][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.346065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.346111][ T32] r5:85ca138c r4:85ca1000 [ 1326.346130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.346259][ T32] r4:8499a780 ** 2 printk messages dropped ** [ 1326.346341][ T32] r4:00000001 [ 1326.346359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.346393][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1326.346418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.346445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.346470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.346497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.346518][ T32] r4:83d54dc0 [ 1326.346916][ T32] INFO: task kworker/0:55:3275 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.346952][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.347130][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.347172][ T32] Call trace: [ 1326.347204][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.347253][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.347275][ T32] r4:00000000 [ 1326.347293][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.347491][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.347522][ T32] 5d20: c7c7d000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.347896][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.347925][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.347948][ T32] r5:80050013 r4:80239bb0 [ 1326.348020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.348066][ T32] r4:82ac21e4 [ 1326.348091][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.348133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.348156][ T32] r4:e0105dc0 [ 1326.348234][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.348278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.348300][ T32] r4:00000000 [ 1326.348318][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.348361][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.348382][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.348452][ T32] r5:00001000 r4:e0433000 [ 1326.348479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.348579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.348696][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.348719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.348764][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.348784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.348907][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.349150][ T32] r4:84aec980 [ 1326.349173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.349270][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.349308][ T32] r4:00000001 [ 1326.349387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.349428][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.349505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.349626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.349745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.349776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.349798][ T32] r4:849d6240 [ 1326.349857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.349955][ T32] INFO: task kworker/0:56:3278 blocked for more than 452 seconds. [ 1326.349989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.350105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.350131][ T32] task:kworker/0:56 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.350201][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.350392][ T32] Call trace: [ 1326.350427][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.350474][ T32] r10:8291a684 r9:dfc81d84 r8:00000002 r7:60000013 r6:dfc81d8c r5:84922400 [ 1326.350496][ T32] r4:84922400 [ 1326.350515][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.350556][ T32] r5:84922400 r4:8291a680 [ 1326.350607][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.350721][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.350766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1326.350848][ T32] r4:00000000 [ 1326.350870][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.350903][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.350936][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.350976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543cc00 ** 2 printk messages dropped ** [ 1326.351191][ T32] r9:83018005 r8:84922400 r7:00000000 r6:83018000 r5:00001000 r4:7f2d7000 ** 3 printk messages dropped ** [ 1326.351428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.351473][ T32] r5:85ca178c r4:85ca1400 ** 1 printk messages dropped ** [ 1326.351536][ T32] r7:dddced80 r6:83018000 r5:85ca178c r4:8499a800 ** 2 printk messages dropped ** [ 1326.351624][ T32] r4:8499a800 ** 2 printk messages dropped ** [ 1326.351707][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.351928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.352368][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.352738][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.352765][ T32] 5d20: c7c7d000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.352792][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.352870][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.352897][ T32] r5:80050013 r4:80239bb0 [ 1326.352934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.376452][ T32] r4:82ac21e4 [ 1326.376498][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.376569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.376593][ T32] r4:e0105dc0 [ 1326.376612][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.376655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.376676][ T32] r4:00000000 [ 1326.376695][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.376742][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.376836][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.376959][ T32] r5:00001000 r4:e0433000 [ 1326.376983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.377023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.377078][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.377180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.377438][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.377465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.377512][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.377535][ T32] r4:84aec980 [ 1326.377554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.377599][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.377621][ T32] r4:00000001 [ 1326.377639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.377829][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.377864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.377892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.377917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.378054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.378079][ T32] r4:849d6240 [ 1326.378108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.378138][ T32] INFO: task kworker/0:57:3280 blocked for more than 452 seconds. [ 1326.378172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.378199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.378263][ T32] task:kworker/0:57 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.378385][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.378527][ T32] Call trace: [ 1326.378559][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.378612][ T32] r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:84923000 [ 1326.378635][ T32] r4:84923000 [ 1326.378655][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.378696][ T32] r5:84923000 r4:8291a680 [ 1326.378716][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.378755][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.378796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1326.378818][ T32] r4:00000000 [ 1326.378836][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.378869][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.378902][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.378981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543cd00 [ 1326.379118][ T32] r4:00000000 [ 1326.379232][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.379278][ T32] r9:83018005 r8:84923000 r7:00000000 r6:83018000 r5:00001000 r4:7f2d9000 [ 1326.379299][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.379338][ T32] r5:00001000 r4:ed9e7000 [ 1326.379358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.379396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.379436][ T32] r5:85ca1b8c r4:85ca1800 [ 1326.379455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.379497][ T32] r7:dddced80 r6:83018000 r5:85ca1b8c r4:8499a880 [ 1326.379517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.379561][ T32] r10:61c88647 r9:84923000 r8:8499a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.379582][ T32] r4:8499a880 [ 1326.379600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.379734][ T32] r10:00000000 r9:8499a880 r8:80287e08 r7:dfc81e60 r6:8477b980 r5:84923000 [ 1326.379849][ T32] r4:00000001 [ 1326.379870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.379905][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1326.379932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.379960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.379985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.380012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.380034][ T32] r4:84aac1c0 [ 1326.380428][ T32] INFO: task kworker/0:57:3280 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.380464][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.380520][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.380561][ T32] Call trace: [ 1326.380590][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.380789][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.380818][ T32] r4:00000000 [ 1326.380908][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.380951][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.380979][ T32] 5d20: c804f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.381007][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.381032][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.381055][ T32] r5:80050013 r4:80239bb0 [ 1326.381439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.381524][ T32] r4:82ac21e4 [ 1326.381548][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.381589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.381611][ T32] r4:e0105dc0 [ 1326.381630][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.381669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.381691][ T32] r4:00000000 [ 1326.381709][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.381842][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.381867][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.381909][ T32] r5:00001000 r4:e0433000 [ 1326.381966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.382007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.382047][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.382066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.382150][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.382265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.382314][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.382353][ T32] r4:84aec980 [ 1326.382396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.382479][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.382502][ T32] r4:00000001 [ 1326.382520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.382554][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.383059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.395897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.395986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.396053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.396127][ T32] r4:849d6240 [ 1326.396207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.396273][ T32] INFO: task kworker/0:58:3282 blocked for more than 452 seconds. [ 1326.396345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.396398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.396447][ T32] task:kworker/0:58 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.396620][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.396745][ T32] Call trace: [ 1326.396821][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.396924][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:84876c00 [ 1326.396973][ T32] r4:84876c00 [ 1326.397020][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.397116][ T32] r5:84876c00 r4:8291a680 ** 1 printk messages dropped ** [ 1326.397244][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.398571][ T32] r5:00001000 r4:ed9f7000 [ 1326.398624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.398709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.398800][ T32] r5:85ca1f8c r4:85ca1c00 [ 1326.398846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.398949][ T32] r7:dddced80 r6:83018000 r5:85ca1f8c r4:8499a900 [ 1326.399000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.399147][ T32] r10:61c88647 r9:84876c00 r8:8499a92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.399630][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1326.400639][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 11 printk messages dropped ** [ 1326.401064][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1326.401490][ T32] r4:84aec980 ** 7 printk messages dropped ** [ 1326.401723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1326.402508][ T32] r5:84876000 r4:8291a680 ** 7 printk messages dropped ** [ 1326.402828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543cf00 ** 7 printk messages dropped ** [ 1326.424286][ T32] r5:85ca238c r4:85ca2000 ** 4 printk messages dropped ** [ 1326.424663][ T32] r4:8499aa00 ** 7 printk messages dropped ** [ 1326.425183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1326.426193][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1326.426591][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.426950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.427371][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.427397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.427434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.427497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.427566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.427620][ T32] r4:849d6240 [ 1326.427668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.427731][ T32] INFO: task kworker/0:60:3287 blocked for more than 452 seconds. [ 1326.427797][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.427847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.427916][ T32] task:kworker/0:60 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.428028][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.428147][ T32] Call trace: [ 1326.428227][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.428327][ T32] r10:8291a684 r9:dfc95d84 r8:00000002 r7:60000113 r6:dfc95d8c r5:84874800 [ 1326.428386][ T32] r4:84874800 [ 1326.428441][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.428542][ T32] r5:84874800 r4:8291a680 [ 1326.428627][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.428723][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.428815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 [ 1326.428867][ T32] r4:00000000 [ 1326.428913][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.429011][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.429097][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.429185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543cfc0 [ 1326.429236][ T32] r4:00000000 [ 1326.429285][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.429427][ T32] r9:83018005 r8:84874800 r7:00000000 r6:83018000 r5:00001000 r4:7f2df000 [ 1326.429553][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.429915][ T32] r5:85ca278c r4:85ca2400 ** 4 printk messages dropped ** [ 1326.430418][ T32] r4:8499ab00 ** 9 printk messages dropped ** [ 1326.431125][ T32] r4:84aac5c0 ** 8 printk messages dropped ** [ 1326.431841][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 7 printk messages dropped ** [ 1326.432211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 14 printk messages dropped ** [ 1326.432744][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.470107][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.471760][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1326.489253][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.489992][ T32] r5:85ca378c r4:85ca3400 ** 6 printk messages dropped ** [ 1326.490640][ T32] r10:00000000 r9:8499ac00 r8:80287e08 r7:dfc95e60 r6:8499ac80 r5:84872400 ** 11 printk messages dropped ** [ 1326.492266][ T32] Call trace: ** 8 printk messages dropped ** [ 1326.514013][ T32] r5:80050013 r4:80239bb0 ** 9 printk messages dropped ** [ 1326.514900][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 11 printk messages dropped ** [ 1326.515843][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 7 printk messages dropped ** [ 1326.516509][ T32] r4:849d6240 [ 1326.516570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.516638][ T32] INFO: task kworker/0:63:3292 blocked for more than 453 seconds. [ 1326.516712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.516771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.516817][ T32] task:kworker/0:63 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.516942][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.517091][ T32] Call trace: [ 1326.517450][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.517557][ T32] r10:8291a684 r9:dfcc5d84 r8:00000002 r7:60000113 r6:dfcc5d8c r5:84939800 [ 1326.517607][ T32] r4:84939800 [ 1326.517651][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.517736][ T32] r5:84939800 r4:8291a680 [ 1326.517821][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.517911][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.518019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1326.518077][ T32] r4:00000000 [ 1326.518145][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.518222][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.518294][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.518380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab72c0 [ 1326.518431][ T32] r4:00000000 [ 1326.518475][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.518558][ T32] r9:83018005 r8:84939800 r7:00000000 r6:83018000 r5:00001000 r4:7f2e5000 [ 1326.518605][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.518689][ T32] r5:00001000 r4:edb29000 [ 1326.518733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.518819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.518928][ T32] r5:85ca338c r4:85ca3000 [ 1326.518998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.519117][ T32] r7:dddced80 r6:83018000 r5:85ca338c r4:8499ae00 [ 1326.519191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.519306][ T32] r10:61c88647 r9:84939800 r8:8499ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.519360][ T32] r4:8499ae00 [ 1326.519406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.519501][ T32] r10:00000000 r9:8499ae00 r8:80287e08 r7:dfc9de60 r6:8499ae80 r5:84939800 [ 1326.519555][ T32] r4:00000001 [ 1326.519601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.519681][ T32] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1326.519747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.519812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.519869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.519930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.519978][ T32] r4:84aac980 [ 1326.520695][ T32] INFO: task kworker/0:63:3292 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.520780][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.520985][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.521107][ T32] Call trace: [ 1326.521232][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.521382][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.521451][ T32] r4:00000000 [ 1326.521500][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.521584][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.521652][ T32] 5d20: c86ef000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.521716][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.521769][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.521823][ T32] r5:80050013 r4:80239bb0 [ 1326.521872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.521960][ T32] r4:82ac21e4 [ 1326.522003][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.522101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.522154][ T32] r4:e0105dc0 [ 1326.522203][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.522293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.522348][ T32] r4:00000000 [ 1326.522392][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.522514][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.522573][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.522689][ T32] r5:00001000 r4:e0433000 [ 1326.522745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.522833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.522923][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.553801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.554103][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.554183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.554286][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.554341][ T32] r4:84aec980 [ 1326.554383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.554481][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.554533][ T32] r4:00000001 [ 1326.554610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.554699][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.554767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.554825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.555134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.555215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.555344][ T32] r4:849d6240 [ 1326.555400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.555483][ T32] INFO: task kworker/0:64:3293 blocked for more than 453 seconds. [ 1326.555564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.555619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.555672][ T32] task:kworker/0:64 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.555826][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.555932][ T32] Call trace: [ 1326.556008][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.556168][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000013 r6:dfcd1d8c r5:8493a400 [ 1326.556231][ T32] r4:8493a400 [ 1326.556282][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.556382][ T32] r5:8493a400 r4:8291a680 [ 1326.556432][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.556523][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.556618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1326.556672][ T32] r4:00000000 [ 1326.556719][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.556799][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.556910][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.557013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7480 [ 1326.557099][ T32] r4:00000000 [ 1326.557166][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.557274][ T32] r9:83018005 r8:8493a400 r7:00000000 r6:83018000 r5:00001000 r4:7f2e9000 [ 1326.557355][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.557484][ T32] r5:00001000 r4:edb47000 [ 1326.557536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.557741][ T32] r5:85ca3b8c r4:85ca3800 ** 3 printk messages dropped ** [ 1326.558020][ T32] r10:61c88647 r9:8493a400 r8:8499af2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1326.559704][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.560689][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1326.561429][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1326.562613][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1326.578853][ T32] r5:84b6e000 r4:8291a680 ** 5 printk messages dropped ** [ 1326.579304][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.580156][ T32] r5:84ad6f8c r4:84ad6c00 [ 1326.580205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.580711][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.581045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.582326][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 8 printk messages dropped ** [ 1326.582926][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.602527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 9 printk messages dropped ** [ 1326.603583][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 5 printk messages dropped ** [ 1326.603790][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.604011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.604337][ T32] task:kworker/1:85 state:D stack:0 pid:3610 tgid:3610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.604444][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.604493][ T32] Call trace: [ 1326.604525][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.604582][ T32] r10:8291a684 r9:e00c9d84 r8:00000002 r7:60000113 r6:e00c9d8c r5:84a35400 [ 1326.604606][ T32] r4:84a35400 [ 1326.604650][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.604719][ T32] r5:84a35400 r4:8291a680 [ 1326.604744][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.604834][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.604880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00c9e08 [ 1326.604923][ T32] r4:00000000 [ 1326.604967][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.605026][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.605067][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.605144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be2800 [ 1326.605172][ T32] r4:00000000 [ 1326.605191][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.605237][ T32] r9:83018205 r8:84a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.605279][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.605393][ T32] r5:00001000 r4:dfe59000 [ 1326.605445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.605526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.605572][ T32] r5:84ad738c r4:84ad7000 [ 1326.605643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.605715][ T32] r7:ddde2d80 r6:83018200 r5:84ad738c r4:84afc280 [ 1326.605759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.605809][ T32] r10:61c88647 r9:84a35400 r8:84afc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.605831][ T32] r4:84afc280 [ 1326.605910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.605958][ T32] r10:00000000 r9:84afc280 r8:80287e08 r7:e000de60 r6:84afc300 r5:84a35400 [ 1326.605981][ T32] r4:00000001 [ 1326.606022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.606062][ T32] Exception stack(0xe00c9fb0 to 0xe00c9ff8) [ 1326.606120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.606151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.606190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.606243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.606281][ T32] r4:849d69c0 [ 1326.606716][ T32] INFO: task kworker/1:85:3610 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.606783][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.606922][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.606970][ T32] Call trace: [ 1326.607106][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.607208][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.607256][ T32] r4:00000000 [ 1326.607281][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.607323][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.607401][ T32] 5d20: c8dfb000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.607448][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.607715][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.607766][ T32] r5:80050013 r4:80239bb0 [ 1326.607793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.607839][ T32] r4:82ac21e4 [ 1326.607860][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.607903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.607926][ T32] r4:e0105dc0 [ 1326.607994][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.608042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.608065][ T32] r4:00000000 [ 1326.608093][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.608137][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.608159][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.608199][ T32] r5:00001000 r4:e0433000 [ 1326.608218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.608283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.608372][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.608425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.608504][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.608604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.608679][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.608705][ T32] r4:84aec980 [ 1326.608726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.608773][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.608795][ T32] r4:00000001 [ 1326.608839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.608877][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.608925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.608956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.608985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.609040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.609100][ T32] r4:849d6240 [ 1326.609123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.609156][ T32] INFO: task kworker/0:173:3630 blocked for more than 453 seconds. [ 1326.609185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.609209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.609251][ T32] task:kworker/0:173 state:D stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.609338][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.609443][ T32] Call trace: [ 1326.609503][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.609553][ T32] r10:8291a684 r9:e0431d84 r8:00000002 r7:60000113 r6:e0431d8c r5:84a4d400 [ 1326.609596][ T32] r4:84a4d400 [ 1326.609620][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.609664][ T32] r5:84a4d400 r4:8291a680 [ 1326.609683][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.609720][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.609761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0431e08 [ 1326.609783][ T32] r4:00000000 [ 1326.609823][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.609881][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.609944][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.609987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1326.610012][ T32] r4:00000000 [ 1326.610032][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.610081][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1326.610104][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.610180][ T32] r5:00001000 r4:e0439000 [ 1326.610204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.610243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.610304][ T32] r5:84b4ef8c r4:84b4ec00 [ 1326.610330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.610406][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1326.610459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.610512][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.610537][ T32] r4:84aeca80 [ 1326.610601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.610649][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1326.610697][ T32] r4:00000001 [ 1326.610739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.610777][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1326.610803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.610830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.610878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.610910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.610941][ T32] r4:84b0e0c0 [ 1326.611223][ T32] INFO: task kworker/0:173:3630 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.611264][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.611340][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.611410][ T32] Call trace: [ 1326.611466][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.611518][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.611562][ T32] r4:00000000 [ 1326.611585][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.611625][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.611653][ T32] 5d20: c8dfb000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.611681][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.611706][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.611730][ T32] r5:80050013 r4:80239bb0 [ 1326.611776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.611819][ T32] r4:82ac21e4 [ 1326.611860][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.611931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.611956][ T32] r4:e0105dc0 [ 1326.611975][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.612040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.612066][ T32] r4:00000000 [ 1326.612093][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.612159][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.612236][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.612313][ T32] r5:00001000 r4:e0433000 [ 1326.612338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.612378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.612418][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.612460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.612510][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.612532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.612578][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.612732][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 5 printk messages dropped ** [ 1326.612915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1326.654736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.655002][ T32] INFO: task kworker/0:174:3633 blocked for more than 453 seconds. [ 1326.655093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.655153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.655203][ T32] task:kworker/0:174 state:D stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.655425][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.655563][ T32] Call trace: [ 1326.656323][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.656480][ T32] r10:8291a684 r9:e043dd84 r8:00000002 r7:60000113 r6:e043dd8c r5:84a4b000 [ 1326.656541][ T32] r4:84a4b000 [ 1326.656592][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.656688][ T32] r5:84a4b000 r4:8291a680 [ 1326.656736][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.657078][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.657198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e043de08 [ 1326.657251][ T32] r4:00000000 [ 1326.657315][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.657447][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.657540][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.657627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1326.657800][ T32] r4:00000000 [ 1326.657998][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.658321][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1326.658383][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.658980][ T32] r5:00001000 r4:e0447000 [ 1326.659321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.659415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.659504][ T32] r5:84b4f38c r4:84b4f000 [ 1326.659549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.660329][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.683764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.685117][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.685730][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 8 printk messages dropped ** [ 1326.686492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1326.688136][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.688684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.691228][ T32] r10:8291a684 r9:e0445d84 r8:00000002 r7:60000113 r6:e0445d8c r5:84890000 ** 6 printk messages dropped ** [ 1326.692337][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.693061][ T32] r9:83018005 r8:84890000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1326.722810][ T32] r5:84b4f78c r4:84b4f400 ** 2 printk messages dropped ** [ 1326.739960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.741776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.751635][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 7 printk messages dropped ** [ 1326.752612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 9 printk messages dropped ** [ 1326.759521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.761598][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 6 printk messages dropped ** [ 1326.791157][ T32] INFO: task kworker/0:176:3636 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.792578][ T32] r5:84890c00 r4:8291a680 ** 5 printk messages dropped ** [ 1326.804092][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.805000][ T32] r5:84b4fb8c r4:84b4f800 [ 1326.805221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.805720][ T32] r10:00000000 r9:84aecd80 r8:80287e08 r7:e0445e60 r6:84aece00 r5:84890c00 ** 8 printk messages dropped ** [ 1326.807058][ T32] INFO: task kworker/0:176:3636 is blocked on a mutex likely owned by task kworker/0:172:3628. ** 1 printk messages dropped ** [ 1326.807324][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.807419][ T32] Call trace: [ 1326.807486][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.807627][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.807685][ T32] r4:00000000 [ 1326.807729][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.807808][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.807868][ T32] 5d20: ca473000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.807930][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.808005][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.808063][ T32] r5:80050013 r4:80239bb0 [ 1326.808121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.808264][ T32] r4:82ac21e4 [ 1326.808378][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.808491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.808544][ T32] r4:e0105dc0 [ 1326.808615][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.808708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.808756][ T32] r4:00000000 [ 1326.808827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.808926][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.808975][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.809059][ T32] r5:00001000 r4:e0433000 [ 1326.809110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.809189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.809344][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.809400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.809495][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.809545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.809669][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.809778][ T32] r4:84aec980 [ 1326.809828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.809951][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.810004][ T32] r4:00000001 [ 1326.810045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.810226][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.810288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.810350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.810408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.810557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.810613][ T32] r4:849d6240 [ 1326.810660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.810741][ T32] INFO: task kworker/0:177:3638 blocked for more than 453 seconds. [ 1326.810810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.810903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.811009][ T32] task:kworker/0:177 state:D stack:0 pid:3638 tgid:3638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.811152][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.811312][ T32] Call trace: [ 1326.811418][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.811572][ T32] r10:8291a684 r9:e0459d84 r8:00000002 r7:60000113 r6:e0459d8c r5:84891800 [ 1326.811694][ T32] r4:84891800 [ 1326.811743][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.811833][ T32] r5:84891800 r4:8291a680 [ 1326.811937][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.812025][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.812194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0459e08 [ 1326.812308][ T32] r4:00000000 [ 1326.812356][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.812513][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.812592][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.812673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e840 [ 1326.812810][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.833861][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.834294][ T32] r5:84b5838c r4:84b58000 [ 1326.834346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.834817][ T32] r10:00000000 r9:84aece80 r8:80287e08 r7:e0451e60 r6:84aecf00 r5:84891800 ** 7 printk messages dropped ** [ 1326.835385][ T32] r4:84b0e4c0 ** 3 printk messages dropped ** [ 1326.836735][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.837272][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 6 printk messages dropped ** [ 1326.838080][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1326.839406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.840125][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 6 printk messages dropped ** [ 1326.841142][ T32] INFO: task kworker/0:178:3640 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.841951][ T32] r4:84892400 ** 5 printk messages dropped ** [ 1326.842359][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.842641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e6c0 ** 7 printk messages dropped ** [ 1326.869016][ T32] r5:84b4ff8c r4:84b4fc00 ** 2 printk messages dropped ** [ 1326.869322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.870454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.871704][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.872255][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 8 printk messages dropped ** [ 1326.887211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 12 printk messages dropped ** [ 1326.888415][ T32] r4:84aec980 ** 2 printk messages dropped ** [ 1326.888651][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.888955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.889493][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.890094][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.890965][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.891306][ T32] r5:84b58b8c r4:84b58800 [ 1326.891351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.891441][ T32] r7:dddced80 r6:83018000 r5:84b58b8c r4:84b16080 [ 1326.891515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.891614][ T32] r10:61c88647 r9:84893000 r8:84b160ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.891663][ T32] r4:84b16080 [ 1326.891703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.891789][ T32] r10:00000000 r9:84b16080 r8:80287e08 r7:e0459e60 r6:84b16100 r5:84893000 [ 1326.891839][ T32] r4:00000001 [ 1326.891899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.892100][ T32] Exception stack(0xdff65fb0 to 0xdff65ff8) [ 1326.892163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.892229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.892287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.892350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.892399][ T32] r4:84b0e980 [ 1326.911748][ T32] INFO: task kworker/0:179:3641 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.911982][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.912164][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.912304][ T32] Call trace: [ 1326.912413][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.912568][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.912655][ T32] r4:00000000 [ 1326.912707][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.912797][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.912861][ T32] 5d20: cade0000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.912959][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.918087][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.918177][ T32] r5:80050013 r4:80239bb0 [ 1326.918228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.918350][ T32] r4:82ac21e4 [ 1326.918414][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.918569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.918628][ T32] r4:e0105dc0 [ 1326.918730][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.918828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1326.918965][ T32] r4:00000000 [ 1326.919121][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.919257][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1326.919390][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.919492][ T32] r5:00001000 r4:e0433000 [ 1326.919537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.919692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.919809][ T32] r5:84b4eb8c r4:84b4e800 [ 1326.919949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.920114][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1326.920172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.920268][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.920340][ T32] r4:84aec980 [ 1326.920389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.920485][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1326.920533][ T32] r4:00000001 [ 1326.920577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.920658][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1326.920714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.920809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.920931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.921000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.921085][ T32] r4:849d6240 [ 1326.921230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.921342][ T32] INFO: task kworker/0:180:3645 blocked for more than 453 seconds. [ 1326.921417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.921470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.921516][ T32] task:kworker/0:180 state:D stack:0 pid:3645 tgid:3645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.921733][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.921849][ T32] Call trace: [ 1326.921939][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1326.922047][ T32] r10:8291a684 r9:e0469d84 r8:00000002 r7:60000113 r6:e0469d8c r5:84893c00 [ 1326.922105][ T32] r4:84893c00 [ 1326.922240][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.922356][ T32] r5:84893c00 r4:8291a680 [ 1326.922406][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.922488][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.922611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0469e08 [ 1326.922696][ T32] r4:00000000 [ 1326.922757][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.922838][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.922910][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.942468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e9c0 [ 1326.942647][ T32] r4:00000000 [ 1326.942719][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.943874][ T32] r5:84b5878c r4:84b58400 [ 1326.943980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.944348][ T32] r4:84b16180 ** 6 printk messages dropped ** [ 1326.944972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.946488][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.947287][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 9 printk messages dropped ** [ 1326.948198][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.948845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.949499][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 6 printk messages dropped ** [ 1326.950153][ T32] INFO: task kworker/0:181:3646 blocked for more than 453 seconds. ** 11 printk messages dropped ** [ 1326.951148][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.951237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e046de08 [ 1326.951292][ T32] r4:00000000 [ 1326.951338][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1326.951415][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1326.951491][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1326.951577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0ed00 [ 1326.951627][ T32] r4:00000000 [ 1326.951670][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1326.951757][ T32] r9:83018005 r8:84894800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.951808][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.951893][ T32] r5:00001000 r4:dfb1b000 [ 1326.951936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.952021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.952122][ T32] r5:84b58f8c r4:84b58c00 [ 1326.952172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.952270][ T32] r7:dddced80 r6:83018000 r5:84b58f8c r4:84b16280 [ 1326.952316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.952413][ T32] r10:61c88647 r9:84894800 r8:84b162ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.952462][ T32] r4:84b16280 [ 1326.952506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.952699][ T32] r10:00000000 r9:84b16280 r8:80287e08 r7:dff65e60 r6:84b16300 r5:84894800 [ 1326.952758][ T32] r4:00000001 [ 1326.952801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.952876][ T32] Exception stack(0xe046dfb0 to 0xe046dff8) [ 1326.952931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.981375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.981474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.981547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.981600][ T32] r4:84b0eac0 [ 1326.982329][ T32] INFO: task kworker/0:181:3646 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1326.982414][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.982574][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.982706][ T32] Call trace: [ 1326.982778][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.982895][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1326.982946][ T32] r4:00000000 [ 1326.983029][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.993856][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1326.993968][ T32] 5d20: cb4a8000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1326.994037][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1326.994106][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.994169][ T32] r5:80050013 r4:80239bb0 [ 1326.994231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.994363][ T32] r4:82ac21e4 [ 1326.994410][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.994531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1326.994588][ T32] r4:e0105dc0 ** 1 printk messages dropped ** [ 1326.994729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1326.995588][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.996085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.996765][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.997737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0475e08 ** 7 printk messages dropped ** [ 1326.998308][ T32] r9:83018005 r8:84b7bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1326.998667][ T32] r5:84b5978c r4:84b59400 ** 4 printk messages dropped ** [ 1326.999021][ T32] r4:84b16380 ** 5 printk messages dropped ** [ 1326.999398][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.000719][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.001274][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 7 printk messages dropped ** [ 1327.001891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 9 printk messages dropped ** [ 1327.002681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.036456][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 5 printk messages dropped ** [ 1327.037427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1327.039064][ T32] r4:84896000 ** 4 printk messages dropped ** [ 1327.040141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e042de08 ** 10 printk messages dropped ** [ 1327.041964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.042851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.074326][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.075586][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.076319][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 8 printk messages dropped ** [ 1327.077506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 3 printk messages dropped ** [ 1327.077974][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.078105][ T32] r5:00001000 r4:e0433000 [ 1327.078157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.078271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.078428][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.078481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.078575][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.078622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.078733][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.078789][ T32] r4:84aec980 [ 1327.078919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.079022][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.079148][ T32] r4:00000001 [ 1327.079278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.079359][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.079529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.079596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.079655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.079774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.079826][ T32] r4:849d6240 [ 1327.079873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.079988][ T32] INFO: task kworker/0:184:3653 blocked for more than 453 seconds. [ 1327.080079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.080165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.080214][ T32] task:kworker/0:184 state:D stack:0 pid:3653 tgid:3653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.080331][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.080513][ T32] Call trace: [ 1327.080584][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.080680][ T32] r10:8291a684 r9:e047dd84 r8:00000002 r7:60000013 r6:e047dd8c r5:84895400 [ 1327.080748][ T32] r4:84895400 [ 1327.080796][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.080883][ T32] r5:84895400 r4:8291a680 [ 1327.080925][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.081007][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.081109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e047de08 [ 1327.081158][ T32] r4:00000000 [ 1327.081203][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.081275][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.081376][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.081462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1f240 [ 1327.081544][ T32] r4:00000000 [ 1327.081592][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.081684][ T32] r9:83018005 r8:84895400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.081746][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.081853][ T32] r5:00001000 r4:dfba9000 [ 1327.081898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.081977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.082059][ T32] r5:84b59b8c r4:84b59800 [ 1327.082124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.082247][ T32] r7:dddced80 r6:83018000 r5:84b59b8c r4:84b16500 [ 1327.082362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.082467][ T32] r10:61c88647 r9:84895400 r8:84b1652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.082516][ T32] r4:84b16500 [ 1327.082561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.082651][ T32] r10:00000000 r9:84b16500 r8:80287e08 r7:e0475e60 r6:84afc580 r5:84895400 [ 1327.082703][ T32] r4:00000001 [ 1327.082744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.082816][ T32] Exception stack(0xe047dfb0 to 0xe047dff8) [ 1327.082870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.082929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.103652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.103822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.103881][ T32] r4:84b1f100 [ 1327.104607][ T32] INFO: task kworker/0:184:3653 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.104687][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.104918][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.105136][ T32] Call trace: [ 1327.105506][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.105623][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.105673][ T32] r4:00000000 [ 1327.105776][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.105869][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.105933][ T32] 5d20: cbdb9000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.106057][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.106135][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.106187][ T32] r5:80050013 r4:80239bb0 [ 1327.106234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.106322][ T32] r4:82ac21e4 [ 1327.106434][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.106546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.106656][ T32] r4:e0105dc0 [ 1327.106705][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.106795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.106845][ T32] r4:00000000 [ 1327.106902][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.107005][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.107090][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.107186][ T32] r5:00001000 r4:e0433000 [ 1327.107231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.107704][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.108263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.109554][ T32] r10:8291a684 r9:e0481d84 r8:00000002 r7:60000113 r6:e0481d8c r5:84b7d400 ** 8 printk messages dropped ** [ 1327.110207][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.111196][ T32] r5:84b59f8c r4:84b59c00 ** 1 printk messages dropped ** [ 1327.111333][ T32] r7:dddced80 r6:83018000 r5:84b59f8c r4:84b16580 ** 5 printk messages dropped ** [ 1327.111861][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.112325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.144708][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.145158][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.145653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 5 printk messages dropped ** [ 1327.146197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.146281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.146377][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.146422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.146541][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.146594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.146689][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.146812][ T32] r4:84aec980 [ 1327.146863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.146960][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.147069][ T32] r4:00000001 [ 1327.147119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.147196][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.147275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.147341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.147466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.147548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.147599][ T32] r4:849d6240 [ 1327.147706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.147790][ T32] INFO: task kworker/0:186:3657 blocked for more than 453 seconds. [ 1327.147919][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.147976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.148034][ T32] task:kworker/0:186 state:D stack:0 pid:3657 tgid:3657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.148188][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.148309][ T32] Call trace: [ 1327.148424][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.148549][ T32] r10:8291a684 r9:e0491d84 r8:00000002 r7:60000113 r6:e0491d8c r5:84b79800 [ 1327.148603][ T32] r4:84b79800 [ 1327.148692][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.148802][ T32] r5:84b79800 r4:8291a680 [ 1327.148851][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.148933][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.149015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0491e08 [ 1327.149066][ T32] r4:00000000 [ 1327.149108][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.149181][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.149266][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.149384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1f880 [ 1327.149464][ T32] r4:00000000 [ 1327.149528][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.149622][ T32] r9:83018005 r8:84b79800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1327.149669][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.149752][ T32] r5:00001000 r4:dfcdd000 [ 1327.149794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.149872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.149956][ T32] r5:84b5af8c r4:84b5ac00 [ 1327.149997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.150091][ T32] r7:dddced80 r6:83018000 r5:84b5af8c r4:84b16600 [ 1327.150139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.150234][ T32] r10:61c88647 r9:84b79800 r8:84b1662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.150314][ T32] r4:84b16600 [ 1327.150367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.150473][ T32] r10:00000000 r9:84b16600 r8:80287e08 r7:e0481e60 r6:84afc680 r5:84b79800 [ 1327.150554][ T32] r4:00000001 [ 1327.150611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.150688][ T32] Exception stack(0xe0491fb0 to 0xe0491ff8) [ 1327.150743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.150832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.150913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.150980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.151093][ T32] r4:84b1f2c0 [ 1327.151846][ T32] INFO: task kworker/0:186:3657 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.151940][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.152057][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.152179][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.152766][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1327.174171][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.174317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 9 printk messages dropped ** [ 1327.174664][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 7 printk messages dropped ** [ 1327.174934][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 9 printk messages dropped ** [ 1327.175255][ T32] task:kworker/0:187 state:D stack:0 pid:3659 tgid:3659 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.176082][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.176776][ T32] r5:84b5a38c r4:84b5a000 ** 1 printk messages dropped ** [ 1327.176904][ T32] r7:dddced80 r6:83018000 r5:84b5a38c r4:84b16680 ** 5 printk messages dropped ** [ 1327.177418][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.177836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.179310][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1327.179773][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.180279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 10 printk messages dropped ** [ 1327.180986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.181670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.182293][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.207187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 ** 3 printk messages dropped ** [ 1327.207566][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.207665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1f640 [ 1327.207837][ T32] r4:00000000 [ 1327.207904][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.208011][ T32] r9:83018005 r8:84b7e000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1327.208065][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.208180][ T32] r5:00001000 r4:dfca3000 [ 1327.208234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.208328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.208479][ T32] r5:84b5a78c r4:84b5a400 [ 1327.208540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.208649][ T32] r7:dddced80 r6:83018000 r5:84b5a78c r4:84b16700 [ 1327.208702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.208807][ T32] r10:61c88647 r9:84b7e000 r8:84b1672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.208860][ T32] r4:84b16700 [ 1327.208910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.209103][ T32] r10:00000000 r9:84b16700 r8:80287e08 r7:e0491e60 r6:84afc780 r5:84b7e000 [ 1327.209174][ T32] r4:00000001 [ 1327.209226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.209342][ T32] Exception stack(0xe0499fb0 to 0xe0499ff8) [ 1327.209420][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.209490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.209558][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.209628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.209734][ T32] r4:84b1f440 [ 1327.210445][ T32] INFO: task kworker/0:188:3660 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.210539][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.210697][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.210835][ T32] Call trace: [ 1327.210940][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.211100][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.211187][ T32] r4:00000000 [ 1327.211254][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.211364][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.211433][ T32] 5d20: cc76c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.211517][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.211583][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.211642][ T32] r5:80050013 r4:80239bb0 [ 1327.211693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.211785][ T32] r4:82ac21e4 [ 1327.211834][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.211928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.212013][ T32] r4:e0105dc0 [ 1327.212095][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.212195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.212281][ T32] r4:00000000 [ 1327.212336][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.212422][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.212469][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.212562][ T32] r5:00001000 r4:e0433000 [ 1327.212610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.212691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.212804][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.212855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.213056][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.235817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.235962][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.236020][ T32] r4:84aec980 [ 1327.236093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.236205][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.236253][ T32] r4:00000001 [ 1327.236294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.236408][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.236478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.236511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.236676][ T32] INFO: task kworker/0:189:3662 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.237084][ T32] r4:84b7ec00 ** 4 printk messages dropped ** [ 1327.237304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a1e08 ** 7 printk messages dropped ** [ 1327.237626][ T32] r9:83018005 r8:84b7ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1327.237855][ T32] r5:84b5ab8c r4:84b5a800 ** 3 printk messages dropped ** [ 1327.237989][ T32] r10:61c88647 r9:84b7ec00 r8:84b167ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.238417][ T32] r4:84b1f840 ** 3 printk messages dropped ** [ 1327.239083][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.239370][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 8 printk messages dropped ** [ 1327.239665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1327.240305][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.240711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.241225][ T32] r10:8291a684 r9:e04a9d84 r8:00000002 r7:60000113 r6:e04a9d8c r5:84b7b000 ** 5 printk messages dropped ** [ 1327.241677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a9e08 ** 9 printk messages dropped ** [ 1327.242445][ T32] r5:00001000 r4:dfced000 ** 2 printk messages dropped ** [ 1327.242664][ T32] r5:84b5b38c r4:84b5b000 ** 3 printk messages dropped ** [ 1327.242968][ T32] r10:61c88647 r9:84b7b000 r8:84b1682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.264671][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.265989][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.266425][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 6 printk messages dropped ** [ 1327.267023][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.267156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.267241][ T32] r4:e0105dc0 [ 1327.267311][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.267419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.267495][ T32] r4:00000000 [ 1327.267594][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.267721][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.267832][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.267932][ T32] r5:00001000 r4:e0433000 [ 1327.267981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.268075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.268181][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.268235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.268337][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.268394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.268495][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.268547][ T32] r4:84aec980 [ 1327.268595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.268694][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.268744][ T32] r4:00000001 [ 1327.268814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.268906][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.268991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.269099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.269175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.269242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.269320][ T32] r4:849d6240 [ 1327.269375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.269466][ T32] INFO: task kworker/0:191:3667 blocked for more than 453 seconds. [ 1327.269545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.269603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.269652][ T32] task:kworker/0:191 state:D stack:0 pid:3667 tgid:3667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.269754][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.269848][ T32] Call trace: [ 1327.269959][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.270096][ T32] r10:8291a684 r9:e04b1d84 r8:00000002 r7:60000113 r6:e04b1d8c r5:84b80c00 [ 1327.270212][ T32] r4:84b80c00 [ 1327.270291][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.270392][ T32] r5:84b80c00 r4:8291a680 [ 1327.270444][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.270535][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.270629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b1e08 [ 1327.270682][ T32] r4:00000000 [ 1327.270726][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.270807][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.270889][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.270980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1fbc0 [ 1327.271033][ T32] r4:00000000 [ 1327.271117][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.271217][ T32] r9:83018005 r8:84b80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1327.271296][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.271409][ T32] r5:00001000 r4:dfd03000 [ 1327.271459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.271553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.271648][ T32] r5:84b5b78c r4:84b5b400 [ 1327.271699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.271806][ T32] r7:dddced80 r6:83018000 r5:84b5b78c r4:84b16880 [ 1327.271856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.271964][ T32] r10:61c88647 r9:84b80c00 r8:84b168ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.272022][ T32] r4:84b16880 [ 1327.272094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.272237][ T32] r10:00000000 r9:84b16880 r8:80287e08 r7:e04a9e60 r6:84afc900 r5:84b80c00 [ 1327.272301][ T32] r4:00000001 [ 1327.272352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.272435][ T32] Exception stack(0xe04b1fb0 to 0xe04b1ff8) [ 1327.272505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.272571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.272635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.272726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.272791][ T32] r4:84b1f980 [ 1327.293993][ T32] INFO: task kworker/0:191:3667 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.294219][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.294389][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.294532][ T32] Call trace: [ 1327.294608][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.294733][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.294792][ T32] r4:00000000 [ 1327.294842][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.294941][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.295011][ T32] 5d20: cce26000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.295080][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.295151][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.295211][ T32] r5:80050013 r4:80239bb0 [ 1327.295264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.295361][ T32] r4:82ac21e4 [ 1327.295415][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.295516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.295573][ T32] r4:e0105dc0 [ 1327.295648][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.295762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.295815][ T32] r4:00000000 [ 1327.295885][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.295993][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.296050][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.296161][ T32] r5:00001000 r4:e0433000 [ 1327.296209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.296299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.296393][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.296447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.296551][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.296601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.296793][ T32] r4:84aec980 ** 5 printk messages dropped ** [ 1327.297349][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.298017][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.298721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b5e08 ** 8 printk messages dropped ** [ 1327.299350][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.299672][ T32] r5:84b5bb8c r4:84b5b800 [ 1327.299724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.299825][ T32] r7:dddced80 r6:83018000 r5:84b5bb8c r4:84b16900 [ 1327.299874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.299978][ T32] r10:61c88647 r9:84b81800 r8:84b1692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.300031][ T32] r4:84b16900 [ 1327.300076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.300183][ T32] r10:00000000 r9:84b16900 r8:80287e08 r7:e04b1e60 r6:84afc980 r5:84b81800 [ 1327.300243][ T32] r4:00000001 [ 1327.300292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.300376][ T32] Exception stack(0xe04b5fb0 to 0xe04b5ff8) [ 1327.300443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.300510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.300570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.300638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.300721][ T32] r4:84b1f980 [ 1327.301263][ T32] INFO: task kworker/0:192:3668 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.301370][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.301499][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.301596][ T32] Call trace: [ 1327.301667][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.301797][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.301859][ T32] r4:00000000 [ 1327.301911][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.302000][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.302069][ T32] 5d20: cce26000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.302148][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.302208][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.302290][ T32] r5:80050013 r4:80239bb0 [ 1327.302350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.302447][ T32] r4:82ac21e4 [ 1327.302497][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.302595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.302649][ T32] r4:e0105dc0 [ 1327.302699][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.302795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.302850][ T32] r4:00000000 [ 1327.302899][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.326955][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.327162][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.327314][ T32] r5:00001000 r4:e0433000 [ 1327.327415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.327509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.327604][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.327655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.327754][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.327809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.327905][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.327963][ T32] r4:84aec980 [ 1327.328011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.328121][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.328170][ T32] r4:00000001 [ 1327.328217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.328321][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.328403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.328478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.328542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.328608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.328667][ T32] r4:849d6240 [ 1327.328722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.328812][ T32] INFO: task kworker/0:193:3671 blocked for more than 453 seconds. [ 1327.328908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.328974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.329030][ T32] task:kworker/0:193 state:D stack:0 pid:3671 tgid:3671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.329192][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.329342][ T32] Call trace: [ 1327.329420][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.329534][ T32] r10:8291a684 r9:e04c9d84 r8:00000002 r7:60000113 r6:e04c9d8c r5:84b83c00 [ 1327.329618][ T32] r4:84b83c00 [ 1327.329679][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.329779][ T32] r5:84b83c00 r4:8291a680 [ 1327.329854][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.329960][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.330095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c9e08 [ 1327.330172][ T32] r4:00000000 [ 1327.330221][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.330304][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.330394][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.330487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0ee80 [ 1327.330563][ T32] r4:00000000 [ 1327.330615][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.330721][ T32] r9:83018005 r8:84b83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1327.330776][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.330868][ T32] r5:00001000 r4:dfd9b000 [ 1327.330920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.331005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.331121][ T32] r5:84b5cb8c r4:84b5c800 [ 1327.331169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.331265][ T32] r7:dddced80 r6:83018000 r5:84b5cb8c r4:84b16980 [ 1327.331338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.331448][ T32] r10:61c88647 r9:84b83c00 r8:84b169ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.331529][ T32] r4:84b16980 [ 1327.331597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.331701][ T32] r10:00000000 r9:84b16980 r8:80287e08 r7:e04b5e60 r6:84afca00 r5:84b83c00 [ 1327.331761][ T32] r4:00000001 [ 1327.331812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.331917][ T32] Exception stack(0xe04c9fb0 to 0xe04c9ff8) [ 1327.331982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.332062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.332139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.332205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.332258][ T32] r4:84b1fb80 [ 1327.333030][ T32] INFO: task kworker/0:193:3671 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.351549][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.351810][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.351955][ T32] Call trace: [ 1327.352068][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.352201][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.352265][ T32] r4:00000000 [ 1327.352341][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.352439][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.352511][ T32] 5d20: cd16d000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.352579][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.352642][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.352701][ T32] r5:80050013 r4:80239bb0 [ 1327.352754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.352855][ T32] r4:82ac21e4 [ 1327.352905][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.364250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.364407][ T32] r4:e0105dc0 [ 1327.364462][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.364588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.364640][ T32] r4:00000000 [ 1327.364688][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.364795][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.364852][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.364959][ T32] r5:00001000 r4:e0433000 [ 1327.365013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.365125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.365234][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.365314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.365430][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.365480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.365577][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.365629][ T32] r4:84aec980 [ 1327.365678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.365779][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.365853][ T32] r4:00000001 [ 1327.365983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.366101][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.366179][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.366372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1327.366735][ T32] task:kworker/0:194 state:D stack:0 pid:3673 tgid:3673 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1327.367274][ T32] r4:84b84800 ** 3 printk messages dropped ** [ 1327.367673][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.368072][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.369034][ T32] r5:00001000 r4:dfd33000 ** 2 printk messages dropped ** [ 1327.369354][ T32] r5:84b5bf8c r4:84b5bc00 ** 2 printk messages dropped ** [ 1327.369566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.369881][ T32] r10:00000000 r9:84b16a00 r8:80287e08 r7:e04c9e60 r6:84afca80 r5:84b84800 [ 1327.369941][ T32] r4:00000001 [ 1327.369984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.370070][ T32] Exception stack(0xe04d1fb0 to 0xe04d1ff8) [ 1327.370143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.370213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.370276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.370369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.370430][ T32] r4:84b1fec0 [ 1327.371167][ T32] INFO: task kworker/0:194:3673 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.371256][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.371428][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.371529][ T32] Call trace: [ 1327.371601][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.371725][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.371785][ T32] r4:00000000 [ 1327.371830][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.371917][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.371983][ T32] 5d20: cd2c4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.372069][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.372154][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.372220][ T32] r5:80050013 r4:80239bb0 [ 1327.372293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.372395][ T32] r4:82ac21e4 [ 1327.372444][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.372539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.372612][ T32] r4:e0105dc0 [ 1327.372665][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.372764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.372833][ T32] r4:00000000 [ 1327.372888][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.396246][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.396447][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.396595][ T32] r5:00001000 r4:e0433000 [ 1327.396644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.396730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.396850][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.396912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.397029][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.397096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.397208][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.397263][ T32] r4:84aec980 [ 1327.397339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.397448][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.397507][ T32] r4:00000001 [ 1327.397553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.397659][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.397732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.397792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.397844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.397903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.397952][ T32] r4:849d6240 [ 1327.398022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.398139][ T32] INFO: task kworker/0:195:3674 blocked for more than 453 seconds. [ 1327.398219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.398277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.398330][ T32] task:kworker/0:195 state:D stack:0 pid:3674 tgid:3674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.398512][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.398607][ T32] Call trace: [ 1327.398705][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.398815][ T32] r10:8291a684 r9:e04a5d84 r8:00000002 r7:60000013 r6:e04a5d8c r5:84896c00 [ 1327.398870][ T32] r4:84896c00 [ 1327.398968][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.399064][ T32] r5:84896c00 r4:8291a680 [ 1327.399122][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.399234][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.399340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04a5e08 [ 1327.399404][ T32] r4:00000000 [ 1327.399453][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.399535][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.399653][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1327.399842][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.400152][ T32] r5:00001000 r4:dfd47000 ** 2 printk messages dropped ** [ 1327.400390][ T32] r5:84b5c38c r4:84b5c000 [ 1327.400442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.400551][ T32] r7:dddced80 r6:83018000 r5:84b5c38c r4:84b16a80 [ 1327.400604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.401169][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.401484][ T32] r4:84b1fc80 ** 2 printk messages dropped ** [ 1327.402495][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.426945][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1327.427444][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.427559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.427587][ T32] r4:e0105dc0 [ 1327.427607][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.427652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.427674][ T32] r4:00000000 [ 1327.427693][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.427850][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.427876][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.427922][ T32] r5:00001000 r4:e0433000 [ 1327.428035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.428078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.428126][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.428147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.428206][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.428257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.428351][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.428409][ T32] r4:84aec980 [ 1327.428455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.428574][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.428629][ T32] r4:00000001 [ 1327.428692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.428772][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.428832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.428896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.428954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.429007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.429057][ T32] r4:849d6240 [ 1327.429121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.429219][ T32] INFO: task kworker/0:196:3676 blocked for more than 453 seconds. [ 1327.429347][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.429417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.429499][ T32] task:kworker/0:196 state:D stack:0 pid:3676 tgid:3676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.429648][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.429695][ T32] Call trace: [ 1327.429728][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.429782][ T32] r10:8291a684 r9:e04cdd84 r8:00000002 r7:60000013 r6:e04cdd8c r5:84a58000 [ 1327.429805][ T32] r4:84a58000 [ 1327.429824][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.429866][ T32] r5:84a58000 r4:8291a680 [ 1327.429919][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.429963][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.430006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04cde08 [ 1327.430028][ T32] r4:00000000 [ 1327.430048][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.430081][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.430121][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.430161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ee700 [ 1327.430185][ T32] r4:00000000 [ 1327.430203][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.430245][ T32] r9:83018005 r8:84a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1327.430267][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.430329][ T32] r5:00001000 r4:dfd5d000 [ 1327.430356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.430428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.430525][ T32] r5:84b5c78c r4:84b5c400 [ 1327.430618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.430666][ T32] r7:dddced80 r6:83018000 r5:84b5c78c r4:84b16b80 [ 1327.430687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.430731][ T32] r10:61c88647 r9:84a58000 r8:84b16bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.430754][ T32] r4:84b16b80 [ 1327.430773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.430816][ T32] r10:00000000 r9:84b16b80 r8:80287e08 r7:e04c9e60 r6:84b16c00 r5:84a58000 [ 1327.430839][ T32] r4:00000001 [ 1327.430859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.430893][ T32] Exception stack(0xe04cdfb0 to 0xe04cdff8) [ 1327.430971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.431003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.431029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.431056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.431104][ T32] r4:847eefc0 [ 1327.431509][ T32] INFO: task kworker/0:196:3676 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.431549][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.431745][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.431788][ T32] Call trace: [ 1327.432102][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.432162][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.432186][ T32] r4:00000000 [ 1327.432206][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.432245][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.432273][ T32] 5d20: cd593000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.432300][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.432325][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.432351][ T32] r5:80050013 r4:80239bb0 [ 1327.432372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.432484][ T32] r4:82ac21e4 [ 1327.432508][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.432550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.432571][ T32] r4:e0105dc0 [ 1327.432590][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.432632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.432654][ T32] r4:00000000 [ 1327.432784][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.432833][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.432855][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.432898][ T32] r5:00001000 r4:e0433000 [ 1327.432918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.449769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.449870][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.449895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.449948][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.449998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.450051][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.450074][ T32] r4:84aec980 [ 1327.450100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.450148][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.450172][ T32] r4:00000001 [ 1327.450217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.450259][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.450291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.450320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.450346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.450374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.450396][ T32] r4:849d6240 [ 1327.450421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.450469][ T32] INFO: task kworker/0:197:3679 blocked for more than 453 seconds. [ 1327.450506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.450533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.450562][ T32] task:kworker/0:197 state:D stack:0 pid:3679 tgid:3679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.450651][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.450700][ T32] Call trace: [ 1327.450733][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.450821][ T32] r10:8291a684 r9:e04d5d84 r8:00000002 r7:60000113 r6:e04d5d8c r5:84a58c00 [ 1327.450847][ T32] r4:84a58c00 [ 1327.450867][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.450910][ T32] r5:84a58c00 r4:8291a680 [ 1327.450955][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.450999][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.451042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d5e08 [ 1327.451094][ T32] r4:00000000 [ 1327.451115][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.451150][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.451222][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.451269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be61c0 [ 1327.451292][ T32] r4:00000000 [ 1327.451313][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.451384][ T32] r9:83018005 r8:84a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.451411][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.451453][ T32] r5:00001000 r4:dfdcd000 [ 1327.451501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.451544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.451586][ T32] r5:84b5d38c r4:84b5d000 [ 1327.451606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.451650][ T32] r7:dddced80 r6:83018000 r5:84b5d38c r4:84b16c80 [ 1327.451670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.451714][ T32] r10:61c88647 r9:84a58c00 r8:84b16cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.451736][ T32] r4:84b16c80 [ 1327.451754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.451797][ T32] r10:00000000 r9:84b16c80 r8:80287e08 r7:e04c9e60 r6:84b16d00 r5:84a58c00 [ 1327.451820][ T32] r4:00000001 [ 1327.451876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.451941][ T32] Exception stack(0xe04d5fb0 to 0xe04d5ff8) [ 1327.451970][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.452027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1327.452484][ T32] INFO: task kworker/0:197:3679 is blocked on a mutex likely owned by task kworker/0:172:3628. ** 2 printk messages dropped ** [ 1327.452708][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.452873][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 2 printk messages dropped ** [ 1327.463544][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1327.463690][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.463753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 5 printk messages dropped ** [ 1327.463947][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 5 printk messages dropped ** [ 1327.464154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.464295][ T32] r4:84aec980 ** 1 printk messages dropped ** [ 1327.464360][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 3 printk messages dropped ** [ 1327.464466][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.464670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.464839][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.465012][ T32] r4:84a59800 ** 1 printk messages dropped ** [ 1327.465094][ T32] r5:84a59800 r4:8291a680 ** 2 printk messages dropped ** [ 1327.465206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d9e08 ** 3 printk messages dropped ** [ 1327.465501][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.465543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6040 [ 1327.465565][ T32] r4:00000000 [ 1327.465609][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.465656][ T32] r9:83018005 r8:84a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.465680][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.465721][ T32] r5:00001000 r4:dfdb1000 [ 1327.465740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.465779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.465819][ T32] r5:84b5cf8c r4:84b5cc00 [ 1327.465864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.465913][ T32] r7:dddced80 r6:83018000 r5:84b5cf8c r4:84b16d80 [ 1327.465933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.465980][ T32] r10:61c88647 r9:84a59800 r8:84b16dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.466005][ T32] r4:84b16d80 [ 1327.466054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.466162][ T32] r10:00000000 r9:84b16d80 r8:80287e08 r7:e04d5e60 r6:84b16e00 r5:84a59800 [ 1327.466195][ T32] r4:00000001 [ 1327.466214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.466250][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) [ 1327.466277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.466305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.466331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.466358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.466381][ T32] r4:84be6080 [ 1327.466811][ T32] INFO: task kworker/0:198:3680 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.466855][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466914][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466975][ T32] Call trace: [ 1327.467007][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.467057][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.467081][ T32] r4:00000000 [ 1327.467109][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.467148][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.467176][ T32] 5d20: cd92c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.467204][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.467229][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.467252][ T32] r5:80050013 r4:80239bb0 [ 1327.467272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.467311][ T32] r4:82ac21e4 [ 1327.467331][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.467371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.467393][ T32] r4:e0105dc0 [ 1327.467426][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.467473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.467521][ T32] r4:00000000 [ 1327.467544][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.467596][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.467629][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.467670][ T32] r5:00001000 r4:e0433000 [ 1327.467689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.467728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.467768][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.467790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.467836][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.467869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.467931][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.467988][ T32] r4:84aec980 [ 1327.468042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.468155][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.468209][ T32] r4:00000001 [ 1327.468255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.468338][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.468399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.468461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.468529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.468588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.468635][ T32] r4:849d6240 [ 1327.468683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.468741][ T32] INFO: task kworker/0:199:3683 blocked for more than 453 seconds. [ 1327.468806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.468861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.468918][ T32] task:kworker/0:199 state:D stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.469001][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.469049][ T32] Call trace: [ 1327.469180][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.469234][ T32] r10:8291a684 r9:e04ddd84 r8:00000002 r7:60000013 r6:e04ddd8c r5:84a5a400 [ 1327.469259][ T32] r4:84a5a400 [ 1327.469281][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.469384][ T32] r5:84a5a400 r4:8291a680 [ 1327.469423][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.469471][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.469515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04dde08 [ 1327.469539][ T32] r4:00000000 [ 1327.469608][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.469687][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.469784][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.469829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6280 [ 1327.469854][ T32] r4:00000000 [ 1327.469874][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.469942][ T32] r9:83018005 r8:84a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1327.469969][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.470014][ T32] r5:00001000 r4:dfdf3000 [ 1327.470034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.470093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.470165][ T32] r5:84b5d78c r4:84b5d400 [ 1327.470196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.470245][ T32] r7:dddced80 r6:83018000 r5:84b5d78c r4:84b16e80 [ 1327.470267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.470313][ T32] r10:61c88647 r9:84a5a400 r8:84b16eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.470339][ T32] r4:84b16e80 [ 1327.470360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.470404][ T32] r10:00000000 r9:84b16e80 r8:80287e08 r7:e04d5e60 r6:84b16f00 r5:84a5a400 [ 1327.470427][ T32] r4:00000001 [ 1327.470449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.470484][ T32] Exception stack(0xe04ddfb0 to 0xe04ddff8) [ 1327.470511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.470540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.470567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.470596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.470619][ T32] r4:84be6180 [ 1327.470837][ T32] INFO: task kworker/0:199:3683 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.470873][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.470928][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.471091][ T32] Call trace: [ 1327.471140][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.471191][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 5 printk messages dropped ** [ 1327.471363][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1327.471470][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.471511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.471534][ T32] r4:e0105dc0 [ 1327.471554][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.471595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.471617][ T32] r4:00000000 [ 1327.471637][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.471682][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.471721][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.471768][ T32] r5:00001000 r4:e0433000 [ 1327.471814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.471857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.471899][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.471921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.471970][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.471992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.472040][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.472063][ T32] r4:84aec980 [ 1327.472084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.472138][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.472161][ T32] r4:00000001 [ 1327.472180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.472215][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.472243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.472273][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.472301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.472330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.472368][ T32] r4:849d6240 [ 1327.472394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.472420][ T32] INFO: task kworker/0:200:3685 blocked for more than 453 seconds. [ 1327.472450][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.472475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.472498][ T32] task:kworker/0:200 state:D stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.472613][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.472663][ T32] Call trace: [ 1327.472696][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.472744][ T32] r10:8291a684 r9:e04e5d84 r8:00000002 r7:60000013 r6:e04e5d8c r5:84a5bc00 [ 1327.472768][ T32] r4:84a5bc00 [ 1327.472789][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.472832][ T32] r5:84a5bc00 r4:8291a680 [ 1327.472853][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.472942][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.493825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e5e08 [ 1327.493928][ T32] r4:00000000 [ 1327.493955][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.494019][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.494062][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.494127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6800 [ 1327.494156][ T32] r4:00000000 [ 1327.494178][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.494230][ T32] r9:83018005 r8:84a5bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1327.494254][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.494302][ T32] r5:00001000 r4:dfe2f000 [ 1327.494324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.494365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.494410][ T32] r5:84b5df8c r4:84b5dc00 [ 1327.494431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.494481][ T32] r7:dddced80 r6:83018000 r5:84b5df8c r4:84b16f80 [ 1327.494503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.494550][ T32] r10:61c88647 r9:84a5bc00 r8:84b16fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.494574][ T32] r4:84b16f80 [ 1327.494595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.494642][ T32] r10:00000000 r9:84b16f80 r8:80287e08 r7:e04dde60 r6:84be9000 r5:84a5bc00 [ 1327.494665][ T32] r4:00000001 [ 1327.494686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.494726][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1327.494758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.494788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.494816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.494846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.494869][ T32] r4:84be62c0 [ 1327.495290][ T32] INFO: task kworker/0:200:3685 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.495333][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.495410][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.495459][ T32] Call trace: [ 1327.495493][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.495545][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.495571][ T32] r4:00000000 [ 1327.495607][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.495654][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.495686][ T32] 5d20: cdba2000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 4 printk messages dropped ** [ 1327.495832][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1327.495922][ T32] r4:e0105dc0 ** 7 printk messages dropped ** [ 1327.496318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.496474][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.496498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.496544][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.496566][ T32] r4:84aec980 [ 1327.496585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.496631][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.496681][ T32] r4:00000001 [ 1327.496713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.496750][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.496776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.496803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.496831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.496859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.496881][ T32] r4:849d6240 [ 1327.496931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.496966][ T32] INFO: task kworker/0:201:3686 blocked for more than 453 seconds. [ 1327.497000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.497054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.497079][ T32] task:kworker/0:201 state:D stack:0 pid:3686 tgid:3686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.497163][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.497249][ T32] Call trace: [ 1327.497281][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.497425][ T32] r10:8291a684 r9:e0471d84 r8:00000002 r7:60000113 r6:e0471d8c r5:84a5c800 [ 1327.497483][ T32] r4:84a5c800 [ 1327.497506][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.497574][ T32] r5:84a5c800 r4:8291a680 [ 1327.497597][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.497658][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.497726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0471e08 [ 1327.497749][ T32] r4:00000000 [ 1327.497769][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.497839][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.497886][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.497981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be65c0 [ 1327.498033][ T32] r4:00000000 [ 1327.498059][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.498109][ T32] r9:83018005 r8:84a5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1327.498132][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.498173][ T32] r5:00001000 r4:dfe0d000 [ 1327.498193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.498233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.498273][ T32] r5:84b5db8c r4:84b5d800 [ 1327.498292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.498337][ T32] r7:dddced80 r6:83018000 r5:84b5db8c r4:84be9080 [ 1327.498357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.498403][ T32] r10:61c88647 r9:84a5c800 r8:84be90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.498427][ T32] r4:84be9080 [ 1327.498496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.498545][ T32] r10:00000000 r9:84be9080 r8:80287e08 r7:e04e5e60 r6:84be9100 r5:84a5c800 [ 1327.498568][ T32] r4:00000001 [ 1327.498625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.498664][ T32] Exception stack(0xe0471fb0 to 0xe0471ff8) [ 1327.498693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.498720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.498771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.498803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.498825][ T32] r4:84be62c0 [ 1327.499067][ T32] INFO: task kworker/0:201:3686 is blocked on a mutex likely owned by task kworker/0:172:3628. ** 1 printk messages dropped ** [ 1327.499217][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.499265][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.499368][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.499458][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 3 printk messages dropped ** [ 1327.499568][ T32] r5:80050013 r4:80239bb0 ** 2 printk messages dropped ** [ 1327.499687][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1327.500050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.500354][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 8 printk messages dropped ** [ 1327.500578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.500826][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.500902][ T32] Call trace: [ 1327.500933][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.500980][ T32] r10:8291a684 r9:e04e9d84 r8:00000002 r7:60000013 r6:e04e9d8c r5:84a5b000 [ 1327.501048][ T32] r4:84a5b000 [ 1327.501093][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.501149][ T32] r5:84a5b000 r4:8291a680 [ 1327.501169][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.501208][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.501252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e9e08 [ 1327.501275][ T32] r4:00000000 [ 1327.501332][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.501399][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.501455][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.501499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b07f40 [ 1327.501521][ T32] r4:00000000 [ 1327.501542][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.501584][ T32] r9:83018005 r8:84a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1327.501605][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.501646][ T32] r5:00001000 r4:dfe95000 [ 1327.501666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.501704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.501746][ T32] r5:84b5eb8c r4:84b5e800 [ 1327.501767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.501812][ T32] r7:dddced80 r6:83018000 r5:84b5eb8c r4:84be9180 [ 1327.501833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.501895][ T32] r10:61c88647 r9:84a5b000 r8:84be91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.501922][ T32] r4:84be9180 [ 1327.501941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.501985][ T32] r10:00000000 r9:84be9180 r8:80287e08 r7:e04e5e60 r6:84be9200 r5:84a5b000 [ 1327.502007][ T32] r4:00000001 [ 1327.502026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.502062][ T32] Exception stack(0xe04e9fb0 to 0xe04e9ff8) [ 1327.502093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.502124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.502177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.502246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.502282][ T32] r4:84be6180 [ 1327.502492][ T32] INFO: task kworker/0:202:3688 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.502527][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.502615][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.502658][ T32] Call trace: [ 1327.502721][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.502795][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.502823][ T32] r4:00000000 [ 1327.502843][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.502883][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.502911][ T32] 5d20: cdba2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.502939][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.503040][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.527301][ T32] r5:80050013 r4:80239bb0 [ 1327.527355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.527479][ T32] r4:82ac21e4 [ 1327.527514][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.527560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.527585][ T32] r4:e0105dc0 [ 1327.527604][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.527648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.527671][ T32] r4:00000000 [ 1327.527691][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.527736][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.527758][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.527804][ T32] r5:00001000 r4:e0433000 [ 1327.527824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.527864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.527907][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.527926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.527973][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.527994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.528064][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.528119][ T32] r4:84aec980 [ 1327.528141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.528209][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.528235][ T32] r4:00000001 [ 1327.528255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.528294][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.528338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.528375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.528401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.528429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.528474][ T32] r4:849d6240 [ 1327.528503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.528573][ T32] INFO: task kworker/0:203:3690 blocked for more than 454 seconds. [ 1327.528619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.528646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.528670][ T32] task:kworker/0:203 state:D stack:0 pid:3690 tgid:3690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.528728][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.528831][ T32] Call trace: [ 1327.528892][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.528949][ T32] r10:8291a684 r9:e04edd84 r8:00000002 r7:60000113 r6:e04edd8c r5:84a5d400 [ 1327.528972][ T32] r4:84a5d400 [ 1327.529018][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.529065][ T32] r5:84a5d400 r4:8291a680 [ 1327.529095][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.529144][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.529186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ede08 [ 1327.529209][ T32] r4:00000000 [ 1327.529227][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.529406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6c00 ** 7 printk messages dropped ** [ 1327.529722][ T32] r5:84b5e38c r4:84b5e000 [ 1327.529741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.529900][ T32] r4:84be9280 ** 7 printk messages dropped ** [ 1327.530131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.530752][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.531000][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 6 printk messages dropped ** [ 1327.531226][ T32] r4:e0105dc0 ** 2 printk messages dropped ** [ 1327.531365][ T32] r4:00000000 [ 1327.531384][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.531430][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.531452][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.531492][ T32] r5:00001000 r4:e0433000 [ 1327.531512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.531550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.531615][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.531646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.531694][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.531716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.531761][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.531811][ T32] r4:84aec980 [ 1327.531834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.531880][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.531903][ T32] r4:00000001 [ 1327.531942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.531980][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.532008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.532036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.532062][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.532116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.532144][ T32] r4:849d6240 [ 1327.532165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.532190][ T32] INFO: task kworker/1:86:3693 blocked for more than 454 seconds. [ 1327.532219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.532269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.532336][ T32] task:kworker/1:86 state:D stack:0 pid:3693 tgid:3693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.532396][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.532440][ T32] Call trace: [ 1327.532470][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.532518][ T32] r10:8291a684 r9:e04f9d84 r8:00000002 r7:60000013 r6:e04f9d8c r5:84928000 [ 1327.532567][ T32] r4:84928000 [ 1327.532642][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.532737][ T32] r5:84928000 r4:8291a680 [ 1327.532761][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.532802][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.532844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f9e08 [ 1327.532867][ T32] r4:00000000 [ 1327.532886][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.532921][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.532954][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.532996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009300 ** 5 printk messages dropped ** [ 1327.549795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.549913][ T32] r5:84ad7b8c r4:84ad7800 ** 1 printk messages dropped ** [ 1327.549989][ T32] r7:ddde2d80 r6:83018200 r5:84ad7b8c r4:84afcf00 ** 6 printk messages dropped ** [ 1327.550195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.550966][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.551204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.551396][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.551554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 3 printk messages dropped ** [ 1327.551658][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.551789][ T32] r5:00001000 r4:e0433000 ** 2 printk messages dropped ** [ 1327.551888][ T32] r5:84b4eb8c r4:84b4e800 ** 3 printk messages dropped ** [ 1327.552020][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.552114][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 4 printk messages dropped ** [ 1327.552251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.552358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.552542][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.552806][ T32] r4:84929800 ** 1 printk messages dropped ** [ 1327.552868][ T32] r5:84929800 r4:8291a680 ** 2 printk messages dropped ** [ 1327.553090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0501e08 ** 3 printk messages dropped ** [ 1327.567801][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.568118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.568255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.568562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.569274][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.569661][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 5 printk messages dropped ** [ 1327.569858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.569886][ T32] r4:e0105dc0 [ 1327.569907][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.569949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.570002][ T32] r4:00000000 [ 1327.570027][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.570072][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.570112][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.570160][ T32] r5:00001000 r4:e0433000 [ 1327.570180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.570218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.570259][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.570278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.570324][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.570350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.570396][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.570418][ T32] r4:84aec980 [ 1327.570437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.570481][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.570504][ T32] r4:00000001 [ 1327.570522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.570558][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.570584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.570613][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.570641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.570670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.570693][ T32] r4:849d6240 [ 1327.570715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.570745][ T32] INFO: task kworker/0:204:3696 blocked for more than 454 seconds. [ 1327.570779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.570805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.570825][ T32] task:kworker/0:204 state:D stack:0 pid:3696 tgid:3696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.570872][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.570941][ T32] Call trace: [ 1327.571008][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.571060][ T32] r10:8291a684 r9:e0505d84 r8:00000002 r7:60000113 r6:e0505d8c r5:8492a400 [ 1327.571114][ T32] r4:8492a400 [ 1327.571134][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.571176][ T32] r5:8492a400 r4:8291a680 [ 1327.571197][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.571235][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.571275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 [ 1327.571296][ T32] r4:00000000 [ 1327.571315][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.571348][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.571383][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.571423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6ec0 [ 1327.571445][ T32] r4:00000000 [ 1327.571465][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.571507][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1327.571529][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.571569][ T32] r5:00001000 r4:dfe81000 [ 1327.571588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.571626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.571667][ T32] r5:84b5e78c r4:84b5e400 [ 1327.571733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.571838][ T32] r7:dddced80 r6:83018000 r5:84b5e78c r4:84be9400 [ 1327.571861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.571908][ T32] r10:61c88647 r9:8492a400 r8:84be942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.571930][ T32] r4:84be9400 [ 1327.571950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.571993][ T32] r10:00000000 r9:84be9400 r8:80287e08 r7:e04e9e60 r6:84be9500 r5:8492a400 [ 1327.572015][ T32] r4:00000001 [ 1327.572034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.572068][ T32] Exception stack(0xe0505fb0 to 0xe0505ff8) [ 1327.572105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.572135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.572162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.572191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.572250][ T32] r4:84be6a40 [ 1327.572478][ T32] INFO: task kworker/0:204:3696 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.572514][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.572568][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.572609][ T32] Call trace: [ 1327.572655][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.572703][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.572727][ T32] r4:00000000 [ 1327.572772][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.572816][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.572845][ T32] 5d20: ce476000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.572873][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.572900][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.572936][ T32] r5:80050013 r4:80239bb0 [ 1327.585954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.586174][ T32] r4:82ac21e4 [ 1327.586334][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.586394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.586418][ T32] r4:e0105dc0 [ 1327.586437][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.586480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.586502][ T32] r4:00000000 [ 1327.586523][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.586569][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.586889][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.586953][ T32] r5:00001000 r4:e0433000 [ 1327.586976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.587018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.587060][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.587214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.587269][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.587291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.587339][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.587363][ T32] r4:84aec980 [ 1327.587399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.587495][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.587730][ T32] r4:00000001 [ 1327.587757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.587797][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.587828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.587856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.587882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.587910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.587932][ T32] r4:849d6240 [ 1327.587955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.588034][ T32] INFO: task kworker/0:205:3699 blocked for more than 454 seconds. [ 1327.588095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.588146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.588188][ T32] task:kworker/0:205 state:D stack:0 pid:3699 tgid:3699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.588293][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.588391][ T32] Call trace: [ 1327.588501][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.588626][ T32] r10:8291a684 r9:e04f5d84 r8:00000002 r7:60000113 r6:e04f5d8c r5:8492b000 [ 1327.588674][ T32] r4:8492b000 [ 1327.588719][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.588804][ T32] r5:8492b000 r4:8291a680 [ 1327.588855][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.588946][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.589041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f5e08 [ 1327.589104][ T32] r4:00000000 [ 1327.589152][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.589241][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.589352][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.589450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea040 [ 1327.589534][ T32] r4:00000000 [ 1327.589590][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.589689][ T32] r9:83018005 r8:8492b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1327.589747][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.589863][ T32] r5:00001000 r4:dfebd000 [ 1327.589919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.590099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.590210][ T32] r5:84b5ef8c r4:84b5ec00 [ 1327.590263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.590369][ T32] r7:dddced80 r6:83018000 r5:84b5ef8c r4:84be9580 [ 1327.590422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.590530][ T32] r10:61c88647 r9:8492b000 r8:84be95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.590602][ T32] r4:84be9580 [ 1327.590650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.591058][ T32] r10:00000000 r9:84be9580 r8:80287e08 r7:e04e9e60 r6:84be9600 r5:8492b000 [ 1327.591160][ T32] r4:00000001 [ 1327.591209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.591292][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) [ 1327.591374][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.591445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.591508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.591597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.591652][ T32] r4:84bea000 [ 1327.592384][ T32] INFO: task kworker/0:205:3699 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.592469][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.592592][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.592683][ T32] Call trace: [ 1327.592748][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.592853][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.592911][ T32] r4:00000000 [ 1327.592960][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.614142][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.614266][ T32] 5d20: ce84c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.614339][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.614402][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.614468][ T32] r5:80050013 r4:80239bb0 [ 1327.614523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.614684][ T32] r4:82ac21e4 [ 1327.614759][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.614868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.614925][ T32] r4:e0105dc0 [ 1327.614970][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.615065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.615182][ T32] r4:00000000 [ 1327.615242][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.615348][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.615404][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.615506][ T32] r5:00001000 r4:e0433000 [ 1327.615555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.615682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.615781][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.615829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.615927][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.615974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.616071][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.616139][ T32] r4:84aec980 [ 1327.616207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.616316][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.616385][ T32] r4:00000001 [ 1327.616451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.616537][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.616598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.616663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.616724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.616785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.616864][ T32] r4:849d6240 [ 1327.616931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.617037][ T32] INFO: task kworker/0:206:3702 blocked for more than 454 seconds. [ 1327.617125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.617185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.617239][ T32] task:kworker/0:206 state:D stack:0 pid:3702 tgid:3702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.617384][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.617486][ T32] Call trace: [ 1327.617562][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.617669][ T32] r10:8291a684 r9:e04f1d84 r8:00000002 r7:60000113 r6:e04f1d8c r5:8492bc00 [ 1327.617719][ T32] r4:8492bc00 [ 1327.617764][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.617849][ T32] r5:8492bc00 r4:8291a680 [ 1327.617919][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.618007][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.618105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f1e08 [ 1327.618184][ T32] r4:00000000 [ 1327.618238][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.618313][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.618417][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.618513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea1c0 [ 1327.618600][ T32] r4:00000000 [ 1327.618730][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.618848][ T32] r9:83018005 r8:8492bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1327.618912][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.619011][ T32] r5:00001000 r4:dfed1000 [ 1327.619083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.619187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.619275][ T32] r5:84b5f38c r4:84b5f000 [ 1327.619321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.619441][ T32] r7:dddced80 r6:83018000 r5:84b5f38c r4:84be9680 [ 1327.619498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.619601][ T32] r10:61c88647 r9:8492bc00 r8:84be96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.619657][ T32] r4:84be9680 [ 1327.619706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.619806][ T32] r10:00000000 r9:84be9680 r8:80287e08 r7:e04f5e60 r6:84be9700 r5:8492bc00 [ 1327.619861][ T32] r4:00000001 [ 1327.619908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.619991][ T32] Exception stack(0xe04f1fb0 to 0xe04f1ff8) [ 1327.620057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.620135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.620199][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.620267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.620318][ T32] r4:84bea300 [ 1327.621007][ T32] INFO: task kworker/0:206:3702 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.621121][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.621251][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.621370][ T32] Call trace: [ 1327.621446][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.621597][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.621665][ T32] r4:00000000 [ 1327.621715][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.621808][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.621874][ T32] 5d20: ce84c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.621941][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.622047][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.622130][ T32] r5:80050013 r4:80239bb0 [ 1327.622175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.622256][ T32] r4:82ac21e4 [ 1327.622303][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.622404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.622459][ T32] r4:e0105dc0 [ 1327.622502][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.622587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.622711][ T32] r4:00000000 [ 1327.622769][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.622870][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.622919][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.651209][ T32] r5:00001000 r4:e0433000 [ 1327.651301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.651434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.651525][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.651574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.651676][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.651726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.651831][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.651914][ T32] r4:84aec980 [ 1327.651972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.652078][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.652144][ T32] r4:00000001 [ 1327.652196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.652283][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.652352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.652418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.652504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.652579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.652633][ T32] r4:849d6240 [ 1327.652687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.652791][ T32] INFO: task kworker/0:207:3704 blocked for more than 454 seconds. [ 1327.652870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.652926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.652976][ T32] task:kworker/0:207 state:D stack:0 pid:3704 tgid:3704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.661171][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.661366][ T32] Call trace: [ 1327.661451][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.661560][ T32] r10:8291a684 r9:e050dd84 r8:00000002 r7:60000113 r6:e050dd8c r5:8492c800 [ 1327.661612][ T32] r4:8492c800 [ 1327.661664][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.661756][ T32] r5:8492c800 r4:8291a680 [ 1327.661807][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.661891][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.661984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e050de08 [ 1327.662037][ T32] r4:00000000 [ 1327.662081][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.662166][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.662245][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.662359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea380 [ 1327.662418][ T32] r4:00000000 [ 1327.662465][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.662653][ T32] r9:83018005 r8:8492c800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1327.662717][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.662843][ T32] r5:00001000 r4:dff3b000 [ 1327.662900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.663064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.678661][ T32] r5:84b5f78c r4:84b5f400 [ 1327.678753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.678893][ T32] r7:dddced80 r6:83018000 r5:84b5f78c r4:84be9780 [ 1327.678944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.679053][ T32] r10:61c88647 r9:8492c800 r8:84be97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.679118][ T32] r4:84be9780 [ 1327.679193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.679299][ T32] r10:00000000 r9:84be9780 r8:80287e08 r7:e04f1e60 r6:84be9800 r5:8492c800 [ 1327.679353][ T32] r4:00000001 [ 1327.679400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.679485][ T32] Exception stack(0xe050dfb0 to 0xe050dff8) [ 1327.679555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.679620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.679680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.679746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.679802][ T32] r4:84bea180 [ 1327.680493][ T32] INFO: task kworker/0:207:3704 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.680584][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.680740][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.680863][ T32] Call trace: [ 1327.680947][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.681064][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.681133][ T32] r4:00000000 [ 1327.681185][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.681281][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.681378][ T32] 5d20: ceb7c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.681450][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.681516][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.681575][ T32] r5:80050013 r4:80239bb0 [ 1327.681629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.681723][ T32] r4:82ac21e4 [ 1327.681774][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.681871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.681930][ T32] r4:e0105dc0 [ 1327.681976][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.682063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.682126][ T32] r4:00000000 [ 1327.682177][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.682276][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.682328][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.682424][ T32] r5:00001000 r4:e0433000 [ 1327.682467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.682548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.682643][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.682686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.682785][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.682841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.682943][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.683071][ T32] r4:84aec980 [ 1327.690683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.690927][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.691031][ T32] r4:00000001 [ 1327.691094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.691233][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.691269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.691299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.691443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.691545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.691571][ T32] r4:849d6240 [ 1327.691597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.691628][ T32] INFO: task kworker/0:208:3705 blocked for more than 454 seconds. [ 1327.691661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.691688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.691710][ T32] task:kworker/0:208 state:D stack:0 pid:3705 tgid:3705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.691768][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.691840][ T32] Call trace: [ 1327.691876][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.691928][ T32] r10:8291a684 r9:e0515d84 r8:00000002 r7:60000113 r6:e0515d8c r5:84b86000 [ 1327.691951][ T32] r4:84b86000 [ 1327.691971][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.692014][ T32] r5:84b86000 r4:8291a680 [ 1327.692036][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.692075][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.692124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e08 [ 1327.692148][ T32] r4:00000000 [ 1327.692167][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.692201][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.692238][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.692279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea5c0 [ 1327.692301][ T32] r4:00000000 [ 1327.692376][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.692427][ T32] r9:83018005 r8:84b86000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.692484][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.692532][ T32] r5:00001000 r4:dff7b000 [ 1327.692552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.692592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.692634][ T32] r5:84b5ff8c r4:84b5fc00 [ 1327.692654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.692700][ T32] r7:dddced80 r6:83018000 r5:84b5ff8c r4:84be9880 [ 1327.692721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.692767][ T32] r10:61c88647 r9:84b86000 r8:84be98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.692817][ T32] r4:84be9880 [ 1327.692840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.692884][ T32] r10:00000000 r9:84be9880 r8:80287e08 r7:e050de60 r6:84afcb00 r5:84b86000 [ 1327.692907][ T32] r4:00000001 [ 1327.692926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.692960][ T32] Exception stack(0xe0515fb0 to 0xe0515ff8) [ 1327.692988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.693084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.706045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.706128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.706155][ T32] r4:84bea340 [ 1327.706555][ T32] INFO: task kworker/0:208:3705 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.706597][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.706846][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.706913][ T32] Call trace: [ 1327.706944][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.707168][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.707199][ T32] r4:00000000 [ 1327.707219][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.707261][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.707291][ T32] 5d20: cef9f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.707321][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.707346][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.707481][ T32] r5:80050013 r4:80239bb0 [ 1327.707508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.707585][ T32] r4:82ac21e4 [ 1327.707610][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.707689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.707715][ T32] r4:e0105dc0 [ 1327.707736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.707810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.707838][ T32] r4:00000000 [ 1327.707858][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.708015][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.708041][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.708089][ T32] r5:00001000 r4:e0433000 [ 1327.708113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.708153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.708194][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.708214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.708261][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.708283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.708328][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.708349][ T32] r4:84aec980 [ 1327.708368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.708415][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.708471][ T32] r4:00000001 [ 1327.708494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.708531][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.708558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.708587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.708613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.708643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.708666][ T32] r4:849d6240 [ 1327.708686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.708714][ T32] INFO: task kworker/0:209:3707 blocked for more than 454 seconds. [ 1327.708747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.708772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.708793][ T32] task:kworker/0:209 state:D stack:0 pid:3707 tgid:3707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.708840][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.708881][ T32] Call trace: [ 1327.709109][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.709158][ T32] r10:8291a684 r9:e051dd84 r8:00000002 r7:60000113 r6:e051dd8c r5:84b86c00 [ 1327.709181][ T32] r4:84b86c00 [ 1327.709201][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.709243][ T32] r5:84b86c00 r4:8291a680 [ 1327.709263][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.709379][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.709429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 [ 1327.709503][ T32] r4:00000000 [ 1327.709527][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.709562][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.709595][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.709634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea500 [ 1327.709658][ T32] r4:00000000 [ 1327.709678][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.709721][ T32] r9:83018005 r8:84b86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1327.709744][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.709784][ T32] r5:00001000 r4:dff69000 [ 1327.709804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.709844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.709886][ T32] r5:84b5fb8c r4:84b5f800 [ 1327.709905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.709949][ T32] r7:dddced80 r6:83018000 r5:84b5fb8c r4:84be9900 [ 1327.709969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.710043][ T32] r10:61c88647 r9:84b86c00 r8:84be992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.710069][ T32] r4:84be9900 [ 1327.710094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.710138][ T32] r10:00000000 r9:84be9900 r8:80287e08 r7:e0515e60 r6:84afcb80 r5:84b86c00 [ 1327.710162][ T32] r4:00000001 [ 1327.710202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.710272][ T32] Exception stack(0xe051dfb0 to 0xe051dff8) [ 1327.710302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.710416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.710446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.710475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.710528][ T32] r4:84bea440 [ 1327.710740][ T32] INFO: task kworker/0:209:3707 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.710788][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.710847][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.710930][ T32] Call trace: [ 1327.710960][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.711010][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.711033][ T32] r4:00000000 [ 1327.711106][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.711154][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.711422][ T32] 5d20: cef9f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.711454][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.711479][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.711503][ T32] r5:80050013 r4:80239bb0 [ 1327.711524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.711565][ T32] r4:82ac21e4 [ 1327.711585][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.711676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.711707][ T32] r4:e0105dc0 [ 1327.711728][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.711769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.711796][ T32] r4:00000000 [ 1327.711822][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.711868][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.711889][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.711930][ T32] r5:00001000 r4:e0433000 [ 1327.711951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.711990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.712032][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.712051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.712100][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.712122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.712167][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.712224][ T32] r4:84aec980 [ 1327.712276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.712346][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.712373][ T32] r4:00000001 [ 1327.712392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.712430][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.712456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.712484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.712509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.712575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.712601][ T32] r4:849d6240 [ 1327.712649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.712678][ T32] INFO: task kworker/0:210:3710 blocked for more than 454 seconds. [ 1327.712706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.712733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.712754][ T32] task:kworker/0:210 state:D stack:0 pid:3710 tgid:3710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.712815][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.712857][ T32] Call trace: [ 1327.712934][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.713059][ T32] r10:8291a684 r9:e0529d84 r8:00000002 r7:60000113 r6:e0529d8c r5:84b82400 [ 1327.734049][ T32] r4:84b82400 [ 1327.734104][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.734180][ T32] r5:84b82400 r4:8291a680 [ 1327.734202][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.734243][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.734287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0529e08 [ 1327.734345][ T32] r4:00000000 [ 1327.734370][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.734443][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.734488][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.734533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea700 [ 1327.734556][ T32] r4:00000000 [ 1327.734576][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.734623][ T32] r9:83018005 r8:84b82400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1327.734646][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.734693][ T32] r5:00001000 r4:dff99000 [ 1327.734713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.734754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.734797][ T32] r5:8504838c r4:85048000 [ 1327.734817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.734867][ T32] r7:dddced80 r6:83018000 r5:8504838c r4:84be9980 [ 1327.734911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.735054][ T32] r10:61c88647 r9:84b82400 r8:84be99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.735156][ T32] r4:84be9980 [ 1327.735181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.735235][ T32] r10:00000000 r9:84be9980 r8:80287e08 r7:e0515e60 r6:84afcc00 r5:84b82400 [ 1327.735259][ T32] r4:00000001 [ 1327.735349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.735391][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1327.735457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.735489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.735568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.735602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.735624][ T32] r4:84bea600 [ 1327.736023][ T32] INFO: task kworker/0:210:3710 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.736089][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.736166][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.736212][ T32] Call trace: [ 1327.736244][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.736295][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.736318][ T32] r4:00000000 [ 1327.736336][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.736375][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.736404][ T32] 5d20: cf310000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.736431][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.736456][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.736479][ T32] r5:80050013 r4:80239bb0 [ 1327.736499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.736539][ T32] r4:82ac21e4 [ 1327.736560][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.736601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.736623][ T32] r4:e0105dc0 [ 1327.736642][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1327.737397][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1327.737620][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.737722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.737754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.737780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.737808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.737919][ T32] r4:849d6240 [ 1327.737944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.737973][ T32] INFO: task kworker/0:211:3711 blocked for more than 454 seconds. [ 1327.738006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.738107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.738146][ T32] task:kworker/0:211 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.738219][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.738264][ T32] Call trace: [ 1327.738333][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.738579][ T32] r10:8291a684 r9:e052dd84 r8:00000002 r7:60000013 r6:e052dd8c r5:84b80000 [ 1327.738633][ T32] r4:84b80000 [ 1327.738662][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.738712][ T32] r5:84b80000 r4:8291a680 [ 1327.738734][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.738839][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.738889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e052de08 [ 1327.738943][ T32] r4:00000000 [ 1327.738968][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.739019][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.739100][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.739172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea9c0 [ 1327.739215][ T32] r4:00000000 [ 1327.739258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.739324][ T32] r9:83018005 r8:84b80000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1327.739593][ T32] r5:85048b8c r4:85048800 [ 1327.739614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.739665][ T32] r7:dddced80 r6:83018000 r5:85048b8c r4:84be9a00 [ 1327.739687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.739736][ T32] r10:61c88647 r9:84b80000 r8:84be9a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1327.739867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.740105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1327.740639][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.740844][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 2 printk messages dropped ** [ 1327.740926][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1327.741161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 6 printk messages dropped ** [ 1327.741491][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1327.741762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.742012][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.742170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.742447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.742605][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.742929][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.767084][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.767565][ T32] r5:00001000 r4:dffe5000 ** 2 printk messages dropped ** [ 1327.767775][ T32] r5:8504878c r4:85048400 [ 1327.767817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.768058][ T32] r10:61c88647 r9:84b83000 r8:84be9b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.768251][ T32] r10:00000000 r9:84be9b00 r8:80287e08 r7:e052de60 r6:84afcd00 r5:84b83000 ** 1 printk messages dropped ** [ 1327.768346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.768422][ T32] Exception stack(0xe0535fb0 to 0xe0535ff8) [ 1327.768487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.768548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.768603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.768661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.768710][ T32] r4:84beab40 [ 1327.769414][ T32] INFO: task kworker/0:212:3713 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.769516][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.769660][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.769756][ T32] Call trace: [ 1327.769820][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.769949][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.770023][ T32] r4:00000000 [ 1327.770206][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.770599][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.770686][ T32] 5d20: cf6fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.770766][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.770831][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.770895][ T32] r5:80050013 r4:80239bb0 [ 1327.770976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.771136][ T32] r4:82ac21e4 [ 1327.771194][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.771301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.771351][ T32] r4:e0105dc0 [ 1327.771380][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.771466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.771514][ T32] r4:00000000 [ 1327.771541][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.771603][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.771632][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.771689][ T32] r5:00001000 r4:e0433000 [ 1327.771716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.771768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.771848][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.771876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.771942][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.771971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.772032][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.772070][ T32] r4:84aec980 [ 1327.772112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.772175][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.772206][ T32] r4:00000001 [ 1327.772230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.772277][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.772306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.772336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.772422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.772457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.772483][ T32] r4:849d6240 [ 1327.772520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.772593][ T32] INFO: task kworker/0:213:3715 blocked for more than 454 seconds. [ 1327.772631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.772661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.772684][ T32] task:kworker/0:213 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.772740][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.772883][ T32] Call trace: [ 1327.772915][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.783593][ T32] r10:8291a684 r9:e0555d84 r8:00000002 r7:60000013 r6:e0555d8c r5:84b88c00 [ 1327.783637][ T32] r4:84b88c00 [ 1327.783660][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.783756][ T32] r5:84b88c00 r4:8291a680 [ 1327.783782][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.783917][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.783964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 [ 1327.784032][ T32] r4:00000000 [ 1327.784057][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.784096][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.784137][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.784180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beaa00 [ 1327.784203][ T32] r4:00000000 [ 1327.784222][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.784267][ T32] r9:83018005 r8:84b88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1327.784290][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.784366][ T32] r5:00001000 r4:e04bf000 [ 1327.784482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.784556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.784603][ T32] r5:85048f8c r4:85048c00 [ 1327.784624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.784671][ T32] r7:dddced80 r6:83018000 r5:85048f8c r4:84be9a80 [ 1327.784781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.784831][ T32] r10:61c88647 r9:84b88c00 r8:84be9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.784905][ T32] r4:84be9a80 [ 1327.784928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.784974][ T32] r10:00000000 r9:84be9a80 r8:80287e08 r7:e052de60 r6:84afcd80 r5:84b88c00 [ 1327.784997][ T32] r4:00000001 [ 1327.785031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.785121][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1327.785247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.785280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.785357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.785423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.785448][ T32] r4:84beaa80 [ 1327.785872][ T32] INFO: task kworker/0:213:3715 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.785942][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.786038][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.786086][ T32] Call trace: [ 1327.786125][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.786210][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.786309][ T32] r4:00000000 [ 1327.786334][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.786418][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.786470][ T32] 5d20: cf6fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.786500][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.786525][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.786548][ T32] r5:80050013 r4:80239bb0 [ 1327.786567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.786609][ T32] r4:82ac21e4 [ 1327.786627][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.786667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.786690][ T32] r4:e0105dc0 [ 1327.786711][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.786753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.786775][ T32] r4:00000000 [ 1327.786793][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.786837][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.786858][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.786915][ T32] r5:00001000 r4:e0433000 ** 1 printk messages dropped ** [ 1327.786979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.787467][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 4 printk messages dropped ** [ 1327.787708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.787863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.788319][ T32] r10:8291a684 r9:e0569d84 r8:00000002 r7:60000013 r6:e0569d8c r5:84b8b000 ** 4 printk messages dropped ** [ 1327.788549][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.789001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beac80 ** 6 printk messages dropped ** [ 1327.789213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.789325][ T32] r5:8504938c r4:85049000 [ 1327.789360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.789523][ T32] r4:84be9b80 ** 1 printk messages dropped ** [ 1327.789604][ T32] r10:00000000 r9:84be9b80 r8:80287e08 r7:e0555e60 r6:84afce00 r5:84b8b000 [ 1327.789638][ T32] r4:00000001 [ 1327.789724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.789790][ T32] Exception stack(0xe0569fb0 to 0xe0569ff8) [ 1327.789819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.789873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.789902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.789955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.789980][ T32] r4:84beaac0 [ 1327.790210][ T32] INFO: task kworker/0:214:3718 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.790248][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.790306][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.790354][ T32] Call trace: [ 1327.790384][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.790434][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.790457][ T32] r4:00000000 [ 1327.790504][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.790565][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.790597][ T32] 5d20: cf6fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.790692][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.790720][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.790744][ T32] r5:80050013 r4:80239bb0 [ 1327.790765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.790807][ T32] r4:82ac21e4 [ 1327.790827][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.790868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.790954][ T32] r4:e0105dc0 [ 1327.791003][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.791048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.791096][ T32] r4:00000000 [ 1327.791143][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.791193][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.791228][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.791300][ T32] r5:00001000 r4:e0433000 [ 1327.791322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.791422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.791468][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.791514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.791563][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.791586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.791661][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.791687][ T32] r4:84aec980 [ 1327.791706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.791778][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.791804][ T32] r4:00000001 [ 1327.791877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.791981][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.792038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.792129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.792158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.792187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.792208][ T32] r4:849d6240 [ 1327.792229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.792252][ T32] INFO: task kworker/0:215:3719 blocked for more than 454 seconds. [ 1327.792297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.792324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.792375][ T32] task:kworker/0:215 state:D stack:0 pid:3719 tgid:3719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.792436][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.792491][ T32] Call trace: [ 1327.792548][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.792618][ T32] r10:8291a684 r9:e0511d84 r8:00000002 r7:60000013 r6:e0511d8c r5:8492d400 [ 1327.792643][ T32] r4:8492d400 [ 1327.792663][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.792731][ T32] r5:8492d400 r4:8291a680 [ 1327.792781][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.792824][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.792866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0511e08 [ 1327.792887][ T32] r4:00000000 [ 1327.792906][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.792939][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.793027][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.826862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6980 [ 1327.826910][ T32] r4:00000000 [ 1327.826934][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.827000][ T32] r9:83018005 r8:8492d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1327.827023][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.827105][ T32] r5:00001000 r4:e056f000 [ 1327.827142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.827185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.827227][ T32] r5:85049b8c r4:85049800 [ 1327.827248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.827323][ T32] r7:dddced80 r6:83018000 r5:85049b8c r4:84be9c00 [ 1327.827354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.827428][ T32] r10:61c88647 r9:8492d400 r8:84be9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.827454][ T32] r4:84be9c00 [ 1327.827525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.827676][ T32] r10:00000000 r9:84be9c00 r8:80287e08 r7:e0569e60 r6:84be9c80 r5:8492d400 [ 1327.827763][ T32] r4:00000001 [ 1327.827821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.827908][ T32] Exception stack(0xe0511fb0 to 0xe0511ff8) [ 1327.827969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.828033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.828084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.828125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.828162][ T32] r4:84beabc0 [ 1327.828638][ T32] INFO: task kworker/0:215:3719 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.828712][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.828846][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.828927][ T32] Call trace: [ 1327.828959][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.829058][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.829110][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.829249][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.829385][ T32] 5d20: cfb83000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.829454][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.829504][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.829553][ T32] r5:80050013 r4:80239bb0 [ 1327.829601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.829681][ T32] r4:82ac21e4 [ 1327.829751][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.829801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.829825][ T32] r4:e0105dc0 [ 1327.829844][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.829885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.829909][ T32] r4:00000000 [ 1327.829957][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.830025][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.830081][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.830132][ T32] r5:00001000 r4:e0433000 [ 1327.830151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.830189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.830314][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.830338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.830399][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.830420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.830489][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.830546][ T32] r4:84aec980 [ 1327.830592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.830682][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.830783][ T32] r4:00000001 [ 1327.830857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.830938][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.830992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.831049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.831427][ T32] INFO: task kworker/0:216:3722 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.831886][ T32] r4:8492ec00 ** 5 printk messages dropped ** [ 1327.832150][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.832274][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.832317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf8040 [ 1327.832365][ T32] r4:00000000 [ 1327.832389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.832433][ T32] r9:83018005 r8:8492ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1327.832455][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.832497][ T32] r5:00001000 r4:e0575000 [ 1327.832517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.832556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.832597][ T32] r5:85049f8c r4:85049c00 [ 1327.832637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.832686][ T32] r7:dddced80 r6:83018000 r5:85049f8c r4:84be9d00 [ 1327.832788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.832869][ T32] r10:61c88647 r9:8492ec00 r8:84be9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.832900][ T32] r4:84be9d00 [ 1327.832921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.833047][ T32] r10:00000000 r9:84be9d00 r8:80287e08 r7:e0511e60 r6:84be9d80 r5:8492ec00 [ 1327.849645][ T32] r4:00000001 [ 1327.849689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.849744][ T32] Exception stack(0xe04e1fb0 to 0xe04e1ff8) [ 1327.849776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.849805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.849832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.849863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.849885][ T32] r4:84be6180 [ 1327.850263][ T32] INFO: task kworker/0:216:3722 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.850305][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.850399][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.850448][ T32] Call trace: [ 1327.850509][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.850590][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.850617][ T32] r4:00000000 [ 1327.850667][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.850736][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.850786][ T32] 5d20: cff2c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.850817][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.850842][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.850866][ T32] r5:80050013 r4:80239bb0 [ 1327.850887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.850928][ T32] r4:82ac21e4 [ 1327.850977][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.851050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.851117][ T32] r4:e0105dc0 [ 1327.851203][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.851250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.851273][ T32] r4:00000000 [ 1327.851293][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.851338][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.851393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.851465][ T32] r5:00001000 r4:e0433000 [ 1327.851488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.851529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.851591][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.851678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.851730][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.851751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.851811][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.851837][ T32] r4:84aec980 [ 1327.851857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.851903][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.851926][ T32] r4:00000001 [ 1327.851945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.851980][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.852007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.852061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.852092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.852122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.852145][ T32] r4:849d6240 [ 1327.852165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.852191][ T32] INFO: task kworker/0:217:3724 blocked for more than 454 seconds. [ 1327.852222][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.852246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.852267][ T32] task:kworker/0:217 state:D stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852338][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852390][ T32] Call trace: [ 1327.852533][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.852584][ T32] r10:8291a684 r9:e0565d84 r8:00000002 r7:60000113 r6:e0565d8c r5:8492e000 [ 1327.852607][ T32] r4:8492e000 [ 1327.852653][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.852698][ T32] r5:8492e000 r4:8291a680 [ 1327.852718][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.852782][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.852932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 [ 1327.853019][ T32] r4:00000000 [ 1327.863495][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.863562][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.863602][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.863647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf8240 [ 1327.863671][ T32] r4:00000000 [ 1327.863692][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.863739][ T32] r9:83018005 r8:8492e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1327.863887][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.864091][ T32] r5:00001000 r4:e057f000 [ 1327.864124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.864173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.864223][ T32] r5:8504a38c r4:8504a000 [ 1327.864245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.864300][ T32] r7:dddced80 r6:83018000 r5:8504a38c r4:84be9e00 [ 1327.864324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.864408][ T32] r10:61c88647 r9:8492e000 r8:84be9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.864440][ T32] r4:84be9e00 [ 1327.864463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.864529][ T32] r10:00000000 r9:84be9e00 r8:80287e08 r7:e04e1e60 r6:84be9e80 r5:8492e000 [ 1327.864556][ T32] r4:00000001 [ 1327.864578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.864620][ T32] Exception stack(0xe0565fb0 to 0xe0565ff8) [ 1327.864656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.864688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.864718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.864749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.864773][ T32] r4:84bf8140 [ 1327.865245][ T32] INFO: task kworker/0:217:3724 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.865304][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.865427][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.865478][ T32] Call trace: [ 1327.865547][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.865614][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.865640][ T32] r4:00000000 [ 1327.865692][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.865739][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.865768][ T32] 5d20: d00f4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.865796][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.865821][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.865845][ T32] r5:80050013 r4:80239bb0 [ 1327.865865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.865953][ T32] r4:82ac21e4 [ 1327.865977][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.866044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.866085][ T32] r4:e0105dc0 [ 1327.866105][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.866148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.866191][ T32] r4:00000000 [ 1327.866215][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.866261][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.866292][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.866338][ T32] r5:00001000 r4:e0433000 [ 1327.866358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.866418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.866463][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.866482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.866527][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.866557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.866605][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.866627][ T32] r4:84aec980 [ 1327.866645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.866689][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.866712][ T32] r4:00000001 [ 1327.866730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.866782][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.866810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.866838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.866863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.866890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.866911][ T32] r4:849d6240 [ 1327.866933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.866964][ T32] INFO: task kworker/0:218:3726 blocked for more than 454 seconds. [ 1327.866998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.867025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.867046][ T32] task:kworker/0:218 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.867134][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.867195][ T32] Call trace: [ 1327.867240][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.867297][ T32] r10:8291a684 r9:e057dd84 r8:00000002 r7:60000113 r6:e057dd8c r5:84928c00 [ 1327.867321][ T32] r4:84928c00 [ 1327.867355][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.867410][ T32] r5:84928c00 r4:8291a680 [ 1327.867433][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.867474][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.867524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 [ 1327.867549][ T32] r4:00000000 [ 1327.867571][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.867605][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.867639][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.867678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf8640 [ 1327.867699][ T32] r4:00000000 [ 1327.867719][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.867760][ T32] r9:83018005 r8:84928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.867782][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.867821][ T32] r5:00001000 r4:dfa21000 [ 1327.867868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.867932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.867987][ T32] r5:8504ab8c r4:8504a800 [ 1327.868007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.868051][ T32] r7:dddced80 r6:83018000 r5:8504ab8c r4:84be9f00 [ 1327.868148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.868207][ T32] r10:61c88647 r9:84928c00 r8:84be9f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.868230][ T32] r4:84be9f00 [ 1327.868248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.868300][ T32] r10:00000000 r9:84be9f00 r8:80287e08 r7:e0565e60 r6:84be9f80 r5:84928c00 [ 1327.868324][ T32] r4:00000001 [ 1327.868354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.868392][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 1327.868427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.868481][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.868510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.868550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.868574][ T32] r4:84bf8100 [ 1327.868814][ T32] INFO: task kworker/0:218:3726 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.868846][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.868941][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.868995][ T32] Call trace: [ 1327.869027][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.869115][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.869142][ T32] r4:00000000 [ 1327.869161][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.869201][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.869228][ T32] 5d20: d00f4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.869255][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.869302][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.869334][ T32] r5:80050013 r4:80239bb0 [ 1327.869354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.869395][ T32] r4:82ac21e4 [ 1327.869414][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.869454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.869502][ T32] r4:e0105dc0 [ 1327.869523][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.869566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.869588][ T32] r4:00000000 [ 1327.869607][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.869650][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.869670][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.869711][ T32] r5:00001000 r4:e0433000 [ 1327.869730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.869767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.869806][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.869846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.869894][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.869916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.869974][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.869998][ T32] r4:84aec980 [ 1327.870017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.870061][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.870095][ T32] r4:00000001 [ 1327.870113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.870167][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.870196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.870224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.870270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.870300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.870323][ T32] r4:849d6240 [ 1327.870343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.870368][ T32] INFO: task kworker/0:219:3728 blocked for more than 454 seconds. [ 1327.870396][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.870419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.870439][ T32] task:kworker/0:219 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.870515][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.870577][ T32] Call trace: [ 1327.870619][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.870666][ T32] r10:8291a684 r9:e0589d84 r8:00000002 r7:60000113 r6:e0589d8c r5:84a5e000 [ 1327.870687][ T32] r4:84a5e000 [ 1327.870706][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.870757][ T32] r5:84a5e000 r4:8291a680 [ 1327.870801][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.870862][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.870927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0589e08 [ 1327.870972][ T32] r4:00000000 [ 1327.870993][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.871027][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.871061][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.871137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf8300 [ 1327.871160][ T32] r4:00000000 [ 1327.871191][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.871237][ T32] r9:83018005 r8:84a5e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.871259][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.871298][ T32] r5:00001000 r4:e0585000 [ 1327.871317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.871356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.871396][ T32] r5:8504a78c r4:8504a400 [ 1327.871426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.871474][ T32] r7:dddced80 r6:83018000 r5:8504a78c r4:85002000 [ 1327.871495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.871539][ T32] r10:61c88647 r9:84a5e000 r8:8500202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.871561][ T32] r4:85002000 [ 1327.871579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.871623][ T32] r10:00000000 r9:85002000 r8:80287e08 r7:e057de60 r6:85002080 r5:84a5e000 [ 1327.871664][ T32] r4:00000001 [ 1327.871694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.871731][ T32] Exception stack(0xe0589fb0 to 0xe0589ff8) [ 1327.871757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.871805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.871833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.871872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.871937][ T32] r4:84bf82c0 [ 1327.872226][ T32] INFO: task kworker/0:219:3728 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.872263][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.872326][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.872394][ T32] Call trace: [ 1327.872423][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.872471][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.872507][ T32] r4:00000000 [ 1327.872529][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.872598][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.872637][ T32] 5d20: d00f4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.872667][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.872700][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.872726][ T32] r5:80050013 r4:80239bb0 [ 1327.872747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.872787][ T32] r4:82ac21e4 [ 1327.872808][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.872849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.872895][ T32] r4:e0105dc0 [ 1327.872917][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.892585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.892673][ T32] r4:00000000 [ 1327.892709][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.892788][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.892837][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.892888][ T32] r5:00001000 r4:e0433000 [ 1327.892909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.892950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.893573][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.893607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.893689][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.893743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.893794][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.893817][ T32] r4:84aec980 [ 1327.893837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.893883][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.893905][ T32] r4:00000001 [ 1327.893925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.893962][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.893993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.894022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.894047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.894083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.894106][ T32] r4:849d6240 [ 1327.894130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.894170][ T32] INFO: task kworker/1:88:3731 blocked for more than 454 seconds. [ 1327.894205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.894256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.894283][ T32] task:kworker/1:88 state:D stack:0 pid:3731 tgid:3731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.894367][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.894414][ T32] Call trace: [ 1327.894446][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.894497][ T32] r10:8291a684 r9:e0025d84 r8:00000002 r7:60000013 r6:e0025d8c r5:84a5ec00 [ 1327.894519][ T32] r4:84a5ec00 [ 1327.894538][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.894578][ T32] r5:84a5ec00 r4:8291a680 [ 1327.894598][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.894636][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.894676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0025e08 [ 1327.894698][ T32] r4:00000000 [ 1327.894716][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.894750][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.894786][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.894826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850093c0 [ 1327.894848][ T32] r4:00000000 [ 1327.894889][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.894938][ T32] r9:83018205 r8:84a5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.894978][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.895027][ T32] r5:00001000 r4:df9fb000 [ 1327.895047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.895096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.895137][ T32] r5:84ad7f8c r4:84ad7c00 [ 1327.895156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.895200][ T32] r7:ddde2d80 r6:83018200 r5:84ad7f8c r4:84afce80 [ 1327.895221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.895267][ T32] r10:61c88647 r9:84a5ec00 r8:84afceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.895289][ T32] r4:84afce80 [ 1327.895318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.895387][ T32] r10:00000000 r9:84afce80 r8:80287e08 r7:e04f9e60 r6:85002100 r5:84a5ec00 [ 1327.895412][ T32] r4:00000001 [ 1327.895431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.895488][ T32] Exception stack(0xe0025fb0 to 0xe0025ff8) [ 1327.895517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.895545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.895594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.895626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.895648][ T32] r4:85009240 [ 1327.896047][ T32] INFO: task kworker/1:88:3731 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.896088][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.896190][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.896247][ T32] Call trace: [ 1327.896277][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.896326][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.896359][ T32] r4:00000000 [ 1327.896390][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.896433][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.896470][ T32] 5d20: d04f5000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.896501][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.896547][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.896574][ T32] r5:80050013 r4:80239bb0 [ 1327.896595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.896635][ T32] r4:82ac21e4 [ 1327.896655][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.896708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.896741][ T32] r4:e0105dc0 [ 1327.896762][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.896835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.896860][ T32] r4:00000000 [ 1327.896880][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.896926][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.896956][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.897030][ T32] r5:00001000 r4:e0433000 [ 1327.897052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.897128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.897173][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.897193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.897268][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.897304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.897377][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.897402][ T32] r4:84aec980 [ 1327.897422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.897468][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.897489][ T32] r4:00000001 [ 1327.897508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.897543][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.897568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.897595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.897620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.897647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.897699][ T32] r4:849d6240 [ 1327.897722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.897747][ T32] INFO: task kworker/1:89:3732 blocked for more than 454 seconds. [ 1327.897796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.897843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.897866][ T32] task:kworker/1:89 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.897924][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.897967][ T32] Call trace: [ 1327.898038][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.898103][ T32] r10:8291a684 r9:e0035d84 r8:00000002 r7:60000013 r6:e0035d8c r5:84a70000 [ 1327.898128][ T32] r4:84a70000 [ 1327.898148][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.898210][ T32] r5:84a70000 r4:8291a680 [ 1327.898232][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.898279][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.898324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0035e08 [ 1327.898346][ T32] r4:00000000 [ 1327.898386][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.898424][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.898490][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.898533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009600 [ 1327.898556][ T32] r4:00000000 [ 1327.898597][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.898676][ T32] r9:83018205 r8:84a70000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.898700][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.898741][ T32] r5:00001000 r4:dfa5d000 [ 1327.898771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.898813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.898863][ T32] r5:84ad638c r4:84ad6000 [ 1327.898884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.898929][ T32] r7:ddde2d80 r6:83018200 r5:84ad638c r4:85080000 [ 1327.898949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.899017][ T32] r10:61c88647 r9:84a70000 r8:8508002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.899043][ T32] r4:85080000 [ 1327.899088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.899145][ T32] r10:00000000 r9:85080000 r8:80287e08 r7:e0025e60 r6:85002180 r5:84a70000 [ 1327.899169][ T32] r4:00000001 [ 1327.899188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.899224][ T32] Exception stack(0xe0035fb0 to 0xe0035ff8) [ 1327.899273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.899303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.899329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.899356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.899378][ T32] r4:85009140 [ 1327.899598][ T32] INFO: task kworker/1:89:3732 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.899654][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.899711][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.899784][ T32] Call trace: [ 1327.899838][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.899889][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.899933][ T32] r4:00000000 [ 1327.899955][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.899995][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.900024][ T32] 5d20: d04f5000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.900051][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.900083][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.900108][ T32] r5:80050013 r4:80239bb0 [ 1327.900139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.900199][ T32] r4:82ac21e4 [ 1327.900231][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.900292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.900332][ T32] r4:e0105dc0 [ 1327.900351][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.900393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.900415][ T32] r4:00000000 [ 1327.900435][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.900499][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.900544][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.900611][ T32] r5:00001000 r4:e0433000 [ 1327.900655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.900696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.900737][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.900756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.900800][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.900821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.900865][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.900896][ T32] r4:84aec980 [ 1327.900918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.900963][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.900995][ T32] r4:00000001 [ 1327.901020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.901054][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.901088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.901126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.901156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.901185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.901215][ T32] r4:849d6240 [ 1327.901238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.901284][ T32] INFO: task kworker/1:90:3736 blocked for more than 454 seconds. [ 1327.901358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.901415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.901438][ T32] task:kworker/1:90 state:D stack:0 pid:3736 tgid:3736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.901506][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.901557][ T32] Call trace: [ 1327.901609][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.901657][ T32] r10:8291a684 r9:e05b1d84 r8:00000002 r7:60000113 r6:e05b1d8c r5:84a70c00 [ 1327.901681][ T32] r4:84a70c00 [ 1327.901700][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.901740][ T32] r5:84a70c00 r4:8291a680 [ 1327.901773][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.901813][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.901854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 [ 1327.901875][ T32] r4:00000000 [ 1327.901905][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.901942][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.901974][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.902029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009b40 [ 1327.902053][ T32] r4:00000000 [ 1327.902094][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.902142][ T32] r9:83018205 r8:84a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.902163][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.902224][ T32] r5:00001000 r4:dfc73000 [ 1327.902267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.902332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.902381][ T32] r5:84bb438c r4:84bb4000 [ 1327.902436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.902484][ T32] r7:ddde2d80 r6:83018200 r5:84bb438c r4:85080080 [ 1327.902504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.902580][ T32] r10:61c88647 r9:84a70c00 r8:850800ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.902606][ T32] r4:85080080 [ 1327.902625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.902669][ T32] r10:00000000 r9:85080080 r8:80287e08 r7:e0035e60 r6:85002200 r5:84a70c00 [ 1327.902690][ T32] r4:00000001 [ 1327.902708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.902741][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1327.902767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.902794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.902820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.902870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.902896][ T32] r4:850095c0 [ 1327.936273][ T32] INFO: task kworker/1:90:3736 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.936375][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.936483][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.936573][ T32] Call trace: [ 1327.936649][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.936716][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.936740][ T32] r4:00000000 [ 1327.936760][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.936801][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.936830][ T32] 5d20: d0ee2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.936878][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.936932][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.936966][ T32] r5:80050013 r4:80239bb0 [ 1327.936988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.937055][ T32] r4:82ac21e4 [ 1327.937094][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.937142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.937166][ T32] r4:e0105dc0 [ 1327.937206][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.937271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.937339][ T32] r4:00000000 [ 1327.937370][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.937422][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.937467][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.937517][ T32] r5:00001000 r4:e0433000 [ 1327.937538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.937598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.937667][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.937711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.937764][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.937786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.937832][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.937854][ T32] r4:84aec980 [ 1327.937895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.937944][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.937967][ T32] r4:00000001 [ 1327.937987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.938023][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.938049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.938084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.938110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.938137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.938159][ T32] r4:849d6240 [ 1327.938181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.938209][ T32] INFO: task kworker/1:91:3737 blocked for more than 454 seconds. [ 1327.938243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.938268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.938288][ T32] task:kworker/1:91 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.938334][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.938375][ T32] Call trace: [ 1327.938431][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.938483][ T32] r10:8291a684 r9:e00a5d84 r8:00000002 r7:60000013 r6:e00a5d8c r5:84a71800 [ 1327.938506][ T32] r4:84a71800 [ 1327.938527][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.938567][ T32] r5:84a71800 r4:8291a680 [ 1327.938587][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.938625][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.938665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a5e08 [ 1327.938687][ T32] r4:00000000 [ 1327.938707][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.938741][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.938787][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.938847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009780 [ 1327.938883][ T32] r4:00000000 [ 1327.938926][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.938982][ T32] r9:83018205 r8:84a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.939028][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.939090][ T32] r5:00001000 r4:dfa85000 [ 1327.939121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.939163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.939220][ T32] r5:8446e38c r4:8446e000 [ 1327.939245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.939290][ T32] r7:ddde2d80 r6:83018200 r5:8446e38c r4:85080100 [ 1327.939320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.939370][ T32] r10:61c88647 r9:84a71800 r8:8508012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.939412][ T32] r4:85080100 [ 1327.939434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.939478][ T32] r10:00000000 r9:85080100 r8:80287e08 r7:e05b1e60 r6:85002280 r5:84a71800 [ 1327.939510][ T32] r4:00000001 [ 1327.939554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.939592][ T32] Exception stack(0xe00a5fb0 to 0xe00a5ff8) [ 1327.939635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.939676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.939705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.939742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.939767][ T32] r4:850094c0 [ 1327.940064][ T32] INFO: task kworker/1:91:3737 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.940111][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.940167][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.940233][ T32] Call trace: [ 1327.940263][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.940312][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.940335][ T32] r4:00000000 [ 1327.940376][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.940422][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.940464][ T32] 5d20: d0ee2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.940497][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.940566][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.940621][ T32] r5:80050013 r4:80239bb0 [ 1327.940645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.940686][ T32] r4:82ac21e4 [ 1327.940706][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.940756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.940781][ T32] r4:e0105dc0 [ 1327.940821][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.940868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.940904][ T32] r4:00000000 [ 1327.940934][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.940981][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.941013][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.941056][ T32] r5:00001000 r4:e0433000 [ 1327.941104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.941148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.941190][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.941209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.941254][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.941345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.941398][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.941472][ T32] r4:84aec980 [ 1327.941494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.941541][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.941563][ T32] r4:00000001 [ 1327.941601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.941646][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.941672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.941708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.941737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.941789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.941813][ T32] r4:849d6240 [ 1327.941834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.941868][ T32] INFO: task kworker/1:92:3739 blocked for more than 454 seconds. [ 1327.941930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.941956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.942008][ T32] task:kworker/1:92 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.942056][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.942125][ T32] Call trace: [ 1327.942157][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.942227][ T32] r10:8291a684 r9:e00cdd84 r8:00000002 r7:60000113 r6:e00cdd8c r5:84a72400 [ 1327.942275][ T32] r4:84a72400 [ 1327.942309][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.942354][ T32] r5:84a72400 r4:8291a680 [ 1327.942396][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.942465][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.942512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00cde08 [ 1327.942534][ T32] r4:00000000 [ 1327.942553][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.942586][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.942621][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.942660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009d00 [ 1327.942694][ T32] r4:00000000 [ 1327.942717][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.942760][ T32] r9:83018205 r8:84a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.942783][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.942823][ T32] r5:00001000 r4:dfff3000 [ 1327.942863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.942913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.942954][ T32] r5:84bb4b8c r4:84bb4800 [ 1327.942973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.952912][ T32] r7:ddde2d80 r6:83018200 r5:84bb4b8c r4:85080180 [ 1327.953046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.953358][ T32] r10:61c88647 r9:84a72400 r8:850801ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.953393][ T32] r4:85080180 [ 1327.953414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.953470][ T32] r10:00000000 r9:85080180 r8:80287e08 r7:e05b1e60 r6:85002300 r5:84a72400 [ 1327.953494][ T32] r4:00000001 [ 1327.953514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.953553][ T32] Exception stack(0xe00cdfb0 to 0xe00cdff8) [ 1327.953583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.953611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.953636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.953664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.953686][ T32] r4:85009240 [ 1327.954086][ T32] INFO: task kworker/1:92:3739 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.954123][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.954221][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.954283][ T32] Call trace: [ 1327.954318][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.954370][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.954393][ T32] r4:00000000 [ 1327.954411][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.954471][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.954504][ T32] 5d20: d0ee2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.954554][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.954591][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.954617][ T32] r5:80050013 r4:80239bb0 [ 1327.954658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.954703][ T32] r4:82ac21e4 [ 1327.954744][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.954789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.954811][ T32] r4:e0105dc0 [ 1327.954829][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.954879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.954910][ T32] r4:00000000 [ 1327.954959][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.955029][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.955054][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.955109][ T32] r5:00001000 r4:e0433000 [ 1327.955129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.955189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.955257][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.955280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.955346][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.955371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.955417][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.955439][ T32] r4:84aec980 [ 1327.955457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.955501][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.955522][ T32] r4:00000001 [ 1327.955541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.955575][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.955623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.955654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.955681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.955709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.955750][ T32] r4:849d6240 [ 1327.955774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.955801][ T32] INFO: task kworker/0:220:3740 blocked for more than 454 seconds. [ 1327.955854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.955883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.955904][ T32] task:kworker/0:220 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.955982][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.956024][ T32] Call trace: [ 1327.956066][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.956121][ T32] r10:8291a684 r9:e007dd84 r8:00000002 r7:60000113 r6:e007dd8c r5:84a73000 [ 1327.956166][ T32] r4:84a73000 [ 1327.956218][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.956263][ T32] r5:84a73000 r4:8291a680 [ 1327.956284][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.956322][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.956372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e007de08 [ 1327.956427][ T32] r4:00000000 [ 1327.956449][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.956484][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.956516][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.956556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85009840 [ 1327.956578][ T32] r4:00000000 [ 1327.956597][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.956640][ T32] r9:83018005 r8:84a73000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1327.956683][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.956752][ T32] r5:00001000 r4:dfc11000 [ 1327.956786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.956829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.956880][ T32] r5:8446ef8c r4:8446ec00 [ 1327.956903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.956958][ T32] r7:dddced80 r6:83018000 r5:8446ef8c r4:85002380 [ 1327.956982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.957062][ T32] r10:61c88647 r9:84a73000 r8:850023ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.957095][ T32] r4:85002380 [ 1327.957135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.957184][ T32] r10:00000000 r9:85002380 r8:80287e08 r7:e057de60 r6:85002400 r5:84a73000 [ 1327.957206][ T32] r4:00000001 [ 1327.957225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.957331][ T32] Exception stack(0xe007dfb0 to 0xe007dff8) [ 1327.957403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.957443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.957470][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.957498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.957523][ T32] r4:84bf8840 [ 1327.957738][ T32] INFO: task kworker/0:220:3740 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.957772][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.957826][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.957867][ T32] Call trace: [ 1327.957919][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.957982][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.958027][ T32] r4:00000000 [ 1327.958059][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.958109][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.958138][ T32] 5d20: d0ee2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.958166][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.958204][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.958264][ T32] r5:80050013 r4:80239bb0 [ 1327.958316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.958392][ T32] r4:82ac21e4 [ 1327.958420][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.958483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.958510][ T32] r4:e0105dc0 [ 1327.958529][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.958570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.958613][ T32] r4:00000000 [ 1327.958635][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.958683][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.958729][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.958793][ T32] r5:00001000 r4:e0433000 [ 1327.958830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.958877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.958918][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.958957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.959009][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.959030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.959082][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.959133][ T32] r4:84aec980 [ 1327.959155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.959223][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.959248][ T32] r4:00000001 [ 1327.959267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.959301][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.959326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.959376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.959404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.959432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.959454][ T32] r4:849d6240 [ 1327.959474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.959498][ T32] INFO: task kworker/0:221:3742 blocked for more than 454 seconds. [ 1327.959548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.959588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.959620][ T32] task:kworker/0:221 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.959690][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.959752][ T32] Call trace: [ 1327.959807][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.959856][ T32] r10:8291a684 r9:e00e1d84 r8:00000002 r7:60000113 r6:e00e1d8c r5:84a73c00 [ 1327.959914][ T32] r4:84a73c00 [ 1327.959937][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.959979][ T32] r5:84a73c00 r4:8291a680 [ 1327.960008][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.960050][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.960099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00e1e08 [ 1327.960121][ T32] r4:00000000 [ 1327.960139][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.960174][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.960228][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.960301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf8a80 [ 1327.960326][ T32] r4:00000000 [ 1327.960346][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.960411][ T32] r9:83018005 r8:84a73c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.960436][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.960497][ T32] r5:00001000 r4:dfc49000 [ 1327.960520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.960560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960600][ T32] r5:8504af8c r4:8504ac00 [ 1327.960619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.960685][ T32] r7:dddced80 r6:83018000 r5:8504af8c r4:85002480 [ 1327.960708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.960755][ T32] r10:61c88647 r9:84a73c00 r8:850024ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.960776][ T32] r4:85002480 [ 1327.960803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.960859][ T32] r10:00000000 r9:85002480 r8:80287e08 r7:e007de60 r6:85002500 r5:84a73c00 [ 1327.960883][ T32] r4:00000001 [ 1327.960902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.960958][ T32] Exception stack(0xe00e1fb0 to 0xe00e1ff8) [ 1327.960987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.961015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961041][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.961075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.961117][ T32] r4:84bf8840 [ 1327.961415][ T32] INFO: task kworker/0:221:3742 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.961463][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.961535][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.961603][ T32] Call trace: [ 1327.961670][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.961744][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.961775][ T32] r4:00000000 [ 1327.961816][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.961861][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.961911][ T32] 5d20: d0ee2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.961943][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.961967][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.961990][ T32] r5:80050013 r4:80239bb0 [ 1327.962010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.962050][ T32] r4:82ac21e4 [ 1327.962098][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.962145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.962167][ T32] r4:e0105dc0 [ 1327.962187][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.962228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.962251][ T32] r4:00000000 [ 1327.962270][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.962314][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.962334][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.962374][ T32] r5:00001000 r4:e0433000 [ 1327.962402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.962454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.962498][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.962517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.962584][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.962618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.962667][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.962689][ T32] r4:84aec980 [ 1327.962728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.962799][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.962831][ T32] r4:00000001 [ 1327.962850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.962895][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.962924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.995062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.995160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.995197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.995221][ T32] r4:849d6240 [ 1327.995278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.995313][ T32] INFO: task kworker/0:222:3744 blocked for more than 454 seconds. [ 1327.995348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.995394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.995420][ T32] task:kworker/0:222 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.995476][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.995586][ T32] Call trace: [ 1327.995642][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.995703][ T32] r10:8291a684 r9:e00d1d84 r8:00000002 r7:60000113 r6:e00d1d8c r5:84a74800 [ 1327.995727][ T32] r4:84a74800 [ 1327.995747][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.995790][ T32] r5:84a74800 r4:8291a680 [ 1327.995811][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.995850][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.995891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d1e08 [ 1327.995934][ T32] r4:00000000 [ 1327.995977][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1327.996015][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1327.996116][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.996208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bff180 [ 1327.996237][ T32] r4:00000000 [ 1327.996259][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.996321][ T32] r9:83018005 r8:84a74800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1327.996369][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.996416][ T32] r5:00001000 r4:e00bb000 [ 1327.996446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.996489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.996540][ T32] r5:8504b38c r4:8504b000 [ 1327.996584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.996649][ T32] r7:dddced80 r6:83018000 r5:8504b38c r4:85002580 [ 1327.996702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.996781][ T32] r10:61c88647 r9:84a74800 r8:850025ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.996807][ T32] r4:85002580 [ 1327.996829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.996876][ T32] r10:00000000 r9:85002580 r8:80287e08 r7:e00e1e60 r6:85002600 r5:84a74800 [ 1327.996898][ T32] r4:00000001 [ 1327.996917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.996955][ T32] Exception stack(0xe00d1fb0 to 0xe00d1ff8) [ 1327.996981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.997030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.997060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.997098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.997132][ T32] r4:84bf8a40 [ 1327.997583][ T32] INFO: task kworker/0:222:3744 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1327.997632][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.997738][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.997784][ T32] Call trace: [ 1327.997826][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.997897][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1327.997923][ T32] r4:00000000 [ 1327.997964][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.998028][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1327.998060][ T32] 5d20: d1712000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1327.998096][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1327.998121][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.998144][ T32] r5:80050013 r4:80239bb0 [ 1327.998176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.998229][ T32] r4:82ac21e4 [ 1327.998272][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.998316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1327.998361][ T32] r4:e0105dc0 [ 1327.998382][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1327.998445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1327.998499][ T32] r4:00000000 [ 1327.998522][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1327.998568][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1327.998589][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.998631][ T32] r5:00001000 r4:e0433000 [ 1327.998651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.998689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.998729][ T32] r5:84b4eb8c r4:84b4e800 [ 1327.998748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.998813][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1327.998838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.998884][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.998906][ T32] r4:84aec980 [ 1327.998924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.998990][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1327.999038][ T32] r4:00000001 [ 1327.999062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.999106][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1327.999152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.999196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.999247][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.999299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.999324][ T32] r4:849d6240 [ 1327.999344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.999369][ T32] INFO: task kworker/0:223:3745 blocked for more than 454 seconds. [ 1327.999418][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.999445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.999485][ T32] task:kworker/0:223 state:D stack:0 pid:3745 tgid:3745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.999534][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.999599][ T32] Call trace: [ 1327.999656][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1327.999705][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84a75400 [ 1327.999748][ T32] r4:84a75400 [ 1327.999792][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.999836][ T32] r5:84a75400 r4:8291a680 [ 1327.999857][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.999895][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.999935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 1327.999978][ T32] r4:00000000 [ 1328.000000][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.000037][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.000082][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.000123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad040 [ 1328.000145][ T32] r4:00000000 [ 1328.000184][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.000231][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.000253][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.000292][ T32] r5:00001000 r4:dfb05000 [ 1328.000333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.000385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.000431][ T32] r5:8506038c r4:85060000 [ 1328.000472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.000521][ T32] r7:dddced80 r6:83018000 r5:8506038c r4:85002680 [ 1328.000562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.000630][ T32] r10:61c88647 r9:84a75400 r8:850026ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.000655][ T32] r4:85002680 [ 1328.000674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.000739][ T32] r10:00000000 r9:85002680 r8:80287e08 r7:e00d1e60 r6:85002700 r5:84a75400 [ 1328.000784][ T32] r4:00000001 [ 1328.000806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.000841][ T32] Exception stack(0xe05d1fb0 to 0xe05d1ff8) [ 1328.000866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.000893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.000921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.000970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.000995][ T32] r4:84bf8a40 [ 1328.001249][ T32] INFO: task kworker/0:223:3745 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.001285][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.001379][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.001442][ T32] Call trace: [ 1328.001475][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.001523][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.001567][ T32] r4:00000000 [ 1328.001613][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.001656][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.001685][ T32] 5d20: d1712000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.001753][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.001815][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.001863][ T32] r5:80050013 r4:80239bb0 [ 1328.001886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.001928][ T32] r4:82ac21e4 [ 1328.001948][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.002023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.002049][ T32] r4:e0105dc0 [ 1328.002074][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.002140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.002167][ T32] r4:00000000 [ 1328.002186][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.002232][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.002253][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.002315][ T32] r5:00001000 r4:e0433000 [ 1328.002339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.002379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.002419][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.002438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.002483][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.002503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.002548][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.002604][ T32] r4:84aec980 [ 1328.002626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.002693][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.002718][ T32] r4:00000001 [ 1328.002751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.002811][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.002841][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.023648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.023911][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.024218][ T32] r10:8291a684 r9:e05d5d84 r8:00000002 r7:60000013 r6:e05d5d8c r5:84a76000 ** 4 printk messages dropped ** [ 1328.024569][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1328.024660][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.024793][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1328.024986][ T32] r9:83018205 r8:84a76000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1328.025012][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.025091][ T32] r5:00001000 r4:dfc8d000 [ 1328.025116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.025157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.025220][ T32] r5:84bb478c r4:84bb4400 [ 1328.025244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.025328][ T32] r7:ddde2d80 r6:83018200 r5:84bb478c r4:85080200 [ 1328.025377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.025451][ T32] r10:61c88647 r9:84a76000 r8:8508022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.025479][ T32] r4:85080200 [ 1328.025501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.025549][ T32] r10:00000000 r9:85080200 r8:80287e08 r7:e00cde60 r6:85002780 r5:84a76000 [ 1328.025573][ T32] r4:00000001 [ 1328.025592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.025630][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) [ 1328.025657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.025716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.025755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.025783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.025827][ T32] r4:85009c80 [ 1328.026275][ T32] INFO: task kworker/1:93:3747 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.026318][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.026413][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.026483][ T32] Call trace: [ 1328.026515][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.026606][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.026656][ T32] r4:00000000 [ 1328.026678][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.026719][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.026769][ T32] 5d20: d1af2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.026801][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.026826][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.026849][ T32] r5:80050013 r4:80239bb0 [ 1328.026870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.026912][ T32] r4:82ac21e4 [ 1328.026941][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1328.027124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 10 printk messages dropped ** [ 1328.027525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1328.027881][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.028133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.028427][ T32] r4:84a76c00 ** 3 printk messages dropped ** [ 1328.028577][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.028729][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.029028][ T32] r5:84bb538c r4:84bb5000 [ 1328.029100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.029170][ T32] r7:ddde2d80 r6:83018200 r5:84bb538c r4:85080280 [ 1328.029193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.029242][ T32] r10:61c88647 r9:84a76c00 r8:850802ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.029265][ T32] r4:85080280 [ 1328.029308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.029357][ T32] r10:00000000 r9:85080280 r8:80287e08 r7:e00cde60 r6:85002800 r5:84a76c00 [ 1328.029380][ T32] r4:00000001 [ 1328.029398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.029433][ T32] Exception stack(0xe05ddfb0 to 0xe05ddff8) [ 1328.029470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.029501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.029536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.029566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.029609][ T32] r4:85009c80 [ 1328.029852][ T32] INFO: task kworker/1:94:3750 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.029887][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.029991][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.030059][ T32] Call trace: [ 1328.030113][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.030162][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.030185][ T32] r4:00000000 [ 1328.030204][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.030273][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.030326][ T32] 5d20: d1af2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.030365][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.030399][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.030446][ T32] r5:80050013 r4:80239bb0 [ 1328.030468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.030546][ T32] r4:82ac21e4 [ 1328.030569][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.030640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.030696][ T32] r4:e0105dc0 [ 1328.030717][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.030779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.030804][ T32] r4:00000000 [ 1328.030824][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.030890][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.030915][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.030958][ T32] r5:00001000 r4:e0433000 [ 1328.030977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.031014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.031094][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.031131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.031215][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.031239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.031307][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.031332][ T32] r4:84aec980 [ 1328.031360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.031433][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.031459][ T32] r4:00000001 [ 1328.031487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.031525][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.031560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.031590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.031618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.031661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.031685][ T32] r4:849d6240 [ 1328.031707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.031731][ T32] INFO: task kworker/1:95:3752 blocked for more than 454 seconds. [ 1328.031759][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.031783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.031804][ T32] task:kworker/1:95 state:D stack:0 pid:3752 tgid:3752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.031848][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.031888][ T32] Call trace: [ 1328.031944][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.032014][ T32] r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000013 r6:e05e1d8c r5:85020000 [ 1328.032040][ T32] r4:85020000 [ 1328.032072][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.032137][ T32] r5:85020000 r4:8291a680 [ 1328.032160][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.032402][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.032749][ T32] r5:84bb4f8c r4:84bb4c00 [ 1328.032768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.032934][ T32] r4:85080300 ** 6 printk messages dropped ** [ 1328.053689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.054474][ T32] Call trace: [ 1328.054517][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.054573][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.054596][ T32] r4:00000000 [ 1328.054616][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.054656][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.054684][ T32] 5d20: d1ed0000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.054712][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.054736][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.054789][ T32] r5:80050013 r4:80239bb0 [ 1328.054822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.054869][ T32] r4:82ac21e4 [ 1328.054890][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.054932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.054954][ T32] r4:e0105dc0 [ 1328.054973][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.055014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.055036][ T32] r4:00000000 [ 1328.055055][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.055114][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.055137][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.055179][ T32] r5:00001000 r4:e0433000 [ 1328.055199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.055257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.055302][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.055322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.055370][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.055413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.055464][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.055486][ T32] r4:84aec980 [ 1328.055505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.055551][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.055574][ T32] r4:00000001 [ 1328.055607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.055687][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.055716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.055764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.055793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.055843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.055869][ T32] r4:849d6240 [ 1328.055890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.055919][ T32] INFO: task kworker/1:96:3754 blocked for more than 454 seconds. [ 1328.055975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.056005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.056032][ T32] task:kworker/1:96 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.056157][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.056212][ T32] Call trace: [ 1328.056265][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1328.056344][ T32] r4:85020c00 ** 4 printk messages dropped ** [ 1328.056548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f9e08 [ 1328.056594][ T32] r4:00000000 [ 1328.056636][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.056701][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.056773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.056824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850893c0 [ 1328.056847][ T32] r4:00000000 [ 1328.056866][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.056910][ T32] r9:83018205 r8:85020c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1328.056955][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.057001][ T32] r5:00001000 r4:e0055000 [ 1328.057023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.057061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.057136][ T32] r5:84bb5f8c r4:84bb5c00 [ 1328.057191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.057243][ T32] r7:ddde2d80 r6:83018200 r5:84bb5f8c r4:85080380 [ 1328.057264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.057354][ T32] r10:61c88647 r9:85020c00 r8:850803ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.057379][ T32] r4:85080380 [ 1328.057400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1328.057622][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.058335][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.058608][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.058771][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.059167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1328.059580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.059989][ T32] r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84b8bc00 ** 10 printk messages dropped ** [ 1328.060339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089040 ** 7 printk messages dropped ** [ 1328.060624][ T32] r5:84bb578c r4:84bb5400 ** 4 printk messages dropped ** [ 1328.060852][ T32] r4:85080400 ** 7 printk messages dropped ** [ 1328.061146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.061578][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.061647][ T32] Call trace: [ 1328.061691][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.061785][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.061841][ T32] r4:00000000 [ 1328.061885][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.061962][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.062007][ T32] 5d20: d1ed0000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.062062][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.062103][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.062127][ T32] r5:80050013 r4:80239bb0 [ 1328.062149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.062190][ T32] r4:82ac21e4 [ 1328.062210][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.062261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.062286][ T32] r4:e0105dc0 [ 1328.062306][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.062348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.062369][ T32] r4:00000000 [ 1328.062426][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.062474][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.062534][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.062632][ T32] r5:00001000 r4:e0433000 [ 1328.062676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.062719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.062761][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.062780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.062825][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.062846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.062891][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.062963][ T32] r4:84aec980 [ 1328.095921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.096029][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.096099][ T32] r4:00000001 [ 1328.096147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.096193][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.096247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.096280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.096330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.096363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.096385][ T32] r4:849d6240 [ 1328.096411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.096441][ T32] INFO: task kworker/1:98:3758 blocked for more than 454 seconds. [ 1328.096476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.096501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.096545][ T32] task:kworker/1:98 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.096609][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.096705][ T32] Call trace: [ 1328.096782][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.096841][ T32] r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000013 r6:e05fdd8c r5:84b8a400 [ 1328.096872][ T32] r4:84b8a400 [ 1328.096895][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.096958][ T32] r5:84b8a400 r4:8291a680 [ 1328.097002][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.097049][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.097124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 [ 1328.097150][ T32] r4:00000000 [ 1328.097169][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.097203][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.097241][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.097281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850892c0 [ 1328.097323][ T32] r4:00000000 [ 1328.097356][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.097532][ T32] r5:00001000 r4:e0043000 [ 1328.097555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.097595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.097657][ T32] r5:84bb5b8c r4:84bb5800 [ 1328.097681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.097727][ T32] r7:ddde2d80 r6:83018200 r5:84bb5b8c r4:85080500 [ 1328.097748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.097814][ T32] r10:61c88647 r9:84b8a400 r8:8508052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.097859][ T32] r4:85080500 [ 1328.097881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.097925][ T32] r10:00000000 r9:85080500 r8:80287e08 r7:e05f9e60 r6:85080580 r5:84b8a400 [ 1328.097967][ T32] r4:00000001 [ 1328.097991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.098027][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1328.098053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.098110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.098156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.098187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.098210][ T32] r4:85089280 [ 1328.098628][ T32] INFO: task kworker/1:98:3758 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.098665][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.098759][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.098817][ T32] Call trace: [ 1328.098848][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.098920][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 2 printk messages dropped ** [ 1328.099034][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 8 printk messages dropped ** [ 1328.099371][ T32] r4:e0105dc0 ** 8 printk messages dropped ** [ 1328.099701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.100553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.101347][ T32] r4:84b8c800 ** 5 printk messages dropped ** [ 1328.101744][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.102193][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.102505][ T32] r7:ddde2d80 r6:83018200 r5:84bb638c r4:85080600 ** 8 printk messages dropped ** [ 1328.102837][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1328.122175][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.122383][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.122408][ T32] r5:80050013 r4:80239bb0 [ 1328.122429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.122513][ T32] r4:82ac21e4 [ 1328.122537][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.122581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.122630][ T32] r4:e0105dc0 [ 1328.122653][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.122695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.122717][ T32] r4:00000000 [ 1328.122737][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.122784][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.122833][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.122881][ T32] r5:00001000 r4:e0433000 [ 1328.122902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.125470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.125696][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.125742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.125836][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.125911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.126044][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.126192][ T32] r4:84aec980 [ 1328.126349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.126564][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.126680][ T32] r4:00000001 [ 1328.126909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.127133][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.127241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.127294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.127335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.128210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.128302][ T32] r4:849d6240 [ 1328.128376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.128437][ T32] INFO: task kworker/1:100:3763 blocked for more than 454 seconds. [ 1328.128512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.128564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.129024][ T32] task:kworker/1:100 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.129278][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.130087][ T32] Call trace: [ 1328.131096][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.131225][ T32] r10:8291a684 r9:e0609d84 r8:00000002 r7:60000113 r6:e0609d8c r5:84b8d400 [ 1328.131264][ T32] r4:84b8d400 [ 1328.132335][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.132437][ T32] r5:84b8d400 r4:8291a680 [ 1328.132483][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.132550][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.132623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0609e08 [ 1328.132926][ T32] r4:00000000 [ 1328.162987][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.163471][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.163569][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.163633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089840 [ 1328.163990][ T32] r4:00000000 [ 1328.164016][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.164214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.164258][ T32] r5:84bb6b8c r4:84bb6800 [ 1328.164428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.164593][ T32] r10:61c88647 r9:84b8d400 r8:8508072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1328.165156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.165224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.165314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.165366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.165447][ T32] r4:85089480 [ 1328.165856][ T32] INFO: task kworker/1:100:3763 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.166078][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.166230][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.166420][ T32] Call trace: [ 1328.166688][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.166757][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.166783][ T32] r4:00000000 [ 1328.166805][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.166863][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.166899][ T32] 5d20: d2ba3000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.166950][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.167082][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.167114][ T32] r5:80050013 r4:80239bb0 [ 1328.167137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.167181][ T32] r4:82ac21e4 [ 1328.167309][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.167434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.167461][ T32] r4:e0105dc0 [ 1328.167535][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.167631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.167682][ T32] r4:00000000 [ 1328.167724][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.167813][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.167868][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.167953][ T32] r5:00001000 r4:e0433000 [ 1328.168020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.168126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.168702][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 10 printk messages dropped ** [ 1328.169415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1328.169614][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.169709][ T32] Call trace: [ 1328.169777][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.169874][ T32] r10:8291a684 r9:e060dd84 r8:00000002 r7:60000013 r6:e060dd8c r5:84b8e000 [ 1328.169927][ T32] r4:84b8e000 [ 1328.169987][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.170115][ T32] r5:84b8e000 r4:8291a680 [ 1328.170217][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.170315][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.170411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 [ 1328.170461][ T32] r4:00000000 [ 1328.170508][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.170587][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.170694][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.170785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850896c0 [ 1328.170857][ T32] r4:00000000 [ 1328.170949][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.171110][ T32] r9:83018205 r8:84b8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1328.171197][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.171293][ T32] r5:00001000 r4:e0073000 [ 1328.171345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.171436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.171529][ T32] r5:84bb678c r4:84bb6400 [ 1328.171607][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.171708][ T32] r7:ddde2d80 r6:83018200 r5:84bb678c r4:85080800 [ 1328.171762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.171857][ T32] r10:61c88647 r9:84b8e000 r8:8508082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.171931][ T32] r4:85080800 [ 1328.171973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.172025][ T32] r10:00000000 r9:85080800 r8:80287e08 r7:e0609e60 r6:85080880 r5:84b8e000 [ 1328.172048][ T32] r4:00000001 [ 1328.172118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.172164][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1328.172222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.172281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.172314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.172346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.172370][ T32] r4:85089600 [ 1328.172642][ T32] INFO: task kworker/1:101:3764 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.172694][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.172758][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.172802][ T32] Call trace: [ 1328.172863][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.173003][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.195398][ T32] r4:00000000 [ 1328.195489][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.195593][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.195631][ T32] 5d20: d2e3c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.195663][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.195718][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.195747][ T32] r5:80050013 r4:80239bb0 [ 1328.195768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.195842][ T32] r4:82ac21e4 [ 1328.195923][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.195971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.195995][ T32] r4:e0105dc0 [ 1328.196051][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.196109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.196133][ T32] r4:00000000 [ 1328.196153][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.196226][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.196268][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.196348][ T32] r5:00001000 r4:e0433000 [ 1328.196372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.196413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.196483][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.196507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.196554][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.196576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.196621][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.196670][ T32] r4:84aec980 [ 1328.196719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.196770][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.196793][ T32] r4:00000001 [ 1328.196841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.196880][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.196907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.196936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.196963][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.197022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.197047][ T32] r4:849d6240 [ 1328.197106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.197139][ T32] INFO: task kworker/1:102:3766 blocked for more than 454 seconds. [ 1328.197173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.197226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.197252][ T32] task:kworker/1:102 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.197364][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.197412][ T32] Call trace: [ 1328.197796][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.197897][ T32] r10:8291a684 r9:e0611d84 r8:00000002 r7:60000113 r6:e0611d8c r5:84b8ec00 [ 1328.197944][ T32] r4:84b8ec00 [ 1328.197985][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.198092][ T32] r5:84b8ec00 r4:8291a680 [ 1328.198167][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.198255][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.198365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 [ 1328.198434][ T32] r4:00000000 [ 1328.198486][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.198565][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.198660][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.198744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850899c0 [ 1328.198796][ T32] r4:00000000 [ 1328.198863][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.198968][ T32] r9:83018205 r8:84b8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1328.199016][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.199123][ T32] r5:00001000 r4:e009f000 [ 1328.199191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.199281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.199370][ T32] r5:84bb6f8c r4:84bb6c00 [ 1328.199414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.199528][ T32] r7:ddde2d80 r6:83018200 r5:84bb6f8c r4:85080900 [ 1328.199579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.199697][ T32] r10:61c88647 r9:84b8ec00 r8:8508092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.199754][ T32] r4:85080900 [ 1328.199810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.199911][ T32] r10:00000000 r9:85080900 r8:80287e08 r7:e0609e60 r6:85080980 r5:84b8ec00 [ 1328.199966][ T32] r4:00000001 [ 1328.200010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.200103][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1328.200185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.200251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.200312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.200382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.200435][ T32] r4:85089b00 [ 1328.201094][ T32] INFO: task kworker/1:102:3766 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.201144][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.201223][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.201275][ T32] Call trace: [ 1328.201324][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.201440][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.201522][ T32] r4:00000000 [ 1328.201547][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.201594][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.201623][ T32] 5d20: d2e3c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.201755][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.201864][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.201931][ T32] r5:80050013 r4:80239bb0 [ 1328.201995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.202079][ T32] r4:82ac21e4 [ 1328.202127][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.202187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.202259][ T32] r4:e0105dc0 [ 1328.202287][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.202390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.202424][ T32] r4:00000000 [ 1328.202452][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.202514][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.202542][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.202599][ T32] r5:00001000 r4:e0433000 [ 1328.202626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.202678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.202734][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.202760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.202876][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.202933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.203070][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.234090][ T32] r4:84aec980 [ 1328.234190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.234347][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.234407][ T32] r4:00000001 [ 1328.234459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.234551][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.234623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.234718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.234798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.234862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.234913][ T32] r4:849d6240 [ 1328.234965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.235031][ T32] INFO: task kworker/1:103:3768 blocked for more than 454 seconds. [ 1328.235120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.235179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.235229][ T32] task:kworker/1:103 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.235359][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.235516][ T32] Call trace: [ 1328.235604][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.235711][ T32] r10:8291a684 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:84b88000 [ 1328.235766][ T32] r4:84b88000 [ 1328.235813][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.235926][ T32] r5:84b88000 r4:8291a680 [ 1328.235985][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.236088][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.236185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0601e08 [ 1328.236239][ T32] r4:00000000 [ 1328.236306][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.236393][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.236481][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.236595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089f00 [ 1328.236737][ T32] r4:00000000 [ 1328.236812][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.236967][ T32] r9:83018205 r8:84b88000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1328.237037][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.237145][ T32] r5:00001000 r4:e00e3000 [ 1328.237198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.237311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.237412][ T32] r5:84bb778c r4:84bb7400 [ 1328.237522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.237622][ T32] r7:ddde2d80 r6:83018200 r5:84bb778c r4:85080a00 [ 1328.237672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.237763][ T32] r10:61c88647 r9:84b88000 r8:85080a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.237809][ T32] r4:85080a00 [ 1328.237850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.237933][ T32] r10:00000000 r9:85080a00 r8:80287e08 r7:e0611e60 r6:85080a80 r5:84b88000 [ 1328.238001][ T32] r4:00000001 [ 1328.238052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.238142][ T32] Exception stack(0xe0601fb0 to 0xe0601ff8) [ 1328.238198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.238256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.238314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.238377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.238424][ T32] r4:85089900 [ 1328.239115][ T32] INFO: task kworker/1:103:3768 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.239217][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.239359][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.239456][ T32] Call trace: [ 1328.239560][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.239669][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.239721][ T32] r4:00000000 [ 1328.239768][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.239854][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.239922][ T32] 5d20: d320c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.240016][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.240093][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.240157][ T32] r5:80050013 r4:80239bb0 [ 1328.240207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.240300][ T32] r4:82ac21e4 [ 1328.240369][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.240468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.240524][ T32] r4:e0105dc0 [ 1328.240568][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.240682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.240763][ T32] r4:00000000 [ 1328.240818][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.240917][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.240968][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.241059][ T32] r5:00001000 r4:e0433000 [ 1328.241129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.241237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.241356][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.241409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.241504][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.241581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.241689][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.241759][ T32] r4:84aec980 [ 1328.241827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.241934][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.241988][ T32] r4:00000001 [ 1328.242102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.242188][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.242251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.242313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.242404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.242478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.242547][ T32] r4:849d6240 [ 1328.242604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.242662][ T32] INFO: task kworker/1:104:3769 blocked for more than 454 seconds. [ 1328.242748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.242810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.242885][ T32] task:kworker/1:104 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.254681][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.254867][ T32] Call trace: [ 1328.254923][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.254987][ T32] r10:8291a684 r9:e0615d84 r8:00000002 r7:60000113 r6:e0615d8c r5:84b89800 [ 1328.255013][ T32] r4:84b89800 [ 1328.255062][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.255122][ T32] r5:84b89800 r4:8291a680 [ 1328.255145][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.255218][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.255263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0615e08 [ 1328.255286][ T32] r4:00000000 [ 1328.255306][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.255353][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.255422][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.255468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089b80 [ 1328.255493][ T32] r4:00000000 [ 1328.255513][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.255571][ T32] r9:83018205 r8:84b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1328.255598][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.255641][ T32] r5:00001000 r4:e00b3000 [ 1328.255662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.255701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.255744][ T32] r5:84bb738c r4:84bb7000 [ 1328.255792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.255844][ T32] r7:ddde2d80 r6:83018200 r5:84bb738c r4:85080b00 [ 1328.255864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.255910][ T32] r10:61c88647 r9:84b89800 r8:85080b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.255949][ T32] r4:85080b00 [ 1328.255971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.256017][ T32] r10:00000000 r9:85080b00 r8:80287e08 r7:e0601e60 r6:85080b80 r5:84b89800 [ 1328.256123][ T32] r4:00000001 [ 1328.256147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.256271][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) [ 1328.256303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.256331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.256357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.256385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.256429][ T32] r4:85089cc0 [ 1328.256872][ T32] INFO: task kworker/1:104:3769 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.256997][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.257155][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.257231][ T32] Call trace: [ 1328.257282][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.257383][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.257408][ T32] r4:00000000 [ 1328.257427][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.257518][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.257582][ T32] 5d20: d320c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.257640][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.257690][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.257768][ T32] r5:80050013 r4:80239bb0 [ 1328.257846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.257951][ T32] r4:82ac21e4 [ 1328.258016][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.258195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.258263][ T32] r4:e0105dc0 [ 1328.258326][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.258419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.258483][ T32] r4:00000000 [ 1328.258531][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.258624][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.258670][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.258814][ T32] r5:00001000 r4:e0433000 [ 1328.258889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.258972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.259061][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.259224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.259356][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.259439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.259533][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.259609][ T32] r4:84aec980 [ 1328.259664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.259757][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.259804][ T32] r4:00000001 [ 1328.259848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.259941][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.260012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.260079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.260136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.260195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.260245][ T32] r4:849d6240 [ 1328.260316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.260406][ T32] INFO: task kworker/0:224:3772 blocked for more than 454 seconds. [ 1328.260485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.260538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.260582][ T32] task:kworker/0:224 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.260724][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.260833][ T32] Call trace: [ 1328.260900][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.260998][ T32] r10:8291a684 r9:e0621d84 r8:00000002 r7:60000113 r6:e0621d8c r5:84b76c00 [ 1328.261080][ T32] r4:84b76c00 [ 1328.261134][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.261228][ T32] r5:84b76c00 r4:8291a680 [ 1328.261325][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.261440][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.261537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1328.261585][ T32] r4:00000000 [ 1328.261632][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.261706][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.261782][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.261872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08d40 [ 1328.261950][ T32] r4:00000000 [ 1328.262022][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.262132][ T32] r9:83018005 r8:84b76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.262182][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.262274][ T32] r5:00001000 r4:dfc33000 [ 1328.262322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.262406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.262514][ T32] r5:8508df8c r4:8508dc00 [ 1328.262565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.262664][ T32] r7:dddced80 r6:83018000 r5:8508df8c r4:85002980 [ 1328.262734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.262841][ T32] r10:61c88647 r9:84b76c00 r8:850029ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.262914][ T32] r4:85002980 [ 1328.263038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.293588][ T32] r10:00000000 r9:85002980 r8:80287e08 r7:e05d1e60 r6:85080c00 r5:84b76c00 [ 1328.293670][ T32] r4:00000001 [ 1328.293700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.293810][ T32] Exception stack(0xe0621fb0 to 0xe0621ff8) [ 1328.293872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.293934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.293963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.293994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.294043][ T32] r4:84bff140 [ 1328.294544][ T32] INFO: task kworker/0:224:3772 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.294594][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.294726][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.294806][ T32] Call trace: [ 1328.294847][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.294919][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.294974][ T32] r4:00000000 [ 1328.295028][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.295128][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.295202][ T32] 5d20: d3407000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.295249][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.295280][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.295310][ T32] r5:80050013 r4:80239bb0 [ 1328.295340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.295405][ T32] r4:82ac21e4 [ 1328.295460][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.295529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.295579][ T32] r4:e0105dc0 [ 1328.295609][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.295700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.295733][ T32] r4:00000000 [ 1328.295755][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.295823][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.295912][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.295970][ T32] r5:00001000 r4:e0433000 [ 1328.295991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.296117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.296171][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.296193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.296323][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.296547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.296606][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.296766][ T32] r4:84aec980 [ 1328.297075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.297161][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.297203][ T32] r4:00000001 [ 1328.297226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.297267][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.297318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.297390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.297432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.297506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.297554][ T32] r4:849d6240 [ 1328.297613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.297704][ T32] INFO: task kworker/1:105:3774 blocked for more than 454 seconds. [ 1328.297775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.297829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.297907][ T32] task:kworker/1:105 state:D stack:0 pid:3774 tgid:3774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.298018][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.298116][ T32] Call trace: [ 1328.298193][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.298319][ T32] r10:8291a684 r9:e061dd84 r8:00000002 r7:60000113 r6:e061dd8c r5:85018000 [ 1328.298375][ T32] r4:85018000 [ 1328.298419][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.298512][ T32] r5:85018000 r4:8291a680 [ 1328.298558][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.298637][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.298740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 [ 1328.298792][ T32] r4:00000000 [ 1328.298849][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.298929][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.299003][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.299155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be6f40 [ 1328.299226][ T32] r4:00000000 [ 1328.299279][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.299374][ T32] r9:83018205 r8:85018000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1328.299426][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.299512][ T32] r5:00001000 r4:e00ff000 [ 1328.299553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.299629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.299710][ T32] r5:84bb7b8c r4:84bb7800 [ 1328.299753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.299847][ T32] r7:ddde2d80 r6:83018200 r5:84bb7b8c r4:85080c80 [ 1328.299895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.299990][ T32] r10:61c88647 r9:85018000 r8:85080cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.300041][ T32] r4:85080c80 [ 1328.300096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.300186][ T32] r10:00000000 r9:85080c80 r8:80287e08 r7:e0601e60 r6:85080d00 r5:85018000 [ 1328.300243][ T32] r4:00000001 [ 1328.300340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.300426][ T32] Exception stack(0xe061dfb0 to 0xe061dff8) [ 1328.300489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.300553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.300635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.300821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.300881][ T32] r4:85009d40 [ 1328.301259][ T32] INFO: task kworker/1:105:3774 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.301333][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.301438][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.301572][ T32] Call trace: [ 1328.301664][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.301717][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.301743][ T32] r4:00000000 [ 1328.301763][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.301805][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.301834][ T32] 5d20: d3407000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.301863][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.301916][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.301944][ T32] r5:80050013 r4:80239bb0 [ 1328.301966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.302037][ T32] r4:82ac21e4 [ 1328.302061][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.302139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.302222][ T32] r4:e0105dc0 [ 1328.302247][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.302371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.302486][ T32] r4:00000000 [ 1328.302567][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.302620][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.302643][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.302803][ T32] r5:00001000 r4:e0433000 [ 1328.302829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.302873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.302915][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.302936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.302981][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.303141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.335996][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.336109][ T32] r4:84aec980 [ 1328.336144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.336219][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.336245][ T32] r4:00000001 [ 1328.336266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.336337][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.336376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.336406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.336435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.336481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.336512][ T32] r4:849d6240 [ 1328.336557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.336591][ T32] INFO: task kworker/1:106:3776 blocked for more than 454 seconds. [ 1328.336627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.336655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.336701][ T32] task:kworker/1:106 state:D stack:0 pid:3776 tgid:3776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.336769][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.336823][ T32] Call trace: [ 1328.336864][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.336956][ T32] r10:8291a684 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:85018c00 [ 1328.337110][ T32] r4:85018c00 [ 1328.337212][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.337262][ T32] r5:85018c00 r4:8291a680 [ 1328.337284][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.337374][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.337419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 [ 1328.337690][ T32] r4:00000000 [ 1328.337753][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.337828][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.337913][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.337996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003040 [ 1328.338065][ T32] r4:00000000 [ 1328.338151][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.338255][ T32] r9:83018205 r8:85018c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1328.338308][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.338401][ T32] r5:00001000 r4:e0111000 [ 1328.338447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.338534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.338618][ T32] r5:84bb7f8c r4:84bb7c00 [ 1328.338664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.338774][ T32] r7:ddde2d80 r6:83018200 r5:84bb7f8c r4:85080d80 [ 1328.338842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.338944][ T32] r10:61c88647 r9:85018c00 r8:85080dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.338994][ T32] r4:85080d80 [ 1328.339037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.339166][ T32] r10:00000000 r9:85080d80 r8:80287e08 r7:e061de60 r6:85080e00 r5:85018c00 [ 1328.339239][ T32] r4:00000001 [ 1328.339296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.339378][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1328.339432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.339490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.339551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.339634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.339694][ T32] r4:85009d40 [ 1328.340370][ T32] INFO: task kworker/1:106:3776 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.340453][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.340581][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.340702][ T32] Call trace: [ 1328.340777][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.340886][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.340965][ T32] r4:00000000 [ 1328.341044][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.341159][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.341223][ T32] 5d20: d39c6000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.341286][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.341468][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.341536][ T32] r5:80050013 r4:80239bb0 [ 1328.341588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.341669][ T32] r4:82ac21e4 [ 1328.341693][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.341735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.341758][ T32] r4:e0105dc0 [ 1328.341778][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.341835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.341862][ T32] r4:00000000 [ 1328.341962][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.342014][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.342039][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.342091][ T32] r5:00001000 r4:e0433000 [ 1328.342112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.342152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.342193][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.342212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.342257][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.342279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.342325][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.342414][ T32] r4:84aec980 [ 1328.342465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.342516][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.342541][ T32] r4:00000001 [ 1328.342561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.342595][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.342678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.342710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.342747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.342810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.342836][ T32] r4:849d6240 [ 1328.342887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.342917][ T32] INFO: task kworker/1:107:3778 blocked for more than 454 seconds. [ 1328.355195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.355310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.355337][ T32] task:kworker/1:107 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.355402][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.355533][ T32] Call trace: [ 1328.355728][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.355791][ T32] r10:8291a684 r9:e0625d84 r8:00000002 r7:60000113 r6:e0625d8c r5:85019800 [ 1328.355845][ T32] r4:85019800 [ 1328.355870][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.355972][ T32] r5:85019800 r4:8291a680 [ 1328.355999][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.356197][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.356270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0625e08 [ 1328.356323][ T32] r4:00000000 [ 1328.356346][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.356383][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.356432][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.356502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003100 [ 1328.356527][ T32] r4:00000000 [ 1328.356574][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.356624][ T32] r9:83018205 r8:85019800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1328.356648][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.356691][ T32] r5:00001000 r4:e0119000 [ 1328.356739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.356811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.356857][ T32] r5:84bbc38c r4:84bbc000 [ 1328.356935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.357007][ T32] r7:ddde2d80 r6:83018200 r5:84bbc38c r4:85080e80 [ 1328.357032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.357087][ T32] r10:61c88647 r9:85019800 r8:85080eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.357165][ T32] r4:85080e80 [ 1328.357188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.357235][ T32] r10:00000000 r9:85080e80 r8:80287e08 r7:e0619e60 r6:85080f00 r5:85019800 [ 1328.357257][ T32] r4:00000001 [ 1328.357330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.357400][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1328.357463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.357534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.357590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.357650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.357696][ T32] r4:85003000 [ 1328.358327][ T32] INFO: task kworker/1:107:3778 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.358441][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.358588][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.358677][ T32] Call trace: [ 1328.358744][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.358847][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.358900][ T32] r4:00000000 [ 1328.358970][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.359083][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.359156][ T32] 5d20: d39c6000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.359218][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.359290][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.359364][ T32] r5:80050013 r4:80239bb0 [ 1328.359526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.359628][ T32] r4:82ac21e4 [ 1328.359701][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.359813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.359872][ T32] r4:e0105dc0 [ 1328.359917][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.360015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.360099][ T32] r4:00000000 [ 1328.360163][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.360263][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.360313][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.360426][ T32] r5:00001000 r4:e0433000 [ 1328.360491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.360583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.360666][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.360714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.360813][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.360888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.360985][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.361041][ T32] r4:84aec980 [ 1328.361097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.361164][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.361190][ T32] r4:00000001 [ 1328.361209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.361374][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.361441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.361549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.361579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.361610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.361633][ T32] r4:849d6240 [ 1328.361750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.361854][ T32] INFO: task kworker/1:108:3781 blocked for more than 454 seconds. [ 1328.361962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.361989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.362075][ T32] task:kworker/1:108 state:D stack:0 pid:3781 tgid:3781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.362133][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.362175][ T32] Call trace: [ 1328.362438][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.362489][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:85023000 [ 1328.362512][ T32] r4:85023000 [ 1328.362531][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.362572][ T32] r5:85023000 r4:8291a680 [ 1328.362591][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.362628][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.362725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1328.362751][ T32] r4:00000000 [ 1328.362771][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.362832][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.362870][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.363075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003300 [ 1328.389888][ T32] r4:00000000 [ 1328.389941][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.390018][ T32] r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1328.390070][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.390126][ T32] r5:00001000 r4:e0127000 [ 1328.390148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.390188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.390338][ T32] r5:84bbc78c r4:84bbc400 [ 1328.390392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.390445][ T32] r7:ddde2d80 r6:83018200 r5:84bbc78c r4:85080f80 [ 1328.390467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.390541][ T32] r10:61c88647 r9:85023000 r8:85080fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.390569][ T32] r4:85080f80 [ 1328.390617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.390716][ T32] r10:00000000 r9:85080f80 r8:80287e08 r7:e0625e60 r6:85002a00 r5:85023000 [ 1328.390815][ T32] r4:00000001 [ 1328.390837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.390903][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.390954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.390996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.391027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.391112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.391167][ T32] r4:85003140 [ 1328.391573][ T32] INFO: task kworker/1:108:3781 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.391612][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.392004][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.392063][ T32] Call trace: [ 1328.392104][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.392173][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.392203][ T32] r4:00000000 [ 1328.392223][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.392264][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.392327][ T32] 5d20: d3c82000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.392366][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.392419][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.392448][ T32] r5:80050013 r4:80239bb0 [ 1328.392527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.392627][ T32] r4:82ac21e4 [ 1328.392655][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.392700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.392800][ T32] r4:e0105dc0 [ 1328.392879][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.392927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.392949][ T32] r4:00000000 [ 1328.393035][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.406623][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.406676][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.406771][ T32] r5:00001000 r4:e0433000 [ 1328.406800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.406864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.406913][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.406934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.406984][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.407005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.407052][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.407085][ T32] r4:84aec980 [ 1328.407106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.407224][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.407388][ T32] r4:00000001 [ 1328.407415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.407456][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.407490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.407546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.407577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.407607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.407628][ T32] r4:849d6240 [ 1328.407726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.407772][ T32] INFO: task kworker/1:109:3782 blocked for more than 454 seconds. [ 1328.407807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.407923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.407950][ T32] task:kworker/1:109 state:D stack:0 pid:3782 tgid:3782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.408150][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.408236][ T32] Call trace: [ 1328.408300][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.408399][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:85024800 [ 1328.408447][ T32] r4:85024800 [ 1328.408491][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.408574][ T32] r5:85024800 r4:8291a680 [ 1328.408617][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.408726][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.408828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1328.408880][ T32] r4:00000000 [ 1328.408944][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.409035][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.409130][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.409196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003480 [ 1328.409219][ T32] r4:00000000 [ 1328.409238][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.409282][ T32] r9:83018205 r8:85024800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1328.409324][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.409425][ T32] r5:00001000 r4:e0437000 [ 1328.409449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.409735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.409784][ T32] r5:84bbcb8c r4:84bbc800 [ 1328.409806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.409869][ T32] r7:ddde2d80 r6:83018200 r5:84bbcb8c r4:84bfd000 [ 1328.409932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.409994][ T32] r10:61c88647 r9:85024800 r8:84bfd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.410020][ T32] r4:84bfd000 [ 1328.410065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.410159][ T32] r10:00000000 r9:84bfd000 r8:80287e08 r7:e0635e60 r6:85002a80 r5:85024800 [ 1328.410185][ T32] r4:00000001 [ 1328.410206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.410243][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1328.410271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.410299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.410385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.410493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.410687][ T32] r4:85003000 [ 1328.411121][ T32] INFO: task kworker/1:109:3782 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.411160][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.411219][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.411262][ T32] Call trace: [ 1328.411291][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.411342][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.411366][ T32] r4:00000000 [ 1328.411385][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.411424][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.411453][ T32] 5d20: d3fa0000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.411481][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.411580][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.411695][ T32] r5:80050013 r4:80239bb0 [ 1328.411797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.411902][ T32] r4:82ac21e4 [ 1328.411927][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.411970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.411992][ T32] r4:e0105dc0 [ 1328.412011][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.412051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.412082][ T32] r4:00000000 [ 1328.412103][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.412147][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.412295][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.412383][ T32] r5:00001000 r4:e0433000 [ 1328.412406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.412476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.412522][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.412541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.412605][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.412629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.412729][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.412756][ T32] r4:84aec980 [ 1328.412837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.412887][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.412929][ T32] r4:00000001 [ 1328.413016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.433779][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.433841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.433874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.433903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.433937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.433980][ T32] r4:849d6240 [ 1328.434012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.434052][ T32] INFO: task kworker/1:110:3784 blocked for more than 454 seconds. [ 1328.434099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.434126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.434148][ T32] task:kworker/1:110 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.434271][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.434399][ T32] Call trace: [ 1328.434436][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.434510][ T32] r10:8291a684 r9:e0629d84 r8:00000002 r7:60000013 r6:e0629d8c r5:8501a400 [ 1328.434538][ T32] r4:8501a400 [ 1328.434561][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.434609][ T32] r5:8501a400 r4:8291a680 [ 1328.434631][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.434674][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.434719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0629e08 [ 1328.434743][ T32] r4:00000000 [ 1328.434764][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.434801][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.434855][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.434933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003740 [ 1328.434961][ T32] r4:00000000 [ 1328.434983][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.435058][ T32] r9:83018205 r8:8501a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1328.435102][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.435150][ T32] r5:00001000 r4:e0455000 [ 1328.435201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.435251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.435298][ T32] r5:84bbd38c r4:84bbd000 [ 1328.435318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.435367][ T32] r7:ddde2d80 r6:83018200 r5:84bbd38c r4:84bfd080 [ 1328.435388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.435433][ T32] r10:61c88647 r9:8501a400 r8:84bfd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.435456][ T32] r4:84bfd080 [ 1328.435476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.435522][ T32] r10:00000000 r9:84bfd080 r8:80287e08 r7:e0639e60 r6:84bfd100 r5:8501a400 [ 1328.435545][ T32] r4:00000001 [ 1328.435592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.435635][ T32] Exception stack(0xe0629fb0 to 0xe0629ff8) [ 1328.435662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.435691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.435716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.435763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.435815][ T32] r4:850033c0 [ 1328.436226][ T32] INFO: task kworker/1:110:3784 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.436264][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.436323][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.436365][ T32] Call trace: [ 1328.436394][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.436443][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.436466][ T32] r4:00000000 [ 1328.436486][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.436526][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.436556][ T32] 5d20: d4397000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.436584][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.436609][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.436632][ T32] r5:80050013 r4:80239bb0 [ 1328.436671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.436740][ T32] r4:82ac21e4 [ 1328.436791][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.436862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.436888][ T32] r4:e0105dc0 [ 1328.436908][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.436949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.436984][ T32] r4:00000000 [ 1328.437038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.437138][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.437198][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.437259][ T32] r5:00001000 r4:e0433000 [ 1328.437282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.437358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.437427][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.437453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.437564][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.437624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.437732][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.437786][ T32] r4:84aec980 [ 1328.437828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.437916][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.437965][ T32] r4:00000001 [ 1328.438028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.438121][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.438180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.438253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.438317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.438379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.438427][ T32] r4:849d6240 [ 1328.438471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.438528][ T32] INFO: task kworker/1:111:3786 blocked for more than 454 seconds. [ 1328.438583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.438660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.438731][ T32] task:kworker/1:111 state:D stack:0 pid:3786 tgid:3786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.438850][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.438943][ T32] Call trace: [ 1328.439011][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.439143][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:8501b000 [ 1328.439199][ T32] r4:8501b000 [ 1328.439246][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.439337][ T32] r5:8501b000 r4:8291a680 [ 1328.439385][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.439474][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.439568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 [ 1328.439639][ T32] r4:00000000 [ 1328.439687][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.439765][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.439839][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.439936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003580 [ 1328.439986][ T32] r4:00000000 [ 1328.440077][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.440179][ T32] r9:83018205 r8:8501b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1328.440233][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.440321][ T32] r5:00001000 r4:e0449000 [ 1328.440369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.440453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.440541][ T32] r5:84bbcf8c r4:84bbcc00 [ 1328.440584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.440683][ T32] r7:ddde2d80 r6:83018200 r5:84bbcf8c r4:84bfd180 [ 1328.440727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.440826][ T32] r10:61c88647 r9:8501b000 r8:84bfd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.440901][ T32] r4:84bfd180 [ 1328.440967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.441063][ T32] r10:00000000 r9:84bfd180 r8:80287e08 r7:e0629e60 r6:84bfd200 r5:8501b000 [ 1328.441194][ T32] r4:00000001 [ 1328.441225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.441267][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1328.441324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.441354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.441381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.441409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.441434][ T32] r4:850033c0 [ 1328.441693][ T32] INFO: task kworker/1:111:3786 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.441731][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.441788][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.441869][ T32] Call trace: [ 1328.441911][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.441965][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.441988][ T32] r4:00000000 [ 1328.442009][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.442048][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.442105][ T32] 5d20: d4397000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.442137][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.442163][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.442188][ T32] r5:80050013 r4:80239bb0 [ 1328.442208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.442259][ T32] r4:82ac21e4 [ 1328.442312][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.442357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.442407][ T32] r4:e0105dc0 [ 1328.442430][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.442474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.442523][ T32] r4:00000000 [ 1328.442547][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.442596][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.442617][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.442659][ T32] r5:00001000 r4:e0433000 [ 1328.442677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.442717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.442787][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.442815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.442864][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.442885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.442942][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.461010][ T32] r4:84aec980 [ 1328.461227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.461422][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.461495][ T32] r4:00000001 [ 1328.461544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.461632][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.461701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.461767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.461855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.461924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.461977][ T32] r4:849d6240 [ 1328.462028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.462106][ T32] INFO: task kworker/1:112:3788 blocked for more than 454 seconds. [ 1328.462180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.462237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.462292][ T32] task:kworker/1:112 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.462441][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.462557][ T32] Call trace: [ 1328.462630][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.462743][ T32] r10:8291a684 r9:e0641d84 r8:00000002 r7:60000013 r6:e0641d8c r5:8501bc00 [ 1328.462801][ T32] r4:8501bc00 [ 1328.462876][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.477541][ T32] r5:8501bc00 r4:8291a680 [ 1328.477726][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.477856][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.477969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 1328.478027][ T32] r4:00000000 [ 1328.478084][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.478186][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.478274][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.478362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850038c0 [ 1328.478417][ T32] r4:00000000 [ 1328.478462][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.478560][ T32] r9:83018205 r8:8501bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1328.478608][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.478698][ T32] r5:00001000 r4:e05a3000 [ 1328.478747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.478841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.478935][ T32] r5:84bbd78c r4:84bbd400 [ 1328.478987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.479104][ T32] r7:ddde2d80 r6:83018200 r5:84bbd78c r4:84bfd280 [ 1328.479160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.479290][ T32] r10:61c88647 r9:8501bc00 r8:84bfd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.479353][ T32] r4:84bfd280 [ 1328.479403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.479535][ T32] r10:00000000 r9:84bfd280 r8:80287e08 r7:e0629e60 r6:84bfd300 r5:8501bc00 [ 1328.479596][ T32] r4:00000001 [ 1328.479671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.479780][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1328.479882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.479959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.480028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.480114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.480178][ T32] r4:85003880 [ 1328.480910][ T32] INFO: task kworker/1:112:3788 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.481022][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.481245][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.481382][ T32] Call trace: [ 1328.481458][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.481567][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.481628][ T32] r4:00000000 [ 1328.481673][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.481755][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.481825][ T32] 5d20: d4596000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.481923][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.482015][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.482120][ T32] r5:80050013 r4:80239bb0 [ 1328.482189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.482307][ T32] r4:82ac21e4 [ 1328.482371][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.482467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.482521][ T32] r4:e0105dc0 [ 1328.482579][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.482680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.482760][ T32] r4:00000000 [ 1328.482816][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.482912][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.482959][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.492334][ T32] r5:00001000 r4:e0433000 [ 1328.492426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.492597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.492701][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.492752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.492874][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.492938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.501470][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.501652][ T32] r4:84aec980 [ 1328.501722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.501860][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.501911][ T32] r4:00000001 [ 1328.501977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.502139][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.502225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.502293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.502360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.502428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.502481][ T32] r4:849d6240 [ 1328.502560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.502647][ T32] INFO: task kworker/1:113:3790 blocked for more than 454 seconds. [ 1328.502728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.502790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.502860][ T32] task:kworker/1:113 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.513838][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.514163][ T32] Call trace: [ 1328.514282][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.514439][ T32] r10:8291a684 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:8501d400 [ 1328.514525][ T32] r4:8501d400 [ 1328.514620][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.514724][ T32] r5:8501d400 r4:8291a680 [ 1328.514800][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.514895][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.514988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1328.515042][ T32] r4:00000000 [ 1328.515122][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.515210][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.515302][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.515414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003c40 [ 1328.515486][ T32] r4:00000000 [ 1328.515535][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.515634][ T32] r9:83018205 r8:8501d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1328.515686][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.515782][ T32] r5:00001000 r4:e05e3000 [ 1328.515834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.515950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.516046][ T32] r5:84bbdf8c r4:84bbdc00 [ 1328.516109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.516215][ T32] r7:ddde2d80 r6:83018200 r5:84bbdf8c r4:84bfd380 [ 1328.516267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.516369][ T32] r10:61c88647 r9:8501d400 r8:84bfd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.516425][ T32] r4:84bfd380 [ 1328.516500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.516625][ T32] r10:00000000 r9:84bfd380 r8:80287e08 r7:e0641e60 r6:84bfd400 r5:8501d400 [ 1328.516685][ T32] r4:00000001 [ 1328.516734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.516816][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1328.516884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.516947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.517002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.517075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.517150][ T32] r4:85003500 [ 1328.517909][ T32] INFO: task kworker/1:113:3790 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.517997][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.518150][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.518263][ T32] Call trace: [ 1328.518338][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.520084][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.520181][ T32] r4:00000000 [ 1328.520240][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.520532][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.520620][ T32] 5d20: d4795000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.521142][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.521215][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.521274][ T32] r5:80050013 r4:80239bb0 [ 1328.521409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.521542][ T32] r4:82ac21e4 [ 1328.521640][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.521739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.521795][ T32] r4:e0105dc0 [ 1328.521841][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.521941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.521999][ T32] r4:00000000 [ 1328.522078][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.522189][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.522248][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.522349][ T32] r5:00001000 r4:e0433000 [ 1328.522404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.522496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.522588][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.522635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.522756][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.522814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.522916][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.547895][ T32] r4:84aec980 [ 1328.548078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.548253][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.548370][ T32] r4:00000001 [ 1328.548427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.548519][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.548605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.548678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.548756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.548830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.548905][ T32] r4:849d6240 [ 1328.548966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.549110][ T32] INFO: task kworker/1:114:3792 blocked for more than 455 seconds. [ 1328.549191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.549272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.549346][ T32] task:kworker/1:114 state:D stack:0 pid:3792 tgid:3792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.549686][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.549797][ T32] Call trace: [ 1328.549914][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.550031][ T32] r10:8291a684 r9:e0645d84 r8:00000002 r7:60000013 r6:e0645d8c r5:8501c800 [ 1328.550097][ T32] r4:8501c800 [ 1328.550144][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.550235][ T32] r5:8501c800 r4:8291a680 [ 1328.550307][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.550403][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.550515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 1328.550574][ T32] r4:00000000 [ 1328.550620][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.550701][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.550786][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.550877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003ac0 [ 1328.550931][ T32] r4:00000000 [ 1328.550995][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.551161][ T32] r9:83018205 r8:8501c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1328.551216][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.551308][ T32] r5:00001000 r4:e05bd000 [ 1328.551359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.551469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.551569][ T32] r5:84bbdb8c r4:84bbd800 [ 1328.551703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.551839][ T32] r7:ddde2d80 r6:83018200 r5:84bbdb8c r4:84bfd480 [ 1328.551894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.551998][ T32] r10:61c88647 r9:8501c800 r8:84bfd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.552051][ T32] r4:84bfd480 [ 1328.552108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.552208][ T32] r10:00000000 r9:84bfd480 r8:80287e08 r7:e063de60 r6:84bfd500 r5:8501c800 [ 1328.552264][ T32] r4:00000001 [ 1328.552309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.552409][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 1328.552488][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.552566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.552645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.552719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.552772][ T32] r4:85003c00 [ 1328.574752][ T32] INFO: task kworker/1:114:3792 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.574994][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.575216][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.575356][ T32] Call trace: [ 1328.575462][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.575594][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.575675][ T32] r4:00000000 [ 1328.575732][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.575833][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.575899][ T32] 5d20: d4962000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.575969][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.576035][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.576105][ T32] r5:80050013 r4:80239bb0 [ 1328.576157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.576256][ T32] r4:82ac21e4 [ 1328.576307][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.576399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.576554][ T32] r4:e0105dc0 [ 1328.576622][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.576720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.576778][ T32] r4:00000000 [ 1328.576827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.576947][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.577081][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.577186][ T32] r5:00001000 r4:e0433000 [ 1328.577236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.577354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.577450][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.577502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.577594][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.577663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.577792][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.577861][ T32] r4:84aec980 [ 1328.577911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.577999][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.578052][ T32] r4:00000001 [ 1328.578105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.578179][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.578236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.578296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.578348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.578417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.578468][ T32] r4:849d6240 [ 1328.578519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.578584][ T32] INFO: task kworker/1:115:3793 blocked for more than 455 seconds. [ 1328.578654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.578791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.578848][ T32] task:kworker/1:115 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.578948][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.579099][ T32] Call trace: [ 1328.579175][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.579271][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000113 r6:e0649d8c r5:8501ec00 [ 1328.579323][ T32] r4:8501ec00 [ 1328.579370][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.579459][ T32] r5:8501ec00 r4:8291a680 [ 1328.579531][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.579628][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.579721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1328.579773][ T32] r4:00000000 [ 1328.579819][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.580092][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.580187][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.580280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9040 [ 1328.580336][ T32] r4:00000000 [ 1328.580385][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.580495][ T32] r9:83018205 r8:8501ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1328.580551][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.580645][ T32] r5:00001000 r4:e05f1000 [ 1328.580692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.580775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.580872][ T32] r5:84bbe38c r4:84bbe000 [ 1328.580919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.581041][ T32] r7:ddde2d80 r6:83018200 r5:84bbe38c r4:84bfd580 [ 1328.581110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.581237][ T32] r10:61c88647 r9:8501ec00 r8:84bfd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.581322][ T32] r4:84bfd580 [ 1328.581420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.581532][ T32] r10:00000000 r9:84bfd580 r8:80287e08 r7:e063de60 r6:84bfd600 r5:8501ec00 [ 1328.581656][ T32] r4:00000001 [ 1328.581715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.581836][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1328.581903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.581969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.582034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.582120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.582178][ T32] r4:85003c00 [ 1328.582673][ T32] INFO: task kworker/1:115:3793 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.582757][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.582943][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.614582][ T32] Call trace: [ 1328.614681][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.614945][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.614974][ T32] r4:00000000 [ 1328.614997][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.615042][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.615088][ T32] 5d20: d4bdb000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.616089][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.616120][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.616385][ T32] r5:80050013 r4:80239bb0 [ 1328.616410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.616458][ T32] r4:82ac21e4 [ 1328.616480][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.616523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.617072][ T32] r4:e0105dc0 [ 1328.617536][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.617745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.617806][ T32] r4:00000000 [ 1328.617850][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.617980][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.618077][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.618178][ T32] r5:00001000 r4:e0433000 [ 1328.618229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.618315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.620035][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.620462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.621381][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.621410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.621462][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.621513][ T32] r4:84aec980 [ 1328.621735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.622074][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.622102][ T32] r4:00000001 [ 1328.622123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.622430][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.623209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.643746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.643894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.644009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.644087][ T32] r4:849d6240 [ 1328.644238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.644315][ T32] INFO: task kworker/1:116:3795 blocked for more than 455 seconds. [ 1328.644423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.644488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.644564][ T32] task:kworker/1:116 state:D stack:0 pid:3795 tgid:3795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.644695][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.644828][ T32] Call trace: [ 1328.644904][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.645104][ T32] r10:8291a684 r9:e0651d84 r8:00000002 r7:60000113 r6:e0651d8c r5:8501e000 [ 1328.645167][ T32] r4:8501e000 [ 1328.645215][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.645324][ T32] r5:8501e000 r4:8291a680 [ 1328.645424][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.645519][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.645610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1328.645661][ T32] r4:00000000 [ 1328.645709][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.645831][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.645928][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.646027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9140 [ 1328.646251][ T32] r4:00000000 [ 1328.646318][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.646425][ T32] r9:83018205 r8:8501e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1328.646478][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.646612][ T32] r5:00001000 r4:e065b000 [ 1328.646672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.646765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.647055][ T32] r5:84bbe78c r4:84bbe400 [ 1328.647128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.647238][ T32] r7:ddde2d80 r6:83018200 r5:84bbe78c r4:84bfd680 [ 1328.647628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.647739][ T32] r10:61c88647 r9:8501e000 r8:84bfd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.647792][ T32] r4:84bfd680 [ 1328.647838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.648196][ T32] r10:00000000 r9:84bfd680 r8:80287e08 r7:e0649e60 r6:84bfd700 r5:8501e000 [ 1328.648266][ T32] r4:00000001 [ 1328.648317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.648411][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 1328.648632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.648856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.648981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.649076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.649319][ T32] r4:85003940 [ 1328.650078][ T32] INFO: task kworker/1:116:3795 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.650273][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.650519][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.650710][ T32] Call trace: [ 1328.650788][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.650885][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.650939][ T32] r4:00000000 [ 1328.650988][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.651233][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.651352][ T32] 5d20: d4c87000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.651437][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.651596][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.651671][ T32] r5:80050013 r4:80239bb0 [ 1328.651723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.651817][ T32] r4:82ac21e4 [ 1328.651868][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.651962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.652084][ T32] r4:e0105dc0 [ 1328.652256][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.652361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.652417][ T32] r4:00000000 [ 1328.652598][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.652708][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.652762][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.653089][ T32] r5:00001000 r4:e0433000 [ 1328.684084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.684183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.685154][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.685184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.685238][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.685261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.686074][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.686107][ T32] r4:84aec980 [ 1328.686128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.686178][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.686202][ T32] r4:00000001 [ 1328.686427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.686472][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.687024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.687057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.688113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.688230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.688261][ T32] r4:849d6240 [ 1328.689083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.689139][ T32] INFO: task kworker/1:117:3799 blocked for more than 455 seconds. [ 1328.689306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.689994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.690026][ T32] task:kworker/1:117 state:D stack:0 pid:3799 tgid:3799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.690095][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.690694][ T32] Call trace: [ 1328.690733][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.693042][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:84b90000 [ 1328.716050][ T32] r4:84b90000 [ 1328.716108][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.716181][ T32] r5:84b90000 r4:8291a680 [ 1328.716204][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.716246][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.716290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1328.716353][ T32] r4:00000000 [ 1328.716378][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.716429][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.716474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.716516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9440 [ 1328.716538][ T32] r4:00000000 [ 1328.716664][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.716717][ T32] r9:83018205 r8:84b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1328.716788][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.716838][ T32] r5:00001000 r4:e0673000 [ 1328.716859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.716925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.716973][ T32] r5:84bbef8c r4:84bbec00 [ 1328.716993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.717043][ T32] r7:ddde2d80 r6:83018200 r5:84bbef8c r4:84bfd780 [ 1328.717063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.717165][ T32] r10:61c88647 r9:84b90000 r8:84bfd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.717250][ T32] r4:84bfd780 [ 1328.717275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.717401][ T32] r10:00000000 r9:84bfd780 r8:80287e08 r7:e0651e60 r6:84bfd800 r5:84b90000 [ 1328.717432][ T32] r4:00000001 [ 1328.717457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.717765][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1328.717856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.717918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.717970][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.718061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.718131][ T32] r4:84bf9100 [ 1328.718781][ T32] INFO: task kworker/1:117:3799 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.718991][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.719309][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.719462][ T32] Call trace: [ 1328.719540][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.719649][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.719726][ T32] r4:00000000 [ 1328.719779][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.719879][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.720076][ T32] 5d20: d5204000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.720227][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.720293][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.720347][ T32] r5:80050013 r4:80239bb0 [ 1328.720542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.720641][ T32] r4:82ac21e4 [ 1328.720753][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.721071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.721142][ T32] r4:e0105dc0 [ 1328.721192][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.721283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.721364][ T32] r4:00000000 [ 1328.721394][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.721441][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.721463][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.721545][ T32] r5:00001000 r4:e0433000 [ 1328.721570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.721610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.721688][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.721754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.721973][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.721998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.722090][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.722153][ T32] r4:84aec980 [ 1328.722175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.722258][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.722284][ T32] r4:00000001 [ 1328.722303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.722459][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.722492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.722521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.722653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.722684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.722708][ T32] r4:849d6240 [ 1328.722729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.722759][ T32] INFO: task kworker/1:118:3800 blocked for more than 455 seconds. [ 1328.722794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.722820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.722929][ T32] task:kworker/1:118 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.746000][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.746166][ T32] Call trace: [ 1328.746203][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.746285][ T32] r10:8291a684 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:84b90c00 [ 1328.746314][ T32] r4:84b90c00 [ 1328.746336][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.746380][ T32] r5:84b90c00 r4:8291a680 [ 1328.746400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.746530][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.746578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 [ 1328.746765][ T32] r4:00000000 [ 1328.746791][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.746834][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.746876][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.746916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9200 [ 1328.747000][ T32] r4:00000000 [ 1328.747121][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.747174][ T32] r9:83018205 r8:84b90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1328.747585][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.747633][ T32] r5:00001000 r4:e0661000 [ 1328.747654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.747694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.747736][ T32] r5:84bbeb8c r4:84bbe800 [ 1328.747757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.747806][ T32] r7:ddde2d80 r6:83018200 r5:84bbeb8c r4:84bfd880 [ 1328.747827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.748017][ T32] r10:61c88647 r9:84b90c00 r8:84bfd8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.748130][ T32] r4:84bfd880 [ 1328.748155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.748204][ T32] r10:00000000 r9:84bfd880 r8:80287e08 r7:e064de60 r6:84bfd900 r5:84b90c00 [ 1328.748226][ T32] r4:00000001 [ 1328.748245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.748319][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) [ 1328.748377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.748431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.748510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.748627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.748683][ T32] r4:84bf9100 [ 1328.749357][ T32] INFO: task kworker/1:118:3800 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.749517][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.749773][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.749868][ T32] Call trace: [ 1328.750024][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.750140][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.750194][ T32] r4:00000000 [ 1328.750241][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.750323][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.750401][ T32] 5d20: d555b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.750474][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.750529][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.750583][ T32] r5:80050013 r4:80239bb0 [ 1328.750631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.750724][ T32] r4:82ac21e4 [ 1328.750769][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.750966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.751027][ T32] r4:e0105dc0 [ 1328.751093][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.751143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.751167][ T32] r4:00000000 [ 1328.751186][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.751232][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.751254][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.751333][ T32] r5:00001000 r4:e0433000 [ 1328.751546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.751592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.751636][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.751655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.751700][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.751760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.751811][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.751834][ T32] r4:84aec980 [ 1328.751882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.751932][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.752090][ T32] r4:00000001 [ 1328.752119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.752159][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.752224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.752256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.752282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.752310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.752346][ T32] r4:849d6240 [ 1328.752370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.752399][ T32] INFO: task kworker/1:119:3803 blocked for more than 455 seconds. [ 1328.752434][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.752460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.752483][ T32] task:kworker/1:119 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.752555][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.752801][ T32] Call trace: [ 1328.752831][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.752898][ T32] r10:8291a684 r9:e0671d84 r8:00000002 r7:60000113 r6:e0671d8c r5:84b91800 [ 1328.752991][ T32] r4:84b91800 [ 1328.783914][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.784093][ T32] r5:84b91800 r4:8291a680 [ 1328.784148][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.784236][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.784342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0671e08 [ 1328.784395][ T32] r4:00000000 [ 1328.784471][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.784571][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.784656][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.784748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9500 [ 1328.784825][ T32] r4:00000000 [ 1328.784879][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.784974][ T32] r9:83018205 r8:84b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1328.785014][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.785109][ T32] r5:00001000 r4:e0679000 [ 1328.785175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.785244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.785340][ T32] r5:84bbf38c r4:84bbf000 [ 1328.785396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.785481][ T32] r7:ddde2d80 r6:83018200 r5:84bbf38c r4:84bfd980 [ 1328.785537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.785617][ T32] r10:61c88647 r9:84b91800 r8:84bfd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.785655][ T32] r4:84bfd980 [ 1328.785688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.785763][ T32] r10:00000000 r9:84bfd980 r8:80287e08 r7:e064de60 r6:84bfda00 r5:84b91800 [ 1328.785800][ T32] r4:00000001 [ 1328.785831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.785890][ T32] Exception stack(0xe0671fb0 to 0xe0671ff8) [ 1328.785938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.785985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.786027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.786074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.786135][ T32] r4:84bf9400 [ 1328.786796][ T32] INFO: task kworker/1:119:3803 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.786857][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.786996][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.787071][ T32] Call trace: [ 1328.787128][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.787209][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.787247][ T32] r4:00000000 [ 1328.787279][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.787348][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.787428][ T32] 5d20: d5faa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.787497][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.787541][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.787581][ T32] r5:80050013 r4:80239bb0 [ 1328.787648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.787738][ T32] r4:82ac21e4 [ 1328.787774][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.787841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.787876][ T32] r4:e0105dc0 [ 1328.787935][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.788036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.788079][ T32] r4:00000000 [ 1328.788114][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.788187][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.788221][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.788337][ T32] r5:00001000 r4:e0433000 [ 1328.788403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.788469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.788536][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.788569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.788641][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.788695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.788782][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.788819][ T32] r4:84aec980 [ 1328.788852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.788925][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.788962][ T32] r4:00000001 [ 1328.789012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.789072][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.789116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.789161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.789232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.789282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.789350][ T32] r4:849d6240 [ 1328.789413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.789492][ T32] INFO: task kworker/1:120:3804 blocked for more than 455 seconds. [ 1328.789548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.789593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.789627][ T32] task:kworker/1:120 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.789727][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.789837][ T32] Call trace: [ 1328.789914][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.789994][ T32] r10:8291a684 r9:e067dd84 r8:00000002 r7:60000013 r6:e067dd8c r5:84b92400 [ 1328.790032][ T32] r4:84b92400 [ 1328.790063][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.790131][ T32] r5:84b92400 r4:8291a680 [ 1328.790163][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.790225][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.790291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 [ 1328.790331][ T32] r4:00000000 [ 1328.790378][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.790496][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.790556][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.790638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9700 [ 1328.790677][ T32] r4:00000000 [ 1328.790723][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.790798][ T32] r9:83018205 r8:84b92400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1328.790835][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.790901][ T32] r5:00001000 r4:e0687000 [ 1328.790934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.791014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.791109][ T32] r5:84bbf78c r4:84bbf400 [ 1328.791143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.791233][ T32] r7:ddde2d80 r6:83018200 r5:84bbf78c r4:84bfda80 [ 1328.791279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.791361][ T32] r10:61c88647 r9:84b92400 r8:84bfdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.791412][ T32] r4:84bfda80 [ 1328.791446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.791537][ T32] r10:00000000 r9:84bfda80 r8:80287e08 r7:e0671e60 r6:84bfdb00 r5:84b92400 [ 1328.791603][ T32] r4:00000001 [ 1328.791638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.791697][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1328.791739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.791785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.791828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.791875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.791910][ T32] r4:84bf9540 [ 1328.792286][ T32] INFO: task kworker/1:120:3804 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.792368][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.792474][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.792561][ T32] Call trace: [ 1328.792649][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.792750][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.792799][ T32] r4:00000000 [ 1328.792844][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.792923][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.806598][ T32] 5d20: d5faa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.806817][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.806883][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.806948][ T32] r5:80050013 r4:80239bb0 [ 1328.807006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.807145][ T32] r4:82ac21e4 [ 1328.807200][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.807301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.807373][ T32] r4:e0105dc0 [ 1328.807458][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.807569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.807840][ T32] r4:00000000 [ 1328.807915][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.808070][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.808161][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.808422][ T32] r5:00001000 r4:e0433000 [ 1328.808488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.808586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.808679][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.808867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.808970][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.809020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.809118][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.809338][ T32] r4:84aec980 [ 1328.809415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.809595][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.810012][ T32] r4:00000001 [ 1328.810156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.810526][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.810616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.810685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.810752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.810839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.810899][ T32] r4:849d6240 [ 1328.810975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.811111][ T32] INFO: task kworker/1:121:3806 blocked for more than 455 seconds. [ 1328.811190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.811253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.811306][ T32] task:kworker/1:121 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.811476][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.811621][ T32] Call trace: [ 1328.811690][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.811799][ T32] r10:8291a684 r9:e0685d84 r8:00000002 r7:60000113 r6:e0685d8c r5:84b93000 [ 1328.811851][ T32] r4:84b93000 [ 1328.811897][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.812017][ T32] r5:84b93000 r4:8291a680 [ 1328.812076][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.812172][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.812267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0685e08 [ 1328.812322][ T32] r4:00000000 [ 1328.812453][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.812537][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.812621][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.812715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9900 [ 1328.812770][ T32] r4:00000000 [ 1328.812816][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.812998][ T32] r9:83018205 r8:84b93000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1328.834644][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.834842][ T32] r5:00001000 r4:e068d000 [ 1328.834896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.834985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.835080][ T32] r5:84bbfb8c r4:84bbf800 [ 1328.835130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.835230][ T32] r7:ddde2d80 r6:83018200 r5:84bbfb8c r4:84bfdb80 [ 1328.835304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.835402][ T32] r10:61c88647 r9:84b93000 r8:84bfdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.835458][ T32] r4:84bfdb80 [ 1328.835523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.835606][ T32] r10:00000000 r9:84bfdb80 r8:80287e08 r7:e067de60 r6:84bfdc00 r5:84b93000 [ 1328.835642][ T32] r4:00000001 [ 1328.835674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.835734][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 1328.835783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.835829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.835873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.835920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.835956][ T32] r4:84bf9640 [ 1328.836603][ T32] INFO: task kworker/1:121:3806 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.836664][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.836794][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.836873][ T32] Call trace: [ 1328.836922][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.837005][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.837043][ T32] r4:00000000 [ 1328.837074][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.837172][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.837281][ T32] 5d20: d618e000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.837358][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.837400][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.837441][ T32] r5:80050013 r4:80239bb0 [ 1328.837474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.837542][ T32] r4:82ac21e4 [ 1328.837574][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.837640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.837675][ T32] r4:e0105dc0 [ 1328.837723][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.837796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.837832][ T32] r4:00000000 [ 1328.837864][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.837937][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.837971][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.838084][ T32] r5:00001000 r4:e0433000 [ 1328.838122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.838226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.838338][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.838444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.838524][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.838559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.838661][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.838728][ T32] r4:84aec980 [ 1328.838762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.838837][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.838876][ T32] r4:00000001 [ 1328.838906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.838962][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.839004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.839051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.839096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.839142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.839177][ T32] r4:849d6240 [ 1328.839212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.839285][ T32] INFO: task kworker/1:122:3808 blocked for more than 455 seconds. [ 1328.839376][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.839430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.839492][ T32] task:kworker/1:122 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.839570][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.839637][ T32] Call trace: [ 1328.839707][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.839783][ T32] r10:8291a684 r9:e0691d84 r8:00000002 r7:60000113 r6:e0691d8c r5:84b93c00 [ 1328.839819][ T32] r4:84b93c00 [ 1328.839851][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.839922][ T32] r5:84b93c00 r4:8291a680 [ 1328.839975][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.840045][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.840131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 1328.840172][ T32] r4:00000000 [ 1328.840203][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.840258][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.840312][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.840411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9a00 [ 1328.840450][ T32] r4:00000000 [ 1328.840482][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.840552][ T32] r9:83018205 r8:84b93c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1328.840643][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.840714][ T32] r5:00001000 r4:e069b000 [ 1328.840746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.840806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.840874][ T32] r5:84bbff8c r4:84bbfc00 [ 1328.840904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.841006][ T32] r7:ddde2d80 r6:83018200 r5:84bbff8c r4:84bfdc80 [ 1328.841065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.841166][ T32] r10:61c88647 r9:84b93c00 r8:84bfdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.841208][ T32] r4:84bfdc80 [ 1328.841240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.841379][ T32] r10:00000000 r9:84bfdc80 r8:80287e08 r7:e0685e60 r6:84bfdd00 r5:84b93c00 [ 1328.841422][ T32] r4:00000001 [ 1328.841454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.841540][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.841623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.841702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.841749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.841795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.841833][ T32] r4:84bf98c0 [ 1328.842208][ T32] INFO: task kworker/1:122:3808 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.842266][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.842382][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.842571][ T32] Call trace: [ 1328.842652][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.842774][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.842833][ T32] r4:00000000 [ 1328.842881][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.870244][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.870454][ T32] 5d20: d6384000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.870509][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.870570][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.870647][ T32] r5:80050013 r4:80239bb0 [ 1328.870719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.870833][ T32] r4:82ac21e4 [ 1328.870868][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.870976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.871172][ T32] r4:e0105dc0 [ 1328.871214][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.871290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.871336][ T32] r4:00000000 [ 1328.871370][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.871445][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.871566][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.871682][ T32] r5:00001000 r4:e0433000 [ 1328.871720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.871786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.871854][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.871895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.871974][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.872082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.872169][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.872206][ T32] r4:84aec980 [ 1328.872238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.872314][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.872502][ T32] r4:00000001 [ 1328.872566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.872640][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.872796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.872868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.872923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.872980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.883733][ T32] r4:849d6240 [ 1328.883876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.883945][ T32] INFO: task kworker/1:123:3810 blocked for more than 455 seconds. [ 1328.884014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.884150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.884211][ T32] task:kworker/1:123 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.884422][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.884583][ T32] Call trace: [ 1328.884655][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.884769][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:84b94800 [ 1328.884825][ T32] r4:84b94800 [ 1328.884870][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.885015][ T32] r5:84b94800 r4:8291a680 [ 1328.885128][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.885229][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.885349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1328.885450][ T32] r4:00000000 [ 1328.885609][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.885720][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.885788][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.885894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85003940 [ 1328.885997][ T32] r4:00000000 [ 1328.886033][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.886113][ T32] r9:83018205 r8:84b94800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1328.886237][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.886334][ T32] r5:00001000 r4:e06b5000 [ 1328.886372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.886526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.886635][ T32] r5:84bc8b8c r4:84bc8800 [ 1328.886674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.886751][ T32] r7:ddde2d80 r6:83018200 r5:84bc8b8c r4:84bfdd80 [ 1328.886785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.886858][ T32] r10:61c88647 r9:84b94800 r8:84bfddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.886893][ T32] r4:84bfdd80 [ 1328.886924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.886997][ T32] r10:00000000 r9:84bfdd80 r8:80287e08 r7:e0691e60 r6:84bfde00 r5:84b94800 [ 1328.887034][ T32] r4:00000001 [ 1328.887065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.887177][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1328.887268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.887317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.887448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.887499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.887536][ T32] r4:84bf9980 [ 1328.888176][ T32] INFO: task kworker/1:123:3810 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.888295][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.888611][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.888725][ T32] Call trace: [ 1328.888861][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.888940][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.889154][ T32] r4:00000000 [ 1328.889315][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.889396][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.889479][ T32] 5d20: d63e1000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.889598][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.889906][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.889949][ T32] r5:80050013 r4:80239bb0 [ 1328.890000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.890195][ T32] r4:82ac21e4 [ 1328.890298][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.890410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.890450][ T32] r4:e0105dc0 [ 1328.890482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.890630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.890791][ T32] r4:00000000 [ 1328.890827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.891453][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.892890][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.920672][ T32] r5:00001000 r4:e0433000 [ 1328.920735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.920807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.920884][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.920930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.921005][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.921029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.921103][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.921129][ T32] r4:84aec980 [ 1328.921150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.921198][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.921220][ T32] r4:00000001 [ 1328.921240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.921315][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.921358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.921387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.921438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.921470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.921492][ T32] r4:849d6240 [ 1328.921516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.921588][ T32] INFO: task kworker/1:124:3812 blocked for more than 455 seconds. [ 1328.921626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.921672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.921726][ T32] task:kworker/1:124 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.921809][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.921856][ T32] Call trace: [ 1328.921907][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.921963][ T32] r10:8291a684 r9:e06a5d84 r8:00000002 r7:60000013 r6:e06a5d8c r5:84b95400 [ 1328.922007][ T32] r4:84b95400 [ 1328.922031][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.922074][ T32] r5:84b95400 r4:8291a680 [ 1328.922122][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.922188][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.922254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 1328.922299][ T32] r4:00000000 [ 1328.922341][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1328.922379][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1328.922441][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.922507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9bc0 [ 1328.922533][ T32] r4:00000000 [ 1328.922553][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.922600][ T32] r9:83018205 r8:84b95400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1328.922621][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.922705][ T32] r5:00001000 r4:e06a1000 [ 1328.922727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.922767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.922808][ T32] r5:84bc838c r4:84bc8000 [ 1328.922829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.922873][ T32] r7:ddde2d80 r6:83018200 r5:84bc838c r4:84bfde80 [ 1328.922894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.922938][ T32] r10:61c88647 r9:84b95400 r8:84bfdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.922960][ T32] r4:84bfde80 [ 1328.923031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.940745][ T32] r10:00000000 r9:84bfde80 r8:80287e08 r7:e0699e60 r6:84bfdf00 r5:84b95400 [ 1328.941329][ T32] r4:00000001 [ 1328.941381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.941486][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 1328.941524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.941556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.941585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.942780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.942811][ T32] r4:84bf9ac0 [ 1328.955919][ T32] INFO: task kworker/1:124:3812 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1328.956093][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.956247][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.956993][ T32] Call trace: [ 1328.958408][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.958896][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1328.958927][ T32] r4:00000000 [ 1328.959817][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.961088][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1328.961170][ T32] 5d20: d6e37000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1328.962549][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1328.962596][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.962946][ T32] r5:80050013 r4:80239bb0 [ 1328.989813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.990065][ T32] r4:82ac21e4 [ 1328.990118][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.990218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1328.990272][ T32] r4:e0105dc0 [ 1328.990317][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1328.990420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1328.990469][ T32] r4:00000000 [ 1328.990513][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1328.990635][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1328.990709][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.990812][ T32] r5:00001000 r4:e0433000 [ 1328.990863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.990951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.991037][ T32] r5:84b4eb8c r4:84b4e800 [ 1328.991109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.991205][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1328.991269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.991370][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.991437][ T32] r4:84aec980 [ 1328.991482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.991573][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1328.991626][ T32] r4:00000001 [ 1328.991703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.991794][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1328.991861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.991956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.992026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.992096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.992183][ T32] r4:849d6240 [ 1328.992266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.992339][ T32] INFO: task kworker/1:125:3814 blocked for more than 455 seconds. [ 1328.992425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.992488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.992542][ T32] task:kworker/1:125 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.992672][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.992794][ T32] Call trace: [ 1328.992865][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1328.992981][ T32] r10:8291a684 r9:e0659d84 r8:00000002 r7:60000113 r6:e0659d8c r5:84b96000 [ 1329.008095][ T32] r4:84b96000 [ 1329.008298][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.008467][ T32] r5:84b96000 r4:8291a680 [ 1329.008521][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.008623][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.008736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0659e08 [ 1329.008812][ T32] r4:00000000 [ 1329.008881][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.008986][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.009097][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.009228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf9c80 [ 1329.009325][ T32] r4:00000000 [ 1329.009386][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.009558][ T32] r9:83018205 r8:84b96000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1329.009644][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.009752][ T32] r5:00001000 r4:e06af000 [ 1329.009825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.009930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.010031][ T32] r5:84bc878c r4:84bc8400 [ 1329.010104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.010225][ T32] r7:ddde2d80 r6:83018200 r5:84bc878c r4:84bfdf80 [ 1329.010295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.010405][ T32] r10:61c88647 r9:84b96000 r8:84bfdfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.010464][ T32] r4:84bfdf80 [ 1329.010536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.010647][ T32] r10:00000000 r9:84bfdf80 r8:80287e08 r7:e0699e60 r6:84bdd000 r5:84b96000 [ 1329.010720][ T32] r4:00000001 [ 1329.010774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.010862][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 1329.010954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.011026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.011120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.011190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.011246][ T32] r4:84bf9ac0 [ 1329.011969][ T32] INFO: task kworker/1:125:3814 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.012146][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.012314][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.012445][ T32] Call trace: [ 1329.012521][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.012621][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.012673][ T32] r4:00000000 [ 1329.012721][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.012804][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.012871][ T32] 5d20: d70e9000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.012933][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.033848][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.034049][ T32] r5:80050013 r4:80239bb0 [ 1329.034106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.034252][ T32] r4:82ac21e4 [ 1329.034305][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.034434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.034495][ T32] r4:e0105dc0 [ 1329.034537][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.034628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.034679][ T32] r4:00000000 [ 1329.034725][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.034819][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.034871][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.034964][ T32] r5:00001000 r4:e0433000 [ 1329.035036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.035129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.035229][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.035277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.035369][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.035427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.035530][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.035580][ T32] r4:84aec980 [ 1329.035623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.035718][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.035770][ T32] r4:00000001 [ 1329.035838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.035927][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.035986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.036043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.036101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.036167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.036222][ T32] r4:849d6240 [ 1329.036296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.036416][ T32] INFO: task kworker/1:126:3816 blocked for more than 455 seconds. [ 1329.036514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.036578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.036648][ T32] task:kworker/1:126 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.036805][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.036932][ T32] Call trace: [ 1329.037006][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.037117][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000113 r6:e06b9d8c r5:84b98000 [ 1329.037175][ T32] r4:84b98000 [ 1329.037224][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.037340][ T32] r5:84b98000 r4:8291a680 [ 1329.037389][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.037487][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.037579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1329.037630][ T32] r4:00000000 [ 1329.037677][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.037774][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.037875][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.037972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a900 [ 1329.038024][ T32] r4:00000000 [ 1329.038099][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.038200][ T32] r9:83018205 r8:84b98000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1329.038256][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.038347][ T32] r5:00001000 r4:dfb75000 [ 1329.038401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.038489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.038582][ T32] r5:84bca38c r4:84bca000 [ 1329.038629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.038724][ T32] r7:ddde2d80 r6:83018200 r5:84bca38c r4:84bdd080 [ 1329.038772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.038873][ T32] r10:61c88647 r9:84b98000 r8:84bdd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.038928][ T32] r4:84bdd080 [ 1329.038973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.039070][ T32] r10:00000000 r9:84bdd080 r8:80287e08 r7:e0699e60 r6:84bdd100 r5:84b98000 [ 1329.039123][ T32] r4:00000001 [ 1329.039170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.039250][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1329.039315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.039463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.039545][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.039628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.039684][ T32] r4:85003f80 [ 1329.040422][ T32] INFO: task kworker/1:126:3816 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.040500][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.040627][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.040748][ T32] Call trace: [ 1329.040822][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.040947][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.041008][ T32] r4:00000000 [ 1329.041058][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.041147][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.041218][ T32] 5d20: d72c1000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.041308][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.041393][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.041465][ T32] r5:80050013 r4:80239bb0 [ 1329.041514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.041602][ T32] r4:82ac21e4 [ 1329.041651][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.041742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.041793][ T32] r4:e0105dc0 [ 1329.041840][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.041955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.042053][ T32] r4:00000000 [ 1329.042109][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.042214][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.042264][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.042357][ T32] r5:00001000 r4:e0433000 [ 1329.042412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.042500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.042593][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.042670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.042774][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.042826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.042951][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.074306][ T32] r4:84aec980 [ 1329.074496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.074641][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.074695][ T32] r4:00000001 [ 1329.074775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.074869][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.074933][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.074996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.075051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.075114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.075171][ T32] r4:849d6240 [ 1329.075228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.075318][ T32] INFO: task kworker/1:127:3818 blocked for more than 455 seconds. [ 1329.075417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.075478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.075535][ T32] task:kworker/1:127 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.075659][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.075800][ T32] Call trace: [ 1329.075899][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.076004][ T32] r10:8291a684 r9:e0485d84 r8:00000002 r7:60000113 r6:e0485d8c r5:84b99800 [ 1329.076058][ T32] r4:84b99800 [ 1329.076126][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.076221][ T32] r5:84b99800 r4:8291a680 [ 1329.076266][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.076351][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.076448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0485e08 [ 1329.076498][ T32] r4:00000000 [ 1329.076544][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.076618][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.076699][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.076790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a040 [ 1329.076881][ T32] r4:00000000 [ 1329.076940][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.077205][ T32] r5:00001000 r4:df935000 ** 1 printk messages dropped ** [ 1329.077369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.077609][ T32] r7:ddde2d80 r6:83018200 r5:84bc8f8c r4:84bdd180 ** 2 printk messages dropped ** [ 1329.077798][ T32] r4:84bdd180 ** 2 printk messages dropped ** [ 1329.078026][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.078301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.078558][ T32] r4:84b1a100 ** 2 printk messages dropped ** [ 1329.079517][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.079929][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.080193][ T32] 5d20: d74f9000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 3 printk messages dropped ** [ 1329.080516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.081424][ T32] r5:00001000 r4:e0433000 ** 6 printk messages dropped ** [ 1329.081997][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.082629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.082953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.093912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.094120][ T32] task:kworker/1:128 state:D stack:0 pid:3819 tgid:3819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.094254][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.094417][ T32] Call trace: [ 1329.094497][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.094613][ T32] r10:8291a684 r9:e049dd84 r8:00000002 r7:60000113 r6:e049dd8c r5:84b9a400 [ 1329.094668][ T32] r4:84b9a400 [ 1329.094714][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.094807][ T32] r5:84b9a400 r4:8291a680 [ 1329.094853][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.094942][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.095057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e049de08 [ 1329.095134][ T32] r4:00000000 [ 1329.095206][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.095286][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.095370][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.095472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a3c0 [ 1329.095531][ T32] r4:00000000 [ 1329.095579][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.095679][ T32] r9:83018205 r8:84b9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.095736][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.095831][ T32] r5:00001000 r4:df9c5000 [ 1329.095882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.095967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.096064][ T32] r5:84bc938c r4:84bc9000 [ 1329.096116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.096229][ T32] r7:ddde2d80 r6:83018200 r5:84bc938c r4:84bdd280 [ 1329.096310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.096428][ T32] r10:61c88647 r9:84b9a400 r8:84bdd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.096548][ T32] r4:84bdd280 [ 1329.096607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.096702][ T32] r10:00000000 r9:84bdd280 r8:80287e08 r7:e06b9e60 r6:84bdd300 r5:84b9a400 [ 1329.096755][ T32] r4:00000001 [ 1329.096823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.096960][ T32] Exception stack(0xe049dfb0 to 0xe049dff8) [ 1329.097032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.097094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.097157][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.097223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.097275][ T32] r4:84b1a100 [ 1329.097996][ T32] INFO: task kworker/1:128:3819 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.098095][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.098238][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.098330][ T32] Call trace: [ 1329.098413][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.098522][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.098596][ T32] r4:00000000 [ 1329.098663][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.098758][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.098842][ T32] 5d20: d74f9000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.098918][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.098978][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.099037][ T32] r5:80050013 r4:80239bb0 [ 1329.099108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.099205][ T32] r4:82ac21e4 [ 1329.099256][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.099366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.099434][ T32] r4:e0105dc0 [ 1329.099497][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.099606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.099668][ T32] r4:00000000 [ 1329.099716][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.099814][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.099886][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.099996][ T32] r5:00001000 r4:e0433000 [ 1329.100043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.100130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.100226][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.100274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.100373][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.100433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.100531][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1329.100912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1329.101429][ T32] r4:849d6240 ** 5 printk messages dropped ** [ 1329.101879][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.102433][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.134359][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.134687][ T32] r5:84bc978c r4:84bc9400 ** 3 printk messages dropped ** [ 1329.135020][ T32] r10:61c88647 r9:84b9b000 r8:84bdd3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.135077][ T32] r4:84bdd380 [ 1329.135125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.135242][ T32] r10:00000000 r9:84bdd380 r8:80287e08 r7:e06b9e60 r6:84bdd400 r5:84b9b000 [ 1329.135297][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.135436][ T32] Exception stack(0xe06adfb0 to 0xe06adff8) ** 3 printk messages dropped ** [ 1329.135691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1329.136668][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1329.137025][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 4 printk messages dropped ** [ 1329.137477][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.137545][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.137603][ T32] r5:80050013 r4:80239bb0 [ 1329.137653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.137750][ T32] r4:82ac21e4 [ 1329.137817][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.137925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.137980][ T32] r4:e0105dc0 [ 1329.138025][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.138120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.138186][ T32] r4:00000000 [ 1329.138252][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.138384][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.138448][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.138537][ T32] r5:00001000 r4:e0433000 [ 1329.138586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.138669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.138770][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.138822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.138921][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.138972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.139074][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.139126][ T32] r4:84aec980 [ 1329.139186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.139283][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.139338][ T32] r4:00000001 [ 1329.139411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.139497][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.139555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.139618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.139695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.139785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.139855][ T32] r4:849d6240 [ 1329.139924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.140003][ T32] INFO: task kworker/1:130:3824 blocked for more than 455 seconds. [ 1329.140126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.140212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.140280][ T32] task:kworker/1:130 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.140400][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.140518][ T32] Call trace: [ 1329.140614][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.140715][ T32] r10:8291a684 r9:e04b9d84 r8:00000002 r7:60000113 r6:e04b9d8c r5:84b9bc00 [ 1329.140768][ T32] r4:84b9bc00 [ 1329.140817][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.140908][ T32] r5:84b9bc00 r4:8291a680 [ 1329.140954][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.141042][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.141136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b9e08 [ 1329.141199][ T32] r4:00000000 [ 1329.141247][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.141385][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.141484][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.141572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a540 [ 1329.141625][ T32] r4:00000000 [ 1329.141706][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.141824][ T32] r9:83018205 r8:84b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1329.141890][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.141982][ T32] r5:00001000 r4:dfb11000 [ 1329.142030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.142148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.142250][ T32] r5:84bc9b8c r4:84bc9800 [ 1329.142300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.142392][ T32] r7:ddde2d80 r6:83018200 r5:84bc9b8c r4:84bdd480 [ 1329.142441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.142543][ T32] r10:61c88647 r9:84b9bc00 r8:84bdd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.142598][ T32] r4:84bdd480 [ 1329.142649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.142751][ T32] r10:00000000 r9:84bdd480 r8:80287e08 r7:e06b9e60 r6:84bdd500 r5:84b9bc00 [ 1329.142806][ T32] r4:00000001 [ 1329.142854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.142934][ T32] Exception stack(0xe04b9fb0 to 0xe04b9ff8) [ 1329.170628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.170916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.171036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.171175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.171265][ T32] r4:84b1a740 [ 1329.171981][ T32] INFO: task kworker/1:130:3824 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.172065][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.172236][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.172373][ T32] Call trace: [ 1329.172457][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.172577][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.172668][ T32] r4:00000000 [ 1329.172728][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.172821][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.172890][ T32] 5d20: d7a04000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.173017][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.184314][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.184465][ T32] r5:80050013 r4:80239bb0 [ 1329.184517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.184643][ T32] r4:82ac21e4 [ 1329.184693][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.184820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.184884][ T32] r4:e0105dc0 [ 1329.184938][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.185056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.185116][ T32] r4:00000000 [ 1329.185192][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.185331][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.185392][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.185503][ T32] r5:00001000 r4:e0433000 [ 1329.185553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.185725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.185830][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.185962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.186168][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.186229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.186524][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.186651][ T32] r4:84aec980 [ 1329.187084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.187221][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.187279][ T32] r4:00000001 [ 1329.187327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.187414][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.187559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.187677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.187790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.188122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.188196][ T32] r4:849d6240 [ 1329.188256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.188351][ T32] INFO: task kworker/1:131:3825 blocked for more than 455 seconds. [ 1329.188736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.188853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.189084][ T32] task:kworker/1:131 state:D stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.189255][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.189392][ T32] Call trace: [ 1329.189475][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.189602][ T32] r10:8291a684 r9:e04add84 r8:00000002 r7:60000113 r6:e04add8c r5:84b9c800 [ 1329.189659][ T32] r4:84b9c800 [ 1329.189708][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.189822][ T32] r5:84b9c800 r4:8291a680 [ 1329.189895][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.189987][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.190098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ade08 [ 1329.190192][ T32] r4:00000000 [ 1329.190253][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.190336][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.190423][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.190536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a780 [ 1329.190599][ T32] r4:00000000 [ 1329.190665][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.190766][ T32] r9:83018205 r8:84b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1329.190822][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.190912][ T32] r5:00001000 r4:dfb47000 [ 1329.190976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.191094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.191195][ T32] r5:84bc9f8c r4:84bc9c00 [ 1329.191262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.191381][ T32] r7:ddde2d80 r6:83018200 r5:84bc9f8c r4:84bdd580 [ 1329.191437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.191562][ T32] r10:61c88647 r9:84b9c800 r8:84bdd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.191624][ T32] r4:84bdd580 [ 1329.191674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.191780][ T32] r10:00000000 r9:84bdd580 r8:80287e08 r7:e06b9e60 r6:84bdd600 r5:84b9c800 [ 1329.191899][ T32] r4:00000001 [ 1329.192017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.192167][ T32] Exception stack(0xe04adfb0 to 0xe04adff8) [ 1329.192237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.192300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.192481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.192597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.192658][ T32] r4:84b1a8c0 [ 1329.223857][ T32] INFO: task kworker/1:131:3825 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.224102][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.224270][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.224396][ T32] Call trace: [ 1329.224518][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.224633][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.224683][ T32] r4:00000000 [ 1329.224731][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.224838][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.224907][ T32] 5d20: d7bf9000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.224967][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.225022][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.225074][ T32] r5:80050013 r4:80239bb0 [ 1329.225126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.225232][ T32] r4:82ac21e4 [ 1329.225280][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.225414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.225469][ T32] r4:e0105dc0 [ 1329.225541][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.225641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.225701][ T32] r4:00000000 [ 1329.225748][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.225848][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.225900][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.226048][ T32] r5:00001000 r4:e0433000 [ 1329.226107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.226203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.226296][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.226368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.226523][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.226582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.226686][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.226737][ T32] r4:84aec980 [ 1329.226785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.226884][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.226939][ T32] r4:00000001 [ 1329.226990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.227071][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.227134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.227226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.227295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.227362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.227436][ T32] r4:849d6240 [ 1329.227495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.227558][ T32] INFO: task kworker/1:132:3829 blocked for more than 455 seconds. [ 1329.227630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.227689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.227737][ T32] task:kworker/1:132 state:D stack:0 pid:3829 tgid:3829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.227842][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.227976][ T32] Call trace: [ 1329.228058][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.228175][ T32] r10:8291a684 r9:e0521d84 r8:00000002 r7:60000013 r6:e0521d8c r5:84b9d400 [ 1329.228230][ T32] r4:84b9d400 [ 1329.228278][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.228366][ T32] r5:84b9d400 r4:8291a680 [ 1329.228418][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.228509][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.228606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 [ 1329.228677][ T32] r4:00000000 [ 1329.228730][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.228835][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.228920][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.229027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1ac40 [ 1329.229086][ T32] r4:00000000 [ 1329.229169][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.229268][ T32] r9:83018205 r8:84b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.229355][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.229447][ T32] r5:00001000 r4:dfbf3000 [ 1329.229494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.229581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.229669][ T32] r5:84bcab8c r4:84bca800 [ 1329.229757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.229859][ T32] r7:ddde2d80 r6:83018200 r5:84bcab8c r4:84bdd680 [ 1329.229929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.230027][ T32] r10:61c88647 r9:84b9d400 r8:84bdd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.230082][ T32] r4:84bdd680 [ 1329.230124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.230274][ T32] r10:00000000 r9:84bdd680 r8:80287e08 r7:e06b9e60 r6:84bdd700 r5:84b9d400 [ 1329.230330][ T32] r4:00000001 [ 1329.230428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.230517][ T32] Exception stack(0xe0521fb0 to 0xe0521ff8) [ 1329.230578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.230666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.230740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.230808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.230858][ T32] r4:84b1a840 [ 1329.231607][ T32] INFO: task kworker/1:132:3829 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.231711][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.231865][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.231965][ T32] Call trace: [ 1329.232037][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.232153][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.232214][ T32] r4:00000000 [ 1329.232265][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.232355][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.232421][ T32] 5d20: d7bf9000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.232484][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.232597][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.232658][ T32] r5:80050013 r4:80239bb0 [ 1329.232790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.232900][ T32] r4:82ac21e4 [ 1329.233031][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.259077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.259209][ T32] r4:e0105dc0 [ 1329.259471][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.259702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.259771][ T32] r4:00000000 [ 1329.259823][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.260084][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.260643][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.260789][ T32] r5:00001000 r4:e0433000 [ 1329.260843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.261005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.261110][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.261231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.261379][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.261437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.261700][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.261790][ T32] r4:84aec980 [ 1329.261842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.261946][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.261999][ T32] r4:00000001 [ 1329.262089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.262190][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.262262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.262328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.262389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.262460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.262511][ T32] r4:849d6240 [ 1329.262568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.262648][ T32] INFO: task kworker/1:133:3830 blocked for more than 455 seconds. [ 1329.262723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.262782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.262834][ T32] task:kworker/1:133 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.262962][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.278582][ T32] Call trace: [ 1329.279108][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.279290][ T32] r10:8291a684 r9:e06c5d84 r8:00000002 r7:60000013 r6:e06c5d8c r5:84b9e000 [ 1329.279351][ T32] r4:84b9e000 [ 1329.279420][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.279524][ T32] r5:84b9e000 r4:8291a680 [ 1329.279578][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.279703][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.279823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1329.279884][ T32] r4:00000000 [ 1329.279949][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.280034][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.280126][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.280244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1a9c0 [ 1329.280297][ T32] r4:00000000 [ 1329.280344][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.280466][ T32] r9:83018205 r8:84b9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1329.280555][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.280669][ T32] r5:00001000 r4:dfbbf000 [ 1329.280722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.280810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.280907][ T32] r5:84bca78c r4:84bca400 [ 1329.280955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.281060][ T32] r7:ddde2d80 r6:83018200 r5:84bca78c r4:84bdd780 [ 1329.281111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.281223][ T32] r10:61c88647 r9:84b9e000 r8:84bdd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.281277][ T32] r4:84bdd780 [ 1329.281357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.281463][ T32] r10:00000000 r9:84bdd780 r8:80287e08 r7:e0521e60 r6:84bdd800 r5:84b9e000 [ 1329.281552][ T32] r4:00000001 [ 1329.281607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.281693][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1329.281759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.281824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.281882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.282003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.282125][ T32] r4:84b1aa00 [ 1329.282841][ T32] INFO: task kworker/1:133:3830 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.283064][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1329.308716][ T32] Call trace: ** 3 printk messages dropped ** [ 1329.309071][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1329.309521][ T32] r5:80050013 r4:80239bb0 [ 1329.309575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.309673][ T32] r4:82ac21e4 [ 1329.309729][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.309825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.309898][ T32] r4:e0105dc0 [ 1329.309953][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.310051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.310106][ T32] r4:00000000 [ 1329.310163][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.310267][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.310320][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.310415][ T32] r5:00001000 r4:e0433000 [ 1329.310466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.310557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.310648][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.310698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.310821][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.310882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.310981][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.311031][ T32] r4:84aec980 [ 1329.311106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.311226][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.311298][ T32] r4:00000001 [ 1329.311352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.311433][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.311493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.311561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.311621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.311705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.311762][ T32] r4:849d6240 [ 1329.311819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.311910][ T32] INFO: task kworker/1:134:3832 blocked for more than 455 seconds. [ 1329.312003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.312127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.312197][ T32] task:kworker/1:134 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.312301][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.312421][ T32] Call trace: [ 1329.312499][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.312604][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000113 r6:e06c9d8c r5:84b9ec00 [ 1329.312659][ T32] r4:84b9ec00 [ 1329.312708][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.312798][ T32] r5:84b9ec00 r4:8291a680 [ 1329.312844][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.312930][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.321775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 ** 4 printk messages dropped ** [ 1329.322348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1adc0 ** 6 printk messages dropped ** [ 1329.322877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.327668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.328645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1329.330237][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1329.330943][ T32] r4:e0105dc0 ** 6 printk messages dropped ** [ 1329.331514][ T32] r5:00001000 r4:e0433000 ** 6 printk messages dropped ** [ 1329.332134][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1329.332669][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.355252][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.355637][ T32] r4:84b96c00 ** 3 printk messages dropped ** [ 1329.355912][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.356275][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.356797][ T32] r5:00001000 r4:dfcd3000 ** 1 printk messages dropped ** [ 1329.356939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.357033][ T32] r5:84bcb38c r4:84bcb000 ** 1 printk messages dropped ** [ 1329.357191][ T32] r7:ddde2d80 r6:83018200 r5:84bcb38c r4:84bdd980 ** 2 printk messages dropped ** [ 1329.357457][ T32] r4:84bdd980 ** 1 printk messages dropped ** [ 1329.357633][ T32] r10:00000000 r9:84bdd980 r8:80287e08 r7:e06c9e60 r6:84bdda00 r5:84b96c00 [ 1329.357683][ T32] r4:00000001 [ 1329.357726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.357815][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1329.357881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.357942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.358003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.358071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.358151][ T32] r4:84b1ad00 [ 1329.358867][ T32] INFO: task kworker/1:135:3834 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.358953][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.359156][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.359383][ T32] Call trace: [ 1329.359569][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.359814][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.359873][ T32] r4:00000000 [ 1329.359938][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.360029][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.360091][ T32] 5d20: d856b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.360162][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.360225][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.360281][ T32] r5:80050013 r4:80239bb0 [ 1329.360334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.360435][ T32] r4:82ac21e4 [ 1329.360498][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.360583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.360637][ T32] r4:e0105dc0 [ 1329.360711][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.360825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.360921][ T32] r4:00000000 [ 1329.360981][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.361102][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.361172][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361266][ T32] r5:00001000 r4:e0433000 [ 1329.361365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.361485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.361591][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.361641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.361740][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.361794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.361896][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.361949][ T32] r4:84aec980 [ 1329.361995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.362098][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.362162][ T32] r4:00000001 [ 1329.362211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.362288][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.362380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.362470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.362535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.362624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.362680][ T32] r4:849d6240 [ 1329.362737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.362800][ T32] INFO: task kworker/1:136:3837 blocked for more than 455 seconds. [ 1329.362868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.362924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.363070][ T32] task:kworker/1:136 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.388200][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.388495][ T32] Call trace: [ 1329.388574][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.388697][ T32] r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:850b8000 [ 1329.388753][ T32] r4:850b8000 [ 1329.389178][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.389278][ T32] r5:850b8000 r4:8291a680 [ 1329.389385][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.389488][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.389582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1329.389633][ T32] r4:00000000 [ 1329.389680][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.389756][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.389835][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.389918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b13040 [ 1329.390153][ T32] r4:00000000 [ 1329.390208][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.390301][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.390376][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.390472][ T32] r5:00001000 r4:dfcfb000 [ 1329.390515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.390599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.390677][ T32] r5:84bcb78c r4:84bcb400 [ 1329.390723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.390925][ T32] r7:ddde2d80 r6:83018200 r5:84bcb78c r4:84bdda80 [ 1329.390985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.391384][ T32] r10:61c88647 r9:850b8000 r8:84bddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.391450][ T32] r4:84bdda80 [ 1329.391490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.391679][ T32] r10:00000000 r9:84bdda80 r8:80287e08 r7:e06c1e60 r6:84bddb00 r5:850b8000 [ 1329.391728][ T32] r4:00000001 [ 1329.391768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.391839][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1329.392050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.392417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.392528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.392844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.392907][ T32] r4:84b13000 [ 1329.405527][ T32] INFO: task kworker/1:136:3837 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.405741][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1329.406609][ T32] 5d20: d8ad7000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 9 printk messages dropped ** [ 1329.407381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 9 printk messages dropped ** [ 1329.408135][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 4 printk messages dropped ** [ 1329.408691][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 10 printk messages dropped ** [ 1329.409652][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1329.410460][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1329.411401][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.411900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.412281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.412654][ T32] r10:00000000 r9:84bddb80 r8:80287e08 r7:e06cde60 r6:84bddc00 r5:850b8c00 ** 4 printk messages dropped ** [ 1329.434080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.434174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.434266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.434326][ T32] r4:84b13000 [ 1329.435036][ T32] INFO: task kworker/1:137:3838 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.435127][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.435374][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.435623][ T32] Call trace: [ 1329.435705][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.435829][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.435891][ T32] r4:00000000 [ 1329.435939][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.436059][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.436138][ T32] 5d20: d8fa2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.436212][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.436274][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.436334][ T32] r5:80050013 r4:80239bb0 [ 1329.436468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.436596][ T32] r4:82ac21e4 [ 1329.436663][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.436797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.436851][ T32] r4:e0105dc0 [ 1329.436915][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.437031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.437151][ T32] r4:00000000 [ 1329.437202][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.437333][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.437388][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.437519][ T32] r5:00001000 r4:e0433000 [ 1329.437572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.437657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.437808][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.437900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.438006][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.438103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.438209][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.438297][ T32] r4:84aec980 [ 1329.438347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.438459][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.438511][ T32] r4:00000001 [ 1329.438575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.438657][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.438712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.438831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.438967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.439038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.439087][ T32] r4:849d6240 [ 1329.439136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.439227][ T32] INFO: task kworker/1:138:3840 blocked for more than 455 seconds. [ 1329.439338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.439410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.439463][ T32] task:kworker/1:138 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.439604][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.439775][ T32] Call trace: [ 1329.439862][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.439975][ T32] r10:8291a684 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:85021800 [ 1329.440063][ T32] r4:85021800 [ 1329.440122][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.440230][ T32] r5:85021800 r4:8291a680 [ 1329.440321][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.440509][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.440738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1329.440806][ T32] r4:00000000 [ 1329.440857][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.440982][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.441077][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.441180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b13d00 [ 1329.441239][ T32] r4:00000000 [ 1329.441322][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.441437][ T32] r9:83018205 r8:85021800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.441525][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.441809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1329.442057][ T32] r7:ddde2d80 r6:83018200 r5:84bd578c r4:84bddc80 ** 5 printk messages dropped ** [ 1329.442516][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.442757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.474349][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.474614][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1329.475086][ T32] r4:e0105dc0 ** 5 printk messages dropped ** [ 1329.475547][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.476251][ T32] r4:84aec980 ** 1 printk messages dropped ** [ 1329.476438][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 5 printk messages dropped ** [ 1329.476826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.477058][ T32] INFO: task kworker/1:139:3841 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.477392][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.477811][ T32] r4:85023c00 [ 1329.477896][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.477990][ T32] r5:85023c00 r4:8291a680 [ 1329.478044][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.478229][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.478350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1329.478437][ T32] r4:00000000 [ 1329.478491][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.478576][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.478666][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.478754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b132c0 [ 1329.478810][ T32] r4:00000000 [ 1329.478854][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.478945][ T32] r9:83018205 r8:85023c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.478992][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.479076][ T32] r5:00001000 r4:dfd35000 [ 1329.479146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.479296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.479410][ T32] r5:84bcbb8c r4:84bcb800 [ 1329.479458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.479547][ T32] r7:ddde2d80 r6:83018200 r5:84bcbb8c r4:84bddd00 [ 1329.479595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.479722][ T32] r10:61c88647 r9:85023c00 r8:84bddd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.479779][ T32] r4:84bddd00 [ 1329.479824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.479916][ T32] r10:00000000 r9:84bddd00 r8:80287e08 r7:e06dde60 r6:85002b80 r5:85023c00 [ 1329.479999][ T32] r4:00000001 [ 1329.480048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.480126][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1329.480230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.480301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.480392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.480529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.480595][ T32] r4:84b13480 [ 1329.481052][ T32] INFO: task kworker/1:139:3841 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.481142][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.481428][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.481536][ T32] Call trace: [ 1329.481610][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.481722][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.481820][ T32] r4:00000000 [ 1329.481879][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.481976][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.482062][ T32] 5d20: d91e0000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.482132][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.482200][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.482303][ T32] r5:80050013 r4:80239bb0 [ 1329.482409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.482516][ T32] r4:82ac21e4 [ 1329.482573][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.482674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.482736][ T32] r4:e0105dc0 [ 1329.482818][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.483040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.517781][ T32] r4:00000000 [ 1329.517880][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.518120][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.518197][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.518309][ T32] r5:00001000 r4:e0433000 [ 1329.518365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.518581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.518692][ T32] r5:84b4eb8c r4:84b4e800 ** 1 printk messages dropped ** [ 1329.518945][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 12 printk messages dropped ** [ 1329.520014][ T32] r4:849d6240 ** 10 printk messages dropped ** [ 1329.520932][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 1329.522424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.533791][ T32] r10:61c88647 r9:85026c00 r8:84bdddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.533897][ T32] r4:84bddd80 [ 1329.533923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.533996][ T32] r10:00000000 r9:84bddd80 r8:80287e08 r7:e06dde60 r6:85002c00 r5:85026c00 [ 1329.534019][ T32] r4:00000001 [ 1329.534038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.534079][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1329.534110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.534173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.534206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.534270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.534297][ T32] r4:84b135c0 [ 1329.534711][ T32] INFO: task kworker/1:140:3844 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.534753][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.534985][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.535084][ T32] Call trace: [ 1329.535374][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.535504][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.535533][ T32] r4:00000000 [ 1329.535554][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.535612][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.535727][ T32] 5d20: d964d000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.535760][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.535786][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.535810][ T32] r5:80050013 r4:80239bb0 [ 1329.535831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.535908][ T32] r4:82ac21e4 [ 1329.535932][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.536072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.536098][ T32] r4:e0105dc0 [ 1329.536118][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.536161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.536184][ T32] r4:00000000 [ 1329.536474][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.536757][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.536803][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.536876][ T32] r5:00001000 r4:e0433000 [ 1329.536908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.536971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.537041][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.537074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.537164][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.537203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.537321][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.537365][ T32] r4:84aec980 [ 1329.537439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.537530][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.537567][ T32] r4:00000001 [ 1329.537599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.537660][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.537733][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.537784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.537826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.537872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.537908][ T32] r4:849d6240 [ 1329.538019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.538106][ T32] INFO: task kworker/1:141:3845 blocked for more than 456 seconds. ** 1 printk messages dropped ** [ 1329.538297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1329.538825][ T32] r4:850b9800 ** 2 printk messages dropped ** [ 1329.539018][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1329.539353][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1329.539635][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.540026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.540097][ T32] r5:84bd478c r4:84bd4400 [ 1329.540129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.540306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.540609][ T32] r10:00000000 r9:84bdde00 r8:80287e08 r7:e06dde60 r6:84bdde80 r5:850b9800 ** 5 printk messages dropped ** [ 1329.540946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.541761][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.542302][ T32] 5d20: d964d000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 9 printk messages dropped ** [ 1329.572384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 6 printk messages dropped ** [ 1329.578916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.579360][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.579397][ T32] r4:84aec980 [ 1329.579432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.579511][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.579548][ T32] r4:00000001 [ 1329.579605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.579709][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.579763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.579836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.579906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.579961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.580036][ T32] r4:849d6240 [ 1329.580081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.580197][ T32] INFO: task kworker/1:142:3847 blocked for more than 456 seconds. [ 1329.580292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.580337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.580372][ T32] task:kworker/1:142 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.580468][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.580583][ T32] Call trace: [ 1329.580672][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.580799][ T32] r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:850bb000 [ 1329.580841][ T32] r4:850bb000 [ 1329.580875][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.580943][ T32] r5:850bb000 r4:8291a680 [ 1329.580977][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.581105][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.581190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1329.581263][ T32] r4:00000000 [ 1329.581335][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.581397][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.581461][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.581527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b136c0 [ 1329.581601][ T32] r4:00000000 [ 1329.581638][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.581714][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1329.581751][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.581817][ T32] r5:00001000 r4:dfdcb000 [ 1329.581850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.581912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.581977][ T32] r5:84bd4b8c r4:84bd4800 [ 1329.582046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.582160][ T32] r7:ddde2d80 r6:83018200 r5:84bd4b8c r4:84bddf00 [ 1329.582200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.582313][ T32] r10:61c88647 r9:850bb000 r8:84bddf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.582353][ T32] r4:84bddf00 [ 1329.582432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.582561][ T32] r10:00000000 r9:84bddf00 r8:80287e08 r7:e06dde60 r6:84bddf80 r5:850bb000 [ 1329.582617][ T32] r4:00000001 [ 1329.582660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.582810][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1329.582876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.582952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.603926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.604087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.604160][ T32] r4:84b13700 [ 1329.604846][ T32] INFO: task kworker/1:142:3847 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.604919][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.605121][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.605234][ T32] Call trace: [ 1329.605343][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.605451][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.605492][ T32] r4:00000000 [ 1329.605524][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.605614][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 4 printk messages dropped ** [ 1329.605901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.606702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.607278][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.607629][ T32] r4:849d6240 ** 4 printk messages dropped ** [ 1329.607999][ T32] task:kworker/1:143 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1329.608883][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1329.609457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.609564][ T32] r5:84bd4f8c r4:84bd4c00 ** 4 printk messages dropped ** [ 1329.609813][ T32] r4:84af6000 ** 9 printk messages dropped ** [ 1329.610428][ T32] r4:84b13700 ** 2 printk messages dropped ** [ 1329.611039][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.611180][ T32] Call trace: [ 1329.611308][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.611394][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.611478][ T32] r4:00000000 [ 1329.611513][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.611577][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.611633][ T32] 5d20: d9bd4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.611684][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.611769][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.611874][ T32] r5:80050013 r4:80239bb0 [ 1329.611944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.612014][ T32] r4:82ac21e4 [ 1329.612047][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.612113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.612225][ T32] r4:e0105dc0 [ 1329.612295][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.612366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.612405][ T32] r4:00000000 [ 1329.612440][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.612524][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.612570][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.612686][ T32] r5:00001000 r4:e0433000 [ 1329.612809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.612896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.613055][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.636187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.636356][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.636397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.636557][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.636634][ T32] r4:84aec980 [ 1329.636671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.636784][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.636825][ T32] r4:00000001 [ 1329.636857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.636920][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.637002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.637053][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.637255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.637556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.637629][ T32] r4:849d6240 [ 1329.637717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.637797][ T32] INFO: task kworker/1:144:3851 blocked for more than 456 seconds. [ 1329.637884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.637952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.638012][ T32] task:kworker/1:144 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.638158][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.638349][ T32] Call trace: [ 1329.638468][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.638617][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:850ba400 [ 1329.638675][ T32] r4:850ba400 [ 1329.638721][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.638819][ T32] r5:850ba400 r4:8291a680 [ 1329.638865][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.638972][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.639103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1329.639158][ T32] r4:00000000 [ 1329.639203][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.639304][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.639391][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.639484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b13c40 [ 1329.639525][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.639871][ T32] r5:00001000 r4:dfe25000 ** 1 printk messages dropped ** [ 1329.640112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.640373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.641039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.641112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.641152][ T32] r4:84b13a00 [ 1329.641859][ T32] INFO: task kworker/1:144:3851 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.641921][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.642252][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.642467][ T32] Call trace: [ 1329.642532][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.642635][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.642684][ T32] r4:00000000 [ 1329.642800][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.642910][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.642992][ T32] 5d20: d9d7a000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.667983][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.668075][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.668125][ T32] r5:80050013 r4:80239bb0 [ 1329.668167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.668272][ T32] r4:82ac21e4 [ 1329.668383][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.668468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 ** 2 printk messages dropped ** [ 1329.668607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.668644][ T32] r4:00000000 [ 1329.668753][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.668934][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.668974][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.669116][ T32] r5:00001000 r4:e0433000 [ 1329.669157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.669386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.669479][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.669514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.670594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1329.672040][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1329.690988][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.691241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.691493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.691989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.707446][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.707643][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 9 printk messages dropped ** [ 1329.708112][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.708513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.709134][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 10 printk messages dropped ** [ 1329.709730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1329.710173][ T32] r4:850be000 ** 5 printk messages dropped ** [ 1329.710491][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.710772][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.711184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.711434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.712034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.734403][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.734932][ T32] 5d20: da4c4000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 10 printk messages dropped ** [ 1329.735692][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.735989][ T32] r5:00001000 r4:e0433000 [ 1329.736038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.736129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.736239][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.736290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.736395][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.736451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.736552][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.736603][ T32] r4:84aec980 [ 1329.736648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.736751][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.736805][ T32] r4:00000001 [ 1329.736853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.736934][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.736997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.737064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.737126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.737201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.737255][ T32] r4:849d6240 [ 1329.737359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.737429][ T32] INFO: task kworker/1:147:3858 blocked for more than 456 seconds. [ 1329.737504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.737565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.737617][ T32] task:kworker/1:147 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.737718][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.737820][ T32] Call trace: [ 1329.737899][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.738006][ T32] r10:8291a684 r9:e06d9d84 r8:00000002 r7:60000113 r6:e06d9d8c r5:850bec00 [ 1329.738072][ T32] r4:850bec00 [ 1329.738122][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.738235][ T32] r5:850bec00 r4:8291a680 [ 1329.738279][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.738364][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.738451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 1329.738501][ T32] r4:00000000 [ 1329.738547][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.738620][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.738700][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.738793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b02040 [ 1329.738859][ T32] r4:00000000 [ 1329.738936][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.739040][ T32] r9:83018205 r8:850bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1329.739097][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.739205][ T32] r5:00001000 r4:dfea9000 [ 1329.739254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.739343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.739433][ T32] r5:84bd638c r4:84bd6000 [ 1329.739552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.739675][ T32] r7:ddde2d80 r6:83018200 r5:84bd638c r4:84af6400 [ 1329.739729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.739830][ T32] r10:61c88647 r9:850bec00 r8:84af642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.739886][ T32] r4:84af6400 [ 1329.739955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.740068][ T32] r10:00000000 r9:84af6400 r8:80287e08 r7:e0701e60 r6:84af6480 r5:850bec00 [ 1329.740123][ T32] r4:00000001 [ 1329.740197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.740296][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 1329.740361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.740431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.740497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.740580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.740639][ T32] r4:84b1a080 [ 1329.741373][ T32] INFO: task kworker/1:147:3858 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.741463][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.741602][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.741729][ T32] Call trace: [ 1329.741813][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.741919][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.741978][ T32] r4:00000000 [ 1329.742024][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1329.742418][ T32] r5:80050013 r4:80239bb0 ** 14 printk messages dropped ** [ 1329.766393][ T32] r5:84b4eb8c r4:84b4e800 ** 8 printk messages dropped ** [ 1329.767065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1329.767929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.768868][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1329.769520][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.769944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.770728][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.771174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.771235][ T32] r4:84b02240 [ 1329.771933][ T32] INFO: task kworker/1:148:3860 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.772025][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.772189][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.772303][ T32] Call trace: [ 1329.772376][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.772485][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.772541][ T32] r4:00000000 [ 1329.772604][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.772690][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.772756][ T32] 5d20: da60c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.772819][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.772877][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.772931][ T32] r5:80050013 r4:80239bb0 [ 1329.804306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.804587][ T32] r4:82ac21e4 [ 1329.804650][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.804746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.804804][ T32] r4:e0105dc0 [ 1329.804870][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.804969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.805024][ T32] r4:00000000 [ 1329.805076][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.805197][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.805254][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.805393][ T32] r5:00001000 r4:e0433000 [ 1329.805449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.805541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.805635][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.805686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.805791][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.805843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.805946][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.806000][ T32] r4:84aec980 [ 1329.806043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.806142][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.806201][ T32] r4:00000001 [ 1329.806249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.806329][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.806400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.806467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.806534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.806604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.806661][ T32] r4:849d6240 [ 1329.806743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.806827][ T32] INFO: task kworker/1:149:3861 blocked for more than 456 seconds. [ 1329.806895][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.806952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.807005][ T32] task:kworker/1:149 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.807126][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.807235][ T32] Call trace: [ 1329.807361][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.807500][ T32] r10:8291a684 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:850c0c00 [ 1329.807564][ T32] r4:850c0c00 [ 1329.807614][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.807716][ T32] r5:850c0c00 r4:8291a680 [ 1329.807799][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.807889][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.807980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1329.808025][ T32] r4:00000000 [ 1329.808068][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.808147][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.808236][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.808322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b02140 [ 1329.808374][ T32] r4:00000000 [ 1329.808422][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.808515][ T32] r9:83018205 r8:850c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1329.808567][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.808658][ T32] r5:00001000 r4:dfedb000 [ 1329.808703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.808781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.808867][ T32] r5:84bd678c r4:84bd6400 [ 1329.808914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.809007][ T32] r7:ddde2d80 r6:83018200 r5:84bd678c r4:84af6600 [ 1329.809052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.809145][ T32] r10:61c88647 r9:850c0c00 r8:84af662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.809205][ T32] r4:84af6600 [ 1329.809247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.809399][ T32] r10:00000000 r9:84af6600 r8:80287e08 r7:e0705e60 r6:84af6680 r5:850c0c00 [ 1329.809536][ T32] r4:00000001 [ 1329.809599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.809676][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1329.809731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.809809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.809884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.809962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.810019][ T32] r4:84b02100 [ 1329.810722][ T32] INFO: task kworker/1:149:3861 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.810806][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.810977][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.811139][ T32] Call trace: [ 1329.811224][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.811331][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.811404][ T32] r4:00000000 [ 1329.811460][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.811576][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.811680][ T32] 5d20: da975000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.811756][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.811818][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.811891][ T32] r5:80050013 r4:80239bb0 [ 1329.811961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.812051][ T32] r4:82ac21e4 [ 1329.812120][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.812229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.812282][ T32] r4:e0105dc0 [ 1329.812344][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.812446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.812501][ T32] r4:00000000 [ 1329.812548][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.812665][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.812720][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.812813][ T32] r5:00001000 r4:e0433000 [ 1329.812859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.813015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.844065][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.844175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.844332][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.844404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.844513][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.844580][ T32] r4:84aec980 [ 1329.844628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.844731][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.844786][ T32] r4:00000001 [ 1329.844834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.844925][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.845027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.845099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.845167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.845252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.845380][ T32] r4:849d6240 [ 1329.845474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.845573][ T32] INFO: task kworker/1:150:3863 blocked for more than 456 seconds. [ 1329.845643][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.845698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.845747][ T32] task:kworker/1:150 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.845907][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.846042][ T32] Call trace: [ 1329.846223][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.846353][ T32] r10:8291a684 r9:e0711d84 r8:00000002 r7:60000013 r6:e0711d8c r5:850c1800 [ 1329.846413][ T32] r4:850c1800 [ 1329.846463][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.846558][ T32] r5:850c1800 r4:8291a680 [ 1329.846607][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.846698][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.846790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1329.846840][ T32] r4:00000000 [ 1329.846885][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.846962][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.847046][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.847135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b02700 [ 1329.847195][ T32] r4:00000000 [ 1329.847240][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.847340][ T32] r9:83018205 r8:850c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1329.847396][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.847529][ T32] r5:00001000 r4:dff7d000 [ 1329.847588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.847698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.847795][ T32] r5:84bd6f8c r4:84bd6c00 [ 1329.847848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.847949][ T32] r7:ddde2d80 r6:83018200 r5:84bd6f8c r4:84af6700 [ 1329.847999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.848097][ T32] r10:61c88647 r9:850c1800 r8:84af672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.848152][ T32] r4:84af6700 [ 1329.848209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.848308][ T32] r10:00000000 r9:84af6700 r8:80287e08 r7:e0705e60 r6:84af6780 r5:850c1800 [ 1329.848384][ T32] r4:00000001 [ 1329.848441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.848526][ T32] Exception stack(0xe0711fb0 to 0xe0711ff8) [ 1329.848607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.848696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.848761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.848828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.848879][ T32] r4:84b02100 [ 1329.849621][ T32] INFO: task kworker/1:150:3863 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.849718][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.849920][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.850043][ T32] Call trace: [ 1329.850167][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.850286][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.850342][ T32] r4:00000000 [ 1329.850385][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.850471][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.850560][ T32] 5d20: dabba000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.850634][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.850708][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.850769][ T32] r5:80050013 r4:80239bb0 [ 1329.850819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.850914][ T32] r4:82ac21e4 [ 1329.850962][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.851046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.851129][ T32] r4:e0105dc0 [ 1329.851184][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.851270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.851320][ T32] r4:00000000 [ 1329.851365][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.851480][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.851535][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.851622][ T32] r5:00001000 r4:e0433000 [ 1329.851682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.851772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.851863][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.851909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.852006][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.852053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.852149][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.852210][ T32] r4:84aec980 [ 1329.852255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.852353][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.852425][ T32] r4:00000001 [ 1329.852477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.852557][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.852614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.852671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.852753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.852824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.852876][ T32] r4:849d6240 [ 1329.852923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.852977][ T32] INFO: task kworker/1:151:3865 blocked for more than 456 seconds. [ 1329.873847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.874088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.874170][ T32] task:kworker/1:151 state:D stack:0 pid:3865 tgid:3865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.874332][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.874555][ T32] Call trace: [ 1329.874652][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.874794][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:850c3000 [ 1329.874857][ T32] r4:850c3000 [ 1329.874906][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.875018][ T32] r5:850c3000 r4:8291a680 [ 1329.875076][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.875169][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.875263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1329.875315][ T32] r4:00000000 [ 1329.875383][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.875483][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.875573][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.875679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b02a80 [ 1329.875737][ T32] r4:00000000 [ 1329.875784][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.875912][ T32] r9:83018205 r8:850c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1329.875972][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.876078][ T32] r5:00001000 r4:e0487000 [ 1329.876142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.876242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.876333][ T32] r5:84bd778c r4:84bd7400 [ 1329.876380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.876505][ T32] r7:ddde2d80 r6:83018200 r5:84bd778c r4:84af6800 [ 1329.876561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.876662][ T32] r10:61c88647 r9:850c3000 r8:84af682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.876732][ T32] r4:84af6800 [ 1329.876815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.876955][ T32] r10:00000000 r9:84af6800 r8:80287e08 r7:e0711e60 r6:84af6880 r5:850c3000 [ 1329.877015][ T32] r4:00000001 [ 1329.877065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.877187][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1329.877256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.877348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.877428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.877505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.877553][ T32] r4:84b02280 [ 1329.878287][ T32] INFO: task kworker/1:151:3865 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.878387][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.878553][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.878667][ T32] Call trace: [ 1329.878731][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.878828][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 6 printk messages dropped ** [ 1329.879325][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.879790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1329.880824][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.881455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.882069][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.882789][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.904762][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.905592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.905885][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1329.905956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.906015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.906072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.906129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.906211][ T32] r4:84b02800 [ 1329.906918][ T32] INFO: task kworker/1:152:3868 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.907010][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.907200][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.907344][ T32] Call trace: [ 1329.907424][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.907557][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.907618][ T32] r4:00000000 [ 1329.907682][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.907778][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.907844][ T32] 5d20: dae8b000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.907930][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.907998][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.908058][ T32] r5:80050013 r4:80239bb0 [ 1329.908108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.908229][ T32] r4:82ac21e4 [ 1329.908285][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.908379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.908453][ T32] r4:e0105dc0 [ 1329.908503][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.908585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.908631][ T32] r4:00000000 [ 1329.908702][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.908846][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.908903][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.908995][ T32] r5:00001000 r4:e0433000 [ 1329.909041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.909128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.909226][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.909318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.909419][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.909488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.909611][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.909665][ T32] r4:84aec980 [ 1329.909710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.909809][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1329.909864][ T32] r4:00000001 [ 1329.909914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.910001][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1329.910082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.910213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.910283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.910341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.910384][ T32] r4:849d6240 [ 1329.910429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.910490][ T32] INFO: task kworker/1:153:3871 blocked for more than 456 seconds. [ 1329.910571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.910665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.910727][ T32] task:kworker/1:153 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.910875][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.910967][ T32] Call trace: [ 1329.911060][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1329.911189][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c r5:850c5400 [ 1329.911246][ T32] r4:850c5400 [ 1329.911358][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.911454][ T32] r5:850c5400 r4:8291a680 [ 1329.911503][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.911588][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.911677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1329.911728][ T32] r4:00000000 [ 1329.911771][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1329.912264][ T32] r9:83018205 r8:850c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1329.912411][ T32] r5:00001000 r4:e0519000 ** 4 printk messages dropped ** [ 1329.912903][ T32] r7:ddde2d80 r6:83018200 r5:8508c38c r4:84af6a00 ** 8 printk messages dropped ** [ 1329.938198][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.939618][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1329.940291][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.941004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1329.941911][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.942489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.967285][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1329.967693][ T32] r10:8291a684 r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:850c4800 [ 1329.967744][ T32] r4:850c4800 [ 1329.967808][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.967922][ T32] r5:850c4800 r4:8291a680 [ 1329.967981][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.968069][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.968171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 [ 1329.968225][ T32] r4:00000000 [ 1329.968269][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1329.968345][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1329.968463][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.968567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b02d80 [ 1329.968623][ T32] r4:00000000 [ 1329.968676][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.968770][ T32] r9:83018205 r8:850c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1329.968820][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.968909][ T32] r5:00001000 r4:e04bb000 [ 1329.968954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.969037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.969124][ T32] r5:84bd7b8c r4:84bd7800 [ 1329.969179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.969278][ T32] r7:ddde2d80 r6:83018200 r5:84bd7b8c r4:84af6b00 [ 1329.969352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.969449][ T32] r10:61c88647 r9:850c4800 r8:84af6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.969501][ T32] r4:84af6b00 [ 1329.969551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.969654][ T32] r10:00000000 r9:84af6b00 r8:80287e08 r7:e0721e60 r6:84af6b80 r5:850c4800 [ 1329.969708][ T32] r4:00000001 [ 1329.969757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.969835][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1329.969908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.969979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.970047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.970118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.970182][ T32] r4:84b02780 [ 1329.970878][ T32] INFO: task kworker/1:154:3872 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1329.970991][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.971188][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.971353][ T32] Call trace: [ 1329.971435][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.971548][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1329.971604][ T32] r4:00000000 [ 1329.971684][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.971781][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1329.971847][ T32] 5d20: db140000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1329.971911][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1329.971982][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.972041][ T32] r5:80050013 r4:80239bb0 [ 1329.972108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.972210][ T32] r4:82ac21e4 [ 1329.972346][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.972479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1329.972547][ T32] r4:e0105dc0 [ 1329.972593][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1329.972685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1329.972733][ T32] r4:00000000 [ 1329.972793][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1329.972889][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.972938][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.998863][ T32] r5:00001000 r4:e0433000 [ 1329.998960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.999096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.999200][ T32] r5:84b4eb8c r4:84b4e800 [ 1329.999254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.999386][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1329.999446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.999551][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.999625][ T32] r4:84aec980 [ 1329.999697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1330.000121][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.000990][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.001621][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.002435][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.002789][ T32] r5:00001000 r4:e0507000 ** 2 printk messages dropped ** [ 1330.012737][ T32] r5:84bd7f8c r4:84bd7c00 ** 4 printk messages dropped ** [ 1330.014176][ T32] r4:84af6c00 ** 5 printk messages dropped ** [ 1330.014670][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.016468][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1330.017473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 2 printk messages dropped ** [ 1330.017683][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.017738][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.017830][ T32] r5:00001000 r4:e0433000 [ 1330.017880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.018001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.018136][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.018223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.018333][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.018413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.018541][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.018624][ T32] r4:84aec980 [ 1330.018681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.018785][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.018844][ T32] r4:00000001 [ 1330.018893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.019033][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.019114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.019189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.019273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.019347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.019401][ T32] r4:849d6240 [ 1330.019456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.019528][ T32] INFO: task kworker/1:156:3877 blocked for more than 456 seconds. [ 1330.019619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.019688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.019738][ T32] task:kworker/1:156 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.019884][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.020009][ T32] Call trace: [ 1330.020091][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.020216][ T32] r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:850c6c00 [ 1330.020282][ T32] r4:850c6c00 [ 1330.020334][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.020433][ T32] r5:850c6c00 r4:8291a680 [ 1330.020486][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.020708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 ** 4 printk messages dropped ** [ 1330.021064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ce040 [ 1330.021121][ T32] r4:00000000 [ 1330.021183][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.021282][ T32] r9:83018205 r8:850c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1330.021365][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.021497][ T32] r5:00001000 r4:e052f000 [ 1330.021552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.021639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.021728][ T32] r5:8508c78c r4:8508c400 [ 1330.021806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.021904][ T32] r7:ddde2d80 r6:83018200 r5:8508c78c r4:84af6d00 [ 1330.021953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.022069][ T32] r10:61c88647 r9:850c6c00 r8:84af6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.022125][ T32] r4:84af6d00 [ 1330.022207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.022361][ T32] r10:00000000 r9:84af6d00 r8:80287e08 r7:e0721e60 r6:84af6d80 r5:850c6c00 [ 1330.022430][ T32] r4:00000001 [ 1330.022480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.022560][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1330.022646][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.022887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.055537][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.055793][ T32] 5d20: db685000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 7 printk messages dropped ** [ 1330.056461][ T32] r4:e0105dc0 ** 4 printk messages dropped ** [ 1330.056848][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 8 printk messages dropped ** [ 1330.057598][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1330.058140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.058214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.058276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.058357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.058419][ T32] r4:849d6240 [ 1330.058468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.058537][ T32] INFO: task kworker/1:157:3878 blocked for more than 456 seconds. [ 1330.058615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.058675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.058743][ T32] task:kworker/1:157 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.058880][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.059005][ T32] Call trace: [ 1330.059092][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.059215][ T32] r10:8291a684 r9:e0709d84 r8:00000002 r7:60000013 r6:e0709d8c r5:850c2400 [ 1330.059272][ T32] r4:850c2400 [ 1330.059319][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1330.059547][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.060099][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.060405][ T32] r5:00001000 r4:e0559000 [ 1330.060452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.060766][ T32] r7:ddde2d80 r6:83018200 r5:8508cf8c r4:84af6e00 ** 12 printk messages dropped ** [ 1330.061835][ T32] r4:84b02ac0 ** 9 printk messages dropped ** [ 1330.088001][ T32] 5d20: db7b1000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 17 printk messages dropped ** [ 1330.089703][ T32] r5:84b4eb8c r4:84b4e800 ** 6 printk messages dropped ** [ 1330.090319][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 ** 10 printk messages dropped ** [ 1330.091107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.091726][ T32] r4:850bc800 ** 5 printk messages dropped ** [ 1330.092254][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.092566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ce100 ** 4 printk messages dropped ** [ 1330.092979][ T32] r5:00001000 r4:e0539000 ** 1 printk messages dropped ** [ 1330.114092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.114772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.115464][ T32] r4:849ce140 ** 1 printk messages dropped ** [ 1330.116293][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.116526][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.116632][ T32] Call trace: [ 1330.116744][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.116868][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.116950][ T32] r4:00000000 [ 1330.117009][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.117147][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.117227][ T32] 5d20: db8f5000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.117354][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.117437][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.117540][ T32] r5:80050013 r4:80239bb0 [ 1330.117616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.117710][ T32] r4:82ac21e4 [ 1330.117785][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.117890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.117944][ T32] r4:e0105dc0 [ 1330.117993][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.118090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.118156][ T32] r4:00000000 [ 1330.118207][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.118309][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.118363][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.118458][ T32] r5:00001000 r4:e0433000 [ 1330.118538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.118631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.118754][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.118816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.118921][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.118981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.119086][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.119154][ T32] r4:84aec980 [ 1330.119204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.119336][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.119412][ T32] r4:00000001 [ 1330.119459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.119546][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.119608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.119670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.119736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.119803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.119863][ T32] r4:849d6240 [ 1330.119915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.120012][ T32] INFO: task kworker/1:159:3884 blocked for more than 456 seconds. [ 1330.120090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.120162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.120212][ T32] task:kworker/1:159 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.120322][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.120426][ T32] Call trace: [ 1330.120500][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.120635][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:850c8c00 [ 1330.120701][ T32] r4:850c8c00 [ 1330.120751][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1330.121334][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.121927][ T32] r5:00001000 r4:df979000 [ 1330.121996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.122409][ T32] r7:ddde2d80 r6:83018200 r5:8508d38c r4:849dc000 ** 5 printk messages dropped ** [ 1330.122882][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.147224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.148671][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 8 printk messages dropped ** [ 1330.149462][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.149870][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.150323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1330.151259][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.152039][ T32] Call trace: [ 1330.152303][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.152461][ T32] r10:8291a684 r9:e0741d84 r8:00000002 r7:60000113 r6:e0741d8c r5:850c9800 [ 1330.152527][ T32] r4:850c9800 [ 1330.152576][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.152670][ T32] r5:850c9800 r4:8291a680 [ 1330.152717][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.152817][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.153023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0741e08 [ 1330.179352][ T32] r4:00000000 [ 1330.179456][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.179588][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.179719][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.179848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ce900 [ 1330.179905][ T32] r4:00000000 [ 1330.179967][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.180066][ T32] r9:83018205 r8:850c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1330.180113][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.180240][ T32] r5:00001000 r4:dfa7d000 [ 1330.180300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.180388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.180477][ T32] r5:8508db8c r4:8508d800 [ 1330.180524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.180624][ T32] r7:ddde2d80 r6:83018200 r5:8508db8c r4:849dc100 [ 1330.180671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.180761][ T32] r10:61c88647 r9:850c9800 r8:849dc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.180812][ T32] r4:849dc100 [ 1330.180855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.180951][ T32] r10:00000000 r9:849dc100 r8:80287e08 r7:e0735e60 r6:849dc180 r5:850c9800 [ 1330.181004][ T32] r4:00000001 [ 1330.181048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.181129][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1330.181209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.181272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.181380][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.181460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.181514][ T32] r4:849ce380 [ 1330.182243][ T32] INFO: task kworker/1:160:3885 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.182343][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.182511][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.182623][ T32] Call trace: [ 1330.182701][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1330.192842][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 9 printk messages dropped ** [ 1330.194532][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.195125][ T32] r5:84b4eb8c r4:84b4e800 ** 4 printk messages dropped ** [ 1330.195571][ T32] r4:84aec980 ** 5 printk messages dropped ** [ 1330.195979][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1330.197157][ T32] r4:850ca400 ** 7 printk messages dropped ** [ 1330.197760][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1330.198712][ T32] r7:ddde2d80 r6:83018200 r5:8508d78c r4:849dc200 ** 9 printk messages dropped ** [ 1330.199549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.201356][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1330.201889][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1330.202516][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 9 printk messages dropped ** [ 1330.234772][ T32] r4:84aec980 [ 1330.234815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.234917][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.234988][ T32] r4:00000001 [ 1330.235039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.235123][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.235203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.235262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.235321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.235384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.235437][ T32] r4:849d6240 [ 1330.235485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.235562][ T32] INFO: task kworker/1:162:3890 blocked for more than 456 seconds. [ 1330.235626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.235681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.235730][ T32] task:kworker/1:162 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.235878][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.235995][ T32] Call trace: [ 1330.236060][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.236174][ T32] r10:8291a684 r9:e0749d84 r8:00000002 r7:60000113 r6:e0749d8c r5:850c8000 [ 1330.236229][ T32] r4:850c8000 [ 1330.236274][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.236365][ T32] r5:850c8000 r4:8291a680 [ 1330.236412][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.236497][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.236587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 [ 1330.236633][ T32] r4:00000000 [ 1330.236675][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.236751][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.236830][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.236915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9000 [ 1330.236965][ T32] r4:00000000 [ 1330.237038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.237155][ T32] r9:83018205 r8:850c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1330.237209][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.237333][ T32] r5:00001000 r4:e0039000 [ 1330.237376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.237446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.237517][ T32] r5:8508ef8c r4:8508ec00 [ 1330.237555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.237630][ T32] r7:ddde2d80 r6:83018200 r5:8508ef8c r4:849dc300 [ 1330.237664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.237745][ T32] r10:61c88647 r9:850c8000 r8:849dc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.237785][ T32] r4:849dc300 [ 1330.237839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.237919][ T32] r10:00000000 r9:849dc300 r8:80287e08 r7:e0741e60 r6:849dc380 r5:850c8000 [ 1330.237981][ T32] r4:00000001 [ 1330.238028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.238109][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 1330.238172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.238229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.238275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.238325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.238400][ T32] r4:849ce980 [ 1330.239052][ T32] INFO: task kworker/1:162:3890 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.239148][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.239282][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.239624][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.239939][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1330.240551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 9 printk messages dropped ** [ 1330.241336][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 6 printk messages dropped ** [ 1330.241796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.242373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1330.266845][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1330.267571][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.268027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.268363][ T32] r7:ddde2d80 r6:83018200 r5:8508e38c r4:849dc400 ** 14 printk messages dropped ** [ 1330.270048][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.270592][ T32] r4:00000000 [ 1330.270642][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.270773][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.270840][ T32] 5d20: dc137000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.270903][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.270961][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.271019][ T32] r5:80050013 r4:80239bb0 [ 1330.271101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.271203][ T32] r4:82ac21e4 [ 1330.271275][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.271377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.271434][ T32] r4:e0105dc0 [ 1330.271483][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.271578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.271630][ T32] r4:00000000 [ 1330.271676][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.271773][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.271824][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.271915][ T32] r5:00001000 r4:e0433000 [ 1330.271963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.272104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.272213][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.272263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.272401][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.272463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.272573][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.272626][ T32] r4:84aec980 [ 1330.272667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.272801][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.272897][ T32] r4:00000001 [ 1330.273017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.291998][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.292117][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.292565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.304510][ T32] r4:850cc800 ** 4 printk messages dropped ** [ 1330.304953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 ** 9 printk messages dropped ** [ 1330.305714][ T32] r5:00001000 r4:dffff000 [ 1330.305762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.306066][ T32] r7:ddde2d80 r6:83018200 r5:8508eb8c r4:849dc500 ** 7 printk messages dropped ** [ 1330.306640][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) ** 7 printk messages dropped ** [ 1330.307882][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.308591][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1330.308973][ T32] r4:e0105dc0 ** 5 printk messages dropped ** [ 1330.309485][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.310264][ T32] r4:84aec980 ** 6 printk messages dropped ** [ 1330.310764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.311265][ T32] task:kworker/0:225 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.312102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.312395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cee00 ** 5 printk messages dropped ** [ 1330.312778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.335381][ T32] r4:85002c80 ** 6 printk messages dropped ** [ 1330.335611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.336548][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 8 printk messages dropped ** [ 1330.336880][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.337089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1330.337629][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1330.337986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.338076][ T32] r4:849d6240 [ 1330.338126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.338169][ T32] INFO: task kworker/0:226:3898 blocked for more than 456 seconds. [ 1330.338206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.338258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.338291][ T32] task:kworker/0:226 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.338391][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.338494][ T32] Call trace: [ 1330.338563][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.338656][ T32] r10:8291a684 r9:e075dd84 r8:00000002 r7:60000113 r6:e075dd8c r5:85022400 [ 1330.338681][ T32] r4:85022400 [ 1330.338704][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.338747][ T32] r5:85022400 r4:8291a680 [ 1330.338767][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.338808][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.338891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 1330.338965][ T32] r4:00000000 [ 1330.339018][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.339098][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.339215][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.339312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b08500 [ 1330.339364][ T32] r4:00000000 [ 1330.339410][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.339500][ T32] r9:83018005 r8:85022400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.339567][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.339656][ T32] r5:00001000 r4:e001d000 [ 1330.339700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.339802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.339922][ T32] r5:8504bf8c r4:8504bc00 [ 1330.339969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.340058][ T32] r7:dddced80 r6:83018000 r5:8504bf8c r4:85002d80 [ 1330.340120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.340228][ T32] r10:61c88647 r9:85022400 r8:85002dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.340292][ T32] r4:85002d80 [ 1330.340336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.340431][ T32] r10:00000000 r9:85002d80 r8:80287e08 r7:e05d1e60 r6:85002e00 r5:85022400 [ 1330.340476][ T32] r4:00000001 [ 1330.340534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.340645][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1330.340722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.340806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.340866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.340923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.340975][ T32] r4:84b08ec0 [ 1330.341374][ T32] INFO: task kworker/0:226:3898 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.341426][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.341497][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.341578][ T32] Call trace: [ 1330.341679][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.341736][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.341762][ T32] r4:00000000 [ 1330.341782][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.341823][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.341926][ T32] 5d20: dc4c6000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.341965][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.341991][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.342015][ T32] r5:80050013 r4:80239bb0 [ 1330.342036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.342079][ T32] r4:82ac21e4 [ 1330.342100][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.342157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.342214][ T32] r4:e0105dc0 [ 1330.342237][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.342353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.342406][ T32] r4:00000000 [ 1330.342452][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.342535][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.342596][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.342675][ T32] r5:00001000 r4:e0433000 [ 1330.342714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.342783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.342881][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.342928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.367230][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.367402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.367600][ T32] r4:84aec980 ** 4 printk messages dropped ** [ 1330.367906][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 6 printk messages dropped ** [ 1330.368368][ T32] INFO: task kworker/1:165:3899 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 1330.368901][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1330.369567][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.369959][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.370291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.370613][ T32] r7:ddde2d80 r6:83018200 r5:8508f38c r4:849dc600 ** 7 printk messages dropped ** [ 1330.371145][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) ** 7 printk messages dropped ** [ 1330.372461][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.392387][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 9 printk messages dropped ** [ 1330.398458][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.399648][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.399725][ T32] r4:84aec980 [ 1330.399794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.399901][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.399955][ T32] r4:00000001 [ 1330.400006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.400092][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.400192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.400283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.400351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.400432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.400492][ T32] r4:849d6240 [ 1330.400560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.400624][ T32] INFO: task kworker/0:227:3902 blocked for more than 456 seconds. [ 1330.400697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.400756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.400809][ T32] task:kworker/0:227 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.400964][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.401074][ T32] Call trace: [ 1330.401169][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.401280][ T32] r10:8291a684 r9:e0751d84 r8:00000002 r7:60000113 r6:e0751d8c r5:84b98c00 [ 1330.401369][ T32] r4:84b98c00 [ 1330.401419][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.401578][ T32] r5:84b98c00 r4:8291a680 [ 1330.401653][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.401734][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.401820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 1330.401871][ T32] r4:00000000 [ 1330.401917][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.401999][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.402083][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.402186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5600 [ 1330.402265][ T32] r4:00000000 [ 1330.402316][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.402410][ T32] r9:83018005 r8:84b98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.402459][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.402567][ T32] r5:00001000 r4:e0453000 [ 1330.402621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.402726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.402820][ T32] r5:8495478c r4:84954400 [ 1330.402863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.403026][ T32] r7:dddced80 r6:83018000 r5:8495478c r4:85002f00 [ 1330.415378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.415502][ T32] r10:61c88647 r9:84b98c00 r8:85002f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.415561][ T32] r4:85002f00 [ 1330.415586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.415651][ T32] r10:00000000 r9:85002f00 r8:80287e08 r7:e05d1e60 r6:85002f80 r5:84b98c00 [ 1330.415677][ T32] r4:00000001 [ 1330.415697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.415737][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1330.415794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.415836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.415863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.415906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.415933][ T32] r4:84b084c0 [ 1330.416346][ T32] INFO: task kworker/0:227:3902 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.416388][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.416522][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.416606][ T32] Call trace: [ 1330.416642][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.416696][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.416719][ T32] r4:00000000 [ 1330.416747][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.416787][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.416816][ T32] 5d20: dcbe2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.416845][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.416870][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.416908][ T32] r5:80050013 r4:80239bb0 [ 1330.416945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.417042][ T32] r4:82ac21e4 [ 1330.417066][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.417109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.417130][ T32] r4:e0105dc0 [ 1330.417156][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.417199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.417220][ T32] r4:00000000 [ 1330.417264][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.417412][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.417469][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.417557][ T32] r5:00001000 r4:e0433000 [ 1330.417618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.417706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.417797][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.417851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.417939][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.418006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.418109][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.418172][ T32] r4:84aec980 [ 1330.418209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.418295][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.418342][ T32] r4:00000001 [ 1330.418384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.418455][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.418508][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.418562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.418624][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.418723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.418786][ T32] r4:849d6240 [ 1330.418838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.418900][ T32] INFO: task kworker/1:166:3904 blocked for more than 456 seconds. [ 1330.418995][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.419050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.419113][ T32] task:kworker/1:166 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.419228][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.419339][ T32] Call trace: [ 1330.419412][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.419514][ T32] r10:8291a684 r9:e0771d84 r8:00000002 r7:60000113 r6:e0771d8c r5:84b85400 [ 1330.419621][ T32] r4:84b85400 [ 1330.419734][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.419834][ T32] r5:84b85400 r4:8291a680 [ 1330.419921][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.420008][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.420107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0771e08 [ 1330.420170][ T32] r4:00000000 [ 1330.420234][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.420315][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.420392][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.420481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9340 ** 4 printk messages dropped ** [ 1330.420822][ T32] r5:00001000 r4:e0071000 [ 1330.420867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.420953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.421041][ T32] r5:8508f78c r4:8508f400 [ 1330.421083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.421189][ T32] r7:ddde2d80 r6:83018200 r5:8508f78c r4:849dc680 [ 1330.421251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.421378][ T32] r10:61c88647 r9:84b85400 r8:849dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.421430][ T32] r4:849dc680 [ 1330.421495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.421591][ T32] r10:00000000 r9:849dc680 r8:80287e08 r7:e0761e60 r6:849ca000 r5:84b85400 [ 1330.421641][ T32] r4:00000001 [ 1330.421718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.421787][ T32] Exception stack(0xe0771fb0 to 0xe0771ff8) [ 1330.421818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.421846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.421888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.421944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.421992][ T32] r4:84ae90c0 [ 1330.422295][ T32] INFO: task kworker/1:166:3904 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.422339][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.422613][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.422662][ T32] Call trace: [ 1330.422709][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.422761][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 4 printk messages dropped ** [ 1330.449476][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 ** 8 printk messages dropped ** [ 1330.450218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1330.451240][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.451817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.452238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1330.452689][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1330.466610][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.466895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1330.467486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.467517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.467547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.467592][ T32] r4:84ae9280 [ 1330.467990][ T32] INFO: task kworker/1:167:3906 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.468028][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.468118][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.468200][ T32] Call trace: [ 1330.468267][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.468353][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.468382][ T32] r4:00000000 [ 1330.468404][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.468445][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.468495][ T32] 5d20: dcee4000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.468583][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.468640][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.468687][ T32] r5:80050013 r4:80239bb0 [ 1330.468770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.468856][ T32] r4:82ac21e4 [ 1330.468915][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.469000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.469046][ T32] r4:e0105dc0 [ 1330.469085][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.469198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.469283][ T32] r4:00000000 [ 1330.469362][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.469460][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.469507][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.469591][ T32] r5:00001000 r4:e0433000 [ 1330.469637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.469713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.469757][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.469783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.469833][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.469868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.469918][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.469967][ T32] r4:84aec980 [ 1330.470015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.470095][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.470122][ T32] r4:00000001 [ 1330.470142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.470215][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.470281][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.470453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.471259][ T32] r4:850d0c00 ** 4 printk messages dropped ** [ 1330.471611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e077de08 ** 10 printk messages dropped ** [ 1330.472431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.472733][ T32] r7:ddde2d80 r6:83018200 r5:8509038c r4:849dc780 ** 3 printk messages dropped ** [ 1330.483429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1330.484490][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.484793][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 2 printk messages dropped ** [ 1330.484878][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1330.484994][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1330.485504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1330.486519][ T32] task:kworker/1:169 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.487692][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.488091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.488387][ T32] r10:61c88647 r9:850d2400 r8:849dc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.489041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.490053][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.490105][ T32] r4:00000000 [ 1330.490153][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.490235][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.490294][ T32] 5d20: dd014000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.490355][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.490415][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.490468][ T32] r5:80050013 r4:80239bb0 [ 1330.490518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.490602][ T32] r4:82ac21e4 [ 1330.490645][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.490729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.490780][ T32] r4:e0105dc0 [ 1330.490824][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.490907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.490954][ T32] r4:00000000 [ 1330.491005][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.491153][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.491206][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.491292][ T32] r5:00001000 r4:e0433000 [ 1330.491332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.491411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.491521][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.491586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.491704][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.491757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.491853][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.491904][ T32] r4:84aec980 [ 1330.491934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.491995][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.492022][ T32] r4:00000001 [ 1330.492042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.492104][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.492154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.492187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.492216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.492245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.492269][ T32] r4:849d6240 [ 1330.492302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.492331][ T32] INFO: task kworker/1:170:3913 blocked for more than 456 seconds. [ 1330.492362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.492387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.492420][ T32] task:kworker/1:170 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.492471][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.492512][ T32] Call trace: [ 1330.492557][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.492607][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:850d1800 [ 1330.492629][ T32] r4:850d1800 [ 1330.492675][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.492746][ T32] r5:850d1800 r4:8291a680 [ 1330.492794][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.492855][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.492900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1330.492922][ T32] r4:00000000 [ 1330.492942][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.492976][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.523889][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.524067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae97c0 [ 1330.524127][ T32] r4:00000000 [ 1330.524189][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.524293][ T32] r9:83018205 r8:850d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 2 printk messages dropped ** [ 1330.524524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.524729][ T32] r7:ddde2d80 r6:83018200 r5:8509078c r4:849dc880 ** 5 printk messages dropped ** [ 1330.525024][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.525315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.526168][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1330.526393][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.526631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 9 printk messages dropped ** [ 1330.527052][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 ** 9 printk messages dropped ** [ 1330.527482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.527885][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.528295][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1330.528623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae98c0 [ 1330.528646][ T32] r4:00000000 [ 1330.528666][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.528710][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1330.528732][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.528790][ T32] r5:00001000 r4:e0113000 [ 1330.528839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.528883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.528925][ T32] r5:85090b8c r4:85090800 [ 1330.528946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.528994][ T32] r7:ddde2d80 r6:83018200 r5:85090b8c r4:849dc900 [ 1330.529016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.529119][ T32] r10:61c88647 r9:850d4800 r8:849dc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.529281][ T32] r4:849dc900 [ 1330.529339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.529386][ T32] r10:00000000 r9:849dc900 r8:80287e08 r7:e0791e60 r6:849ca280 r5:850d4800 [ 1330.529414][ T32] r4:00000001 [ 1330.529432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.529493][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 1330.529523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.529552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.529579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.529699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.529752][ T32] r4:84ae96c0 [ 1330.530007][ T32] INFO: task kworker/1:171:3915 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.530045][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.530220][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.530290][ T32] Call trace: [ 1330.530658][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.530995][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.531281][ T32] r4:00000000 [ 1330.531366][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.531468][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.531543][ T32] 5d20: dd6c2000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.531641][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.531713][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.531769][ T32] r5:80050013 r4:80239bb0 [ 1330.531819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.531918][ T32] r4:82ac21e4 [ 1330.531969][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.532067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.532171][ T32] r4:e0105dc0 [ 1330.532237][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.532363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.532424][ T32] r4:00000000 [ 1330.532492][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.532610][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.532664][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.532756][ T32] r5:00001000 r4:e0433000 [ 1330.532807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.532895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.557447][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.557641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.557875][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.557935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.558065][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.558560][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) ** 7 printk messages dropped ** [ 1330.559137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1330.559880][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1330.560529][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1330.561098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.561689][ T32] r10:61c88647 r9:850d3000 r8:849dc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.562257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.584788][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 8 printk messages dropped ** [ 1330.585491][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.585842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1330.586741][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1330.587375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.588101][ T32] Call trace: ** 10 printk messages dropped ** [ 1330.589022][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.589918][ T32] r5:8509138c r4:85091000 [ 1330.589976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.590077][ T32] r7:ddde2d80 r6:83018200 r5:8509138c r4:849dca00 [ 1330.590126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.590233][ T32] r10:61c88647 r9:850ce000 r8:849dca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.590286][ T32] r4:849dca00 [ 1330.590331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.590449][ T32] r10:00000000 r9:849dca00 r8:80287e08 r7:e07ade60 r6:849dca80 r5:850ce000 [ 1330.590508][ T32] r4:00000001 [ 1330.590557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.590639][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1330.590725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.590795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.590860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.590945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.591022][ T32] r4:84ae9840 [ 1330.591683][ T32] INFO: task kworker/1:173:3918 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.591791][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.591965][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.592114][ T32] Call trace: [ 1330.592207][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.592317][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.592371][ T32] r4:00000000 [ 1330.592426][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.592518][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.592605][ T32] 5d20: dd9aa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.592694][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.592754][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.592833][ T32] r5:80050013 r4:80239bb0 [ 1330.592889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.615148][ T32] r4:82ac21e4 [ 1330.615365][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.615525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.615579][ T32] r4:e0105dc0 [ 1330.615627][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.615720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.615770][ T32] r4:00000000 [ 1330.615820][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.615925][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.615977][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.616073][ T32] r5:00001000 r4:e0433000 [ 1330.616143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.616241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.616357][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.616418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.616519][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.616571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.616665][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.616718][ T32] r4:84aec980 [ 1330.616764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.616861][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.616913][ T32] r4:00000001 [ 1330.616965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.617048][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.617121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.617190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.617275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.617385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.617450][ T32] r4:849d6240 [ 1330.617507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1330.618127][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.618711][ T32] r5:850cd400 r4:8291a680 [ 1330.618762][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.618870][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.618988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1330.619056][ T32] r4:00000000 [ 1330.619106][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.619190][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.619321][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.619432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae9ec0 [ 1330.619491][ T32] r4:00000000 [ 1330.619545][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.619663][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.619723][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.619830][ T32] r5:00001000 r4:e056b000 [ 1330.619901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.620049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.620168][ T32] r5:8509178c r4:85091400 [ 1330.620239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.620342][ T32] r7:ddde2d80 r6:83018200 r5:8509178c r4:849dcb00 [ 1330.620419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.620539][ T32] r10:61c88647 r9:850cd400 r8:849dcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.620610][ T32] r4:849dcb00 [ 1330.620661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.620762][ T32] r10:00000000 r9:849dcb00 r8:80287e08 r7:e0781e60 r6:849dcb80 r5:850cd400 [ 1330.620841][ T32] r4:00000001 [ 1330.620912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.620998][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1330.621077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.621145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.621234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.621361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.622443][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.655272][ T32] 5d20: ddfe8000 e011d000 00000001 80239b98 7f4dd000 00000001 ** 9 printk messages dropped ** [ 1330.656012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 8 printk messages dropped ** [ 1330.656724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.657421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.658140][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.659092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 ** 8 printk messages dropped ** [ 1330.659633][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.659826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.659975][ T32] r7:ddde2d80 r6:83018200 r5:85091b8c r4:849dcc00 ** 9 printk messages dropped ** [ 1330.660401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.661481][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 8 printk messages dropped ** [ 1330.661986][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.662400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 11 printk messages dropped ** [ 1330.674657][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1330.674826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1330.675069][ T32] r4:849d6240 [ 1330.675094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.675124][ T32] INFO: task kworker/0:228:3924 blocked for more than 457 seconds. [ 1330.675187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.675225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.675249][ T32] task:kworker/0:228 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.675332][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.675415][ T32] Call trace: [ 1330.675460][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.675541][ T32] r10:8291a684 r9:e07b9d84 r8:00000002 r7:60000113 r6:e07b9d8c r5:850d8c00 [ 1330.675596][ T32] r4:850d8c00 [ 1330.675620][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.675669][ T32] r5:850d8c00 r4:8291a680 [ 1330.675718][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.675763][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.675805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b9e08 [ 1330.675827][ T32] r4:00000000 [ 1330.675867][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.675905][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.675943][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.675984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5d00 [ 1330.676007][ T32] r4:00000000 [ 1330.676119][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.676172][ T32] r9:83018005 r8:850d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1330.676200][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.676245][ T32] r5:00001000 r4:e4873000 [ 1330.676333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.676378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.676451][ T32] r5:8446db8c r4:8446d800 [ 1330.676580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.676629][ T32] r7:dddced80 r6:83018000 r5:8446db8c r4:849ca380 [ 1330.676703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.676829][ T32] r10:61c88647 r9:850d8c00 r8:849ca3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.676855][ T32] r4:849ca380 [ 1330.676879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.676925][ T32] r10:00000000 r9:849ca380 r8:80287e08 r7:e05d1e60 r6:849dcd00 r5:850d8c00 [ 1330.676948][ T32] r4:00000001 [ 1330.676968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.677005][ T32] Exception stack(0xe07b9fb0 to 0xe07b9ff8) [ 1330.677057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.677142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.677172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.677202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.677225][ T32] r4:849c55c0 [ 1330.677668][ T32] INFO: task kworker/0:228:3924 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.677736][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.677830][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.677873][ T32] Call trace: [ 1330.677904][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.677954][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.677977][ T32] r4:00000000 [ 1330.677997][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1330.678160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1330.678354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.678385][ T32] r4:e0105dc0 [ 1330.678411][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.678462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.678486][ T32] r4:00000000 [ 1330.678532][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.678582][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.678672][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.678719][ T32] r5:00001000 r4:e0433000 [ 1330.678740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.678778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.678819][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.678841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.678887][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.678908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.678971][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.678997][ T32] r4:84aec980 [ 1330.679016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.679062][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.679100][ T32] r4:00000001 [ 1330.679123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.679180][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.679212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.679355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.679403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.679436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.679460][ T32] r4:849d6240 [ 1330.679481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.679506][ T32] INFO: task kworker/1:176:3925 blocked for more than 457 seconds. [ 1330.679534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.679594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.679618][ T32] task:kworker/1:176 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.679768][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.679815][ T32] Call trace: [ 1330.679942][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.680041][ T32] r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000013 r6:e07bdd8c r5:850d9800 [ 1330.680067][ T32] r4:850d9800 [ 1330.680100][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.680146][ T32] r5:850d9800 r4:8291a680 [ 1330.680165][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.680205][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.680276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1330.680302][ T32] r4:00000000 [ 1330.680346][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.680385][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.680425][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.680495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dd240 [ 1330.680567][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.680813][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.680934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.681210][ T32] r7:ddde2d80 r6:83018200 r5:85091f8c r4:849dcd80 ** 4 printk messages dropped ** [ 1330.681558][ T32] r10:00000000 r9:849dcd80 r8:80287e08 r7:e07b5e60 r6:849dce00 r5:850d9800 ** 7 printk messages dropped ** [ 1330.682022][ T32] r4:849ceac0 ** 5 printk messages dropped ** [ 1330.682917][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 ** 7 printk messages dropped ** [ 1330.712929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.713595][ T32] r4:82ac21e4 [ 1330.713630][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.713716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.713745][ T32] r4:e0105dc0 [ 1330.713766][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.713811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.713835][ T32] r4:00000000 [ 1330.713869][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.713947][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.713975][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.714023][ T32] r5:00001000 r4:e0433000 [ 1330.714046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.714098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.714151][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.714198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.714258][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.714305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.714359][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.714410][ T32] r4:84aec980 [ 1330.714440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.714491][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.714515][ T32] r4:00000001 [ 1330.714534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.714570][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.714599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.714628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.714680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.714713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.714947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1330.715203][ T32] Call trace: ** 3 printk messages dropped ** [ 1330.715332][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1330.715542][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.715735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dd440 ** 5 printk messages dropped ** [ 1330.716136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.716233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.716659][ T32] r10:61c88647 r9:850da400 r8:849dceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.717403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.718495][ T32] Exception stack(0xe0105d28 to 0xe0105d70) ** 5 printk messages dropped ** [ 1330.718752][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.719021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 ** 8 printk messages dropped ** [ 1330.719444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.719771][ T32] r4:84aec980 ** 2 printk messages dropped ** [ 1330.719991][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.720185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1330.720385][ T32] task:kworker/1:178 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.720849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 ** 3 printk messages dropped ** [ 1330.721002][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.721043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dd640 [ 1330.721065][ T32] r4:00000000 [ 1330.721084][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.721127][ T32] r9:83018205 r8:850dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.721148][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.721193][ T32] r5:00001000 r4:e05c7000 [ 1330.721214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.721276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.721347][ T32] r5:8509278c r4:85092400 [ 1330.721427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.721478][ T32] r7:ddde2d80 r6:83018200 r5:8509278c r4:849dcf80 [ 1330.721521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.721570][ T32] r10:61c88647 r9:850dc800 r8:849dcfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.721592][ T32] r4:849dcf80 [ 1330.721610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.721655][ T32] r10:00000000 r9:849dcf80 r8:80287e08 r7:e07c1e60 r6:84ae8000 r5:850dc800 [ 1330.721678][ T32] r4:00000001 [ 1330.721697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.721734][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1330.721773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.721804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.721842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.721872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.721894][ T32] r4:849dd400 [ 1330.722148][ T32] INFO: task kworker/1:178:3930 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.722186][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.722323][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.722444][ T32] Call trace: [ 1330.722535][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.722626][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.722689][ T32] r4:00000000 [ 1330.722732][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.722804][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.722858][ T32] 5d20: de205000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.722909][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.723008][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.755691][ T32] r5:80050013 r4:80239bb0 [ 1330.755742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.755810][ T32] r4:82ac21e4 [ 1330.755832][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.755876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.755915][ T32] r4:e0105dc0 [ 1330.755938][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.755988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.756012][ T32] r4:00000000 [ 1330.756031][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.756094][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.756122][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.756223][ T32] r5:00001000 r4:e0433000 [ 1330.756274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.756319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.756387][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.756424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.756474][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.756495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.756568][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.756601][ T32] r4:84aec980 [ 1330.756647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.756698][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.756745][ T32] r4:00000001 [ 1330.756769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.756847][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.756907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.756940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.756968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.757022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.757048][ T32] r4:849d6240 [ 1330.757099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.757148][ T32] INFO: task kworker/1:179:3932 blocked for more than 457 seconds. [ 1330.757208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.757238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.757262][ T32] task:kworker/1:179 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.757351][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.757408][ T32] Call trace: [ 1330.757441][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.757492][ T32] r10:8291a684 r9:e07d5d84 r8:00000002 r7:60000113 r6:e07d5d8c r5:850dbc00 [ 1330.757515][ T32] r4:850dbc00 [ 1330.757535][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.757578][ T32] r5:850dbc00 r4:8291a680 [ 1330.757598][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.757637][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.757679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 [ 1330.757701][ T32] r4:00000000 [ 1330.757719][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.757753][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.757787][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.757867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ddc40 [ 1330.757894][ T32] r4:00000000 [ 1330.757940][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.757988][ T32] r9:83018205 r8:850dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1330.758010][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.758083][ T32] r5:00001000 r4:e065f000 [ 1330.758108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.758150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.758193][ T32] r5:8509338c r4:85093000 [ 1330.758212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.758285][ T32] r7:ddde2d80 r6:83018200 r5:8509338c r4:84ae8080 [ 1330.758337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.758393][ T32] r10:61c88647 r9:850dbc00 r8:84ae80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.758437][ T32] r4:84ae8080 [ 1330.758483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.758570][ T32] r10:00000000 r9:84ae8080 r8:80287e08 r7:e07c9e60 r6:84ae8100 r5:850dbc00 [ 1330.758635][ T32] r4:00000001 [ 1330.758660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.758700][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1330.758727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.758755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.758783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.758813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.758846][ T32] r4:849dd380 [ 1330.759291][ T32] INFO: task kworker/1:179:3932 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.759331][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.759408][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.759452][ T32] Call trace: [ 1330.759513][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.759564][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.759612][ T32] r4:00000000 [ 1330.759637][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.759720][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.759829][ T32] 5d20: de90f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.759861][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.759924][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.759951][ T32] r5:80050013 r4:80239bb0 [ 1330.759974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.760041][ T32] r4:82ac21e4 [ 1330.760065][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.760107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.760130][ T32] r4:e0105dc0 [ 1330.760150][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.760190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.760238][ T32] r4:00000000 [ 1330.760262][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.760307][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.760348][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.760404][ T32] r5:00001000 r4:e0433000 [ 1330.760425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.760464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.760506][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.760545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.760601][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.760664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.760716][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.760766][ T32] r4:84aec980 [ 1330.760790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.760838][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.760887][ T32] r4:00000001 [ 1330.760910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.760946][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.760971][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.760999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.761038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.761101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.761129][ T32] r4:849d6240 [ 1330.761152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.761178][ T32] INFO: task kworker/1:180:3934 blocked for more than 457 seconds. [ 1330.761207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.761231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.761313][ T32] task:kworker/1:180 state:D stack:0 pid:3934 tgid:3934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.761427][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.761506][ T32] Call trace: [ 1330.761584][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.761663][ T32] r10:8291a684 r9:e07d9d84 r8:00000002 r7:60000013 r6:e07d9d8c r5:850db000 [ 1330.761705][ T32] r4:850db000 [ 1330.761743][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.761897][ T32] r5:850db000 r4:8291a680 [ 1330.761952][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.762036][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.762184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d9e08 [ 1330.762254][ T32] r4:00000000 [ 1330.762295][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.762393][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.762479][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.762578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dd880 [ 1330.762638][ T32] r4:00000000 [ 1330.762699][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.762798][ T32] r9:83018205 r8:850db000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.762877][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.762964][ T32] r5:00001000 r4:e05ef000 [ 1330.763061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.776897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.776996][ T32] r5:85092b8c r4:85092800 [ 1330.777022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.777121][ T32] r7:ddde2d80 r6:83018200 r5:85092b8c r4:84ae8180 [ 1330.777157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.777208][ T32] r10:61c88647 r9:850db000 r8:84ae81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.777232][ T32] r4:84ae8180 [ 1330.777278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.777365][ T32] r10:00000000 r9:84ae8180 r8:80287e08 r7:e07d5e60 r6:84ae8200 r5:850db000 [ 1330.777426][ T32] r4:00000001 [ 1330.777476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.777519][ T32] Exception stack(0xe07d9fb0 to 0xe07d9ff8) [ 1330.777575][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.777608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.777648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.777717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.777744][ T32] r4:849dd580 [ 1330.778155][ T32] INFO: task kworker/1:180:3934 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.778219][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.778327][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.778377][ T32] Call trace: [ 1330.778409][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.778462][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.778485][ T32] r4:00000000 [ 1330.778505][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.778545][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.778575][ T32] 5d20: de90f000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.778604][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.778628][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.778671][ T32] r5:80050013 r4:80239bb0 [ 1330.778695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.778764][ T32] r4:82ac21e4 [ 1330.778788][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.778832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.778857][ T32] r4:e0105dc0 [ 1330.778971][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.779031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.779056][ T32] r4:00000000 [ 1330.779094][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.779183][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.779241][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.779316][ T32] r5:00001000 r4:e0433000 [ 1330.779340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.779407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.779457][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.779480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.779555][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.779688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.779801][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.779863][ T32] r4:84aec980 [ 1330.779886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.779933][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.779956][ T32] r4:00000001 [ 1330.779989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.780030][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.780099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.780131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.780164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.780193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.780216][ T32] r4:849d6240 [ 1330.780237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.780267][ T32] INFO: task kworker/1:181:3935 blocked for more than 457 seconds. [ 1330.780301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.780327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.780349][ T32] task:kworker/1:181 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.780419][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.780462][ T32] Call trace: [ 1330.780491][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.780567][ T32] r10:8291a684 r9:e07b1d84 r8:00000002 r7:60000113 r6:e07b1d8c r5:850de000 [ 1330.780597][ T32] r4:850de000 [ 1330.780619][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.780663][ T32] r5:850de000 r4:8291a680 [ 1330.780717][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.780963][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.781010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1330.781034][ T32] r4:00000000 [ 1330.781054][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.781089][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.781123][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.781204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dda40 [ 1330.781232][ T32] r4:00000000 [ 1330.781252][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.781332][ T32] r9:83018205 r8:850de000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1330.781389][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.781437][ T32] r5:00001000 r4:e0653000 [ 1330.781457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.781497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.781560][ T32] r5:85092f8c r4:85092c00 [ 1330.781583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.781703][ T32] r7:ddde2d80 r6:83018200 r5:85092f8c r4:84ae8280 [ 1330.781727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.781810][ T32] r10:61c88647 r9:850de000 r8:84ae82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.781837][ T32] r4:84ae8280 [ 1330.781924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.781975][ T32] r10:00000000 r9:84ae8280 r8:80287e08 r7:e07d5e60 r6:84ae8300 r5:850de000 [ 1330.782083][ T32] r4:00000001 [ 1330.782106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.782142][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1330.782174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.782202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.782228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.782255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.782287][ T32] r4:849ddb80 [ 1330.782626][ T32] INFO: task kworker/1:181:3935 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.782689][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.782793][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.783068][ T32] Call trace: [ 1330.801225][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.801363][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.801393][ T32] r4:00000000 [ 1330.801448][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.801513][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.801612][ T32] 5d20: decfe000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.801649][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.801674][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.801701][ T32] r5:80050013 r4:80239bb0 [ 1330.801723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.801769][ T32] r4:82ac21e4 [ 1330.801815][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.801886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.801913][ T32] r4:e0105dc0 [ 1330.801957][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.802004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.802027][ T32] r4:00000000 [ 1330.802048][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.802094][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.802116][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.802169][ T32] r5:00001000 r4:e0433000 [ 1330.802189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.802273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.802356][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.802397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.802480][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.802522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.802620][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.802695][ T32] r4:84aec980 [ 1330.802741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.802843][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.802896][ T32] r4:00000001 [ 1330.802936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.806059][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.806159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.806243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.806307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.806368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.806414][ T32] r4:849d6240 [ 1330.806461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.806517][ T32] INFO: task kworker/1:182:3938 blocked for more than 457 seconds. [ 1330.806602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.806664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.806730][ T32] task:kworker/1:182 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.806837][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.806937][ T32] Call trace: [ 1330.806999][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.807102][ T32] r10:8291a684 r9:e07f1d84 r8:00000002 r7:60000113 r6:e07f1d8c r5:850dec00 [ 1330.807160][ T32] r4:850dec00 [ 1330.807206][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.807291][ T32] r5:850dec00 r4:8291a680 [ 1330.807350][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.807435][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.807518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 [ 1330.807564][ T32] r4:00000000 [ 1330.807602][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.807669][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.807742][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.807823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dde40 [ 1330.807869][ T32] r4:00000000 [ 1330.807910][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.808016][ T32] r9:83018205 r8:850dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1330.808063][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.808146][ T32] r5:00001000 r4:e0675000 [ 1330.808214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.808302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.808395][ T32] r5:8509378c r4:85093400 [ 1330.808465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.808564][ T32] r7:ddde2d80 r6:83018200 r5:8509378c r4:84ae8380 [ 1330.808626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.808730][ T32] r10:61c88647 r9:850dec00 r8:84ae83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.808778][ T32] r4:84ae8380 [ 1330.808823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.808914][ T32] r10:00000000 r9:84ae8380 r8:80287e08 r7:e07d5e60 r6:84ae8400 r5:850dec00 [ 1330.808962][ T32] r4:00000001 [ 1330.809023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.809130][ T32] Exception stack(0xe07f1fb0 to 0xe07f1ff8) [ 1330.809196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.809253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.809337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.809394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.809443][ T32] r4:849ddb00 [ 1330.810044][ T32] INFO: task kworker/1:182:3938 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.810121][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.810250][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.810373][ T32] Call trace: [ 1330.810498][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.810612][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.810666][ T32] r4:00000000 [ 1330.810713][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.810796][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.810857][ T32] 5d20: decfe000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.810918][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.810968][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.811012][ T32] r5:80050013 r4:80239bb0 [ 1330.811051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.811170][ T32] r4:82ac21e4 [ 1330.811210][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.811289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.811319][ T32] r4:e0105dc0 [ 1330.811338][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.811382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.811424][ T32] r4:00000000 [ 1330.811454][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.811528][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.811606][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.811652][ T32] r5:00001000 r4:e0433000 [ 1330.811697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.811756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.811815][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.811835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.811908][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.811941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.811990][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.812013][ T32] r4:84aec980 [ 1330.812091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.812142][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.812170][ T32] r4:00000001 [ 1330.812205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.812260][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.812349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.812412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.812483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.812554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.812606][ T32] r4:849d6240 [ 1330.812648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.812693][ T32] INFO: task kworker/1:183:3940 blocked for more than 457 seconds. [ 1330.812781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.812863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.812940][ T32] task:kworker/1:183 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.835424][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.835502][ T32] Call trace: [ 1330.835567][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.835631][ T32] r10:8291a684 r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:850cb000 [ 1330.835657][ T32] r4:850cb000 [ 1330.835728][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.835803][ T32] r5:850cb000 r4:8291a680 [ 1330.835828][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.835899][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.835997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1330.836051][ T32] r4:00000000 [ 1330.836074][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.836110][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.836155][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.836199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd080 [ 1330.836240][ T32] r4:00000000 [ 1330.836291][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.836342][ T32] r9:83018205 r8:850cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1330.836366][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.836408][ T32] r5:00001000 r4:e0681000 [ 1330.836428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.836468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.836510][ T32] r5:85093b8c r4:85093800 [ 1330.836560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.836696][ T32] r7:ddde2d80 r6:83018200 r5:85093b8c r4:84ae8480 [ 1330.836773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.836824][ T32] r10:61c88647 r9:850cb000 r8:84ae84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.836925][ T32] r4:84ae8480 [ 1330.837000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.837050][ T32] r10:00000000 r9:84ae8480 r8:80287e08 r7:e07f1e60 r6:84ae8500 r5:850cb000 [ 1330.837073][ T32] r4:00000001 [ 1330.837093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.837130][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1330.837168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.837198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.837223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.837251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.837367][ T32] r4:849dde00 [ 1330.837772][ T32] INFO: task kworker/1:183:3940 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.837839][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837959][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.838045][ T32] Call trace: [ 1330.838109][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.838212][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.838261][ T32] r4:00000000 [ 1330.838286][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.838382][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.838427][ T32] 5d20: df001000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.838457][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.838507][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.838542][ T32] r5:80050013 r4:80239bb0 [ 1330.838617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.838672][ T32] r4:82ac21e4 [ 1330.838708][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.838752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.838778][ T32] r4:e0105dc0 [ 1330.838797][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.838864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.838890][ T32] r4:00000000 [ 1330.838937][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.839013][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.839039][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.839081][ T32] r5:00001000 r4:e0433000 [ 1330.839102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.839142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.839191][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.839211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.839258][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.839281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.839327][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.839350][ T32] r4:84aec980 [ 1330.839369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.839439][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.839467][ T32] r4:00000001 [ 1330.839539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.839579][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.839607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.839634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.839660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.839688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.839711][ T32] r4:849d6240 [ 1330.839732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.839762][ T32] INFO: task kworker/1:184:3942 blocked for more than 457 seconds. [ 1330.839797][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.839824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.840023][ T32] task:kworker/1:184 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.840104][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.840207][ T32] Call trace: [ 1330.840262][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.840311][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000113 r6:e0765d8c r5:850cec00 [ 1330.840334][ T32] r4:850cec00 [ 1330.840355][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.840398][ T32] r5:850cec00 r4:8291a680 [ 1330.840423][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.840485][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.840555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1330.840583][ T32] r4:00000000 [ 1330.840603][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.840638][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.840713][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.840758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd240 [ 1330.840782][ T32] r4:00000000 [ 1330.840843][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.840890][ T32] r9:83018205 r8:850cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.840912][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.840952][ T32] r5:00001000 r4:e0693000 [ 1330.840971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.841009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.841049][ T32] r5:85093f8c r4:85093c00 [ 1330.841070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.841114][ T32] r7:ddde2d80 r6:83018200 r5:85093f8c r4:84ae8580 [ 1330.841135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.841186][ T32] r10:61c88647 r9:850cec00 r8:84ae85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.841209][ T32] r4:84ae8580 [ 1330.841228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.841272][ T32] r10:00000000 r9:84ae8580 r8:80287e08 r7:e07ede60 r6:84ae8600 r5:850cec00 [ 1330.841319][ T32] r4:00000001 [ 1330.841340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.841447][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1330.841507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.841627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.841697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.841753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.841799][ T32] r4:849cd0c0 [ 1330.842104][ T32] INFO: task kworker/1:184:3942 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.842158][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.842340][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.842418][ T32] Call trace: [ 1330.842454][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.842506][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.842530][ T32] r4:00000000 [ 1330.842550][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.842589][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.842617][ T32] 5d20: df001000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.842648][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.842674][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.842698][ T32] r5:80050013 r4:80239bb0 [ 1330.842719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.842760][ T32] r4:82ac21e4 [ 1330.842780][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.842822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.842869][ T32] r4:e0105dc0 [ 1330.842924][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.877111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.877229][ T32] r4:00000000 [ 1330.877258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.877522][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.877553][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.877602][ T32] r5:00001000 r4:e0433000 [ 1330.877624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.877664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.877707][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.877728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.877776][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.877901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.877953][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.877975][ T32] r4:84aec980 [ 1330.878023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.878076][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.878099][ T32] r4:00000001 [ 1330.878146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.878272][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.878313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.878397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.878427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.878509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.878535][ T32] r4:849d6240 [ 1330.878601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.878649][ T32] INFO: task kworker/1:185:3945 blocked for more than 457 seconds. [ 1330.878686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.878713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.878735][ T32] task:kworker/1:185 state:D stack:0 pid:3945 tgid:3945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.878944][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.878996][ T32] Call trace: [ 1330.879168][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.879266][ T32] r10:8291a684 r9:e07f5d84 r8:00000002 r7:60000113 r6:e07f5d8c r5:850e0000 [ 1330.879376][ T32] r4:850e0000 [ 1330.879400][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.879446][ T32] r5:850e0000 r4:8291a680 [ 1330.879491][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.879613][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.879660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 [ 1330.879734][ T32] r4:00000000 [ 1330.879757][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.879950][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.880072][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.880116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd340 [ 1330.880157][ T32] r4:00000000 [ 1330.880193][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.880265][ T32] r9:83018205 r8:850e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1330.880291][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.880333][ T32] r5:00001000 r4:e069f000 [ 1330.880380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.880475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.880521][ T32] r5:8509838c r4:85098000 [ 1330.880542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.880690][ T32] r7:ddde2d80 r6:83018200 r5:8509838c r4:84ae8680 [ 1330.880716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.880768][ T32] r10:61c88647 r9:850e0000 r8:84ae86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.880793][ T32] r4:84ae8680 [ 1330.880812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.880864][ T32] r10:00000000 r9:84ae8680 r8:80287e08 r7:e0765e60 r6:84ae8700 r5:850e0000 [ 1330.880887][ T32] r4:00000001 [ 1330.880910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.881070][ T32] Exception stack(0xe07f5fb0 to 0xe07f5ff8) [ 1330.881161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.881201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.881232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.881262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.881285][ T32] r4:849cd200 [ 1330.881824][ T32] INFO: task kworker/1:185:3945 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.881885][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.882085][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.882272][ T32] Call trace: [ 1330.882418][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.882532][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.882656][ T32] r4:00000000 [ 1330.882680][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.882774][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.882897][ T32] 5d20: df6fa000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.882930][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.882975][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.883119][ T32] r5:80050013 r4:80239bb0 [ 1330.892030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.892154][ T32] r4:82ac21e4 [ 1330.892179][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.892224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.892249][ T32] r4:e0105dc0 [ 1330.892295][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.892396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.892429][ T32] r4:00000000 [ 1330.892451][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.892498][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.892520][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.892565][ T32] r5:00001000 r4:e0433000 [ 1330.892612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.892656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.892700][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.892721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.892795][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.892820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.892887][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.892913][ T32] r4:84aec980 [ 1330.892973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.893105][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.903701][ T32] r4:00000001 [ 1330.903744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.903805][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.903838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.903868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.903896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.903940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.903966][ T32] r4:849d6240 [ 1330.903991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.904076][ T32] INFO: task kworker/1:186:3946 blocked for more than 457 seconds. [ 1330.904154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.904231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.904258][ T32] task:kworker/1:186 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.904317][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.904366][ T32] Call trace: [ 1330.904399][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.904452][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:850e0c00 [ 1330.904477][ T32] r4:850e0c00 [ 1330.904498][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.904543][ T32] r5:850e0c00 r4:8291a680 [ 1330.904564][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.904604][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.904684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1330.904712][ T32] r4:00000000 [ 1330.904732][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.904767][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.904852][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.904899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd4c0 [ 1330.904922][ T32] r4:00000000 [ 1330.904943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.904990][ T32] r9:83018205 r8:850e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1330.905012][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.905054][ T32] r5:00001000 r4:e06b1000 [ 1330.905111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.905246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.905314][ T32] r5:8509878c r4:85098400 [ 1330.905338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.905385][ T32] r7:ddde2d80 r6:83018200 r5:8509878c r4:84ae8780 [ 1330.905407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.905453][ T32] r10:61c88647 r9:850e0c00 r8:84ae87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.905477][ T32] r4:84ae8780 [ 1330.905497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.905672][ T32] r10:00000000 r9:84ae8780 r8:80287e08 r7:e07f5e60 r6:84ae8800 r5:850e0c00 [ 1330.905805][ T32] r4:00000001 [ 1330.905933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.905973][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1330.905999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.906044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.906075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.906157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.906214][ T32] r4:849cd2c0 [ 1330.906614][ T32] INFO: task kworker/1:186:3946 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.906652][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.906766][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.906958][ T32] Call trace: [ 1330.907124][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.907186][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.907210][ T32] r4:00000000 [ 1330.907230][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.907272][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.907300][ T32] 5d20: df90c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.907379][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.907421][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.907451][ T32] r5:80050013 r4:80239bb0 [ 1330.907472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.907513][ T32] r4:82ac21e4 [ 1330.907532][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.907598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.907626][ T32] r4:e0105dc0 [ 1330.907644][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.907711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.907736][ T32] r4:00000000 [ 1330.907756][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.907801][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.907823][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.907866][ T32] r5:00001000 r4:e0433000 [ 1330.907911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.907990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.908057][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.908084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.908132][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.908174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.908251][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.908285][ T32] r4:84aec980 [ 1330.908305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.908352][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.908375][ T32] r4:00000001 [ 1330.908417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.908505][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.908595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.908656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.908686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.908714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.908782][ T32] r4:849d6240 [ 1330.908808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.908835][ T32] INFO: task kworker/1:187:3948 blocked for more than 457 seconds. [ 1330.908865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.908918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.908946][ T32] task:kworker/1:187 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.909045][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.909167][ T32] Call trace: [ 1330.909203][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.909278][ T32] r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000013 r6:e07f9d8c r5:850e1800 [ 1330.909365][ T32] r4:850e1800 [ 1330.909391][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.909437][ T32] r5:850e1800 r4:8291a680 [ 1330.909458][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.909497][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.909564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1330.909591][ T32] r4:00000000 [ 1330.909613][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.909648][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.909683][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.909722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd700 [ 1330.909745][ T32] r4:00000000 [ 1330.909764][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.909806][ T32] r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.909878][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.909926][ T32] r5:00001000 r4:e06bd000 [ 1330.910021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.910070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.910113][ T32] r5:85098b8c r4:85098800 [ 1330.910135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.910186][ T32] r7:ddde2d80 r6:83018200 r5:85098b8c r4:84ae8880 [ 1330.910231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.910291][ T32] r10:61c88647 r9:850e1800 r8:84ae88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.910315][ T32] r4:84ae8880 [ 1330.910360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.910426][ T32] r10:00000000 r9:84ae8880 r8:80287e08 r7:e07fde60 r6:84ae8900 r5:850e1800 [ 1330.910460][ T32] r4:00000001 [ 1330.910481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.910556][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1330.910588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.910619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.910644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.910749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.910777][ T32] r4:849cd2c0 [ 1330.911031][ T32] INFO: task kworker/1:187:3948 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.911100][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.911187][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.911236][ T32] Call trace: [ 1330.911294][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.911400][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.911436][ T32] r4:00000000 [ 1330.911458][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.911499][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.911527][ T32] 5d20: df90c000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.911556][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.911580][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.911603][ T32] r5:80050013 r4:80239bb0 [ 1330.911624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.911665][ T32] r4:82ac21e4 [ 1330.911712][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.911758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.911782][ T32] r4:e0105dc0 [ 1330.911801][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.911857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.911910][ T32] r4:00000000 [ 1330.911933][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.911981][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.912030][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.912121][ T32] r5:00001000 r4:e0433000 [ 1330.912144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.912194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.912236][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.912321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.912423][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.912527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.912607][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.912633][ T32] r4:84aec980 [ 1330.912657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.912737][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.912763][ T32] r4:00000001 [ 1330.912889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.912929][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.912957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.913088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.944685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.944756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.944787][ T32] r4:849d6240 [ 1330.944815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.944846][ T32] INFO: task kworker/1:188:3950 blocked for more than 457 seconds. [ 1330.944880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.944906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.944934][ T32] task:kworker/1:188 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.944994][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.945056][ T32] Call trace: [ 1330.945088][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.945165][ T32] r10:8291a684 r9:e4805d84 r8:00000002 r7:60000113 r6:e4805d8c r5:850e2400 [ 1330.945224][ T32] r4:850e2400 [ 1330.945249][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.945337][ T32] r5:850e2400 r4:8291a680 [ 1330.945362][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.945470][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.945517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4805e08 [ 1330.945541][ T32] r4:00000000 [ 1330.945573][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.945622][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.945669][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.945712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd980 [ 1330.945761][ T32] r4:00000000 [ 1330.945809][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.945860][ T32] r9:83018205 r8:850e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.945910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.945968][ T32] r5:00001000 r4:e0795000 [ 1330.946017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.946076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.946156][ T32] r5:8509938c r4:85099000 [ 1330.946182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.946230][ T32] r7:ddde2d80 r6:83018200 r5:8509938c r4:84ae8980 [ 1330.946252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.946298][ T32] r10:61c88647 r9:850e2400 r8:84ae89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.946321][ T32] r4:84ae8980 [ 1330.946364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.946447][ T32] r10:00000000 r9:84ae8980 r8:80287e08 r7:e07f9e60 r6:84ae8a00 r5:850e2400 [ 1330.946506][ T32] r4:00000001 [ 1330.946529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.946659][ T32] Exception stack(0xe4805fb0 to 0xe4805ff8) [ 1330.946711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.946775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.946839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.946871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.946894][ T32] r4:849cd6c0 [ 1330.947394][ T32] INFO: task kworker/1:188:3950 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.947502][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.947695][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.947811][ T32] Call trace: [ 1330.947846][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.947924][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.947976][ T32] r4:00000000 [ 1330.948026][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.948070][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.948125][ T32] 5d20: dfe34000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.948193][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.948250][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.948279][ T32] r5:80050013 r4:80239bb0 [ 1330.948301][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.948368][ T32] r4:82ac21e4 [ 1330.948418][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.948465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0105dc0 r5:e0105e08 [ 1330.948489][ T32] r4:e0105dc0 [ 1330.948508][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.948550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.948586][ T32] r4:00000000 [ 1330.948611][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.948658][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.948679][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.948721][ T32] r5:00001000 r4:e0433000 [ 1330.948741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.948780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.948822][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.948907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.948959][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.949000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.949050][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.949072][ T32] r4:84aec980 [ 1330.949108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.949176][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.949236][ T32] r4:00000001 [ 1330.949258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.949312][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.949350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.949378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.949403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.949432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.949478][ T32] r4:849d6240 [ 1330.949503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.949529][ T32] INFO: task kworker/1:189:3951 blocked for more than 457 seconds. [ 1330.949559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.949614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.949639][ T32] task:kworker/1:189 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.949825][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.949883][ T32] Call trace: [ 1330.949937][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1330.949989][ T32] r10:8291a684 r9:e480dd84 r8:00000002 r7:60000113 r6:e480dd8c r5:850d6000 [ 1330.950202][ T32] r4:850d6000 [ 1330.950228][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.950452][ T32] r5:850d6000 r4:8291a680 [ 1330.950476][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.950565][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.950662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e480de08 [ 1330.950697][ T32] r4:00000000 [ 1330.950716][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1330.950877][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1330.950948][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.950994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cd780 [ 1330.951018][ T32] r4:00000000 [ 1330.951114][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.951169][ T32] r9:83018205 r8:850d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1330.951191][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.951233][ T32] r5:00001000 r4:e0767000 [ 1330.951279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.951339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.951422][ T32] r5:85098f8c r4:85098c00 [ 1330.951467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.951567][ T32] r7:ddde2d80 r6:83018200 r5:85098f8c r4:84ae8a80 [ 1330.951608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.951711][ T32] r10:61c88647 r9:850d6000 r8:84ae8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.951737][ T32] r4:84ae8a80 [ 1330.951756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.951805][ T32] r10:00000000 r9:84ae8a80 r8:80287e08 r7:e4805e60 r6:849ca400 r5:850d6000 [ 1330.951829][ T32] r4:00000001 [ 1330.951849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.951935][ T32] Exception stack(0xe480dfb0 to 0xe480dff8) [ 1330.951966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.951994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.952044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.952100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.952127][ T32] r4:849cd6c0 [ 1330.952356][ T32] INFO: task kworker/1:189:3951 is blocked on a mutex likely owned by task kworker/0:172:3628. [ 1330.952393][ T32] task:kworker/0:172 state:R running task stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.952454][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.952532][ T32] Call trace: [ 1330.952588][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.952641][ T32] r10:82ac21c4 r9:84a4ec00 r8:80200be4 r7:e0105d5c r6:ffffffff r5:84a4ec00 [ 1330.952716][ T32] r4:00000000 [ 1330.952766][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.952809][ T32] Exception stack(0xe0105d28 to 0xe0105d70) [ 1330.952838][ T32] 5d20: dfe34000 e011d000 00000001 80239b98 7f4dd000 00000001 [ 1330.952894][ T32] 5d40: 82ac15a0 7f4dd000 e011d000 8280c928 82ac21c4 e0105da4 e0105da8 e0105d78 [ 1330.952937][ T32] 5d60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.952963][ T32] r5:80050013 r4:80239bb0 [ 1330.953060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.982078][ T32] r4:84a4ec00 [ 1330.982177][ T32] [<81a55b64>] (mutex_unlock) from [<804e79e8>] (_vm_unmap_aliases+0x208/0x240) [ 1330.982315][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1330.982429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afecc0 [ 1330.982497][ T32] r4:00000000 [ 1330.982546][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1330.982642][ T32] r9:83018005 r8:84a4ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1330.982697][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.982803][ T32] r5:00001000 r4:e0433000 [ 1330.982856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.983041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.999020][ T32] r5:84b4eb8c r4:84b4e800 [ 1330.999117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.999273][ T32] r7:dddced80 r6:83018000 r5:84b4eb8c r4:84aec980 [ 1330.999329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.999457][ T32] r10:61c88647 r9:84a4ec00 r8:84aec9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.999511][ T32] r4:84aec980 [ 1330.999558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.999688][ T32] r10:00000000 r9:84aec980 r8:80287e08 r7:e0125e60 r6:84aeca00 r5:84a4ec00 [ 1330.999755][ T32] r4:00000001 [ 1330.999808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.999925][ T32] Exception stack(0xe0105fb0 to 0xe0105ff8) [ 1330.999996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.000060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.000120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.000212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.000271][ T32] r4:849d6240 [ 1331.000374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.000492][ T32] INFO: task kworker/1:190:3955 blocked for more than 457 seconds. [ 1331.000568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.000651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.000723][ T32] task:kworker/1:190 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.000846][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.000951][ T32] Call trace: [ 1331.001049][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.001158][ T32] r10:8291a684 r9:e481dd84 r8:00000002 r7:60000113 r6:e481dd8c r5:850d5400 [ 1331.001226][ T32] r4:850d5400 [ 1331.001276][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.001410][ T32] r5:850d5400 r4:8291a680 [ 1331.001458][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.001539][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.001628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e481de08 [ 1331.001677][ T32] r4:00000000 [ 1331.001758][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.001846][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.001933][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.002028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cda80 [ 1331.002110][ T32] r4:00000000 [ 1331.002174][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.002282][ T32] r9:83018205 r8:850d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1331.002335][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.002460][ T32] r5:00001000 r4:e07cb000 [ 1331.002526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.002629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.002728][ T32] r5:8509978c r4:85099400 [ 1331.002782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.002886][ T32] r7:ddde2d80 r6:83018200 r5:8509978c r4:84ae8b00 [ 1331.002999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.012532][ T32] r10:61c88647 r9:850d5400 r8:84ae8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.012636][ T32] r4:84ae8b00 [ 1331.012710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.012884][ T32] r10:00000000 r9:84ae8b00 r8:80287e08 r7:e4805e60 r6:849ca480 r5:850d5400 [ 1331.013018][ T32] r4:00000001 [ 1331.013711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.013841][ T32] Exception stack(0xe481dfb0 to 0xe481dff8) [ 1331.013913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.013981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.014044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.014115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.014179][ T32] r4:849cd940 [ 1331.014874][ T32] INFO: task kworker/1:190:3955 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.014996][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.015182][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.015294][ T32] Call trace: [ 1331.015375][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.015499][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.015555][ T32] r4:00000000 [ 1331.015626][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.015738][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.015823][ T32] 1d20: 7f7f2000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.015894][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.015952][ T32] 1d60: 80230ad0 80239bb0 90050013 ffffffff [ 1331.016027][ T32] r5:90050013 r4:80239bb0 [ 1331.016084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.016187][ T32] r4:82ac21e4 [ 1331.016237][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.016334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.016394][ T32] r4:e0431dc0 [ 1331.016436][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.016526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.016602][ T32] r4:00000000 [ 1331.016674][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.016794][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.016850][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.016950][ T32] r5:00001000 r4:e0439000 [ 1331.017020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.017146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.017241][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.017328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.017440][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.017514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.017630][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.017684][ T32] r4:84aeca80 [ 1331.017759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.017867][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.017920][ T32] r4:00000001 [ 1331.017968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.018052][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.018137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.018222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.018311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.018406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.018468][ T32] r4:84b0e0c0 [ 1331.018527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.018593][ T32] INFO: task kworker/1:191:3956 blocked for more than 457 seconds. [ 1331.018664][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.018720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.018765][ T32] task:kworker/1:191 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.018902][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.019041][ T32] Call trace: [ 1331.019125][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.019237][ T32] r10:8291a684 r9:e4821d84 r8:00000002 r7:60000113 r6:e4821d8c r5:850dd400 [ 1331.019333][ T32] r4:850dd400 [ 1331.019405][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.019509][ T32] r5:850dd400 r4:8291a680 [ 1331.019596][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.019694][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.019799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4821e08 [ 1331.019863][ T32] r4:00000000 [ 1331.019909][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.019985][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.020087][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.020214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cdcc0 [ 1331.020275][ T32] r4:00000000 [ 1331.020347][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.020471][ T32] r9:83018205 r8:850dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1331.020591][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.020692][ T32] r5:00001000 r4:e4846000 [ 1331.020745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.020836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.020932][ T32] r5:85099f8c r4:85099c00 [ 1331.020981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.021086][ T32] r7:ddde2d80 r6:83018200 r5:85099f8c r4:84ae8b80 [ 1331.021141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.021283][ T32] r10:61c88647 r9:850dd400 r8:84ae8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.021413][ T32] r4:84ae8b80 [ 1331.021476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.021579][ T32] r10:00000000 r9:84ae8b80 r8:80287e08 r7:e481de60 r6:849ca500 r5:850dd400 [ 1331.021693][ T32] r4:00000001 [ 1331.021775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.021866][ T32] Exception stack(0xe4821fb0 to 0xe4821ff8) [ 1331.021932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.021999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.022059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.022154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.022237][ T32] r4:849cda00 [ 1331.022688][ T32] INFO: task kworker/1:191:3956 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.022780][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.022935][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.053906][ T32] Call trace: [ 1331.054041][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.054140][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.054171][ T32] r4:00000000 [ 1331.054193][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.054238][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.054271][ T32] 1d20: 7fb74000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.054300][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.054326][ T32] 1d60: 80230ad0 80239bb0 90050013 ffffffff [ 1331.054356][ T32] r5:90050013 r4:80239bb0 [ 1331.054412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.054513][ T32] r4:82ac21e4 [ 1331.054538][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.054583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.054631][ T32] r4:e0431dc0 [ 1331.054655][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.054751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.054865][ T32] r4:00000000 [ 1331.054894][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.054946][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.054996][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.055048][ T32] r5:00001000 r4:e0439000 [ 1331.055072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.055168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.055220][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.055260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.055314][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.055361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.055417][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.055492][ T32] r4:84aeca80 [ 1331.055524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.055585][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.055627][ T32] r4:00000001 [ 1331.055650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.055692][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.055746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.055778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.055806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.055852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.055901][ T32] r4:84b0e0c0 [ 1331.055927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.056054][ T32] INFO: task kworker/1:192:3957 blocked for more than 457 seconds. [ 1331.056093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.056120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.056143][ T32] task:kworker/1:192 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.056198][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.056259][ T32] Call trace: [ 1331.056337][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.056394][ T32] r10:8291a684 r9:e4849d84 r8:00000002 r7:60000113 r6:e4849d8c r5:849a8000 [ 1331.056418][ T32] r4:849a8000 [ 1331.056472][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.056654][ T32] r5:849a8000 r4:8291a680 [ 1331.056678][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.056719][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.056761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4849e08 [ 1331.056799][ T32] r4:00000000 [ 1331.056856][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.056897][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.056933][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.056974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cdc00 [ 1331.057065][ T32] r4:00000000 [ 1331.057088][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.057132][ T32] r9:83018205 r8:849a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1331.057154][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.057194][ T32] r5:00001000 r4:e07dd000 [ 1331.057213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.057287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.057406][ T32] r5:85099b8c r4:85099800 [ 1331.057434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.057481][ T32] r7:ddde2d80 r6:83018200 r5:85099b8c r4:84ae8c00 [ 1331.057509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.057558][ T32] r10:61c88647 r9:849a8000 r8:84ae8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.057580][ T32] r4:84ae8c00 [ 1331.057599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.057666][ T32] r10:00000000 r9:84ae8c00 r8:80287e08 r7:e4821e60 r6:849ca580 r5:849a8000 [ 1331.057692][ T32] r4:00000001 [ 1331.057725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.057765][ T32] Exception stack(0xe4849fb0 to 0xe4849ff8) [ 1331.057791][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.057845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.057877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.057907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.057942][ T32] r4:849cda00 [ 1331.058368][ T32] INFO: task kworker/1:192:3957 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.058413][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.058472][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.058517][ T32] Call trace: [ 1331.058604][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.058684][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.058711][ T32] r4:00000000 [ 1331.058732][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.058773][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.058803][ T32] 1d20: 7fb74000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.058832][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.058887][ T32] 1d60: 80230ad0 80239bb0 90050013 ffffffff [ 1331.058941][ T32] r5:90050013 r4:80239bb0 [ 1331.058991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.059051][ T32] r4:82ac21e4 [ 1331.059089][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.059135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.059159][ T32] r4:e0431dc0 [ 1331.059204][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.059251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.059276][ T32] r4:00000000 [ 1331.059296][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.059341][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.059363][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.059412][ T32] r5:00001000 r4:e0439000 [ 1331.059434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.059473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.059513][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.059545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.059619][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.059694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.059770][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.059797][ T32] r4:84aeca80 [ 1331.059829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.059879][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.059903][ T32] r4:00000001 [ 1331.059921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.059956][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.059998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.060030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.060057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.060084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.060131][ T32] r4:84b0e0c0 [ 1331.060157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.060196][ T32] INFO: task kworker/1:193:3960 blocked for more than 457 seconds. [ 1331.060228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.060277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.060340][ T32] task:kworker/1:193 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.060444][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.060516][ T32] Call trace: [ 1331.060547][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.060620][ T32] r10:8291a684 r9:e4859d84 r8:00000002 r7:60000013 r6:e4859d8c r5:849aa400 [ 1331.060659][ T32] r4:849aa400 [ 1331.060690][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.060733][ T32] r5:849aa400 r4:8291a680 [ 1331.060777][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.060825][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.060882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4859e08 [ 1331.060933][ T32] r4:00000000 [ 1331.060956][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.061009][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.061126][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.061171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ddec0 [ 1331.061219][ T32] r4:00000000 [ 1331.061246][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.061347][ T32] r9:83018205 r8:849aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1331.061385][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.061458][ T32] r5:00001000 r4:e4861000 [ 1331.061482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.061524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.061565][ T32] r5:8509a78c r4:8509a400 [ 1331.061587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.061632][ T32] r7:ddde2d80 r6:83018200 r5:8509a78c r4:84ae8c80 [ 1331.061654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.061701][ T32] r10:61c88647 r9:849aa400 r8:84ae8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.061723][ T32] r4:84ae8c80 [ 1331.061742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.061785][ T32] r10:00000000 r9:84ae8c80 r8:80287e08 r7:e4821e60 r6:849ca600 r5:849aa400 [ 1331.061833][ T32] r4:00000001 [ 1331.061856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.061920][ T32] Exception stack(0xe4859fb0 to 0xe4859ff8) [ 1331.061950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.062055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.062122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.062156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.062180][ T32] r4:849cdb40 [ 1331.062434][ T32] INFO: task kworker/1:193:3960 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.062502][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.062592][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.062709][ T32] Call trace: [ 1331.062744][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.062794][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.062818][ T32] r4:00000000 [ 1331.062837][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.062878][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.062908][ T32] 1d20: 7fb74000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.062936][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.085685][ T32] 1d60: 80230ad0 80239bb0 90050013 ffffffff [ 1331.085803][ T32] r5:90050013 r4:80239bb0 [ 1331.085832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.085895][ T32] r4:82ac21e4 [ 1331.085946][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.085994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.086051][ T32] r4:e0431dc0 [ 1331.086082][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.086128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.086152][ T32] r4:00000000 [ 1331.086211][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.086276][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.086303][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.086351][ T32] r5:00001000 r4:e0439000 [ 1331.086372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.086418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.086460][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.086481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.086554][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.086579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.086626][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.086648][ T32] r4:84aeca80 [ 1331.086667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.086713][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.086750][ T32] r4:00000001 [ 1331.086800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.086875][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.086986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.087018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.087090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.087123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.087148][ T32] r4:84b0e0c0 [ 1331.087171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.087232][ T32] INFO: task kworker/1:194:3961 blocked for more than 457 seconds. [ 1331.087327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.087387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.087440][ T32] task:kworker/1:194 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.087531][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.087604][ T32] Call trace: [ 1331.087669][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.087747][ T32] r10:8291a684 r9:e4865d84 r8:00000002 r7:60000113 r6:e4865d8c r5:849a8c00 [ 1331.087774][ T32] r4:849a8c00 [ 1331.087795][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.087838][ T32] r5:849a8c00 r4:8291a680 [ 1331.087858][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.087898][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.087963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4865e08 [ 1331.087990][ T32] r4:00000000 [ 1331.088035][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.088101][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.088140][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.088181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cde40 [ 1331.088204][ T32] r4:00000000 [ 1331.088225][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.088281][ T32] r9:83018205 r8:849a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1331.088306][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.088347][ T32] r5:00001000 r4:e485b000 [ 1331.088382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.088425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.088530][ T32] r5:8509a38c r4:8509a000 [ 1331.088555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.088601][ T32] r7:ddde2d80 r6:83018200 r5:8509a38c r4:84ae8d00 [ 1331.088645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.088702][ T32] r10:61c88647 r9:849a8c00 r8:84ae8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.088726][ T32] r4:84ae8d00 [ 1331.088746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.088790][ T32] r10:00000000 r9:84ae8d00 r8:80287e08 r7:e4859e60 r6:849ca680 r5:849a8c00 [ 1331.088812][ T32] r4:00000001 [ 1331.088830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.088889][ T32] Exception stack(0xe4865fb0 to 0xe4865ff8) [ 1331.088919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.088947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.088972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.089047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.089074][ T32] r4:849cddc0 [ 1331.089505][ T32] INFO: task kworker/1:194:3961 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.089587][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.089800][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.089846][ T32] Call trace: [ 1331.089877][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.089957][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.090060][ T32] r4:00000000 [ 1331.090083][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.090201][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.090235][ T32] 1d20: 7fe1f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.090264][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.090289][ T32] 1d60: 80230ad0 80239bb0 90050013 ffffffff [ 1331.090366][ T32] r5:90050013 r4:80239bb0 [ 1331.090400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.090445][ T32] r4:82ac21e4 [ 1331.090492][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.090562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.090589][ T32] r4:e0431dc0 [ 1331.090608][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.090650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.090673][ T32] r4:00000000 [ 1331.090697][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.090743][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.090765][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.090808][ T32] r5:00001000 r4:e0439000 [ 1331.090829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.090867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.090933][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.090956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.091003][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.091024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.091095][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.091170][ T32] r4:84aeca80 [ 1331.091194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.091243][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.091315][ T32] r4:00000001 [ 1331.091390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.091432][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.091458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.091512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.091548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.091577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.091624][ T32] r4:84b0e0c0 [ 1331.091675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.091730][ T32] INFO: task kworker/1:195:3963 blocked for more than 457 seconds. [ 1331.091813][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.091841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.091889][ T32] task:kworker/1:195 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.091941][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.091983][ T32] Call trace: [ 1331.092045][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.092146][ T32] r10:8291a684 r9:e4871d84 r8:00000002 r7:60000113 r6:e4871d8c r5:849ab000 [ 1331.092172][ T32] r4:849ab000 [ 1331.092229][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.092281][ T32] r5:849ab000 r4:8291a680 [ 1331.092301][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.092339][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.092385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 [ 1331.092409][ T32] r4:00000000 [ 1331.092429][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.092517][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.092593][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.092669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aae000 [ 1331.092695][ T32] r4:00000000 [ 1331.092716][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.092761][ T32] r9:83018205 r8:849ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1331.092787][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.092909][ T32] r5:00001000 r4:df983000 [ 1331.092936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.115640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.115804][ T32] r5:8509ab8c r4:8509a800 [ 1331.115831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.115882][ T32] r7:ddde2d80 r6:83018200 r5:8509ab8c r4:84ae8d80 [ 1331.115911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.115962][ T32] r10:61c88647 r9:849ab000 r8:84ae8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.115986][ T32] r4:84ae8d80 [ 1331.116025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.116082][ T32] r10:00000000 r9:84ae8d80 r8:80287e08 r7:e4859e60 r6:849ca700 r5:849ab000 [ 1331.116107][ T32] r4:00000001 [ 1331.116127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.116174][ T32] Exception stack(0xe4871fb0 to 0xe4871ff8) [ 1331.116229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.116265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.116294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.116335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.116412][ T32] r4:849ddfc0 [ 1331.116822][ T32] INFO: task kworker/1:195:3963 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.116863][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.116933][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.117032][ T32] Call trace: [ 1331.117217][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.117273][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.117345][ T32] r4:00000000 [ 1331.117372][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.117444][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.117539][ T32] 1d20: 800b0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.117571][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.117597][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.117621][ T32] r5:80050013 r4:80239bb0 [ 1331.117667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.117714][ T32] r4:82ac21e4 [ 1331.117735][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.117782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.117806][ T32] r4:e0431dc0 [ 1331.117825][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.117867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.117894][ T32] r4:00000000 [ 1331.117916][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.117962][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.117984][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.118052][ T32] r5:00001000 r4:e0439000 [ 1331.118087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.118130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.118221][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.118246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.118295][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.118316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.118362][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.118449][ T32] r4:84aeca80 [ 1331.118499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.118549][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.118572][ T32] r4:00000001 [ 1331.118596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.118633][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.118658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.118686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.118714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.118756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.118782][ T32] r4:84b0e0c0 [ 1331.118830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.118877][ T32] INFO: task kworker/0:229:3969 blocked for more than 457 seconds. [ 1331.118913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.118938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.118983][ T32] task:kworker/0:229 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.119060][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.119132][ T32] Call trace: [ 1331.119198][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.119253][ T32] r10:8291a684 r9:e4855d84 r8:00000002 r7:60000113 r6:e4855d8c r5:849abc00 [ 1331.119277][ T32] r4:849abc00 [ 1331.119297][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.119344][ T32] r5:849abc00 r4:8291a680 [ 1331.119392][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.119436][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.119479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4855e08 [ 1331.119529][ T32] r4:00000000 [ 1331.119577][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.119616][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.119650][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.119690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad400 [ 1331.119712][ T32] r4:00000000 [ 1331.119757][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.119830][ T32] r9:83018005 r8:849abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.119866][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.119942][ T32] r5:00001000 r4:dfc07000 [ 1331.120041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.120085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.120210][ T32] r5:85060f8c r4:85060c00 [ 1331.120236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.120354][ T32] r7:dddced80 r6:83018000 r5:85060f8c r4:849ca780 [ 1331.120385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.120447][ T32] r10:61c88647 r9:849abc00 r8:849ca7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.120499][ T32] r4:849ca780 [ 1331.120522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.120569][ T32] r10:00000000 r9:849ca780 r8:80287e08 r7:e05d1e60 r6:849ca800 r5:849abc00 [ 1331.120730][ T32] r4:00000001 [ 1331.120779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.120819][ T32] Exception stack(0xe4855fb0 to 0xe4855ff8) [ 1331.120846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.120895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.120926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.120980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.121006][ T32] r4:84aad000 [ 1331.121240][ T32] INFO: task kworker/0:229:3969 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.121277][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121388][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121438][ T32] Call trace: [ 1331.121494][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.121550][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.121579][ T32] r4:00000000 [ 1331.121602][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.121642][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.121676][ T32] 1d20: 800b0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.121706][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.121731][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.121755][ T32] r5:80050013 r4:80239bb0 [ 1331.121788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.121836][ T32] r4:82ac21e4 [ 1331.121856][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.121898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.121921][ T32] r4:e0431dc0 [ 1331.121939][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.121980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.122029][ T32] r4:00000000 [ 1331.122084][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.122133][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.122170][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.122236][ T32] r5:00001000 r4:e0439000 [ 1331.122260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.122318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.122366][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.122386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.122436][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.122477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.122584][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.122677][ T32] r4:84aeca80 [ 1331.122700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.122763][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.122787][ T32] r4:00000001 [ 1331.122805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.122865][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.122895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.123031][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.140787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.140953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.140985][ T32] r4:84b0e0c0 [ 1331.141013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.141105][ T32] INFO: task kworker/0:230:3970 blocked for more than 457 seconds. [ 1331.141147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.141185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.141208][ T32] task:kworker/0:230 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.141346][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.141466][ T32] Call trace: [ 1331.141516][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.141601][ T32] r10:8291a684 r9:e4809d84 r8:00000002 r7:60000013 r6:e4809d8c r5:849ac800 [ 1331.141630][ T32] r4:849ac800 [ 1331.141651][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.141697][ T32] r5:849ac800 r4:8291a680 [ 1331.141718][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.141757][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.141825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4809e08 [ 1331.141852][ T32] r4:00000000 [ 1331.141873][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.141908][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.141954][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.142040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad1c0 [ 1331.142067][ T32] r4:00000000 [ 1331.142106][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.142196][ T32] r9:83018005 r8:849ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1331.142223][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.142267][ T32] r5:00001000 r4:dfb57000 [ 1331.142287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.142328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.142371][ T32] r5:8506078c r4:85060400 [ 1331.142392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.142445][ T32] r7:dddced80 r6:83018000 r5:8506078c r4:849ca880 [ 1331.142493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.142558][ T32] r10:61c88647 r9:849ac800 r8:849ca8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.142596][ T32] r4:849ca880 [ 1331.142632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.142781][ T32] r10:00000000 r9:849ca880 r8:80287e08 r7:e4855e60 r6:849ca900 r5:849ac800 [ 1331.142808][ T32] r4:00000001 [ 1331.142828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.142892][ T32] Exception stack(0xe4809fb0 to 0xe4809ff8) [ 1331.142985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.149729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.149815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.149857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.149900][ T32] r4:84aad300 [ 1331.150343][ T32] INFO: task kworker/0:230:3970 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.150389][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.150493][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.150590][ T32] Call trace: [ 1331.150624][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.150681][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.150705][ T32] r4:00000000 [ 1331.150726][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.150767][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.150795][ T32] 1d20: 8051c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.150824][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.150850][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.150874][ T32] r5:80050013 r4:80239bb0 [ 1331.150895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.150937][ T32] r4:82ac21e4 [ 1331.150958][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.151000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.151022][ T32] r4:e0431dc0 [ 1331.151091][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.151140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.151170][ T32] r4:00000000 [ 1331.151190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.151236][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.151259][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.151317][ T32] r5:00001000 r4:e0439000 [ 1331.151375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.151452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.151524][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.151548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.151604][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.151659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.151721][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.151780][ T32] r4:84aeca80 [ 1331.151804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.151853][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.151904][ T32] r4:00000001 [ 1331.151949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.152012][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.152041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.152106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.152149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.152193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.152217][ T32] r4:84b0e0c0 [ 1331.152240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.152271][ T32] INFO: task kworker/0:231:3974 blocked for more than 457 seconds. [ 1331.152311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.152352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.152403][ T32] task:kworker/0:231 state:D stack:0 pid:3974 tgid:3974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.152496][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.152607][ T32] Call trace: [ 1331.152644][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.152694][ T32] r10:8291a684 r9:e487dd84 r8:00000002 r7:60000013 r6:e487dd8c r5:849ad400 [ 1331.152717][ T32] r4:849ad400 [ 1331.152764][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.152851][ T32] r5:849ad400 r4:8291a680 [ 1331.152940][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.165673][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.165770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e487de08 [ 1331.165797][ T32] r4:00000000 [ 1331.165821][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.165874][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.165919][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.165967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad340 [ 1331.166029][ T32] r4:00000000 [ 1331.166073][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.166188][ T32] r9:83018005 r8:849ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.166220][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.166305][ T32] r5:00001000 r4:dfb9f000 [ 1331.166339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.166425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.166515][ T32] r5:85060b8c r4:85060800 [ 1331.166565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.166676][ T32] r7:dddced80 r6:83018000 r5:85060b8c r4:849ca980 [ 1331.166780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.166841][ T32] r10:61c88647 r9:849ad400 r8:849ca9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.166878][ T32] r4:849ca980 [ 1331.166926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.166982][ T32] r10:00000000 r9:849ca980 r8:80287e08 r7:e4855e60 r6:849caa00 r5:849ad400 [ 1331.167007][ T32] r4:00000001 [ 1331.167043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.167088][ T32] Exception stack(0xe487dfb0 to 0xe487dff8) [ 1331.167120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.167159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.167205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.167239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.167284][ T32] r4:84aad440 [ 1331.167701][ T32] INFO: task kworker/0:231:3974 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.167776][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.167977][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.168031][ T32] Call trace: [ 1331.168065][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.168116][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.168140][ T32] r4:00000000 [ 1331.168201][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.168248][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.168276][ T32] 1d20: 8096e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.168337][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.168371][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.168396][ T32] r5:80050013 r4:80239bb0 [ 1331.168446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.168492][ T32] r4:82ac21e4 [ 1331.168517][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.168571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.168593][ T32] r4:e0431dc0 [ 1331.168613][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.168672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.168700][ T32] r4:00000000 [ 1331.168748][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.168829][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.168855][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.168960][ T32] r5:00001000 r4:e0439000 [ 1331.168983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.169024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.169065][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.169085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.169131][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.169160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.169207][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.169229][ T32] r4:84aeca80 [ 1331.169248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.169338][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.169373][ T32] r4:00000001 [ 1331.169394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.169434][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.169460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.169487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.169514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.169544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.169566][ T32] r4:84b0e0c0 [ 1331.169622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.169758][ T32] INFO: task kworker/0:232:3975 blocked for more than 457 seconds. [ 1331.169796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.169822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.169966][ T32] task:kworker/0:232 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.170042][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.170116][ T32] Call trace: [ 1331.170210][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.170260][ T32] r10:8291a684 r9:e8885d84 r8:00000002 r7:60000013 r6:e8885d8c r5:849ae000 [ 1331.170284][ T32] r4:849ae000 [ 1331.170319][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.170367][ T32] r5:849ae000 r4:8291a680 [ 1331.170414][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.170458][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.170513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 [ 1331.170543][ T32] r4:00000000 [ 1331.170577][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.170617][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.170651][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.170692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad680 [ 1331.170715][ T32] r4:00000000 [ 1331.170737][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.170782][ T32] r9:83018005 r8:849ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1331.170804][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.170847][ T32] r5:00001000 r4:dfccb000 [ 1331.170867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.170906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.170948][ T32] r5:8506138c r4:85061000 [ 1331.170983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.171036][ T32] r7:dddced80 r6:83018000 r5:8506138c r4:849caa80 [ 1331.171057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.171133][ T32] r10:61c88647 r9:849ae000 r8:849caaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.171166][ T32] r4:849caa80 [ 1331.171188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.171232][ T32] r10:00000000 r9:849caa80 r8:80287e08 r7:e4855e60 r6:849cab00 r5:849ae000 [ 1331.171254][ T32] r4:00000001 [ 1331.171274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.171334][ T32] Exception stack(0xe8885fb0 to 0xe8885ff8) [ 1331.171391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.171467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.171575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.171650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.171683][ T32] r4:84aad440 [ 1331.171928][ T32] INFO: task kworker/0:232:3975 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.172020][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.172173][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.172227][ T32] Call trace: [ 1331.172289][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.172341][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.172394][ T32] r4:00000000 [ 1331.172453][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.172517][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.172576][ T32] 1d20: 8096e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.172608][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.172694][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.172732][ T32] r5:80050013 r4:80239bb0 [ 1331.172756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.172799][ T32] r4:82ac21e4 [ 1331.172819][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.172860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.172913][ T32] r4:e0431dc0 [ 1331.172967][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.196713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.196766][ T32] r4:00000000 [ 1331.196821][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.196896][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.196933][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196995][ T32] r5:00001000 r4:e0439000 [ 1331.197021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.197088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.197135][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.197167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.197216][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.197238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197332][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.197370][ T32] r4:84aeca80 [ 1331.197393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197442][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.197465][ T32] r4:00000001 [ 1331.197485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197523][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.197554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.197582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.197714][ T32] r4:84b0e0c0 [ 1331.197741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.197772][ T32] INFO: task kworker/0:233:3978 blocked for more than 457 seconds. [ 1331.197830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.197860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.197907][ T32] task:kworker/0:233 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.197971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.198046][ T32] Call trace: [ 1331.198079][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.198184][ T32] r10:8291a684 r9:e888dd84 r8:00000002 r7:60000013 r6:e888dd8c r5:849aec00 [ 1331.198213][ T32] r4:849aec00 [ 1331.198233][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.198289][ T32] r5:849aec00 r4:8291a680 [ 1331.198338][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.198384][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.198426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 [ 1331.198449][ T32] r4:00000000 [ 1331.198468][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.198503][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.198538][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.198603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad780 [ 1331.198633][ T32] r4:00000000 [ 1331.198654][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.198697][ T32] r9:83018005 r8:849aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.198743][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.198839][ T32] r5:00001000 r4:dfcfd000 [ 1331.198870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.198910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.198952][ T32] r5:8506178c r4:85061400 [ 1331.198972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.199018][ T32] r7:dddced80 r6:83018000 r5:8506178c r4:849cab80 [ 1331.199038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.199083][ T32] r10:61c88647 r9:849aec00 r8:849cabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.199110][ T32] r4:849cab80 [ 1331.199131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.199183][ T32] r10:00000000 r9:849cab80 r8:80287e08 r7:e8885e60 r6:849cac00 r5:849aec00 [ 1331.199205][ T32] r4:00000001 [ 1331.199225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.199313][ T32] Exception stack(0xe888dfb0 to 0xe888dff8) [ 1331.199344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.199372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.199401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.199454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.199505][ T32] r4:84aad700 [ 1331.199942][ T32] INFO: task kworker/0:233:3978 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.200010][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.200160][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.200224][ T32] Call trace: [ 1331.200263][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.200316][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.200340][ T32] r4:00000000 [ 1331.200365][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.200407][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.200460][ T32] 1d20: 80e23000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.200497][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.200524][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.200550][ T32] r5:80050013 r4:80239bb0 [ 1331.200612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.200658][ T32] r4:82ac21e4 [ 1331.200680][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.200722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.200770][ T32] r4:e0431dc0 [ 1331.200792][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.200862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.200889][ T32] r4:00000000 [ 1331.200934][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.200983][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.201029][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.201075][ T32] r5:00001000 r4:e0439000 [ 1331.201096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.201184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.201231][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.201251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.201344][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.201374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.201454][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.201483][ T32] r4:84aeca80 [ 1331.201504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.201551][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.201600][ T32] r4:00000001 [ 1331.201623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.201660][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.201710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.201744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.201772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.201839][ T32] r4:84b0e0c0 [ 1331.201917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.201949][ T32] INFO: task kworker/0:234:3979 blocked for more than 457 seconds. [ 1331.201980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.202003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.202029][ T32] task:kworker/0:234 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.202096][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.202235][ T32] Call trace: [ 1331.202286][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.202336][ T32] r10:8291a684 r9:e8895d84 r8:00000002 r7:60000113 r6:e8895d8c r5:849a9800 [ 1331.202360][ T32] r4:849a9800 [ 1331.202380][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.202462][ T32] r5:849a9800 r4:8291a680 [ 1331.202486][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.202561][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.202608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8895e08 [ 1331.202631][ T32] r4:00000000 [ 1331.202650][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.202685][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.202724][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.202765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aadc00 [ 1331.202843][ T32] r4:00000000 [ 1331.202866][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.202927][ T32] r9:83018005 r8:849a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1331.202986][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.215433][ T32] r5:00001000 r4:dfdbf000 [ 1331.215482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.215549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.215610][ T32] r5:8506238c r4:85062000 [ 1331.215636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.215685][ T32] r7:dddced80 r6:83018000 r5:8506238c r4:849cac80 [ 1331.215731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.215807][ T32] r10:61c88647 r9:849a9800 r8:849cacac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.215836][ T32] r4:849cac80 [ 1331.215856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.215903][ T32] r10:00000000 r9:849cac80 r8:80287e08 r7:e888de60 r6:849cad00 r5:849a9800 [ 1331.215925][ T32] r4:00000001 [ 1331.215973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.216015][ T32] Exception stack(0xe8895fb0 to 0xe8895ff8) [ 1331.216046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.216090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.216120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.216207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.216235][ T32] r4:84aad700 [ 1331.216694][ T32] INFO: task kworker/0:234:3979 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.216738][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.216842][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.216890][ T32] Call trace: [ 1331.216923][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.216975][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.216999][ T32] r4:00000000 [ 1331.217018][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.217057][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.217084][ T32] 1d20: 80e23000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.217112][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.217156][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.217186][ T32] r5:80050013 r4:80239bb0 [ 1331.217207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.217262][ T32] r4:82ac21e4 [ 1331.217287][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.217353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.217396][ T32] r4:e0431dc0 [ 1331.217420][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.217477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.217505][ T32] r4:00000000 [ 1331.217525][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.217570][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.217623][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.217668][ T32] r5:00001000 r4:e0439000 [ 1331.217788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.217832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.217899][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.217924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.217987][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.218013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.218077][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.218128][ T32] r4:84aeca80 [ 1331.218156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.218210][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.218234][ T32] r4:00000001 [ 1331.218279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.218343][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.218379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.218410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.218437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.218470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.218507][ T32] r4:84b0e0c0 [ 1331.218530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.218560][ T32] INFO: task kworker/0:235:3980 blocked for more than 457 seconds. [ 1331.218594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.218619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.218641][ T32] task:kworker/0:235 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.218735][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.218804][ T32] Call trace: [ 1331.218867][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.218918][ T32] r10:8291a684 r9:e8889d84 r8:00000002 r7:60000013 r6:e8889d8c r5:850d6c00 [ 1331.218941][ T32] r4:850d6c00 [ 1331.218985][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.219029][ T32] r5:850d6c00 r4:8291a680 [ 1331.219049][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.219088][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.219130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8889e08 [ 1331.219156][ T32] r4:00000000 [ 1331.219175][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.219231][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.219270][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.219404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aad840 [ 1331.219439][ T32] r4:00000000 [ 1331.219490][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.219541][ T32] r9:83018005 r8:850d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1331.219562][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.219602][ T32] r5:00001000 r4:dfd25000 [ 1331.219652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.219696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.219900][ T32] r5:85061b8c r4:85061800 [ 1331.219957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.220007][ T32] r7:dddced80 r6:83018000 r5:85061b8c r4:849cad80 [ 1331.220027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.220126][ T32] r10:61c88647 r9:850d6c00 r8:849cadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.220167][ T32] r4:849cad80 [ 1331.220188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.220237][ T32] r10:00000000 r9:849cad80 r8:80287e08 r7:e8895e60 r6:849cae00 r5:850d6c00 [ 1331.220275][ T32] r4:00000001 [ 1331.220297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.220334][ T32] Exception stack(0xe8889fb0 to 0xe8889ff8) [ 1331.220360][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.220388][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.220448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.220480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.220502][ T32] r4:84aad700 [ 1331.220787][ T32] INFO: task kworker/0:235:3980 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.220825][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.220882][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.220964][ T32] Call trace: [ 1331.221000][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.221050][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.221088][ T32] r4:00000000 [ 1331.221111][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.221159][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.221188][ T32] 1d20: 80e23000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.221216][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.221241][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.221265][ T32] r5:80050013 r4:80239bb0 [ 1331.221286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.221376][ T32] r4:82ac21e4 [ 1331.221400][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.221442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.221464][ T32] r4:e0431dc0 [ 1331.221485][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.221526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.221547][ T32] r4:00000000 [ 1331.221579][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.221627][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.221650][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.221692][ T32] r5:00001000 r4:e0439000 [ 1331.221712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.221751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.221793][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.221827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.221888][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.222015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.222064][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.222100][ T32] r4:84aeca80 [ 1331.222128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.222183][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.222207][ T32] r4:00000001 [ 1331.222245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.222305][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.222372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.222406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.222436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.222465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.222585][ T32] r4:84b0e0c0 [ 1331.222641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.222670][ T32] INFO: task kworker/0:236:3984 blocked for more than 457 seconds. [ 1331.222699][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.222723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.222743][ T32] task:kworker/0:236 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.222869][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.222986][ T32] Call trace: [ 1331.245686][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.245773][ T32] r10:8291a684 r9:e8899d84 r8:00000002 r7:60000113 r6:e8899d8c r5:850d3c00 [ 1331.245816][ T32] r4:850d3c00 [ 1331.245853][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.245915][ T32] r5:850d3c00 r4:8291a680 [ 1331.245940][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.245982][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.246024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8899e08 [ 1331.246078][ T32] r4:00000000 [ 1331.246105][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.246142][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.246219][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.246270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aadb00 [ 1331.246295][ T32] r4:00000000 [ 1331.246331][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.246382][ T32] r9:83018005 r8:850d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1331.246435][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.246537][ T32] r5:00001000 r4:dfd69000 [ 1331.246562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.246604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.246649][ T32] r5:85061f8c r4:85061c00 [ 1331.246670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.246742][ T32] r7:dddced80 r6:83018000 r5:85061f8c r4:849cae80 [ 1331.246767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.246842][ T32] r10:61c88647 r9:850d3c00 r8:849caeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.246915][ T32] r4:849cae80 [ 1331.246971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.247050][ T32] r10:00000000 r9:849cae80 r8:80287e08 r7:e8895e60 r6:849caf00 r5:850d3c00 [ 1331.247076][ T32] r4:00000001 [ 1331.247121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.247212][ T32] Exception stack(0xe8899fb0 to 0xe8899ff8) [ 1331.247273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.247379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.247434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.247466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.247490][ T32] r4:84aadac0 [ 1331.247887][ T32] INFO: task kworker/0:236:3984 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.247926][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.248033][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.248157][ T32] Call trace: [ 1331.248272][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.248327][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.248362][ T32] r4:00000000 [ 1331.248387][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.248451][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.248518][ T32] 1d20: 81205000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.248552][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.248577][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.248601][ T32] r5:80050013 r4:80239bb0 [ 1331.248622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.248691][ T32] r4:82ac21e4 [ 1331.248740][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.248791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.248817][ T32] r4:e0431dc0 [ 1331.248841][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.248885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.248909][ T32] r4:00000000 [ 1331.248930][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.249003][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.249029][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.249072][ T32] r5:00001000 r4:e0439000 [ 1331.249096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.249140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.249189][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.249237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.249318][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.249358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.249416][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.249517][ T32] r4:84aeca80 [ 1331.249542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.249591][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.249654][ T32] r4:00000001 [ 1331.249677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.249714][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.249741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.249770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.249876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.249909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.249947][ T32] r4:84b0e0c0 [ 1331.249972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.250023][ T32] INFO: task kworker/1:196:3985 blocked for more than 457 seconds. [ 1331.250090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.250125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.250168][ T32] task:kworker/1:196 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.250222][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.250313][ T32] Call trace: [ 1331.250374][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.250428][ T32] r10:8291a684 r9:e889dd84 r8:00000002 r7:60000013 r6:e889dd8c r5:83d10000 [ 1331.250451][ T32] r4:83d10000 [ 1331.250471][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.250514][ T32] r5:83d10000 r4:8291a680 [ 1331.250534][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.250597][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.250645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e889de08 [ 1331.250683][ T32] r4:00000000 [ 1331.250721][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.250760][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.250801][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.250844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b28e40 [ 1331.250885][ T32] r4:00000000 [ 1331.250910][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.250956][ T32] r9:83018205 r8:83d10000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1331.250978][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.251019][ T32] r5:00001000 r4:dfff5000 [ 1331.251038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.251102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.251169][ T32] r5:8509bf8c r4:8509bc00 [ 1331.251194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.251242][ T32] r7:ddde2d80 r6:83018200 r5:8509bf8c r4:84ae8e00 [ 1331.251262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.251334][ T32] r10:61c88647 r9:83d10000 r8:84ae8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.251394][ T32] r4:84ae8e00 [ 1331.251420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.251494][ T32] r10:00000000 r9:84ae8e00 r8:80287e08 r7:e4871e60 r6:849caf80 r5:83d10000 [ 1331.251522][ T32] r4:00000001 [ 1331.251542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.251578][ T32] Exception stack(0xe889dfb0 to 0xe889dff8) [ 1331.251606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.251664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.251695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.251723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.251745][ T32] r4:84aae880 [ 1331.251976][ T32] INFO: task kworker/1:196:3985 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.252041][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.252180][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.252232][ T32] Call trace: [ 1331.252267][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.252318][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.252341][ T32] r4:00000000 [ 1331.252361][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.252399][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.252448][ T32] 1d20: 81205000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.252481][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.252507][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.252530][ T32] r5:80050013 r4:80239bb0 [ 1331.252550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.252591][ T32] r4:82ac21e4 [ 1331.252615][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.252661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.252684][ T32] r4:e0431dc0 [ 1331.252736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.252782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.252806][ T32] r4:00000000 [ 1331.252825][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.252867][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.252888][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.253025][ T32] r5:00001000 r4:e0439000 [ 1331.272660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.272760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.272833][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.272886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.273053][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.273576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.273655][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.273681][ T32] r4:84aeca80 [ 1331.273716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.273770][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.273794][ T32] r4:00000001 [ 1331.273813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.273852][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.273915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.273992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.274026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.274089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.274144][ T32] r4:84b0e0c0 [ 1331.274249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.274288][ T32] INFO: task kworker/1:197:3986 blocked for more than 457 seconds. [ 1331.274386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.274423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.274447][ T32] task:kworker/1:197 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.274505][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.274593][ T32] Call trace: [ 1331.274644][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.274720][ T32] r10:8291a684 r9:e88a5d84 r8:00000002 r7:60000113 r6:e88a5d8c r5:83d10c00 [ 1331.274748][ T32] r4:83d10c00 [ 1331.274769][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.274826][ T32] r5:83d10c00 r4:8291a680 [ 1331.274852][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.274967][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.275014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a5e08 [ 1331.275036][ T32] r4:00000000 [ 1331.275055][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.275089][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.275126][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.275182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b28980 [ 1331.275235][ T32] r4:00000000 [ 1331.275285][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.275337][ T32] r9:83018205 r8:83d10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.275360][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.275402][ T32] r5:00001000 r4:dfa45000 [ 1331.275425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.275466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.275507][ T32] r5:8509b38c r4:8509b000 [ 1331.275588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.275639][ T32] r7:ddde2d80 r6:83018200 r5:8509b38c r4:84ae8e80 [ 1331.275659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.275718][ T32] r10:61c88647 r9:83d10c00 r8:84ae8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.275744][ T32] r4:84ae8e80 [ 1331.275763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.275808][ T32] r10:00000000 r9:84ae8e80 r8:80287e08 r7:e889de60 r6:84abd000 r5:83d10c00 [ 1331.275842][ T32] r4:00000001 [ 1331.275890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.275930][ T32] Exception stack(0xe88a5fb0 to 0xe88a5ff8) [ 1331.276007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.276038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.276065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.276094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.276117][ T32] r4:84aae880 [ 1331.276525][ T32] INFO: task kworker/1:197:3986 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.276564][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.276622][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.276681][ T32] Call trace: [ 1331.276782][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.276877][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.276904][ T32] r4:00000000 [ 1331.276925][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.277026][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.277059][ T32] 1d20: 815e3000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.277088][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.277114][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.277138][ T32] r5:80050013 r4:80239bb0 [ 1331.277169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.277213][ T32] r4:82ac21e4 [ 1331.277233][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.277322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.277361][ T32] r4:e0431dc0 [ 1331.277397][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.277446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.277469][ T32] r4:00000000 [ 1331.277490][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.277540][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.277565][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.277606][ T32] r5:00001000 r4:e0439000 [ 1331.277637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.277706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.277751][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.277771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.277818][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.277840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.277912][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.278053][ T32] r4:84aeca80 [ 1331.278089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.278139][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.278172][ T32] r4:00000001 [ 1331.278191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.278239][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.278270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.278310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.278340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.278374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.278466][ T32] r4:84b0e0c0 [ 1331.278491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.278554][ T32] INFO: task kworker/0:237:3987 blocked for more than 457 seconds. [ 1331.278638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.278747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.278772][ T32] task:kworker/0:237 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.278842][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.278892][ T32] Call trace: [ 1331.278925][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.278972][ T32] r10:8291a684 r9:e88a9d84 r8:00000002 r7:60000013 r6:e88a9d8c r5:83d11800 [ 1331.278996][ T32] r4:83d11800 [ 1331.279028][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.279074][ T32] r5:83d11800 r4:8291a680 [ 1331.279118][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.279193][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.279276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 [ 1331.279320][ T32] r4:00000000 [ 1331.279342][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.279401][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.279439][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.279481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7000 [ 1331.279514][ T32] r4:00000000 [ 1331.279548][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.279622][ T32] r9:83018005 r8:83d11800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1331.279648][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.279737][ T32] r5:00001000 r4:dfe7b000 [ 1331.279788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.279856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.279902][ T32] r5:85062f8c r4:85062c00 [ 1331.279922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.279971][ T32] r7:dddced80 r6:83018000 r5:85062f8c r4:84abd080 [ 1331.279993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.280039][ T32] r10:61c88647 r9:83d11800 r8:84abd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.280062][ T32] r4:84abd080 [ 1331.280080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.280123][ T32] r10:00000000 r9:84abd080 r8:80287e08 r7:e8895e60 r6:84abd100 r5:83d11800 [ 1331.280145][ T32] r4:00000001 [ 1331.280241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.280281][ T32] Exception stack(0xe88a9fb0 to 0xe88a9ff8) [ 1331.280309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.280337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.280362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.280389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.280438][ T32] r4:84aadd80 [ 1331.280668][ T32] INFO: task kworker/0:237:3987 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.280705][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.280791][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.280841][ T32] Call trace: [ 1331.280871][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.280920][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.280943][ T32] r4:00000000 [ 1331.280963][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.281027][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.281060][ T32] 1d20: 815e3000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.281088][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.281112][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.281135][ T32] r5:80050013 r4:80239bb0 [ 1331.281163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.281229][ T32] r4:82ac21e4 [ 1331.281277][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.281374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.281401][ T32] r4:e0431dc0 [ 1331.281423][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.281465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.281513][ T32] r4:00000000 [ 1331.281537][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.281607][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.281634][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.281676][ T32] r5:00001000 r4:e0439000 [ 1331.281720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.281762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.281803][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.281824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.281869][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.281920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.281970][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.281992][ T32] r4:84aeca80 [ 1331.282011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.282057][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.282090][ T32] r4:00000001 [ 1331.282113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.282167][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.282196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.282226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.282254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.282282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.282304][ T32] r4:84b0e0c0 [ 1331.282325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.282350][ T32] INFO: task kworker/0:238:3989 blocked for more than 457 seconds. [ 1331.282427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.282457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.282503][ T32] task:kworker/0:238 state:D stack:0 pid:3989 tgid:3989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.282560][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.282647][ T32] Call trace: [ 1331.282682][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.282734][ T32] r10:8291a684 r9:e88a1d84 r8:00000002 r7:60000013 r6:e88a1d8c r5:83d12400 [ 1331.282759][ T32] r4:83d12400 [ 1331.282780][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.282821][ T32] r5:83d12400 r4:8291a680 [ 1331.282840][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.282877][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.282939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 [ 1331.313717][ T32] r4:00000000 [ 1331.313857][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.314005][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.314068][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.314116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5bc0 [ 1331.314162][ T32] r4:00000000 [ 1331.314220][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.314306][ T32] r9:83018005 r8:83d12400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1331.314332][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.314401][ T32] r5:00001000 r4:dfe0b000 [ 1331.314428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.314480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.314559][ T32] r5:8506278c r4:85062400 [ 1331.314616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.314671][ T32] r7:dddced80 r6:83018000 r5:8506278c r4:84abd180 [ 1331.314692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.314738][ T32] r10:61c88647 r9:83d12400 r8:84abd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.314799][ T32] r4:84abd180 [ 1331.314823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.314872][ T32] r10:00000000 r9:84abd180 r8:80287e08 r7:e88a9e60 r6:84abd200 r5:83d12400 [ 1331.314896][ T32] r4:00000001 [ 1331.314955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.315171][ T32] Exception stack(0xe88a1fb0 to 0xe88a1ff8) [ 1331.315213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.315279][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.315310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.315338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.315360][ T32] r4:849ddf00 [ 1331.315771][ T32] INFO: task kworker/0:238:3989 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.315809][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.315946][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.315993][ T32] Call trace: [ 1331.316023][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.316090][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.316128][ T32] r4:00000000 [ 1331.316211][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.316271][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.316343][ T32] 1d20: 81b6a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.316374][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.316425][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.316504][ T32] r5:80050013 r4:80239bb0 [ 1331.316533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.316576][ T32] r4:82ac21e4 [ 1331.316596][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.316663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.316741][ T32] r4:e0431dc0 [ 1331.316815][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.316861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.316910][ T32] r4:00000000 [ 1331.316933][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.316978][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.317000][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.317042][ T32] r5:00001000 r4:e0439000 [ 1331.317131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.317182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.317224][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.317244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.317339][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.317366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.317472][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.317500][ T32] r4:84aeca80 [ 1331.317520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.317571][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.317596][ T32] r4:00000001 [ 1331.317616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.317652][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.317677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.317705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.317757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.317789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.317811][ T32] r4:84b0e0c0 [ 1331.317833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.317893][ T32] INFO: task kworker/0:239:3991 blocked for more than 457 seconds. [ 1331.317957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.318012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.318037][ T32] task:kworker/0:239 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.318082][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.318149][ T32] Call trace: [ 1331.318199][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.318424][ T32] r10:8291a684 r9:e88add84 r8:00000002 r7:60000113 r6:e88add8c r5:83d13000 [ 1331.318468][ T32] r4:83d13000 [ 1331.318526][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.318584][ T32] r5:83d13000 r4:8291a680 [ 1331.318624][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.318698][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.318779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 [ 1331.318805][ T32] r4:00000000 [ 1331.318826][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.318936][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.319016][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.319091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ddbc0 [ 1331.319159][ T32] r4:00000000 [ 1331.319209][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.319273][ T32] r9:83018005 r8:83d13000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1331.319299][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.319367][ T32] r5:00001000 r4:dfe3b000 [ 1331.319391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.319482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.319545][ T32] r5:85062b8c r4:85062800 [ 1331.319567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.319614][ T32] r7:dddced80 r6:83018000 r5:85062b8c r4:84abd280 [ 1331.319634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.319680][ T32] r10:61c88647 r9:83d13000 r8:84abd2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.319779][ T32] r4:84abd280 [ 1331.319802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.319849][ T32] r10:00000000 r9:84abd280 r8:80287e08 r7:e88a9e60 r6:84abd300 r5:83d13000 [ 1331.319871][ T32] r4:00000001 [ 1331.319889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.319949][ T32] Exception stack(0xe88adfb0 to 0xe88adff8) [ 1331.320088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.320162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.320195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.320274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.320301][ T32] r4:849d70c0 [ 1331.320525][ T32] INFO: task kworker/0:239:3991 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.320611][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.320727][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.320800][ T32] Call trace: [ 1331.320940][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.320994][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.321017][ T32] r4:00000000 [ 1331.321037][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.321081][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.321112][ T32] 1d20: 81b6a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.321140][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.321177][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.321206][ T32] r5:80050013 r4:80239bb0 [ 1331.321254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.321357][ T32] r4:82ac21e4 [ 1331.321381][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.321423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.321446][ T32] r4:e0431dc0 [ 1331.321465][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.321506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.321529][ T32] r4:00000000 [ 1331.321548][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.321591][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.321613][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.321670][ T32] r5:00001000 r4:e0439000 [ 1331.321694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.321733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.321799][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.321822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.321869][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.321908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.321964][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.321988][ T32] r4:84aeca80 [ 1331.322006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.322085][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.322248][ T32] r4:00000001 [ 1331.322272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.322309][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.322334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.322362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.322406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.322438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.322460][ T32] r4:84b0e0c0 [ 1331.322496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.322548][ T32] INFO: task kworker/0:240:3992 blocked for more than 457 seconds. [ 1331.322579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.322603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.322636][ T32] task:kworker/0:240 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.322791][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.322836][ T32] Call trace: [ 1331.322885][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.349219][ T32] r10:8291a684 r9:e88b5d84 r8:00000002 r7:60000113 r6:e88b5d8c r5:83d13c00 [ 1331.349477][ T32] r4:83d13c00 [ 1331.349535][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.349691][ T32] r5:83d13c00 r4:8291a680 [ 1331.349764][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.349878][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.349999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b5e08 [ 1331.350070][ T32] r4:00000000 [ 1331.350118][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.350221][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.350340][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.350465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7540 [ 1331.350525][ T32] r4:00000000 [ 1331.350573][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.350676][ T32] r9:83018005 r8:83d13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1331.350733][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.350837][ T32] r5:00001000 r4:dfedd000 [ 1331.350886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.350974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.351097][ T32] r5:8506378c r4:85063400 [ 1331.351150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.351258][ T32] r7:dddced80 r6:83018000 r5:8506378c r4:84abd380 [ 1331.351312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.351420][ T32] r10:61c88647 r9:83d13c00 r8:84abd3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.351505][ T32] r4:84abd380 [ 1331.351654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.351767][ T32] r10:00000000 r9:84abd380 r8:80287e08 r7:e88a9e60 r6:84abd400 r5:83d13c00 [ 1331.351823][ T32] r4:00000001 [ 1331.351872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.351955][ T32] Exception stack(0xe88b5fb0 to 0xe88b5ff8) [ 1331.352024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.352091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.352154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.352225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.352281][ T32] r4:849d70c0 [ 1331.353071][ T32] INFO: task kworker/0:240:3992 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.366758][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.367013][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.367145][ T32] Call trace: [ 1331.367219][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.367343][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.367408][ T32] r4:00000000 [ 1331.367478][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.367575][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.367640][ T32] 1d20: 81faa000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.367692][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.367734][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.367773][ T32] r5:80050013 r4:80239bb0 [ 1331.367809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.367875][ T32] r4:82ac21e4 [ 1331.367909][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1331.368010][ T32] r4:e0431dc0 [ 1331.368064][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.368153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.368194][ T32] r4:00000000 [ 1331.368302][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.368386][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.368423][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.368490][ T32] r5:00001000 r4:e0439000 [ 1331.368549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.368620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.368702][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.368739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.368814][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.368848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.368954][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.368995][ T32] r4:84aeca80 [ 1331.369028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.369103][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.369140][ T32] r4:00000001 [ 1331.369172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.369228][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.369329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.369424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.369507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.369557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.369595][ T32] r4:84b0e0c0 [ 1331.369666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.369771][ T32] INFO: task kworker/0:241:3995 blocked for more than 457 seconds. [ 1331.369828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.369869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.369935][ T32] task:kworker/0:241 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.370057][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.370126][ T32] Call trace: [ 1331.370196][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.370315][ T32] r10:8291a684 r9:e88b9d84 r8:00000002 r7:60000013 r6:e88b9d8c r5:83d14800 [ 1331.370389][ T32] r4:83d14800 ** 1 printk messages dropped ** [ 1331.370493][ T32] r5:83d14800 r4:8291a680 ** 1 printk messages dropped ** [ 1331.370637][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.370927][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1331.371195][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.371450][ T32] r5:8506338c r4:85063000 [ 1331.371508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.371693][ T32] r10:61c88647 r9:83d14800 r8:84abd4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.372173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.387263][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.387553][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.387714][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1331.387842][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1331.388108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 5 printk messages dropped ** [ 1331.388391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.388609][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.388947][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.389060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.389087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.389140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.389186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.389211][ T32] r4:84b0e0c0 [ 1331.389261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.389323][ T32] INFO: task kworker/0:242:3997 blocked for more than 457 seconds. [ 1331.389415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.389471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.389498][ T32] task:kworker/0:242 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.389545][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.389704][ T32] Call trace: [ 1331.389738][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.389838][ T32] r10:8291a684 r9:e88c1d84 r8:00000002 r7:60000113 r6:e88c1d8c r5:850e4800 [ 1331.389915][ T32] r4:850e4800 [ 1331.389938][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.390007][ T32] r5:850e4800 r4:8291a680 [ 1331.390055][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.390105][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.390250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 [ 1331.390365][ T32] r4:00000000 [ 1331.390491][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.390530][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.390614][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.390658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d78c0 [ 1331.390707][ T32] r4:00000000 [ 1331.390730][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.390796][ T32] r9:83018005 r8:850e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1331.390832][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.390876][ T32] r5:00001000 r4:e0479000 [ 1331.390909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.390975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.391021][ T32] r5:8506c38c r4:8506c000 [ 1331.391053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.391127][ T32] r7:dddced80 r6:83018000 r5:8506c38c r4:84abd580 [ 1331.391148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.391193][ T32] r10:61c88647 r9:850e4800 r8:84abd5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.391229][ T32] r4:84abd580 [ 1331.391251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.391310][ T32] r10:00000000 r9:84abd580 r8:80287e08 r7:e88b5e60 r6:84ae8f00 r5:850e4800 [ 1331.391361][ T32] r4:00000001 [ 1331.391387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.391426][ T32] Exception stack(0xe88c1fb0 to 0xe88c1ff8) [ 1331.391453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.391481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.391576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.391608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.391630][ T32] r4:849d7500 [ 1331.392019][ T32] INFO: task kworker/0:242:3997 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.392057][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.392226][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.392269][ T32] Call trace: [ 1331.392324][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.392373][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.392442][ T32] r4:00000000 [ 1331.392498][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.392573][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.392636][ T32] 1d20: 8224c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.392699][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.392882][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.392910][ T32] r5:80050013 r4:80239bb0 [ 1331.392931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.413862][ T32] r4:82ac21e4 [ 1331.413965][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.414045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.414084][ T32] r4:e0431dc0 [ 1331.414126][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.414204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.414228][ T32] r4:00000000 [ 1331.414249][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.414316][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.414353][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.414414][ T32] r5:00001000 r4:e0439000 [ 1331.414463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.414509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.414552][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.414572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.414621][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.414647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.414695][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.414769][ T32] r4:84aeca80 [ 1331.414803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.414854][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.414881][ T32] r4:00000001 [ 1331.414903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.414953][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.414986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.415030][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.415062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.415091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.415113][ T32] r4:84b0e0c0 [ 1331.415145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.415175][ T32] INFO: task kworker/0:243:4001 blocked for more than 457 seconds. [ 1331.415212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.415239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.415273][ T32] task:kworker/0:243 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.415384][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.415484][ T32] Call trace: [ 1331.415577][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.415633][ T32] r10:8291a684 r9:e88b1d84 r8:00000002 r7:60000113 r6:e88b1d8c r5:83d15400 [ 1331.415658][ T32] r4:83d15400 [ 1331.415678][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.415721][ T32] r5:83d15400 r4:8291a680 [ 1331.415741][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.415805][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.415879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b1e08 [ 1331.415910][ T32] r4:00000000 [ 1331.415931][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.415968][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.416007][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.416049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7700 [ 1331.416084][ T32] r4:00000000 [ 1331.416133][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.416205][ T32] r9:83018005 r8:83d15400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.416330][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.416380][ T32] r5:00001000 r4:dff71000 [ 1331.416403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.416443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.416486][ T32] r5:85063b8c r4:85063800 [ 1331.416538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.416599][ T32] r7:dddced80 r6:83018000 r5:85063b8c r4:84abd600 [ 1331.416622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.416669][ T32] r10:61c88647 r9:83d15400 r8:84abd62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.416708][ T32] r4:84abd600 [ 1331.416730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.416775][ T32] r10:00000000 r9:84abd600 r8:80287e08 r7:e88c1e60 r6:84abd680 r5:83d15400 [ 1331.416796][ T32] r4:00000001 [ 1331.416815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.416850][ T32] Exception stack(0xe88b1fb0 to 0xe88b1ff8) [ 1331.416905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.416959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.416996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.417024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.417047][ T32] r4:849d7780 [ 1331.417462][ T32] INFO: task kworker/0:243:4001 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.417501][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.417579][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.417649][ T32] Call trace: [ 1331.417696][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.417748][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.417799][ T32] r4:00000000 [ 1331.417827][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.417868][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.417923][ T32] 1d20: 82635000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.417955][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.417981][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.418005][ T32] r5:80050013 r4:80239bb0 [ 1331.418027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.418084][ T32] r4:82ac21e4 [ 1331.418108][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.418150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.418172][ T32] r4:e0431dc0 [ 1331.418192][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.418234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.418257][ T32] r4:00000000 [ 1331.418277][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.418321][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.418348][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.418436][ T32] r5:00001000 r4:e0439000 [ 1331.418481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.418579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.418677][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.418752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.418852][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.418917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.419023][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.419091][ T32] r4:84aeca80 [ 1331.419132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.419186][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.419263][ T32] r4:00000001 [ 1331.419288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.419382][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.419433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.419464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.419490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.419523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.419546][ T32] r4:84b0e0c0 [ 1331.419568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.419595][ T32] INFO: task kworker/0:244:4002 blocked for more than 457 seconds. [ 1331.419625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.419650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.419671][ T32] task:kworker/0:244 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.419977][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.420022][ T32] Call trace: [ 1331.420052][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.420098][ T32] r10:8291a684 r9:e88bdd84 r8:00000002 r7:60000113 r6:e88bdd8c r5:83d16c00 [ 1331.420433][ T32] r4:83d16c00 [ 1331.420458][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.420501][ T32] r5:83d16c00 r4:8291a680 [ 1331.420526][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.420566][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.420607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 [ 1331.420629][ T32] r4:00000000 [ 1331.420649][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.420682][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.420715][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.420754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7800 [ 1331.420776][ T32] r4:00000000 [ 1331.420796][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.420855][ T32] r9:83018005 r8:83d16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.420880][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.420922][ T32] r5:00001000 r4:dffe7000 [ 1331.420967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.421009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.421081][ T32] r5:85063f8c r4:85063c00 [ 1331.421133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.421207][ T32] r7:dddced80 r6:83018000 r5:85063f8c r4:84abd700 [ 1331.421256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.421345][ T32] r10:61c88647 r9:83d16c00 r8:84abd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.421380][ T32] r4:84abd700 [ 1331.421401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.421449][ T32] r10:00000000 r9:84abd700 r8:80287e08 r7:e88c1e60 r6:84abd780 r5:83d16c00 [ 1331.421472][ T32] r4:00000001 [ 1331.421533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.421574][ T32] Exception stack(0xe88bdfb0 to 0xe88bdff8) [ 1331.421600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.421630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.421657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.421747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.421798][ T32] r4:849d7780 [ 1331.422024][ T32] INFO: task kworker/0:244:4002 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.422100][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.422167][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.422209][ T32] Call trace: [ 1331.422239][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.422314][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.422354][ T32] r4:00000000 [ 1331.422382][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.422423][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.422477][ T32] 1d20: 82635000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.422511][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.422537][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.422662][ T32] r5:80050013 r4:80239bb0 [ 1331.422711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.422756][ T32] r4:82ac21e4 [ 1331.422795][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.422841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.422864][ T32] r4:e0431dc0 [ 1331.422883][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.422930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.423030][ T32] r4:00000000 [ 1331.423053][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.423193][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.446038][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.446210][ T32] r5:00001000 r4:e0439000 [ 1331.446265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.446319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.446369][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.446399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.446448][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.446469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.446517][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.446569][ T32] r4:84aeca80 [ 1331.446619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.446675][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.446701][ T32] r4:00000001 [ 1331.446795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.446838][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.446868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.446922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.446952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.447043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.447138][ T32] r4:84b0e0c0 [ 1331.447185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.447220][ T32] INFO: task kworker/0:245:4003 blocked for more than 457 seconds. [ 1331.447297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.447344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.447368][ T32] task:kworker/0:245 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.447460][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.447529][ T32] Call trace: [ 1331.447593][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.447646][ T32] r10:8291a684 r9:e88d1d84 r8:00000002 r7:60000113 r6:e88d1d8c r5:83d16000 [ 1331.447670][ T32] r4:83d16000 [ 1331.447716][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.447773][ T32] r5:83d16000 r4:8291a680 [ 1331.447800][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.447841][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.447883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d1e08 [ 1331.447906][ T32] r4:00000000 [ 1331.447925][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.447986][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.448052][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.448122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7bc0 [ 1331.448178][ T32] r4:00000000 [ 1331.448206][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.448254][ T32] r9:83018005 r8:83d16000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1331.448277][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.448323][ T32] r5:00001000 r4:e04bd000 [ 1331.448345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.448392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.448434][ T32] r5:8506c78c r4:8506c400 [ 1331.448453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.448551][ T32] r7:dddced80 r6:83018000 r5:8506c78c r4:84abd800 [ 1331.448576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.448623][ T32] r10:61c88647 r9:83d16000 r8:84abd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.448646][ T32] r4:84abd800 [ 1331.448664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.448783][ T32] r10:00000000 r9:84abd800 r8:80287e08 r7:e88c1e60 r6:84abd880 r5:83d16000 [ 1331.448811][ T32] r4:00000001 [ 1331.448830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.448871][ T32] Exception stack(0xe88d1fb0 to 0xe88d1ff8) [ 1331.448915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.448952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.448980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.449042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.449091][ T32] r4:849d7780 [ 1331.449561][ T32] INFO: task kworker/0:245:4003 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.449607][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.449747][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.449810][ T32] Call trace: [ 1331.449845][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.449898][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.449954][ T32] r4:00000000 [ 1331.449978][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.450019][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.450077][ T32] 1d20: 829cf000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.450111][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.450142][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.450191][ T32] r5:80050013 r4:80239bb0 [ 1331.450216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.450257][ T32] r4:82ac21e4 [ 1331.450279][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.450322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.450346][ T32] r4:e0431dc0 [ 1331.450364][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.450411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.450457][ T32] r4:00000000 [ 1331.450481][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.450525][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.450597][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.450642][ T32] r5:00001000 r4:e0439000 [ 1331.450661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.450700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.450769][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.450818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.450868][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.450915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.450965][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.450988][ T32] r4:84aeca80 [ 1331.451007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.451102][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.451130][ T32] r4:00000001 [ 1331.451150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.451186][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.451214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.451244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.451271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.451299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.451347][ T32] r4:84b0e0c0 [ 1331.451389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.451421][ T32] INFO: task kworker/0:246:4005 blocked for more than 457 seconds. [ 1331.451458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.451510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.451533][ T32] task:kworker/0:246 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.451582][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.451623][ T32] Call trace: [ 1331.451694][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.451742][ T32] r10:8291a684 r9:e88c9d84 r8:00000002 r7:60000013 r6:e88c9d8c r5:85040000 [ 1331.451779][ T32] r4:85040000 [ 1331.451832][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.451903][ T32] r5:85040000 r4:8291a680 [ 1331.451952][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.452008][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.452088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c9e08 [ 1331.452159][ T32] r4:00000000 [ 1331.452182][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.452216][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.452250][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.452290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7d40 [ 1331.452311][ T32] r4:00000000 [ 1331.452330][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.452372][ T32] r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.452401][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.452442][ T32] r5:00001000 r4:e0517000 [ 1331.452488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.452531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.452573][ T32] r5:8506cb8c r4:8506c800 [ 1331.452592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.452636][ T32] r7:dddced80 r6:83018000 r5:8506cb8c r4:84abd900 [ 1331.452657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.452702][ T32] r10:61c88647 r9:85040000 r8:84abd92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.452724][ T32] r4:84abd900 [ 1331.452743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.452786][ T32] r10:00000000 r9:84abd900 r8:80287e08 r7:e88d1e60 r6:84abd980 r5:85040000 [ 1331.452808][ T32] r4:00000001 [ 1331.452827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.452923][ T32] Exception stack(0xe88c9fb0 to 0xe88c9ff8) [ 1331.473686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.473742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.473772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.473807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.473861][ T32] r4:849d7b80 [ 1331.474360][ T32] INFO: task kworker/0:246:4005 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.474416][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.474507][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.474606][ T32] Call trace: [ 1331.474694][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.474759][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.474789][ T32] r4:00000000 [ 1331.474811][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.474852][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.474882][ T32] 1d20: 82d7b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.474927][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.474961][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.475012][ T32] r5:80050013 r4:80239bb0 [ 1331.475061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.475109][ T32] r4:82ac21e4 [ 1331.475158][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.475263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.475345][ T32] r4:e0431dc0 [ 1331.475368][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.475424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.475446][ T32] r4:00000000 [ 1331.475491][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.475541][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.475563][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.475604][ T32] r5:00001000 r4:e0439000 [ 1331.475629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.475670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.475711][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.475730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.475812][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.475860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.475912][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.475935][ T32] r4:84aeca80 [ 1331.475999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.476108][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.476165][ T32] r4:00000001 [ 1331.476212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.476253][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.476316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.476362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.476394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.476423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.476471][ T32] r4:84b0e0c0 [ 1331.476523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.476573][ T32] INFO: task kworker/0:247:4007 blocked for more than 457 seconds. [ 1331.476608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.476634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.476655][ T32] task:kworker/0:247 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.476757][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.476845][ T32] Call trace: [ 1331.476958][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.477033][ T32] r10:8291a684 r9:e88ddd84 r8:00000002 r7:60000113 r6:e88ddd8c r5:850e5400 [ 1331.477092][ T32] r4:850e5400 [ 1331.477116][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.477165][ T32] r5:850e5400 r4:8291a680 [ 1331.477186][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.477226][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.477267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88dde08 [ 1331.477317][ T32] r4:00000000 [ 1331.477423][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.477464][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.477527][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.477576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7b80 [ 1331.477625][ T32] r4:00000000 [ 1331.477674][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.477729][ T32] r9:83018005 r8:850e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1331.477802][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.477879][ T32] r5:00001000 r4:e0531000 [ 1331.477902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.477943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.478023][ T32] r5:8506cf8c r4:8506cc00 [ 1331.478058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.478150][ T32] r7:dddced80 r6:83018000 r5:8506cf8c r4:84abda00 [ 1331.478176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.478223][ T32] r10:61c88647 r9:850e5400 r8:84abda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.478248][ T32] r4:84abda00 [ 1331.478267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.478311][ T32] r10:00000000 r9:84abda00 r8:80287e08 r7:e88c9e60 r6:84ae8f80 r5:850e5400 [ 1331.478332][ T32] r4:00000001 [ 1331.478351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.478394][ T32] Exception stack(0xe88ddfb0 to 0xe88ddff8) [ 1331.478421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.478475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.478582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.478615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.478638][ T32] r4:849d7f80 [ 1331.478868][ T32] INFO: task kworker/0:247:4007 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.478943][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.479036][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.479078][ T32] Call trace: [ 1331.479108][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.479163][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.479234][ T32] r4:00000000 [ 1331.479351][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.479429][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.479461][ T32] 1d20: 82d7b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.479490][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.479526][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.479578][ T32] r5:80050013 r4:80239bb0 [ 1331.479629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.479699][ T32] r4:82ac21e4 [ 1331.479722][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.479763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.479785][ T32] r4:e0431dc0 [ 1331.479805][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.479845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.479869][ T32] r4:00000000 [ 1331.479888][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.479931][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.479952][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.479993][ T32] r5:00001000 r4:e0439000 [ 1331.480013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.480050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.480143][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.480166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.480242][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.480367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.480422][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.480462][ T32] r4:84aeca80 [ 1331.480485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.480543][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.480569][ T32] r4:00000001 [ 1331.480588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.480623][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.480651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.480729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.480760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.480806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.480830][ T32] r4:84b0e0c0 [ 1331.480876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.480936][ T32] INFO: task kworker/0:248:4009 blocked for more than 457 seconds. [ 1331.480967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.480996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.481042][ T32] task:kworker/0:248 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.481122][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.481195][ T32] Call trace: [ 1331.481228][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.481275][ T32] r10:8291a684 r9:e88e5d84 r8:00000002 r7:60000013 r6:e88e5d8c r5:850e6c00 [ 1331.481337][ T32] r4:850e6c00 [ 1331.481382][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.481429][ T32] r5:850e6c00 r4:8291a680 [ 1331.481477][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.481620][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.481665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e5e08 [ 1331.481688][ T32] r4:00000000 [ 1331.481707][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.481740][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.481790][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.481859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b041c0 [ 1331.481919][ T32] r4:00000000 [ 1331.481943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.482019][ T32] r9:83018005 r8:850e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1331.482045][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.482088][ T32] r5:00001000 r4:e06e3000 [ 1331.482113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.482158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.482199][ T32] r5:8506d78c r4:8506d400 [ 1331.482218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.482279][ T32] r7:dddced80 r6:83018000 r5:8506d78c r4:84abda80 [ 1331.482303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.482348][ T32] r10:61c88647 r9:850e6c00 r8:84abdaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.482370][ T32] r4:84abda80 [ 1331.482395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.482440][ T32] r10:00000000 r9:84abda80 r8:80287e08 r7:e88dde60 r6:84b09000 r5:850e6c00 [ 1331.482463][ T32] r4:00000001 [ 1331.482481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.482537][ T32] Exception stack(0xe88e5fb0 to 0xe88e5ff8) [ 1331.482571][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.482601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.482627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.482654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.482676][ T32] r4:849d7dc0 [ 1331.482879][ T32] INFO: task kworker/0:248:4009 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.482957][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.509257][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.509411][ T32] Call trace: [ 1331.509450][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.509515][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.509667][ T32] r4:00000000 [ 1331.509752][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.509801][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.509832][ T32] 1d20: 83272000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.509861][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.509886][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.509910][ T32] r5:80050013 r4:80239bb0 [ 1331.509931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.509976][ T32] r4:82ac21e4 [ 1331.509996][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.510067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.510093][ T32] r4:e0431dc0 [ 1331.510112][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.510185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.510211][ T32] r4:00000000 [ 1331.510271][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.510322][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.510344][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.510422][ T32] r5:00001000 r4:e0439000 [ 1331.510446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.510545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.510591][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.510612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.510716][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.510741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.510808][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.510833][ T32] r4:84aeca80 [ 1331.510909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.510985][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.511039][ T32] r4:00000001 [ 1331.511106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.511177][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.511235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.511267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.511295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.511357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.511416][ T32] r4:84b0e0c0 [ 1331.511445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.511509][ T32] INFO: task kworker/0:249:4010 blocked for more than 457 seconds. [ 1331.511576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.511606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.511629][ T32] task:kworker/0:249 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.511678][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.511755][ T32] Call trace: [ 1331.511820][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.511871][ T32] r10:8291a684 r9:e88e9d84 r8:00000002 r7:60000113 r6:e88e9d8c r5:850e6000 [ 1331.511894][ T32] r4:850e6000 [ 1331.511913][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.511954][ T32] r5:850e6000 r4:8291a680 [ 1331.512031][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.512076][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.512117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e9e08 [ 1331.512171][ T32] r4:00000000 [ 1331.512223][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.512263][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.512337][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.512385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04040 [ 1331.512464][ T32] r4:00000000 [ 1331.512518][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.512679][ T32] r9:83018005 r8:850e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1331.512713][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.512759][ T32] r5:00001000 r4:e0557000 [ 1331.512779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.512839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.512919][ T32] r5:8506d38c r4:8506d000 [ 1331.521732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.521925][ T32] r7:dddced80 r6:83018000 r5:8506d38c r4:84abdb00 [ 1331.522000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.522057][ T32] r10:61c88647 r9:850e6000 r8:84abdb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.522094][ T32] r4:84abdb00 [ 1331.522120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.522184][ T32] r10:00000000 r9:84abdb00 r8:80287e08 r7:e88e5e60 r6:84b09080 r5:850e6000 [ 1331.522212][ T32] r4:00000001 [ 1331.522291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.522336][ T32] Exception stack(0xe88e9fb0 to 0xe88e9ff8) [ 1331.522398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.522432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.522460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.522489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.522512][ T32] r4:849d7dc0 [ 1331.525653][ T32] INFO: task kworker/0:249:4010 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.525858][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.525981][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.526114][ T32] Call trace: [ 1331.526174][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.526238][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.526262][ T32] r4:00000000 [ 1331.526284][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.526326][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.526356][ T32] 1d20: 83272000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.526392][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.526448][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.526475][ T32] r5:80050013 r4:80239bb0 [ 1331.526496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.526540][ T32] r4:82ac21e4 [ 1331.526561][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.526601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.526653][ T32] r4:e0431dc0 [ 1331.526676][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.526718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.526743][ T32] r4:00000000 [ 1331.526763][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.526843][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.526908][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.526957][ T32] r5:00001000 r4:e0439000 [ 1331.526978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.527017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.527059][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.527114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.527180][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.527227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.527282][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.527363][ T32] r4:84aeca80 [ 1331.527393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.527441][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.527463][ T32] r4:00000001 [ 1331.527481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.527518][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.527578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.527693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.527771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.527834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.527859][ T32] r4:84b0e0c0 [ 1331.527883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.527941][ T32] INFO: task kworker/0:250:4012 blocked for more than 458 seconds. [ 1331.527979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.528005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.528027][ T32] task:kworker/0:250 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.528100][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.528197][ T32] Call trace: [ 1331.528284][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.528348][ T32] r10:8291a684 r9:e88f1d84 r8:00000002 r7:60000113 r6:e88f1d8c r5:850e3c00 [ 1331.528378][ T32] r4:850e3c00 [ 1331.528399][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.528470][ T32] r5:850e3c00 r4:8291a680 [ 1331.528533][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.528578][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.528653][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f1e08 [ 1331.528706][ T32] r4:00000000 [ 1331.528727][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.528762][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.528797][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.528892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04b40 [ 1331.528917][ T32] r4:00000000 [ 1331.528966][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.529087][ T32] r9:83018005 r8:850e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.529112][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.529196][ T32] r5:00001000 r4:ea953000 [ 1331.529246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.529312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.529372][ T32] r5:8506f78c r4:8506f400 [ 1331.529398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.529443][ T32] r7:dddced80 r6:83018000 r5:8506f78c r4:84abdb80 [ 1331.529489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.529552][ T32] r10:61c88647 r9:850e3c00 r8:84abdbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.529606][ T32] r4:84abdb80 [ 1331.529628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.529674][ T32] r10:00000000 r9:84abdb80 r8:80287e08 r7:e88e5e60 r6:84b09100 r5:850e3c00 [ 1331.529698][ T32] r4:00000001 [ 1331.529717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.529776][ T32] Exception stack(0xe88f1fb0 to 0xe88f1ff8) [ 1331.529805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.529858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.529888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.529933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.529960][ T32] r4:84b04080 [ 1331.530353][ T32] INFO: task kworker/0:250:4012 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.530395][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.530480][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.530532][ T32] Call trace: [ 1331.530610][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.530664][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.530687][ T32] r4:00000000 [ 1331.530707][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.530746][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.530779][ T32] 1d20: 83272000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.530809][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.530833][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.530856][ T32] r5:80050013 r4:80239bb0 [ 1331.530877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.530943][ T32] r4:82ac21e4 [ 1331.530966][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.531033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.531104][ T32] r4:e0431dc0 [ 1331.531128][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.531171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.531195][ T32] r4:00000000 [ 1331.531213][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.531256][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.531278][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.531319][ T32] r5:00001000 r4:e0439000 [ 1331.531350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.531413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.531460][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.531479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.531524][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.531549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.531596][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.531621][ T32] r4:84aeca80 [ 1331.531641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.531723][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.531751][ T32] r4:00000001 [ 1331.531772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.531810][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.531836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.531944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.531974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.532021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.532046][ T32] r4:84b0e0c0 [ 1331.532067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.532140][ T32] INFO: task kworker/0:251:4014 blocked for more than 458 seconds. [ 1331.532173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.532197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.532217][ T32] task:kworker/0:251 state:D stack:0 pid:4014 tgid:4014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.532276][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.532350][ T32] Call trace: [ 1331.532487][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.532555][ T32] r10:8291a684 r9:ea905d84 r8:00000002 r7:60000113 r6:ea905d8c r5:850e8c00 [ 1331.532589][ T32] r4:850e8c00 [ 1331.532610][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.532653][ T32] r5:850e8c00 r4:8291a680 [ 1331.532673][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.532731][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.532823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea905e08 [ 1331.532874][ T32] r4:00000000 [ 1331.532948][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.549743][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.549914][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.549969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b042c0 [ 1331.549994][ T32] r4:00000000 [ 1331.550028][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.550080][ T32] r9:83018005 r8:850e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1331.550103][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.550160][ T32] r5:00001000 r4:e06f1000 [ 1331.550210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.550253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.550296][ T32] r5:8506db8c r4:8506d800 [ 1331.550317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.550416][ T32] r7:dddced80 r6:83018000 r5:8506db8c r4:84abdc00 [ 1331.550442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.550490][ T32] r10:61c88647 r9:850e8c00 r8:84abdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.550537][ T32] r4:84abdc00 [ 1331.550560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.550613][ T32] r10:00000000 r9:84abdc00 r8:80287e08 r7:e88f1e60 r6:84b09180 r5:850e8c00 [ 1331.550663][ T32] r4:00000001 [ 1331.550704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.550781][ T32] Exception stack(0xea905fb0 to 0xea905ff8) [ 1331.550845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.550883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.550910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.550954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.550980][ T32] r4:84b04180 [ 1331.551428][ T32] INFO: task kworker/0:251:4014 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.551475][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.551548][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.551597][ T32] Call trace: [ 1331.551715][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.551778][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.551831][ T32] r4:00000000 [ 1331.551855][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.551895][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.551924][ T32] 1d20: 83584000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.552002][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.552031][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.552060][ T32] r5:80050013 r4:80239bb0 [ 1331.552082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.552139][ T32] r4:82ac21e4 [ 1331.552188][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.552234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.552256][ T32] r4:e0431dc0 [ 1331.552275][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.552317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.552381][ T32] r4:00000000 [ 1331.552405][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.552453][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.552476][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.552517][ T32] r5:00001000 r4:e0439000 [ 1331.552564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.552607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.552653][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.552675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.552720][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.552770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.552842][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.552879][ T32] r4:84aeca80 [ 1331.552918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.568342][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.568454][ T32] r4:00000001 [ 1331.568482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.568547][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.568580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.568609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.568635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.568690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.568717][ T32] r4:84b0e0c0 [ 1331.568742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1331.569013][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.569410][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.569662][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.570185][ T32] r5:8506df8c r4:8506dc00 [ 1331.570231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.570578][ T32] r10:00000000 r9:84abdc80 r8:80287e08 r7:e88f1e60 r6:84b09200 r5:850e8000 ** 9 printk messages dropped ** [ 1331.571329][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.571471][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.571519][ T32] Call trace: [ 1331.571572][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.571637][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.571714][ T32] r4:00000000 [ 1331.571738][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.571849][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.571889][ T32] 1d20: 8377d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.571919][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.572007][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.572049][ T32] r5:80050013 r4:80239bb0 [ 1331.572128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.572177][ T32] r4:82ac21e4 [ 1331.572224][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.572271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.572368][ T32] r4:e0431dc0 [ 1331.572399][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.572443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.572465][ T32] r4:00000000 [ 1331.572485][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.572542][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.572568][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.572611][ T32] r5:00001000 r4:e0439000 [ 1331.572656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.572767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.572813][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.572887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.572937][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.572959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.585545][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.585665][ T32] r4:84aeca80 [ 1331.585719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.585796][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.585821][ T32] r4:00000001 [ 1331.585842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.585882][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.585914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.585943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.585969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.586038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.586120][ T32] r4:84b0e0c0 [ 1331.586159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.586203][ T32] INFO: task kworker/0:253:4018 blocked for more than 458 seconds. [ 1331.586261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.586293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.586318][ T32] task:kworker/0:253 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.586509][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.586597][ T32] Call trace: [ 1331.586651][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.586733][ T32] r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000113 r6:ea91dd8c r5:850e9800 [ 1331.586762][ T32] r4:850e9800 [ 1331.586809][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.586881][ T32] r5:850e9800 r4:8291a680 [ 1331.586912][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.586971][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.587017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1331.587064][ T32] r4:00000000 [ 1331.587086][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.587120][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.587189][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.587401][ T32] r9:83018005 r8:850e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1331.587780][ T32] r5:8506e38c r4:8506e000 ** 3 printk messages dropped ** [ 1331.587981][ T32] r10:61c88647 r9:850e9800 r8:84abdd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.588453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.589421][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.589582][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1331.589770][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1331.589942][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 8 printk messages dropped ** [ 1331.590375][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.590669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.591218][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.591728][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.592210][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.592875][ T32] r10:00000000 r9:84abdd80 r8:80287e08 r7:e88f1e60 r6:84b09300 r5:850ebc00 ** 14 printk messages dropped ** [ 1331.620669][ T32] r4:00000000 [ 1331.620717][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.620808][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.620875][ T32] 1d20: 83d00000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.620980][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.621049][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.621107][ T32] r5:80050013 r4:80239bb0 [ 1331.621162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.621254][ T32] r4:82ac21e4 [ 1331.621440][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.621735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.621857][ T32] r4:e0431dc0 [ 1331.621912][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.622003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.622050][ T32] r4:00000000 [ 1331.622095][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.622199][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.622249][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.622404][ T32] r5:00001000 r4:e0439000 [ 1331.622520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.622618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.622773][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.622932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.643773][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.643972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.644118][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.644199][ T32] r4:84aeca80 [ 1331.644252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.644352][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.644408][ T32] r4:00000001 [ 1331.644468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.644553][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.644617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.644691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.644770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.644840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.644911][ T32] r4:84b0e0c0 [ 1331.644978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.645039][ T32] INFO: task kworker/0:255:4022 blocked for more than 458 seconds. [ 1331.645124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.645188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.645257][ T32] task:kworker/0:255 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.645419][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.645520][ T32] Call trace: [ 1331.645626][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.645732][ T32] r10:8291a684 r9:ea939d84 r8:00000002 r7:60000013 r6:ea939d8c r5:850eb000 [ 1331.645803][ T32] r4:850eb000 [ 1331.645870][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.645969][ T32] r5:850eb000 r4:8291a680 [ 1331.646036][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.646137][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.646235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1331.646289][ T32] r4:00000000 [ 1331.646356][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.646448][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.646558][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.646660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04780 [ 1331.646714][ T32] r4:00000000 [ 1331.646756][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.646850][ T32] r9:83018005 r8:850eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1331.646902][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.646996][ T32] r5:00001000 r4:ea92d000 [ 1331.647044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.647128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.647215][ T32] r5:8506eb8c r4:8506e800 [ 1331.647261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.647731][ T32] r10:00000000 r9:84abde00 r8:80287e08 r7:e88f1e60 r6:84b09380 r5:850eb000 ** 9 printk messages dropped ** [ 1331.649029][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.650207][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.650623][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.651410][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1331.651947][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1331.652536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.674508][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.675272][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.675756][ T32] r7:dddced80 r6:83018000 r5:8506ef8c r4:84abde80 ** 4 printk messages dropped ** [ 1331.676136][ T32] r10:00000000 r9:84abde80 r8:80287e08 r7:e88f1e60 r6:84b09400 r5:850ea400 ** 9 printk messages dropped ** [ 1331.677492][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.678599][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.678982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1331.679815][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1331.680379][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1331.680962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.681035][ T32] task:kworker/0:257 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.681177][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.681317][ T32] Call trace: [ 1331.681432][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.681548][ T32] r10:8291a684 r9:ea951d84 r8:00000002 r7:60000013 r6:ea951d8c r5:850ed400 [ 1331.681632][ T32] r4:850ed400 [ 1331.681679][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.681785][ T32] r5:850ed400 r4:8291a680 [ 1331.681837][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.681921][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.682034][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 [ 1331.682086][ T32] r4:00000000 [ 1331.682130][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.682227][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.682309][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.682404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04a00 [ 1331.682471][ T32] r4:00000000 [ 1331.682521][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.682614][ T32] r9:83018005 r8:850ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.682664][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.682755][ T32] r5:00001000 r4:ea949000 [ 1331.682828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.682920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.710270][ T32] r5:8506f38c r4:8506f000 [ 1331.710406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.710552][ T32] r7:dddced80 r6:83018000 r5:8506f38c r4:84abdf00 [ 1331.710624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.710733][ T32] r10:61c88647 r9:850ed400 r8:84abdf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.710787][ T32] r4:84abdf00 [ 1331.710834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.710934][ T32] r10:00000000 r9:84abdf00 r8:80287e08 r7:e88f1e60 r6:84b09480 r5:850ed400 [ 1331.711004][ T32] r4:00000001 [ 1331.711055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.711170][ T32] Exception stack(0xea951fb0 to 0xea951ff8) [ 1331.711256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.711346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.711418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.711484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.711536][ T32] r4:84b04700 [ 1331.712240][ T32] INFO: task kworker/0:257:4027 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.712326][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.712486][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.712585][ T32] Call trace: [ 1331.712657][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.712768][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.712820][ T32] r4:00000000 [ 1331.712894][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.728183][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.728426][ T32] 1d20: 84403000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.728523][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.728591][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.728655][ T32] r5:80050013 r4:80239bb0 [ 1331.728712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.728845][ T32] r4:82ac21e4 [ 1331.728899][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.729018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.729080][ T32] r4:e0431dc0 [ 1331.729130][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.729236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.729320][ T32] r4:00000000 [ 1331.729376][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.729509][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.729571][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.729675][ T32] r5:00001000 r4:e0439000 [ 1331.729727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.729821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.729920][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.729971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.730243][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.730885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.731509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.732174][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.732625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04c80 ** 7 printk messages dropped ** [ 1331.744572][ T32] r5:8506fb8c r4:8506f800 ** 3 printk messages dropped ** [ 1331.744897][ T32] r10:61c88647 r9:850ee000 r8:84abdfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.744972][ T32] r4:84abdf80 [ 1331.745042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.745166][ T32] r10:00000000 r9:84abdf80 r8:80287e08 r7:e88f1e60 r6:84b09500 r5:850ee000 [ 1331.745244][ T32] r4:00000001 [ 1331.745333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.745466][ T32] Exception stack(0xea95dfb0 to 0xea95dff8) [ 1331.745529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.745588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.745639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.745694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.745738][ T32] r4:84b04b80 [ 1331.746372][ T32] INFO: task kworker/0:258:4029 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.746468][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.746615][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.746738][ T32] Call trace: [ 1331.746816][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.746920][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.746974][ T32] r4:00000000 [ 1331.747020][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.747102][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.747166][ T32] 1d20: 84403000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.747227][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.747286][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.747336][ T32] r5:80050013 r4:80239bb0 [ 1331.747392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.747487][ T32] r4:82ac21e4 [ 1331.747533][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.747621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.747698][ T32] r4:e0431dc0 [ 1331.747748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.747842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.747892][ T32] r4:00000000 [ 1331.747935][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.748030][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 5 printk messages dropped ** [ 1331.748497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.749242][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1331.749876][ T32] INFO: task kworker/0:259:4031 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.750589][ T32] r4:850ec800 [ 1331.750640][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.750737][ T32] r5:850ec800 r4:8291a680 [ 1331.750788][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.750880][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.750975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea969e08 [ 1331.751050][ T32] r4:00000000 [ 1331.751131][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.751220][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.751310][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.751418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b04fc0 [ 1331.751475][ T32] r4:00000000 [ 1331.751526][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.751646][ T32] r9:83018005 r8:850ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1331.751709][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.751807][ T32] r5:00001000 r4:ea987000 [ 1331.751858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.751945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.752060][ T32] r5:8507478c r4:85074400 [ 1331.752116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.752224][ T32] r7:dddced80 r6:83018000 r5:8507478c r4:84b29000 [ 1331.752279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.752396][ T32] r10:61c88647 r9:850ec800 r8:84b2902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.752465][ T32] r4:84b29000 [ 1331.752520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.752660][ T32] r10:00000000 r9:84b29000 r8:80287e08 r7:ea95de60 r6:84b09580 r5:850ec800 [ 1331.752747][ T32] r4:00000001 [ 1331.752796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1331.780854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.782418][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.782603][ T32] Call trace: [ 1331.782715][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.782843][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.782900][ T32] r4:00000000 [ 1331.783114][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.798542][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.798663][ T32] 1d20: 8487c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.798732][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.798790][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.798850][ T32] r5:80050013 r4:80239bb0 [ 1331.798904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.799031][ T32] r4:82ac21e4 [ 1331.799099][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.799200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.799262][ T32] r4:e0431dc0 [ 1331.799344][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.799473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.799543][ T32] r4:00000000 [ 1331.799593][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.799691][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.799742][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799834][ T32] r5:00001000 r4:e0439000 [ 1331.799913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.800109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.800211][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.800261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.800715][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1331.801058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1331.802491][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1331.814450][ T32] r5:8506ff8c r4:8506fc00 ** 3 printk messages dropped ** [ 1331.814752][ T32] r10:61c88647 r9:850e3000 r8:84b290ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1331.815431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.816769][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 9 printk messages dropped ** [ 1331.817560][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.818356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.818458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.818569][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.818639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.818746][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.818796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.818913][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.818979][ T32] r4:84aeca80 [ 1331.819025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.819124][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.819198][ T32] r4:00000001 [ 1331.819249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.819331][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.819399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.819483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.819581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.819663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.819733][ T32] r4:84b0e0c0 [ 1331.819789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.819853][ T32] INFO: task kworker/0:261:4034 blocked for more than 458 seconds. [ 1331.819927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.819993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.820045][ T32] task:kworker/0:261 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.820178][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.820269][ T32] Call trace: [ 1331.820338][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.820464][ T32] r10:8291a684 r9:ea97dd84 r8:00000002 r7:60000113 r6:ea97dd8c r5:85100c00 [ 1331.820544][ T32] r4:85100c00 [ 1331.820598][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.820706][ T32] r5:85100c00 r4:8291a680 [ 1331.820758][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.820863][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.820975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea97de08 [ 1331.821032][ T32] r4:00000000 [ 1331.821095][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1331.821199][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.821285][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.821442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aaeb40 [ 1331.821513][ T32] r4:00000000 [ 1331.821582][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.821682][ T32] r9:83018005 r8:85100c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1331.821733][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.821821][ T32] r5:00001000 r4:ea971000 [ 1331.821869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.821953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.822041][ T32] r5:8507438c r4:85074000 [ 1331.822088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.822216][ T32] r7:dddced80 r6:83018000 r5:8507438c r4:84b29100 [ 1331.822271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 34 printk messages dropped ** [ 1331.870122][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 60 printk messages dropped ** [ 1331.887097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.890118][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 11 printk messages dropped ** [ 1331.891584][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1331.892833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.920214][ T32] r5:85102400 r4:8291a680 ** 5 printk messages dropped ** [ 1331.920689][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1331.920773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.920862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b28a80 [ 1331.920914][ T32] r4:00000000 [ 1331.920979][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.921093][ T32] r9:83018205 r8:85102400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.921147][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921257][ T32] r5:00001000 r4:dfaad000 [ 1331.921351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.921452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921543][ T32] r5:8509b78c r4:8509b400 [ 1331.921591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.921691][ T32] r7:ddde2d80 r6:83018200 r5:8509b78c r4:84b09780 [ 1331.921741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.921863][ T32] r10:61c88647 r9:85102400 r8:84b097ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.921949][ T32] r4:84b09780 [ 1331.922019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.922148][ T32] r10:00000000 r9:84b09780 r8:80287e08 r7:e889de60 r6:84b09800 r5:85102400 [ 1331.922208][ T32] r4:00000001 [ 1331.922256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.922339][ T32] Exception stack(0xea93dfb0 to 0xea93dff8) [ 1331.922412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.922478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.922539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.922605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.922657][ T32] r4:84b28880 [ 1331.934305][ T32] INFO: task kworker/1:198:4042 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1331.934566][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.934738][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.934866][ T32] Call trace: [ 1331.934968][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.935134][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1331.935207][ T32] r4:00000000 [ 1331.935258][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.935346][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1331.935425][ T32] 1d20: 84eec000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1331.935491][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1331.935549][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.935602][ T32] r5:80050013 r4:80239bb0 [ 1331.935648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.935739][ T32] r4:82ac21e4 [ 1331.935787][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.935907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.935963][ T32] r4:e0431dc0 [ 1331.936008][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.936097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.936169][ T32] r4:00000000 [ 1331.936221][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.936319][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.936368][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.936483][ T32] r5:00001000 r4:e0439000 [ 1331.936534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.937329][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 16 printk messages dropped ** [ 1331.938678][ T32] r10:8291a684 r9:e4815d84 r8:00000002 r7:60000113 r6:e4815d8c r5:85103000 ** 15 printk messages dropped ** [ 1331.940101][ T32] r5:00001000 r4:dfc79000 ** 6 printk messages dropped ** [ 1331.940637][ T32] r10:61c88647 r9:85103000 r8:84b098ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1331.942547][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1331.972626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1331.972680][ T32] r4:e0431dc0 [ 1331.972724][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1331.972817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1331.972870][ T32] r4:00000000 [ 1331.972953][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1331.978221][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1331.978318][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.978472][ T32] r5:00001000 r4:e0439000 [ 1331.978554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.978652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.978748][ T32] r5:84b4ef8c r4:84b4ec00 [ 1331.978795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.978901][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1331.978987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.979100][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.979155][ T32] r4:84aeca80 [ 1331.979238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.979390][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1331.979462][ T32] r4:00000001 [ 1331.979511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.979599][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1331.979667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.979773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.979877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.979947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.979998][ T32] r4:84b0e0c0 [ 1331.980083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.980185][ T32] INFO: task kworker/0:263:4044 blocked for more than 458 seconds. [ 1331.980259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.980321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.980374][ T32] task:kworker/0:263 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.980548][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.980748][ T32] Call trace: [ 1331.980834][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1331.980943][ T32] r10:8291a684 r9:e484dd84 r8:00000002 r7:60000113 r6:e484dd8c r5:85103c00 [ 1331.981130][ T32] r4:85103c00 [ 1331.981320][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.981436][ T32] r5:85103c00 r4:8291a680 ** 5 printk messages dropped ** [ 1331.983184][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.002677][ T32] r5:8507578c r4:85075400 ** 6 printk messages dropped ** [ 1332.020415][ T32] r10:00000000 r9:84b29200 r8:80287e08 r7:ea991e60 r6:84b09980 r5:85103c00 ** 6 printk messages dropped ** [ 1332.020921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1332.030522][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1332.031778][ T32] r5:00001000 r4:e0439000 [ 1332.031853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.031980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.032145][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.032374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.032518][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.032608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.032771][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.032871][ T32] r4:84aeca80 [ 1332.033002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.044622][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.044800][ T32] r4:00000001 [ 1332.044881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.045007][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.045074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.045135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.045206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.045275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.045360][ T32] r4:84b0e0c0 [ 1332.045509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.045601][ T32] INFO: task kworker/1:200:4047 blocked for more than 458 seconds. [ 1332.045676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.045740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.045809][ T32] task:kworker/1:200 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.045964][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.046067][ T32] Call trace: [ 1332.046160][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.046286][ T32] r10:8291a684 r9:e88cdd84 r8:00000002 r7:60000113 r6:e88cdd8c r5:85105400 [ 1332.046352][ T32] r4:85105400 [ 1332.046412][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.046504][ T32] r5:85105400 r4:8291a680 [ 1332.046554][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.046654][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.046769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 [ 1332.046827][ T32] r4:00000000 [ 1332.046871][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.046963][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.047051][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1332.047358][ T32] r9:83018205 r8:85105400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1332.047813][ T32] r5:8446d78c r4:8446d400 [ 1332.047860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.048184][ T32] r10:61c88647 r9:85105400 r8:84b09a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.048996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.050336][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1332.050925][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.051365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.051454][ T32] r4:00000000 [ 1332.051525][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.051655][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.051709][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.051798][ T32] r5:00001000 r4:e0439000 [ 1332.051845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.051944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.052054][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.052105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.052206][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.052272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.052373][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.052447][ T32] r4:84aeca80 [ 1332.052497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.052620][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.052693][ T32] r4:00000001 [ 1332.052743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.052822][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.052880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.052943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.053064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.075635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.075754][ T32] r4:84b0e0c0 [ 1332.075847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.075935][ T32] INFO: task kworker/0:264:4048 blocked for more than 458 seconds. [ 1332.076010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.076071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.076121][ T32] task:kworker/0:264 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.076258][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.076421][ T32] Call trace: [ 1332.076614][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.076790][ T32] r10:8291a684 r9:ea99dd84 r8:00000002 r7:60000113 r6:ea99dd8c r5:85106000 [ 1332.076864][ T32] r4:85106000 [ 1332.076918][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.077047][ T32] r5:85106000 r4:8291a680 [ 1332.077100][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.077208][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.077374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 [ 1332.077455][ T32] r4:00000000 [ 1332.077502][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.077602][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.077688][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.077772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc580 [ 1332.077842][ T32] r4:00000000 [ 1332.077905][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.078144][ T32] r9:83018005 r8:85106000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.078223][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.078334][ T32] r5:00001000 r4:e00d7000 [ 1332.078403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.078495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.078585][ T32] r5:85074f8c r4:85074c00 [ 1332.078642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.078806][ T32] r7:dddced80 r6:83018000 r5:85074f8c r4:84b29280 [ 1332.078882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.078995][ T32] r10:61c88647 r9:85106000 r8:84b292ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.079072][ T32] r4:84b29280 [ 1332.079125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.079231][ T32] r10:00000000 r9:84b29280 r8:80287e08 r7:e484de60 r6:84b09b00 r5:85106000 [ 1332.079303][ T32] r4:00000001 [ 1332.079349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.079459][ T32] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1332.079545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.079628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.079695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.079811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.079872][ T32] r4:84bdc3c0 [ 1332.080583][ T32] INFO: task kworker/0:264:4048 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.080675][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.080838][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.080966][ T32] Call trace: [ 1332.081040][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.081149][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.081223][ T32] r4:00000000 [ 1332.081384][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.081486][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.081553][ T32] 1d20: 8567d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.081618][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.081678][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.081736][ T32] r5:80050013 r4:80239bb0 [ 1332.082575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.082766][ T32] r4:82ac21e4 [ 1332.082826][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.083007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.114317][ T32] r4:e0431dc0 [ 1332.114520][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.114669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.114762][ T32] r4:00000000 [ 1332.114818][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.114922][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.114992][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.115095][ T32] r5:00001000 r4:e0439000 [ 1332.115213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.115309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.115429][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.115478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.115635][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.115851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.115961][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.116110][ T32] r4:84aeca80 [ 1332.116179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.116380][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.116441][ T32] r4:00000001 [ 1332.116488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.116570][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.116644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.116760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.116834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.117334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.117409][ T32] r4:84b0e0c0 [ 1332.117467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.117557][ T32] INFO: task kworker/1:201:4050 blocked for more than 458 seconds. [ 1332.117667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.118183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.118387][ T32] task:kworker/1:201 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.118516][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.118949][ T32] Call trace: [ 1332.119246][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.119352][ T32] r10:8291a684 r9:ea9a1d84 r8:00000002 r7:60000113 r6:ea9a1d8c r5:85106c00 [ 1332.119437][ T32] r4:85106c00 [ 1332.119489][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.119734][ T32] r5:85106c00 r4:8291a680 [ 1332.119894][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.120027][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.120126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a1e08 [ 1332.120217][ T32] r4:00000000 [ 1332.120268][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.120347][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.120531][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.120645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d040 [ 1332.120711][ T32] r4:00000000 [ 1332.120851][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.121145][ T32] r9:83018205 r8:85106c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.121327][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.121551][ T32] r5:00001000 r4:e0053000 [ 1332.121604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.121764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.121858][ T32] r5:850ac38c r4:850ac000 [ 1332.121981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.122194][ T32] r7:ddde2d80 r6:83018200 r5:850ac38c r4:84b09b80 [ 1332.122380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.122560][ T32] r10:61c88647 r9:85106c00 r8:84b09bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.122801][ T32] r4:84b09b80 [ 1332.122854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.122949][ T32] r10:00000000 r9:84b09b80 r8:80287e08 r7:e88cde60 r6:84b09c00 r5:85106c00 [ 1332.143692][ T32] r4:00000001 [ 1332.143876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.144017][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 1332.144087][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.144214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.145211][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1332.145758][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.145822][ T32] r4:00000000 [ 1332.145871][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.145976][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.146048][ T32] 1d20: 859eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.146112][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.146188][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.146250][ T32] r5:80050013 r4:80239bb0 [ 1332.146300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.146426][ T32] r4:82ac21e4 [ 1332.146493][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.146608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.146690][ T32] r4:e0431dc0 [ 1332.146746][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.146852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.146902][ T32] r4:00000000 [ 1332.146950][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.147076][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.147148][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.147247][ T32] r5:00001000 r4:e0439000 [ 1332.147295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.147387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.147503][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.147581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.147686][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.147735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.147830][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.147897][ T32] r4:84aeca80 [ 1332.147947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.148045][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.148096][ T32] r4:00000001 [ 1332.148158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.148244][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.148302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.148388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.148470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.148569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.148627][ T32] r4:84b0e0c0 [ 1332.148676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.148774][ T32] INFO: task kworker/1:202:4051 blocked for more than 458 seconds. [ 1332.148851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.148906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.148991][ T32] task:kworker/1:202 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.149117][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.149216][ T32] Call trace: [ 1332.149365][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.149475][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:85101800 [ 1332.149600][ T32] r4:85101800 [ 1332.149653][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.149741][ T32] r5:85101800 r4:8291a680 [ 1332.149788][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.149906][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.150020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1332.150077][ T32] r4:00000000 [ 1332.150122][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.150204][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.150278][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.150365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d240 [ 1332.150431][ T32] r4:00000000 [ 1332.150479][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.150573][ T32] r9:83018205 r8:85101800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.150623][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.150713][ T32] r5:00001000 r4:e0085000 [ 1332.150758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.150857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.150961][ T32] r5:850ac78c r4:850ac400 [ 1332.151007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.151130][ T32] r7:ddde2d80 r6:83018200 r5:850ac78c r4:84b09c80 [ 1332.151195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.151317][ T32] r10:61c88647 r9:85101800 r8:84b09cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.151391][ T32] r4:84b09c80 [ 1332.151524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.151643][ T32] r10:00000000 r9:84b09c80 r8:80287e08 r7:ea9a1e60 r6:84b09d00 r5:85101800 [ 1332.151702][ T32] r4:00000001 [ 1332.151749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.151847][ T32] Exception stack(0xea999fb0 to 0xea999ff8) [ 1332.151912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.151977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.152037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.152115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.152173][ T32] r4:84b1d080 [ 1332.152585][ T32] INFO: task kworker/1:202:4051 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.152662][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.152858][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.183822][ T32] Call trace: [ 1332.184057][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.184209][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.184265][ T32] r4:00000000 [ 1332.184311][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.184427][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.184507][ T32] 1d20: 85c66000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.184573][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.184632][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.184805][ T32] r5:80050013 r4:80239bb0 [ 1332.184904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.185017][ T32] r4:82ac21e4 [ 1332.185073][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.185166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.185324][ T32] r4:e0431dc0 [ 1332.185406][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.185510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.185578][ T32] r4:00000000 [ 1332.185626][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.185782][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.185961][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.186064][ T32] r5:00001000 r4:e0439000 [ 1332.186112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.186373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.186826][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 3 printk messages dropped ** [ 1332.187108][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.187639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.187711][ T32] INFO: task kworker/1:203:4055 blocked for more than 458 seconds. [ 1332.187841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.187905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.187954][ T32] task:kworker/1:203 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.188105][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.188236][ T32] Call trace: [ 1332.188524][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.188632][ T32] r10:8291a684 r9:ea9a5d84 r8:00000002 r7:60000113 r6:ea9a5d8c r5:85108000 [ 1332.188753][ T32] r4:85108000 [ 1332.188805][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.189004][ T32] r5:85108000 r4:8291a680 [ 1332.189123][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.189216][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.189331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1332.189393][ T32] r4:00000000 [ 1332.189439][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.189536][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.189617][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.189709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d3c0 [ 1332.189758][ T32] r4:00000000 [ 1332.189801][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.189930][ T32] r9:83018205 r8:85108000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.190019][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.190132][ T32] r5:00001000 r4:e00ad000 [ 1332.190183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.190295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.190397][ T32] r5:850acb8c r4:850ac800 [ 1332.190444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.190564][ T32] r7:ddde2d80 r6:83018200 r5:850acb8c r4:84b09d80 [ 1332.190811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.190924][ T32] r10:61c88647 r9:85108000 r8:84b09dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.190974][ T32] r4:84b09d80 [ 1332.191055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.191222][ T32] r10:00000000 r9:84b09d80 r8:80287e08 r7:ea999e60 r6:84b09e00 r5:85108000 [ 1332.191336][ T32] r4:00000001 [ 1332.191401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.191480][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1332.191622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.191692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.191827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.191895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.191945][ T32] r4:84b1d200 [ 1332.192653][ T32] INFO: task kworker/1:203:4055 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.192734][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.193148][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.230553][ T32] Call trace: [ 1332.230653][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.230805][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.230864][ T32] r4:00000000 [ 1332.230910][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.230989][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.231057][ T32] 1d20: 86123000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.231157][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.231223][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.231281][ T32] r5:80050013 r4:80239bb0 [ 1332.231333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.231433][ T32] r4:82ac21e4 [ 1332.231488][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.231583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.231662][ T32] r4:e0431dc0 [ 1332.231719][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.231821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.231897][ T32] r4:00000000 [ 1332.231951][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.232051][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.232101][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.232212][ T32] r5:00001000 r4:e0439000 [ 1332.232276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.232358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.232456][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.232506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.232599][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.232652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.232775][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.232855][ T32] r4:84aeca80 [ 1332.232914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.238586][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.238762][ T32] r4:00000001 [ 1332.238818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.238935][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.239004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.239069][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.239136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.239205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.239258][ T32] r4:84b0e0c0 [ 1332.239313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.239408][ T32] INFO: task kworker/1:204:4056 blocked for more than 458 seconds. [ 1332.239482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.239538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.239634][ T32] task:kworker/1:204 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.239772][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.239919][ T32] Call trace: [ 1332.240000][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.240111][ T32] r10:8291a684 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:85109800 [ 1332.240165][ T32] r4:85109800 [ 1332.240215][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.240308][ T32] r5:85109800 r4:8291a680 [ 1332.240358][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.240452][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.240545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 1332.240597][ T32] r4:00000000 [ 1332.240643][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.240720][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.240806][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.240900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d880 [ 1332.240952][ T32] r4:00000000 [ 1332.241002][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.241111][ T32] r9:83018205 r8:85109800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.241169][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.241268][ T32] r5:00001000 r4:e0129000 [ 1332.241357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.241460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.241550][ T32] r5:850ad38c r4:850ad000 [ 1332.241619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.241727][ T32] r7:ddde2d80 r6:83018200 r5:850ad38c r4:84b09e80 [ 1332.241781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.241902][ T32] r10:61c88647 r9:85109800 r8:84b09eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.241988][ T32] r4:84b09e80 [ 1332.242066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.242175][ T32] r10:00000000 r9:84b09e80 r8:80287e08 r7:ea9a5e60 r6:84b09f00 r5:85109800 [ 1332.242234][ T32] r4:00000001 [ 1332.242280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.242360][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 1332.242430][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.242496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.242557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.242622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.242713][ T32] r4:84b1d140 [ 1332.264185][ T32] INFO: task kworker/1:204:4056 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.264442][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.264631][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.264786][ T32] Call trace: [ 1332.264907][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.265028][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.265080][ T32] r4:00000000 [ 1332.265127][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.265217][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.265390][ T32] 1d20: 863b9000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.265511][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.265575][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.265665][ T32] r5:80050013 r4:80239bb0 [ 1332.265743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.265902][ T32] r4:82ac21e4 [ 1332.266040][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.266139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.266228][ T32] r4:e0431dc0 [ 1332.266278][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.266370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.266430][ T32] r4:00000000 [ 1332.266506][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.266619][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.266668][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.266776][ T32] r5:00001000 r4:e0439000 [ 1332.266846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.266945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.267034][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.267080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.267191][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.267270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.267373][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.267433][ T32] r4:84aeca80 [ 1332.267496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.267608][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.267675][ T32] r4:00000001 [ 1332.267725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.267805][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.267863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.267927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.267985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.268045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.268115][ T32] r4:84b0e0c0 [ 1332.268175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.268238][ T32] INFO: task kworker/0:265:4058 blocked for more than 458 seconds. [ 1332.268311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.268365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.268437][ T32] task:kworker/0:265 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.268601][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.268695][ T32] Call trace: [ 1332.268764][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.268862][ T32] r10:8291a684 r9:ea9b1d84 r8:00000002 r7:60000113 r6:ea9b1d8c r5:8510a400 [ 1332.268943][ T32] r4:8510a400 [ 1332.268995][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.269083][ T32] r5:8510a400 r4:8291a680 [ 1332.269129][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.269216][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.269330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1332.269393][ T32] r4:00000000 [ 1332.269448][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.269546][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.269627][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.269715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc8c0 [ 1332.269781][ T32] r4:00000000 [ 1332.269834][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.269940][ T32] r9:83018005 r8:8510a400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1332.269995][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.270082][ T32] r5:00001000 r4:e05e5000 [ 1332.270128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.270214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.270301][ T32] r5:8507538c r4:85075000 [ 1332.270346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.270448][ T32] r7:dddced80 r6:83018000 r5:8507538c r4:84b29300 [ 1332.270493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.270589][ T32] r10:61c88647 r9:8510a400 r8:84b2932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.270639][ T32] r4:84b29300 [ 1332.270682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.270793][ T32] r10:00000000 r9:84b29300 r8:80287e08 r7:e484de60 r6:84b09f80 r5:8510a400 [ 1332.270852][ T32] r4:00000001 [ 1332.270913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.271020][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1332.271106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.271191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.271258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.271321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.271371][ T32] r4:84bdc540 [ 1332.271919][ T32] INFO: task kworker/0:265:4058 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.272027][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272167][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272326][ T32] Call trace: [ 1332.272748][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.272859][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.272909][ T32] r4:00000000 [ 1332.273097][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.304161][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.304312][ T32] 1d20: 8662b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.304426][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.304492][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.304570][ T32] r5:80050013 r4:80239bb0 [ 1332.304627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.304749][ T32] r4:82ac21e4 [ 1332.304794][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.304884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.304934][ T32] r4:e0431dc0 [ 1332.304999][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.305099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.305173][ T32] r4:00000000 [ 1332.305244][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.305407][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.305465][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.305587][ T32] r5:00001000 r4:e0439000 [ 1332.305661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.305777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.305883][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.305950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.306066][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.306115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.306218][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.306304][ T32] r4:84aeca80 [ 1332.306373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.306484][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.306534][ T32] r4:00000001 [ 1332.306579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.306657][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.306715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.306779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.306838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.306902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.306952][ T32] r4:84b0e0c0 [ 1332.307005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.307071][ T32] INFO: task kworker/1:205:4059 blocked for more than 458 seconds. [ 1332.307144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.307217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.307272][ T32] task:kworker/1:205 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.307401][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.307497][ T32] Call trace: [ 1332.307570][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.307674][ T32] r10:8291a684 r9:ea9a9d84 r8:00000002 r7:60000113 r6:ea9a9d8c r5:8510b000 [ 1332.307725][ T32] r4:8510b000 [ 1332.307772][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.307878][ T32] r5:8510b000 r4:8291a680 [ 1332.307931][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.308015][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.308104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1332.308175][ T32] r4:00000000 [ 1332.308251][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.308382][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.308482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.308632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d800 [ 1332.308697][ T32] r4:00000000 [ 1332.308755][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.308859][ T32] r9:83018205 r8:8510b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.308908][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.308998][ T32] r5:00001000 r4:e0109000 [ 1332.309041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.309120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.309233][ T32] r5:850acf8c r4:850acc00 [ 1332.309380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.309493][ T32] r7:ddde2d80 r6:83018200 r5:850acf8c r4:84b25000 [ 1332.309559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.309665][ T32] r10:61c88647 r9:8510b000 r8:84b2502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.309716][ T32] r4:84b25000 [ 1332.309762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.309857][ T32] r10:00000000 r9:84b25000 r8:80287e08 r7:ea9ade60 r6:84b25080 r5:8510b000 [ 1332.309925][ T32] r4:00000001 [ 1332.309978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.310054][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1332.310129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.310201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.310259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.310320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.310373][ T32] r4:84b1d7c0 [ 1332.311143][ T32] INFO: task kworker/1:205:4059 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.311226][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.311408][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.311505][ T32] Call trace: [ 1332.311574][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.311673][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.311725][ T32] r4:00000000 [ 1332.311770][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.311855][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.311919][ T32] 1d20: 8662b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.311983][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.312038][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.312112][ T32] r5:80050013 r4:80239bb0 [ 1332.312169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.312257][ T32] r4:82ac21e4 [ 1332.312303][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.312423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.312490][ T32] r4:e0431dc0 [ 1332.312533][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.312645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.312701][ T32] r4:00000000 [ 1332.312746][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.312842][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.312910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.313070][ T32] r5:00001000 r4:e0439000 [ 1332.334514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.334766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.334869][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.334922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.335039][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.335105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.335230][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.335304][ T32] r4:84aeca80 [ 1332.335357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.335475][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.335532][ T32] r4:00000001 [ 1332.335579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.335681][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.335756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.335823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.335883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.335951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.336026][ T32] r4:84b0e0c0 [ 1332.336091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.336200][ T32] INFO: task kworker/1:206:4062 blocked for more than 458 seconds. [ 1332.336287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.336349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.336432][ T32] task:kworker/1:206 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.336559][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.336699][ T32] Call trace: [ 1332.336788][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.336906][ T32] r10:8291a684 r9:ea995d84 r8:00000002 r7:60000013 r6:ea995d8c r5:85108c00 [ 1332.336969][ T32] r4:85108c00 [ 1332.337021][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.337119][ T32] r5:85108c00 r4:8291a680 [ 1332.337177][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.337262][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.337397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1332.337450][ T32] r4:00000000 [ 1332.337499][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.337577][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.337664][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.337758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1dcc0 [ 1332.337810][ T32] r4:00000000 [ 1332.337858][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.338004][ T32] r9:83018205 r8:85108c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1332.338082][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.338205][ T32] r5:00001000 r4:e056d000 [ 1332.338264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.338358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.338456][ T32] r5:850adb8c r4:850ad800 [ 1332.338501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.338596][ T32] r7:ddde2d80 r6:83018200 r5:850adb8c r4:84b25100 [ 1332.338661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.338782][ T32] r10:61c88647 r9:85108c00 r8:84b2512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.338836][ T32] r4:84b25100 [ 1332.338881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.338985][ T32] r10:00000000 r9:84b25100 r8:80287e08 r7:ea9ade60 r6:84b25180 r5:85108c00 [ 1332.339077][ T32] r4:00000001 [ 1332.339149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.339259][ T32] Exception stack(0xea995fb0 to 0xea995ff8) [ 1332.339335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.339418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.339489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.339561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.339612][ T32] r4:84b1d940 [ 1332.340357][ T32] INFO: task kworker/1:206:4062 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.340488][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.340691][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.340814][ T32] Call trace: [ 1332.340910][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.341019][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.341073][ T32] r4:00000000 [ 1332.341138][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.341231][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.341362][ T32] 1d20: 867cd000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.341466][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.341543][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.341615][ T32] r5:80050013 r4:80239bb0 [ 1332.341691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.341790][ T32] r4:82ac21e4 [ 1332.341839][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.341930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.341979][ T32] r4:e0431dc0 [ 1332.342022][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.342135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.342213][ T32] r4:00000000 [ 1332.342267][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.342385][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.342458][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.342573][ T32] r5:00001000 r4:e0439000 [ 1332.342643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.342731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.342836][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.342891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.363902][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.364116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.364275][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.364331][ T32] r4:84aeca80 [ 1332.364412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.364527][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.364583][ T32] r4:00000001 [ 1332.364631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.364711][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.364777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.364841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.364898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.364958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.365004][ T32] r4:84b0e0c0 [ 1332.365053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.365163][ T32] INFO: task kworker/1:207:4063 blocked for more than 458 seconds. [ 1332.365268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.365371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.365454][ T32] task:kworker/1:207 state:D stack:0 pid:4063 tgid:4063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.365575][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.365680][ T32] Call trace: [ 1332.365753][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.365856][ T32] r10:8291a684 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:8510bc00 [ 1332.365910][ T32] r4:8510bc00 [ 1332.365957][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.366045][ T32] r5:8510bc00 r4:8291a680 [ 1332.366110][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.366206][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.366298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1332.366353][ T32] r4:00000000 [ 1332.366408][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.366487][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.366565][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.366653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1d980 [ 1332.366703][ T32] r4:00000000 [ 1332.366749][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.366851][ T32] r9:83018205 r8:8510bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.366902][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.366981][ T32] r5:00001000 r4:e044b000 [ 1332.367027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.367113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.367234][ T32] r5:850ad78c r4:850ad400 [ 1332.367288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.367387][ T32] r7:ddde2d80 r6:83018200 r5:850ad78c r4:84b25200 [ 1332.367435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.367536][ T32] r10:61c88647 r9:8510bc00 r8:84b2522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.367610][ T32] r4:84b25200 [ 1332.367687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.367788][ T32] r10:00000000 r9:84b25200 r8:80287e08 r7:ea995e60 r6:84b25280 r5:8510bc00 [ 1332.367840][ T32] r4:00000001 [ 1332.367884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.367963][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 1332.368048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.368124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.368191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.368255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.368310][ T32] r4:84b1d940 [ 1332.369026][ T32] INFO: task kworker/1:207:4063 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.369132][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.369275][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.369417][ T32] Call trace: [ 1332.369490][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.369614][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.369672][ T32] r4:00000000 [ 1332.369759][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.369860][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.369927][ T32] 1d20: 8695e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.369992][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.370052][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.370107][ T32] r5:80050013 r4:80239bb0 [ 1332.370158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.370246][ T32] r4:82ac21e4 [ 1332.370294][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.370389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.370442][ T32] r4:e0431dc0 [ 1332.370518][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.370620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.370676][ T32] r4:00000000 [ 1332.370726][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.370823][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.370875][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.371026][ T32] r5:00001000 r4:e0439000 [ 1332.371138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.371244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.371335][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.371390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.371493][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.371548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.371671][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.371750][ T32] r4:84aeca80 [ 1332.371804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.371911][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.371964][ T32] r4:00000001 [ 1332.372011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.372131][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.372202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.372269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.372331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.372415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.372476][ T32] r4:84b0e0c0 [ 1332.372530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.372596][ T32] INFO: task kworker/1:208:4066 blocked for more than 458 seconds. [ 1332.372669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.372728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.372775][ T32] task:kworker/1:208 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.372874][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.398623][ T32] Call trace: [ 1332.398906][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.399105][ T32] r10:8291a684 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:8510e000 [ 1332.399185][ T32] r4:8510e000 [ 1332.399243][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.399340][ T32] r5:8510e000 r4:8291a680 [ 1332.399420][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.399532][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.399633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1332.399684][ T32] r4:00000000 [ 1332.399726][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.399797][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.399881][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.399966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1dec0 [ 1332.400039][ T32] r4:00000000 [ 1332.400106][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.400223][ T32] r9:83018205 r8:8510e000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1332.400281][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.400388][ T32] r5:00001000 r4:e0579000 [ 1332.400439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.400531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.400627][ T32] r5:850adf8c r4:850adc00 [ 1332.400678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.400783][ T32] r7:ddde2d80 r6:83018200 r5:850adf8c r4:84b25300 [ 1332.400836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.400959][ T32] r10:61c88647 r9:8510e000 r8:84b2532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.401051][ T32] r4:84b25300 [ 1332.401108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.401210][ T32] r10:00000000 r9:84b25300 r8:80287e08 r7:ea995e60 r6:84b25380 r5:8510e000 [ 1332.401276][ T32] r4:00000001 [ 1332.401649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.401779][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1332.401870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.401962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.402032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.402098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.402156][ T32] r4:84b1dc80 [ 1332.402852][ T32] INFO: task kworker/1:208:4066 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.402929][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.417367][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.417671][ T32] Call trace: [ 1332.417768][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.417918][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.417981][ T32] r4:00000000 [ 1332.418033][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.418122][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.418192][ T32] 1d20: 86c91000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.418284][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.418351][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.418415][ T32] r5:80050013 r4:80239bb0 [ 1332.418496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.418600][ T32] r4:82ac21e4 [ 1332.418649][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.418743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.418798][ T32] r4:e0431dc0 [ 1332.418844][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.418938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.418990][ T32] r4:00000000 [ 1332.419038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.419140][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.419200][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.419291][ T32] r5:00001000 r4:e0439000 [ 1332.419340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.419437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.419527][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.419573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.419675][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.419727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.419829][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.419904][ T32] r4:84aeca80 [ 1332.419973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.420113][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.420173][ T32] r4:00000001 [ 1332.420236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.420322][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.420406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.420486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.420549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.420611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.420661][ T32] r4:84b0e0c0 [ 1332.420714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.420798][ T32] INFO: task kworker/1:209:4068 blocked for more than 458 seconds. [ 1332.420873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.420930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.420983][ T32] task:kworker/1:209 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.421086][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.421179][ T32] Call trace: [ 1332.421279][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.421414][ T32] r10:8291a684 r9:ea9b9d84 r8:00000002 r7:60000013 r6:ea9b9d8c r5:8510c800 [ 1332.421469][ T32] r4:8510c800 [ 1332.421516][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.421629][ T32] r5:8510c800 r4:8291a680 [ 1332.421685][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.421771][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.421892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1332.421948][ T32] r4:00000000 [ 1332.421992][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.422069][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.422145][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.422293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483a3c0 [ 1332.422388][ T32] r4:00000000 [ 1332.422443][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.422540][ T32] r9:83018205 r8:8510c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1332.422592][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.422677][ T32] r5:00001000 r4:e05a5000 [ 1332.422720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.422821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.422915][ T32] r5:850ae38c r4:850ae000 [ 1332.423050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.446858][ T32] r7:ddde2d80 r6:83018200 r5:850ae38c r4:84b25400 [ 1332.446948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.447142][ T32] r10:61c88647 r9:8510c800 r8:84b2542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.447213][ T32] r4:84b25400 [ 1332.447268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.447406][ T32] r10:00000000 r9:84b25400 r8:80287e08 r7:ea9bde60 r6:84b25480 r5:8510c800 [ 1332.447502][ T32] r4:00000001 [ 1332.447555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.447646][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 1332.447721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.447788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.447848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.447922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.447978][ T32] r4:84b1de80 [ 1332.448688][ T32] INFO: task kworker/1:209:4068 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.448782][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.448934][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.449078][ T32] Call trace: [ 1332.449618][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.449739][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.449981][ T32] r4:00000000 [ 1332.450170][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.450267][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.450334][ T32] 1d20: 86e6e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.450434][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.450502][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.450598][ T32] r5:80050013 r4:80239bb0 [ 1332.450671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.450768][ T32] r4:82ac21e4 [ 1332.450821][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.450907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.450954][ T32] r4:e0431dc0 [ 1332.450994][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.451110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.451189][ T32] r4:00000000 [ 1332.451246][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.451350][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.451431][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.451564][ T32] r5:00001000 r4:e0439000 [ 1332.451621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.451714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.451804][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.451873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.451991][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.452047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.452146][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.452203][ T32] r4:84aeca80 [ 1332.452251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.452343][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.452470][ T32] r4:00000001 [ 1332.452525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.452614][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.452697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.452780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.452867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.452933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.474071][ T32] r4:84b0e0c0 [ 1332.474343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.474469][ T32] INFO: task kworker/1:210:4069 blocked for more than 458 seconds. [ 1332.474556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.474615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.474671][ T32] task:kworker/1:210 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.474810][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.474972][ T32] Call trace: [ 1332.475055][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.475168][ T32] r10:8291a684 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:8510d400 [ 1332.475226][ T32] r4:8510d400 [ 1332.475311][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.475408][ T32] r5:8510d400 r4:8291a680 [ 1332.475453][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.475539][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.475627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1332.475683][ T32] r4:00000000 [ 1332.475761][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.475848][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.475934][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.476028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1c7c0 [ 1332.476121][ T32] r4:00000000 [ 1332.476187][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.476292][ T32] r9:83018205 r8:8510d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1332.476348][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.476452][ T32] r5:00001000 r4:e069d000 [ 1332.476500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.476670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.476768][ T32] r5:850aef8c r4:850aec00 [ 1332.476838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.476939][ T32] r7:ddde2d80 r6:83018200 r5:850aef8c r4:84b25500 [ 1332.476992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.477211][ T32] r10:61c88647 r9:8510d400 r8:84b2552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.477357][ T32] r4:84b25500 [ 1332.477470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.477581][ T32] r10:00000000 r9:84b25500 r8:80287e08 r7:ea9b9e60 r6:84b25580 r5:8510d400 [ 1332.477752][ T32] r4:00000001 [ 1332.477817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.477905][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) [ 1332.477983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.478051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.478113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.478183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.478236][ T32] r4:8483a440 [ 1332.479011][ T32] INFO: task kworker/1:210:4069 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.479114][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.479319][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.479438][ T32] Call trace: [ 1332.479512][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.479624][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.479682][ T32] r4:00000000 [ 1332.479949][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.480051][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.480179][ T32] 1d20: 870fb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.480488][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.480567][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.480619][ T32] r5:80050013 r4:80239bb0 [ 1332.480673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.480835][ T32] r4:82ac21e4 [ 1332.480896][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.480990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.481066][ T32] r4:e0431dc0 [ 1332.481115][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.481355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.481599][ T32] r4:00000000 [ 1332.481924][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.482557][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.482655][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.482761][ T32] r5:00001000 r4:e0439000 [ 1332.482815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.482909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.483005][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.483266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.504739][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.504838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.504992][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.505050][ T32] r4:84aeca80 [ 1332.505102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.505238][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.505402][ T32] r4:00000001 [ 1332.505460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.505553][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.505626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.505706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.505777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.505870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.505936][ T32] r4:84b0e0c0 [ 1332.505998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.506067][ T32] INFO: task kworker/1:211:4072 blocked for more than 458 seconds. [ 1332.506145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.506209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.506263][ T32] task:kworker/1:211 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.506402][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.506511][ T32] Call trace: [ 1332.506594][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.506708][ T32] r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:85104800 [ 1332.506766][ T32] r4:85104800 [ 1332.506837][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.507039][ T32] r5:85104800 r4:8291a680 [ 1332.507100][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.507194][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.507287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1332.507364][ T32] r4:00000000 [ 1332.507427][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.507542][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.507636][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.507732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1c200 [ 1332.507790][ T32] r4:00000000 [ 1332.507895][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.508008][ T32] r9:83018205 r8:85104800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1332.508064][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.508165][ T32] r5:00001000 r4:e0655000 [ 1332.508216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.508308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.508413][ T32] r5:850ae78c r4:850ae400 [ 1332.508470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.508572][ T32] r7:ddde2d80 r6:83018200 r5:850ae78c r4:84b25600 [ 1332.508625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.508749][ T32] r10:61c88647 r9:85104800 r8:84b2562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.508819][ T32] r4:84b25600 [ 1332.508938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.509038][ T32] r10:00000000 r9:84b25600 r8:80287e08 r7:ea9c5e60 r6:84b25680 r5:85104800 [ 1332.509092][ T32] r4:00000001 [ 1332.509144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.509249][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1332.509366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.509481][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.509611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.509683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.509736][ T32] r4:84b1c040 [ 1332.510510][ T32] INFO: task kworker/1:211:4072 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.510626][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.510978][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.511108][ T32] Call trace: [ 1332.511182][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.511289][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.511343][ T32] r4:00000000 [ 1332.511429][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.511531][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.511605][ T32] 1d20: 87252000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.511690][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.511784][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.511849][ T32] r5:80050013 r4:80239bb0 [ 1332.511896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.512025][ T32] r4:82ac21e4 [ 1332.512091][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.512193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.512248][ T32] r4:e0431dc0 [ 1332.512291][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.512421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.512497][ T32] r4:00000000 [ 1332.512557][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.512654][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.512703][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.512792][ T32] r5:00001000 r4:e0439000 [ 1332.512838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.512921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.542586][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.542678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.542844][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.542897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.543880][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.543966][ T32] r4:84aeca80 [ 1332.544020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.544137][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.544213][ T32] r4:00000001 [ 1332.544264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.544353][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.544426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.544488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.544549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.544612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.544665][ T32] r4:84b0e0c0 [ 1332.544720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.544798][ T32] INFO: task kworker/1:212:4074 blocked for more than 459 seconds. [ 1332.544898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.544966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.545021][ T32] task:kworker/1:212 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.545145][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.545251][ T32] Call trace: [ 1332.545366][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.545649][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000113 r6:ea9d1d8c r5:850eec00 [ 1332.545714][ T32] r4:850eec00 [ 1332.545766][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.545862][ T32] r5:850eec00 r4:8291a680 [ 1332.545913][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.546006][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.546096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1332.546174][ T32] r4:00000000 [ 1332.546224][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.546298][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.546394][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.546485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1c5c0 [ 1332.546541][ T32] r4:00000000 [ 1332.546585][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.546678][ T32] r9:83018205 r8:850eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1332.546739][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.546838][ T32] r5:00001000 r4:e0689000 [ 1332.546887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.546990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.547090][ T32] r5:850aeb8c r4:850ae800 [ 1332.547144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.547245][ T32] r7:ddde2d80 r6:83018200 r5:850aeb8c r4:84b25700 [ 1332.547292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.547404][ T32] r10:61c88647 r9:850eec00 r8:84b2572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.547458][ T32] r4:84b25700 [ 1332.547504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.547599][ T32] r10:00000000 r9:84b25700 r8:80287e08 r7:ea9c5e60 r6:84b25780 r5:850eec00 [ 1332.547652][ T32] r4:00000001 [ 1332.547717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.547807][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1332.547863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.547922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.547993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.548124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.548184][ T32] r4:84b1c1c0 [ 1332.548884][ T32] INFO: task kworker/1:212:4074 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.548967][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.549093][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.549209][ T32] Call trace: [ 1332.549286][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.549434][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.549496][ T32] r4:00000000 [ 1332.549552][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.549647][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.550217][ T32] 1d20: 87413000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.550300][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.550381][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.550445][ T32] r5:80050013 r4:80239bb0 [ 1332.550503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.550608][ T32] r4:82ac21e4 [ 1332.550658][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.550751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.550806][ T32] r4:e0431dc0 [ 1332.550854][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.550952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.551010][ T32] r4:00000000 [ 1332.551116][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.551229][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.551284][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.551389][ T32] r5:00001000 r4:e0439000 [ 1332.551442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.551531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.551625][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.551674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.551776][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.551830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.551937][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.551990][ T32] r4:84aeca80 [ 1332.552039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.552141][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.552197][ T32] r4:00000001 [ 1332.552245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.552355][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.552430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.552496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.552559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.552624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.552703][ T32] r4:84b0e0c0 [ 1332.552761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.552826][ T32] INFO: task kworker/0:266:4076 blocked for more than 459 seconds. [ 1332.552894][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.552951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.577339][ T32] task:kworker/0:266 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.577657][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.577798][ T32] Call trace: [ 1332.577885][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.578008][ T32] r10:8291a684 r9:ea9d9d84 r8:00000002 r7:60000013 r6:ea9d9d8c r5:85110c00 [ 1332.578069][ T32] r4:85110c00 [ 1332.578122][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.578223][ T32] r5:85110c00 r4:8291a680 [ 1332.578274][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.578359][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.578459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d9e08 [ 1332.578506][ T32] r4:00000000 [ 1332.578549][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.578628][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.578717][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.578807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12040 [ 1332.578857][ T32] r4:00000000 [ 1332.578929][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.579062][ T32] r9:83018005 r8:85110c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.579125][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.579217][ T32] r5:00001000 r4:dfbc7000 [ 1332.579264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.579386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.579488][ T32] r5:85076b8c r4:85076800 [ 1332.579538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.579645][ T32] r7:dddced80 r6:83018000 r5:85076b8c r4:84b29380 [ 1332.579712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.579822][ T32] r10:61c88647 r9:85110c00 r8:84b293ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.579878][ T32] r4:84b29380 [ 1332.579928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.580030][ T32] r10:00000000 r9:84b29380 r8:80287e08 r7:e484de60 r6:84b25800 r5:85110c00 [ 1332.580102][ T32] r4:00000001 [ 1332.580164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.580245][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1332.580303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.580384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.580447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.580510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.580563][ T32] r4:84bdc940 [ 1332.581246][ T32] INFO: task kworker/0:266:4076 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.581367][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.581506][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.581636][ T32] Call trace: [ 1332.581707][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.581810][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.581885][ T32] r4:00000000 [ 1332.581951][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.582031][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.582131][ T32] 1d20: 87510000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.582216][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.582274][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.582331][ T32] r5:80050013 r4:80239bb0 [ 1332.582390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.582481][ T32] r4:82ac21e4 [ 1332.582530][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.582621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.582696][ T32] r4:e0431dc0 [ 1332.582781][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.582885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.582937][ T32] r4:00000000 [ 1332.582985][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.603888][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.604105][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.604251][ T32] r5:00001000 r4:e0439000 [ 1332.604303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.604407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.604501][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.604567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.604674][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.604721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.604817][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.604887][ T32] r4:84aeca80 [ 1332.604941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.605036][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.605093][ T32] r4:00000001 [ 1332.605150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.605240][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.605342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.605423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.605488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.605556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.605605][ T32] r4:84b0e0c0 [ 1332.605658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.605743][ T32] INFO: task kworker/1:213:4078 blocked for more than 459 seconds. [ 1332.605816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.605911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.605969][ T32] task:kworker/1:213 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.606114][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.606217][ T32] Call trace: [ 1332.606293][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.606406][ T32] r10:8291a684 r9:ea9ddd84 r8:00000002 r7:60000013 r6:ea9ddd8c r5:85110000 [ 1332.606461][ T32] r4:85110000 [ 1332.606506][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.606601][ T32] r5:85110000 r4:8291a680 [ 1332.606653][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.606752][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.606846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 [ 1332.606897][ T32] r4:00000000 [ 1332.606942][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.607017][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.607099][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.607214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1c8c0 [ 1332.607310][ T32] r4:00000000 [ 1332.607363][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.607467][ T32] r9:83018205 r8:85110000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1332.607512][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.607618][ T32] r5:00001000 r4:e06b3000 [ 1332.607676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.607787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.607890][ T32] r5:850af38c r4:850af000 [ 1332.607968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.608073][ T32] r7:ddde2d80 r6:83018200 r5:850af38c r4:84b25880 [ 1332.608126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.608235][ T32] r10:61c88647 r9:85110000 r8:84b258ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.608291][ T32] r4:84b25880 [ 1332.608338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.608450][ T32] r10:00000000 r9:84b25880 r8:80287e08 r7:ea9c5e60 r6:84b25900 r5:85110000 [ 1332.608509][ T32] r4:00000001 [ 1332.608558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.608631][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1332.608713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.608783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.608841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.608906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.608957][ T32] r4:84b1c400 [ 1332.609659][ T32] INFO: task kworker/1:213:4078 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.609746][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.609906][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.610004][ T32] Call trace: [ 1332.610066][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.610167][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.610217][ T32] r4:00000000 [ 1332.610261][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.610343][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.610409][ T32] 1d20: 875fd000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.610474][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.610527][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.610578][ T32] r5:80050013 r4:80239bb0 [ 1332.610621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.610726][ T32] r4:82ac21e4 [ 1332.610777][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.610895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.610956][ T32] r4:e0431dc0 [ 1332.611005][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.611133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.611188][ T32] r4:00000000 [ 1332.611238][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.611339][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.611396][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.611494][ T32] r5:00001000 r4:e0439000 [ 1332.611543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.611648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.611763][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.611815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.611913][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.611964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.612058][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.612178][ T32] r4:84aeca80 [ 1332.612236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.612333][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.612393][ T32] r4:00000001 [ 1332.612460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.612545][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.612604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.612663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.612720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.612780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.612829][ T32] r4:84b0e0c0 [ 1332.612881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.612939][ T32] INFO: task kworker/0:267:4080 blocked for more than 459 seconds. [ 1332.613002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.613128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.642086][ T32] task:kworker/0:267 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.642267][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.642409][ T32] Call trace: [ 1332.642491][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.642610][ T32] r10:8291a684 r9:ea9e1d84 r8:00000002 r7:60000113 r6:ea9e1d8c r5:85111800 [ 1332.642669][ T32] r4:85111800 [ 1332.642743][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.642855][ T32] r5:85111800 r4:8291a680 [ 1332.642910][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.654207][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.654498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e1e08 [ 1332.654563][ T32] r4:00000000 [ 1332.654610][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.654705][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.654800][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.654893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdce40 [ 1332.654946][ T32] r4:00000000 [ 1332.654994][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.655096][ T32] r9:83018005 r8:85111800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.655151][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.655294][ T32] r5:00001000 r4:e4844000 [ 1332.655356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.655495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.655609][ T32] r5:85075b8c r4:85075800 [ 1332.655655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.655752][ T32] r7:dddced80 r6:83018000 r5:85075b8c r4:84b29400 [ 1332.655801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.655939][ T32] r10:61c88647 r9:85111800 r8:84b2942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.656007][ T32] r4:84b29400 [ 1332.656054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.656154][ T32] r10:00000000 r9:84b29400 r8:80287e08 r7:ea9d9e60 r6:84b25980 r5:85111800 [ 1332.656233][ T32] r4:00000001 [ 1332.656284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.656432][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 1332.656510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.656574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.656632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.656690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.656744][ T32] r4:84bdc940 [ 1332.657541][ T32] INFO: task kworker/0:267:4080 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.657644][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.657830][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.658028][ T32] Call trace: [ 1332.658109][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.658297][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.658366][ T32] r4:00000000 [ 1332.658462][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.658583][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.658655][ T32] 1d20: 87ad1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.658721][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.658775][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.658831][ T32] r5:80050013 r4:80239bb0 [ 1332.658880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.659007][ T32] r4:82ac21e4 [ 1332.659059][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.659161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.659221][ T32] r4:e0431dc0 [ 1332.659309][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.659409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.659457][ T32] r4:00000000 [ 1332.659608][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.659723][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.659831][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.659928][ T32] r5:00001000 r4:e0439000 [ 1332.659972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.660052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.660142][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.660248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.660358][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.660423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.660526][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.660579][ T32] r4:84aeca80 [ 1332.660627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.660726][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.660776][ T32] r4:00000001 [ 1332.660822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.660945][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.661057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.661173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.661245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.661341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.661404][ T32] r4:84b0e0c0 [ 1332.661457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.661520][ T32] INFO: task kworker/1:214:4082 blocked for more than 459 seconds. [ 1332.661678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.661779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.661836][ T32] task:kworker/1:214 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.661982][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.662078][ T32] Call trace: [ 1332.662397][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.662504][ T32] r10:8291a684 r9:ea9d5d84 r8:00000002 r7:60000013 r6:ea9d5d8c r5:85113000 [ 1332.662561][ T32] r4:85113000 [ 1332.662607][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.662714][ T32] r5:85113000 r4:8291a680 [ 1332.662761][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.662838][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.662921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1332.676423][ T32] r4:00000000 [ 1332.676643][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.676784][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.676879][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.676975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1cac0 [ 1332.677030][ T32] r4:00000000 [ 1332.677090][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.677203][ T32] r9:83018205 r8:85113000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.677260][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.677399][ T32] r5:00001000 r4:e0739000 [ 1332.677470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.677564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.677661][ T32] r5:850af78c r4:850af400 [ 1332.677710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.677811][ T32] r7:ddde2d80 r6:83018200 r5:850af78c r4:84b25a00 [ 1332.677871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.677973][ T32] r10:61c88647 r9:85113000 r8:84b25a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.678095][ T32] r4:84b25a00 [ 1332.678156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.678272][ T32] r10:00000000 r9:84b25a00 r8:80287e08 r7:ea9dde60 r6:84b25b00 r5:85113000 [ 1332.678326][ T32] r4:00000001 [ 1332.678368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.678457][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1332.678618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.678695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.678861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.678938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.679055][ T32] r4:84b1c840 [ 1332.679752][ T32] INFO: task kworker/1:214:4082 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.679841][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.679988][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.680102][ T32] Call trace: [ 1332.680183][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.680290][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.680393][ T32] r4:00000000 [ 1332.680451][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.680562][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.680654][ T32] 1d20: 87ad1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.680727][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.680786][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.680842][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1332.680994][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.681404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 3 printk messages dropped ** [ 1332.681655][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.681746][ T32] r5:00001000 r4:e0439000 [ 1332.681817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.681923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.682017][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.682099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.682204][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.682273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.682425][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.682483][ T32] r4:84aeca80 [ 1332.682530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.682630][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.682680][ T32] r4:00000001 [ 1332.682729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.682811][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.682900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.683096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.705924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.706035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.706115][ T32] r4:84b0e0c0 [ 1332.706184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.706266][ T32] INFO: task kworker/1:215:4084 blocked for more than 459 seconds. [ 1332.706345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.706416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.706498][ T32] task:kworker/1:215 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.706673][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.706815][ T32] Call trace: [ 1332.706894][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.707010][ T32] r10:8291a684 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:85113c00 [ 1332.707070][ T32] r4:85113c00 [ 1332.707120][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.707221][ T32] r5:85113c00 r4:8291a680 [ 1332.707273][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.707365][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.707470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1332.707527][ T32] r4:00000000 [ 1332.707577][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.707659][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.707748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.708259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.708622][ T32] r5:850afb8c r4:850af800 ** 3 printk messages dropped ** [ 1332.708975][ T32] r10:61c88647 r9:85113c00 r8:84b25aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.709036][ T32] r4:84b25a80 [ 1332.709086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.709191][ T32] r10:00000000 r9:84b25a80 r8:80287e08 r7:ea9d5e60 r6:84b25b80 r5:85113c00 [ 1332.709245][ T32] r4:00000001 [ 1332.709317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.709418][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1332.709485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.709553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.709615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.709676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.709723][ T32] r4:84b1ca80 [ 1332.710372][ T32] INFO: task kworker/1:215:4084 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.710470][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.710596][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.710716][ T32] Call trace: [ 1332.710789][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.710896][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.710972][ T32] r4:00000000 [ 1332.711033][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.711150][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.711218][ T32] 1d20: 87d70000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.711283][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.711343][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.711410][ T32] r5:80050013 r4:80239bb0 [ 1332.711465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.711555][ T32] r4:82ac21e4 [ 1332.711625][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.711730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.711788][ T32] r4:e0431dc0 [ 1332.711835][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.711933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.711991][ T32] r4:00000000 [ 1332.712039][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.712144][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.712200][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.712299][ T32] r5:00001000 r4:e0439000 [ 1332.712346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.712441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.712534][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.712585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.712689][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.712776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.712921][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.712994][ T32] r4:84aeca80 [ 1332.713170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.733898][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.733993][ T32] r4:00000001 [ 1332.734046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.734160][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.734225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.734288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.734349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.734494][ T32] r4:84b0e0c0 ** 4 printk messages dropped ** [ 1332.734843][ T32] task:kworker/1:216 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.735358][ T32] r4:85114800 ** 2 printk messages dropped ** [ 1332.735579][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.735690][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.735815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1332.735873][ T32] r4:00000000 [ 1332.735920][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.735996][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.736077][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.736193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b1cd80 [ 1332.736254][ T32] r4:00000000 [ 1332.736317][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.736439][ T32] r9:83018205 r8:85114800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1332.736529][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.736649][ T32] r5:00001000 r4:e07a5000 [ 1332.736704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.736789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.736884][ T32] r5:850aff8c r4:850afc00 [ 1332.736932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.737045][ T32] r7:ddde2d80 r6:83018200 r5:850aff8c r4:84b25c00 [ 1332.737113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.737220][ T32] r10:61c88647 r9:85114800 r8:84b25c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.737274][ T32] r4:84b25c00 [ 1332.737351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.737469][ T32] r10:00000000 r9:84b25c00 r8:80287e08 r7:ea9c1e60 r6:84b25c80 r5:85114800 [ 1332.737529][ T32] r4:00000001 [ 1332.737578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.737665][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1332.737730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.737796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.737863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.737957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.738020][ T32] r4:84b1cb40 [ 1332.738721][ T32] INFO: task kworker/1:216:4086 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.738808][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.738934][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.739031][ T32] Call trace: [ 1332.739106][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.739209][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.739264][ T32] r4:00000000 [ 1332.739307][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.739396][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.739460][ T32] 1d20: 87faa000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.739526][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.739584][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.739682][ T32] r5:80050013 r4:80239bb0 [ 1332.739787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.739888][ T32] r4:82ac21e4 [ 1332.739940][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.740040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.740098][ T32] r4:e0431dc0 [ 1332.740147][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.740243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.740322][ T32] r4:00000000 [ 1332.740395][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.740500][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.740551][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.740644][ T32] r5:00001000 r4:e0439000 [ 1332.740692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.740777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.740870][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.740921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.741046][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.741112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.741235][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.741318][ T32] r4:84aeca80 [ 1332.741370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.741496][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.741598][ T32] r4:00000001 [ 1332.741664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.741755][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.741821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.741887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.741959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.742035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.742090][ T32] r4:84b0e0c0 [ 1332.742140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.742214][ T32] INFO: task kworker/1:217:4088 blocked for more than 459 seconds. [ 1332.742282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.742341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.742399][ T32] task:kworker/1:217 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.742892][ T32] r4:85115400 ** 1 printk messages dropped ** [ 1332.779849][ T32] r5:85115400 r4:8291a680 ** 2 printk messages dropped ** [ 1332.780245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 ** 3 printk messages dropped ** [ 1332.780603][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1332.780934][ T32] r9:83018205 r8:85115400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1332.781507][ T32] r5:850f438c r4:850f4000 [ 1332.781555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.781670][ T32] r7:ddde2d80 r6:83018200 r5:850f438c r4:84b25d00 [ 1332.781742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.781854][ T32] r10:61c88647 r9:85115400 r8:84b25d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.781924][ T32] r4:84b25d00 [ 1332.781976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.782076][ T32] r10:00000000 r9:84b25d00 r8:80287e08 r7:ea9c9e60 r6:84b25d80 r5:85115400 [ 1332.782125][ T32] r4:00000001 [ 1332.782208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.782313][ T32] Exception stack(0xea9e5fb0 to 0xea9e5ff8) [ 1332.782393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.782457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.782515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.782577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.782629][ T32] r4:84b1ccc0 [ 1332.794076][ T32] INFO: task kworker/1:217:4088 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.794314][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.794511][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.794665][ T32] Call trace: [ 1332.794744][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.794880][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.794948][ T32] r4:00000000 [ 1332.794994][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.795087][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.795164][ T32] 1d20: 881c6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.795236][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.795298][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.795368][ T32] r5:80050013 r4:80239bb0 [ 1332.795448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.795574][ T32] r4:82ac21e4 [ 1332.795631][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.795725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.795778][ T32] r4:e0431dc0 [ 1332.795826][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.795925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.796011][ T32] r4:00000000 [ 1332.796064][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.796167][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.796221][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.796310][ T32] r5:00001000 r4:e0439000 [ 1332.796358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.796487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.796584][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.796631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.796730][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.796781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.796896][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.796951][ T32] r4:84aeca80 [ 1332.797013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.797118][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.797171][ T32] r4:00000001 [ 1332.797234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.797345][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.797479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.797549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.797609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.797674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.797724][ T32] r4:84b0e0c0 [ 1332.797779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.797840][ T32] INFO: task kworker/1:218:4090 blocked for more than 459 seconds. [ 1332.797928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.798004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.798086][ T32] task:kworker/1:218 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.798193][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.798307][ T32] Call trace: [ 1332.798379][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.798486][ T32] r10:8291a684 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:85116000 [ 1332.798571][ T32] r4:85116000 [ 1332.798640][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.798774][ T32] r5:85116000 r4:8291a680 [ 1332.798826][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.798913][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.799005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1332.799056][ T32] r4:00000000 [ 1332.799109][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.799202][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.799284][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.799394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2a340 [ 1332.799451][ T32] r4:00000000 [ 1332.799496][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.799588][ T32] r9:83018205 r8:85116000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1332.799652][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.799764][ T32] r5:00001000 r4:dfad3000 [ 1332.799850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.799942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.800047][ T32] r5:8507638c r4:85076000 [ 1332.800097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.800194][ T32] r7:ddde2d80 r6:83018200 r5:8507638c r4:84b25e00 [ 1332.800239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.800334][ T32] r10:61c88647 r9:85116000 r8:84b25e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.800390][ T32] r4:84b25e00 [ 1332.800436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.800527][ T32] r10:00000000 r9:84b25e00 r8:80287e08 r7:ea9e5e60 r6:84b25e80 r5:85116000 [ 1332.800576][ T32] r4:00000001 [ 1332.800618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.800698][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) [ 1332.800757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.800819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.800877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.800940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.800992][ T32] r4:84b1ce40 [ 1332.801552][ T32] INFO: task kworker/1:218:4090 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.801652][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.801785][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.801901][ T32] Call trace: [ 1332.801971][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.802075][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.802127][ T32] r4:00000000 [ 1332.802196][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.802302][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.802371][ T32] 1d20: 881c6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.802441][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.802498][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.802567][ T32] r5:80050013 r4:80239bb0 [ 1332.802635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.802728][ T32] r4:82ac21e4 [ 1332.802774][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.802863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.802913][ T32] r4:e0431dc0 [ 1332.803036][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.827152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.827250][ T32] r4:00000000 [ 1332.827303][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.827445][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.827496][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.827611][ T32] r5:00001000 r4:e0439000 [ 1332.827667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.827754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.827877][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.827962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.828072][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.828123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.828226][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.828335][ T32] r4:84aeca80 [ 1332.828396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.828499][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.828570][ T32] r4:00000001 [ 1332.828624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.828710][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.828808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.828888][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.828953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.829023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.829074][ T32] r4:84b0e0c0 [ 1332.829147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.829219][ T32] INFO: task kworker/1:219:4092 blocked for more than 459 seconds. [ 1332.829317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.829377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.829454][ T32] task:kworker/1:219 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.829580][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.829677][ T32] Call trace: [ 1332.829768][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.829881][ T32] r10:8291a684 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:85112400 [ 1332.829935][ T32] r4:85112400 [ 1332.829980][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.830068][ T32] r5:85112400 r4:8291a680 [ 1332.830114][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.830202][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.830291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1332.830341][ T32] r4:00000000 [ 1332.830410][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.830492][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.830570][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.830656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2a280 [ 1332.830707][ T32] r4:00000000 [ 1332.830754][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.830862][ T32] r9:83018205 r8:85112400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1332.830918][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.831021][ T32] r5:00001000 r4:e485d000 [ 1332.831093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.831180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831284][ T32] r5:850f478c r4:850f4400 [ 1332.831362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.831484][ T32] r7:ddde2d80 r6:83018200 r5:850f478c r4:84b25f00 [ 1332.831536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.831633][ T32] r10:61c88647 r9:85112400 r8:84b25f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.831699][ T32] r4:84b25f00 [ 1332.831754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.831853][ T32] r10:00000000 r9:84b25f00 r8:80287e08 r7:ea9e9e60 r6:84b25f80 r5:85112400 [ 1332.831906][ T32] r4:00000001 [ 1332.831951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.832026][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1332.832085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.832173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.832242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.832306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.832357][ T32] r4:84b2a000 [ 1332.851557][ T32] INFO: task kworker/1:219:4092 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.851807][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.851996][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.852130][ T32] Call trace: [ 1332.852232][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.852398][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.852495][ T32] r4:00000000 [ 1332.852572][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.852669][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.852731][ T32] 1d20: 885a7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.852811][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.852873][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.853022][ T32] r5:80050013 r4:80239bb0 [ 1332.858256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.858413][ T32] r4:82ac21e4 [ 1332.858486][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.858586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.858654][ T32] r4:e0431dc0 [ 1332.858705][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.858798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.858849][ T32] r4:00000000 [ 1332.858895][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.859010][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.859077][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.859176][ T32] r5:00001000 r4:e0439000 [ 1332.859227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.859313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.859412][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.859476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.859594][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.859643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.859757][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.859814][ T32] r4:84aeca80 [ 1332.859881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.859999][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.860057][ T32] r4:00000001 [ 1332.860107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.860193][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.860289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.860393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.860486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.860571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.860628][ T32] r4:84b0e0c0 [ 1332.860683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.860770][ T32] INFO: task kworker/0:268:4093 blocked for more than 459 seconds. [ 1332.860861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.860940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.860995][ T32] task:kworker/0:268 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.861111][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.861208][ T32] Call trace: [ 1332.861341][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.861468][ T32] r10:8291a684 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:8510ec00 [ 1332.861525][ T32] r4:8510ec00 [ 1332.861570][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.861658][ T32] r5:8510ec00 r4:8291a680 [ 1332.861720][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.861812][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.861902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1332.861968][ T32] r4:00000000 [ 1332.862019][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.862099][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.862173][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.862284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aaee40 [ 1332.862394][ T32] r4:00000000 [ 1332.862464][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.862564][ T32] r9:83018005 r8:8510ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.862617][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.862705][ T32] r5:00001000 r4:dfb2f000 [ 1332.862839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.862931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.877310][ T32] r5:8507678c r4:85076400 [ 1332.877514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.877674][ T32] r7:dddced80 r6:83018000 r5:8507678c r4:84b29480 [ 1332.877730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.877848][ T32] r10:61c88647 r9:8510ec00 r8:84b294ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.877909][ T32] r4:84b29480 [ 1332.877982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.878117][ T32] r10:00000000 r9:84b29480 r8:80287e08 r7:ea9d9e60 r6:84b18000 r5:8510ec00 [ 1332.878178][ T32] r4:00000001 [ 1332.878251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.878359][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1332.878440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.878508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.878596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.878689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.878752][ T32] r4:84bdce00 [ 1332.879464][ T32] INFO: task kworker/0:268:4093 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.879553][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.879739][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.879868][ T32] Call trace: [ 1332.879961][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.880102][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.880177][ T32] r4:00000000 [ 1332.880243][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.880341][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.880421][ T32] 1d20: 887d2000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.880493][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.880555][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.880616][ T32] r5:80050013 r4:80239bb0 [ 1332.880669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.880770][ T32] r4:82ac21e4 [ 1332.880820][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.880916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.880972][ T32] r4:e0431dc0 [ 1332.881022][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.881117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.881175][ T32] r4:00000000 [ 1332.881226][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.881359][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.881425][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.881519][ T32] r5:00001000 r4:e0439000 [ 1332.881570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.881665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.881760][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.881808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.881909][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.881976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.882081][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.882139][ T32] r4:84aeca80 [ 1332.882189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.882296][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.882397][ T32] r4:00000001 [ 1332.882453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.882539][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.882605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.882670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.882733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.882803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.882859][ T32] r4:84b0e0c0 [ 1332.882914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.882977][ T32] INFO: task kworker/1:220:4095 blocked for more than 459 seconds. [ 1332.903780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.903997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.904049][ T32] task:kworker/1:220 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.904178][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.904335][ T32] Call trace: [ 1332.904429][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.904561][ T32] r10:8291a684 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:85044800 [ 1332.904644][ T32] r4:85044800 [ 1332.904696][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.904804][ T32] r5:85044800 r4:8291a680 [ 1332.904861][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.904951][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.905056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1332.905114][ T32] r4:00000000 [ 1332.905163][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.905259][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.905406][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.905500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2a400 [ 1332.905553][ T32] r4:00000000 [ 1332.905613][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.905739][ T32] r9:83018205 r8:85044800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1332.905809][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.905905][ T32] r5:00001000 r4:e4869000 [ 1332.905975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.906070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.906160][ T32] r5:850f4b8c r4:850f4800 [ 1332.906209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.906308][ T32] r7:ddde2d80 r6:83018200 r5:850f4b8c r4:84b18080 [ 1332.906358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.906463][ T32] r10:61c88647 r9:85044800 r8:84b180ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.906513][ T32] r4:84b18080 [ 1332.906556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.906673][ T32] r10:00000000 r9:84b18080 r8:80287e08 r7:ea9e9e60 r6:84b29500 r5:85044800 [ 1332.906731][ T32] r4:00000001 [ 1332.906782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.906883][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1332.906950][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.907011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.907071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.907133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.907188][ T32] r4:84b2a340 [ 1332.907893][ T32] INFO: task kworker/1:220:4095 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.907981][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.908120][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.908262][ T32] Call trace: [ 1332.908359][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.908491][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.908552][ T32] r4:00000000 [ 1332.908603][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.908689][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.908770][ T32] 1d20: 8885a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.908844][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.908952][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.909023][ T32] r5:80050013 r4:80239bb0 [ 1332.909079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.909173][ T32] r4:82ac21e4 [ 1332.909223][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.909342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.909415][ T32] r4:e0431dc0 [ 1332.909460][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.909550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.909629][ T32] r4:00000000 [ 1332.909695][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.909782][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.909829][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.909931][ T32] r5:00001000 r4:e0439000 [ 1332.909983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.910069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.910188][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.910243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.910342][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.910399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.910489][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.910545][ T32] r4:84aeca80 [ 1332.910594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.910728][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.910793][ T32] r4:00000001 [ 1332.910842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.910922][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.911000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.911111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.911175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.911241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.911315][ T32] r4:84b0e0c0 [ 1332.911392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.911458][ T32] INFO: task kworker/1:221:4099 blocked for more than 459 seconds. [ 1332.911520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.911577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.911630][ T32] task:kworker/1:221 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.911744][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.911839][ T32] Call trace: [ 1332.911930][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.912026][ T32] r10:8291a684 r9:ea915d84 r8:00000002 r7:60000013 r6:ea915d8c r5:85045400 [ 1332.912076][ T32] r4:85045400 [ 1332.912141][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.912239][ T32] r5:85045400 r4:8291a680 [ 1332.912289][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.912400][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.912496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1332.912564][ T32] r4:00000000 [ 1332.912616][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.912689][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.912765][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.912865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2ae40 [ 1332.912951][ T32] r4:00000000 [ 1332.913066][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.936862][ T32] r9:83018205 r8:85045400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1332.936963][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.937104][ T32] r5:00001000 r4:e055b000 [ 1332.937182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.937281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.937453][ T32] r5:850f538c r4:850f5000 [ 1332.937526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.937633][ T32] r7:ddde2d80 r6:83018200 r5:850f538c r4:84b18100 [ 1332.937689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.937798][ T32] r10:61c88647 r9:85045400 r8:84b1812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.937855][ T32] r4:84b18100 [ 1332.937908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.938012][ T32] r10:00000000 r9:84b18100 r8:80287e08 r7:ea9e9e60 r6:84b29600 r5:85045400 [ 1332.938068][ T32] r4:00000001 [ 1332.938118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.938212][ T32] Exception stack(0xea915fb0 to 0xea915ff8) [ 1332.938276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.938353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.938428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.938510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.938577][ T32] r4:84b2a3c0 [ 1332.939242][ T32] INFO: task kworker/1:221:4099 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.939333][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.939536][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.939641][ T32] Call trace: [ 1332.939781][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.939899][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.939954][ T32] r4:00000000 [ 1332.940002][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.940129][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.940216][ T32] 1d20: 88a9b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.940283][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.940349][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.940461][ T32] r5:80050013 r4:80239bb0 [ 1332.940517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.940613][ T32] r4:82ac21e4 [ 1332.940664][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.940777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.940837][ T32] r4:e0431dc0 [ 1332.940884][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.940979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.941031][ T32] r4:00000000 [ 1332.941082][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.941190][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.941279][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.941416][ T32] r5:00001000 r4:e0439000 [ 1332.941467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.941559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.941651][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.941699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.941839][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.941975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.942080][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.942132][ T32] r4:84aeca80 [ 1332.942184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.942284][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.942331][ T32] r4:00000001 [ 1332.942367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.942476][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.942532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.942585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.942640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.942784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.942848][ T32] r4:84b0e0c0 [ 1332.942898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.942962][ T32] INFO: task kworker/1:222:4100 blocked for more than 459 seconds. [ 1332.961567][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.961798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.961863][ T32] task:kworker/1:222 state:D stack:0 pid:4100 tgid:4100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.962038][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.962170][ T32] Call trace: [ 1332.962290][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.962426][ T32] r10:8291a684 r9:ea931d84 r8:00000002 r7:60000113 r6:ea931d8c r5:85046c00 [ 1332.962539][ T32] r4:85046c00 [ 1332.962639][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.962754][ T32] r5:85046c00 r4:8291a680 [ 1332.962823][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.962925][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.974726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1332.974911][ T32] r4:00000000 [ 1332.974972][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.975113][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1332.975212][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.975310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2ad80 [ 1332.975404][ T32] r4:00000000 [ 1332.975459][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.975576][ T32] r9:83018205 r8:85046c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.975651][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.975766][ T32] r5:00001000 r4:e0525000 [ 1332.975837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.975933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.976028][ T32] r5:850f4f8c r4:850f4c00 [ 1332.976078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.976190][ T32] r7:ddde2d80 r6:83018200 r5:850f4f8c r4:84b18180 [ 1332.976239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.976335][ T32] r10:61c88647 r9:85046c00 r8:84b181ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.976415][ T32] r4:84b18180 [ 1332.976469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.976567][ T32] r10:00000000 r9:84b18180 r8:80287e08 r7:ea915e60 r6:84b29680 r5:85046c00 [ 1332.976618][ T32] r4:00000001 [ 1332.976684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.976795][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1332.976892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.976984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.977065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.977137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.977194][ T32] r4:84b2a3c0 [ 1332.978001][ T32] INFO: task kworker/1:222:4100 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1332.978103][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.978283][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.978396][ T32] Call trace: [ 1332.978493][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.978621][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1332.978684][ T32] r4:00000000 [ 1332.978735][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.978857][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1332.978932][ T32] 1d20: 88d2a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1332.978997][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1332.979063][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.979121][ T32] r5:80050013 r4:80239bb0 [ 1332.979215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.979326][ T32] r4:82ac21e4 [ 1332.979377][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.979502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1332.979567][ T32] r4:e0431dc0 [ 1332.979630][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1332.979724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1332.979795][ T32] r4:00000000 [ 1332.979849][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1332.979969][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.980041][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.980148][ T32] r5:00001000 r4:e0439000 [ 1332.980193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.980274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.980365][ T32] r5:84b4ef8c r4:84b4ec00 [ 1332.980417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.980533][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1332.980591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.980718][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.980776][ T32] r4:84aeca80 [ 1332.980821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.980923][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1332.980980][ T32] r4:00000001 [ 1332.981029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.981133][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1332.981229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.981326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.981420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.981512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.981577][ T32] r4:84b0e0c0 [ 1332.981629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.981715][ T32] INFO: task kworker/0:269:4103 blocked for more than 459 seconds. [ 1332.981790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.981851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.981902][ T32] task:kworker/0:269 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.982004][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.982122][ T32] Call trace: [ 1332.982236][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1332.982344][ T32] r10:8291a684 r9:e88d5d84 r8:00000002 r7:60000113 r6:e88d5d8c r5:85046000 [ 1332.982408][ T32] r4:85046000 [ 1332.982459][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.982552][ T32] r5:85046000 r4:8291a680 [ 1332.982600][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.982686][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.982797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d5e08 [ 1332.982886][ T32] r4:00000000 [ 1332.982943][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1332.983085][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.004129][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.004308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b121c0 [ 1333.004394][ T32] r4:00000000 [ 1333.004458][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.004559][ T32] r9:83018005 r8:85046000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.004615][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.004724][ T32] r5:00001000 r4:dfcb5000 [ 1333.004779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.004876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.004989][ T32] r5:85076f8c r4:85076c00 [ 1333.005047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.005162][ T32] r7:dddced80 r6:83018000 r5:85076f8c r4:84b29700 [ 1333.005247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.005396][ T32] r10:61c88647 r9:85046000 r8:84b2972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.005455][ T32] r4:84b29700 [ 1333.005506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.005608][ T32] r10:00000000 r9:84b29700 r8:80287e08 r7:ea9d9e60 r6:84b29780 r5:85046000 [ 1333.005662][ T32] r4:00000001 [ 1333.005711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.005797][ T32] Exception stack(0xe88d5fb0 to 0xe88d5ff8) [ 1333.005865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.005930][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.005997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.006064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.006113][ T32] r4:84b12080 [ 1333.006805][ T32] INFO: task kworker/0:269:4103 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.006897][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.007053][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.007214][ T32] Call trace: [ 1333.007302][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.007419][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.007489][ T32] r4:00000000 [ 1333.007538][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.007636][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.007705][ T32] 1d20: 88ea2000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.007776][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.007838][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.007888][ T32] r5:80050013 r4:80239bb0 [ 1333.007936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.008028][ T32] r4:82ac21e4 [ 1333.008074][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.008169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.008242][ T32] r4:e0431dc0 [ 1333.008305][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.008421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.008481][ T32] r4:00000000 [ 1333.008552][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.008694][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.008785][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.008889][ T32] r5:00001000 r4:e0439000 [ 1333.008946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.009029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.009118][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.009173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.009272][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.009365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.009475][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.009527][ T32] r4:84aeca80 [ 1333.009571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.009679][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.009740][ T32] r4:00000001 [ 1333.009790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.009872][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.010002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.010098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.010184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.010255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.010312][ T32] r4:84b0e0c0 [ 1333.010392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.010468][ T32] INFO: task kworker/0:270:4106 blocked for more than 459 seconds. [ 1333.010549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.010639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.010700][ T32] task:kworker/0:270 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.010809][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.010904][ T32] Call trace: [ 1333.011001][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.011149][ T32] r10:8291a684 r9:ea961d84 r8:00000002 r7:60000013 r6:ea961d8c r5:85043c00 [ 1333.011224][ T32] r4:85043c00 [ 1333.011282][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.011401][ T32] r5:85043c00 r4:8291a680 [ 1333.011460][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.011573][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.011673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea961e08 [ 1333.011727][ T32] r4:00000000 [ 1333.011794][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.011896][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.011979][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.012131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12280 [ 1333.012206][ T32] r4:00000000 [ 1333.012258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.012350][ T32] r9:83018005 r8:85043c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.012427][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.012528][ T32] r5:00001000 r4:dfd0b000 [ 1333.012576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.012679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.012796][ T32] r5:8507738c r4:85077000 [ 1333.012849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.012951][ T32] r7:dddced80 r6:83018000 r5:8507738c r4:84b29800 [ 1333.013117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.042946][ T32] r10:61c88647 r9:85043c00 r8:84b2982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.043483][ T32] r4:84b29800 [ 1333.043518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.043593][ T32] r10:00000000 r9:84b29800 r8:80287e08 r7:e88d5e60 r6:84b29880 r5:85043c00 [ 1333.043616][ T32] r4:00000001 [ 1333.043670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.043714][ T32] Exception stack(0xea961fb0 to 0xea961ff8) [ 1333.043746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.043801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.043832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.043863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.043903][ T32] r4:84b12180 [ 1333.044334][ T32] INFO: task kworker/0:270:4106 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.044378][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.044451][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.044502][ T32] Call trace: [ 1333.044582][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.044643][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.044668][ T32] r4:00000000 [ 1333.044688][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.044728][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.044800][ T32] 1d20: 890c4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.044833][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.044858][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.044882][ T32] r5:80050013 r4:80239bb0 [ 1333.044930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.044978][ T32] r4:82ac21e4 [ 1333.045001][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.045043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.045079][ T32] r4:e0431dc0 [ 1333.045103][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.045161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.045190][ T32] r4:00000000 [ 1333.045211][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.045257][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.045279][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.045357][ T32] r5:00001000 r4:e0439000 [ 1333.045405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.045479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.045526][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.045546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.045593][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.045614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.045685][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.045712][ T32] r4:84aeca80 [ 1333.045750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.045824][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.045851][ T32] r4:00000001 [ 1333.045870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.045907][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.045933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.045965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.045992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.046019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.046041][ T32] r4:84b0e0c0 [ 1333.046066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.046097][ T32] INFO: task kworker/0:271:4107 blocked for more than 459 seconds. [ 1333.046141][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.046170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.046190][ T32] task:kworker/0:271 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.046261][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.046306][ T32] Call trace: [ 1333.046335][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.046394][ T32] r10:8291a684 r9:ea981d84 r8:00000002 r7:60000013 r6:ea981d8c r5:85042400 [ 1333.046421][ T32] r4:85042400 [ 1333.046441][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.046483][ T32] r5:85042400 r4:8291a680 [ 1333.046503][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.046541][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.046583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 [ 1333.046630][ T32] r4:00000000 [ 1333.046653][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.046687][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.046746][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.046790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12540 [ 1333.046814][ T32] r4:00000000 [ 1333.046833][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.046876][ T32] r9:83018005 r8:85042400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1333.046898][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.046940][ T32] r5:00001000 r4:dfd51000 [ 1333.046971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.047063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.047108][ T32] r5:8507778c r4:85077400 [ 1333.047134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.047207][ T32] r7:dddced80 r6:83018000 r5:8507778c r4:84b29900 [ 1333.047230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.047276][ T32] r10:61c88647 r9:85042400 r8:84b2992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.047298][ T32] r4:84b29900 [ 1333.047317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.047360][ T32] r10:00000000 r9:84b29900 r8:80287e08 r7:ea961e60 r6:84b29980 r5:85042400 [ 1333.047382][ T32] r4:00000001 [ 1333.047415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.047479][ T32] Exception stack(0xea981fb0 to 0xea981ff8) [ 1333.047508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.047537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.047563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.047590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.047612][ T32] r4:84b122c0 [ 1333.047819][ T32] INFO: task kworker/0:271:4107 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.047854][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.047950][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.047997][ T32] Call trace: [ 1333.048063][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.048144][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.048173][ T32] r4:00000000 [ 1333.048193][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.048232][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.048261][ T32] 1d20: 890c4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.048316][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.048374][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.048408][ T32] r5:80050013 r4:80239bb0 [ 1333.048448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.048494][ T32] r4:82ac21e4 [ 1333.048515][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.048586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.048613][ T32] r4:e0431dc0 [ 1333.048659][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.048707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.048737][ T32] r4:00000000 [ 1333.048758][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.048805][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.048826][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.048868][ T32] r5:00001000 r4:e0439000 [ 1333.048888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.048953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.049001][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.049022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.049094][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.049119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.049368][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1333.049719][ T32] INFO: task kworker/0:272:4108 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.050550][ T32] r5:85043000 r4:8291a680 ** 6 printk messages dropped ** [ 1333.050827][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.051236][ T32] r5:85077b8c r4:85077800 ** 3 printk messages dropped ** [ 1333.051472][ T32] r10:61c88647 r9:85043000 r8:84b29a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.051895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.052505][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.052669][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.052697][ T32] 1d20: 890c4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.052725][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.052755][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.052780][ T32] r5:80050013 r4:80239bb0 [ 1333.052832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.052881][ T32] r4:82ac21e4 [ 1333.053028][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.083573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.083622][ T32] r4:e0431dc0 [ 1333.083649][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.083717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.083768][ T32] r4:00000000 [ 1333.083800][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.083879][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.083928][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.083982][ T32] r5:00001000 r4:e0439000 [ 1333.084004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.084046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.084091][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.084132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.084198][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.084221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.084297][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.084356][ T32] r4:84aeca80 [ 1333.084383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.084438][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.084463][ T32] r4:00000001 [ 1333.084484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.084524][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.084556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.084599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.084627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.084659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.084707][ T32] r4:84b0e0c0 [ 1333.084788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.084838][ T32] INFO: task kworker/0:273:4111 blocked for more than 459 seconds. [ 1333.084873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.084927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.084954][ T32] task:kworker/0:273 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.085040][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.085087][ T32] Call trace: [ 1333.085139][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.085205][ T32] r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000013 r6:ea98dd8c r5:85041800 [ 1333.085230][ T32] r4:85041800 [ 1333.085250][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.085325][ T32] r5:85041800 r4:8291a680 [ 1333.085349][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.085415][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.085462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1333.085487][ T32] r4:00000000 [ 1333.085544][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.085585][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.085620][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.085661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12780 [ 1333.085683][ T32] r4:00000000 [ 1333.085702][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.085745][ T32] r9:83018005 r8:85041800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1333.085767][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.085820][ T32] r5:00001000 r4:dfe31000 [ 1333.085873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.085917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.085960][ T32] r5:85077f8c r4:85077c00 [ 1333.086004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.086155][ T32] r4:84b29b00 ** 6 printk messages dropped ** [ 1333.086371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.087200][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 6 printk messages dropped ** [ 1333.087483][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.087730][ T32] r4:e0431dc0 ** 7 printk messages dropped ** [ 1333.088107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.088587][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1333.089010][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1333.089228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.089265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.089317][ T32] r4:84b0e0c0 [ 1333.089372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.089412][ T32] INFO: task kworker/0:274:4113 blocked for more than 459 seconds. [ 1333.089470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.089497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.089519][ T32] task:kworker/0:274 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.089585][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.089655][ T32] Call trace: [ 1333.089686][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.089737][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:85040c00 [ 1333.089786][ T32] r4:85040c00 [ 1333.089809][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.089902][ T32] r5:85040c00 r4:8291a680 [ 1333.089951][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.090020][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.090096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 1333.090136][ T32] r4:00000000 [ 1333.090208][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.090248][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.090288][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.090329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12a00 [ 1333.090350][ T32] r4:00000000 [ 1333.090395][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.090443][ T32] r9:83018005 r8:85040c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1333.090466][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.090507][ T32] r5:00001000 r4:dfec9000 [ 1333.090526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.090564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.090654][ T32] r5:8507838c r4:85078000 [ 1333.090693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.090747][ T32] r7:dddced80 r6:83018000 r5:8507838c r4:84b29c00 [ 1333.090798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.090846][ T32] r10:61c88647 r9:85040c00 r8:84b29c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.090919][ T32] r4:84b29c00 [ 1333.090941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.091013][ T32] r10:00000000 r9:84b29c00 r8:80287e08 r7:ea98de60 r6:84b29c80 r5:85040c00 [ 1333.091129][ T32] r4:00000001 [ 1333.091162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.091199][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1333.091224][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.091281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.092235][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.092403][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 3 printk messages dropped ** [ 1333.092593][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.092868][ T32] r4:e0431dc0 ** 6 printk messages dropped ** [ 1333.113594][ T32] r5:00001000 r4:e0439000 ** 9 printk messages dropped ** [ 1333.114054][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 12 printk messages dropped ** [ 1333.114519][ T32] task:kworker/0:275 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1333.115447][ T32] r5:00001000 r4:dfe7d000 ** 6 printk messages dropped ** [ 1333.115678][ T32] r10:61c88647 r9:85178000 r8:84b29d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.116068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.116841][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1333.117041][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.117195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 7 printk messages dropped ** [ 1333.117625][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1333.117810][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1333.117984][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 4 printk messages dropped ** [ 1333.118222][ T32] r4:84b0e0c0 ** 1 printk messages dropped ** [ 1333.118335][ T32] INFO: task kworker/0:276:4117 blocked for more than 459 seconds. [ 1333.118366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.118390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.118411][ T32] task:kworker/0:276 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.118455][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.118551][ T32] Call trace: [ 1333.118584][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.118630][ T32] r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000013 r6:eaa11d8c r5:85178c00 [ 1333.118678][ T32] r4:85178c00 [ 1333.118713][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.118760][ T32] r5:85178c00 r4:8291a680 [ 1333.118780][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.118818][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.118858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1333.118932][ T32] r4:00000000 [ 1333.118979][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.119018][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.119054][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.119095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12c40 [ 1333.119117][ T32] r4:00000000 [ 1333.119141][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.119210][ T32] r9:83018005 r8:85178c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1333.119236][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.119303][ T32] r5:00001000 r4:dff97000 [ 1333.119331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.119397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.119444][ T32] r5:8507878c r4:85078400 [ 1333.119488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.119537][ T32] r7:dddced80 r6:83018000 r5:8507878c r4:84b29e00 [ 1333.119573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.119621][ T32] r10:61c88647 r9:85178c00 r8:84b29e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.119643][ T32] r4:84b29e00 [ 1333.119674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.119728][ T32] r10:00000000 r9:84b29e00 r8:80287e08 r7:eaa09e60 r6:84b29e80 r5:85178c00 [ 1333.119756][ T32] r4:00000001 [ 1333.119778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.119827][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1333.119881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.119913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.119955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.119986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.120045][ T32] r4:84b12a40 [ 1333.120260][ T32] INFO: task kworker/0:276:4117 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.120294][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.120424][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.120521][ T32] Call trace: [ 1333.120631][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.120684][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.120710][ T32] r4:00000000 [ 1333.120732][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.120772][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.120801][ T32] 1d20: 89b3d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.120857][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.120886][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.120936][ T32] r5:80050013 r4:80239bb0 [ 1333.120960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.121000][ T32] r4:82ac21e4 [ 1333.121020][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.121059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.121102][ T32] r4:e0431dc0 [ 1333.121153][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.121216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.121243][ T32] r4:00000000 [ 1333.121263][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.121339][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 5 printk messages dropped ** [ 1333.121611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.121890][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.121988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.122089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.122144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.122176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.122198][ T32] r4:84b0e0c0 [ 1333.122242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.122269][ T32] INFO: task kworker/0:277:4119 blocked for more than 459 seconds. [ 1333.122298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.122349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.122374][ T32] task:kworker/0:277 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.122425][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.122494][ T32] Call trace: [ 1333.122529][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.122577][ T32] r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000013 r6:eaa15d8c r5:85179800 [ 1333.122600][ T32] r4:85179800 [ 1333.122621][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.122663][ T32] r5:85179800 r4:8291a680 [ 1333.122682][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.122718][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.122797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1333.122830][ T32] r4:00000000 [ 1333.122851][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.122913][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.122993][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.147003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b12d00 [ 1333.147054][ T32] r4:00000000 [ 1333.147079][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.147165][ T32] r9:83018005 r8:85179800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 2 printk messages dropped ** [ 1333.147323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.147411][ T32] r5:85078b8c r4:85078800 ** 2 printk messages dropped ** [ 1333.147509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.148009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.148743][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.148988][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 6 printk messages dropped ** [ 1333.149233][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.149668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.150044][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.150212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1333.150800][ T32] r5:8517b000 r4:8291a680 ** 7 printk messages dropped ** [ 1333.151327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1640 [ 1333.151365][ T32] r4:00000000 [ 1333.151389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.151487][ T32] r9:83018005 r8:8517b000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.151537][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.151657][ T32] r5:00001000 r4:e8891000 [ 1333.151680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.151719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.151762][ T32] r5:8507978c r4:85079400 [ 1333.151783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.151853][ T32] r7:dddced80 r6:83018000 r5:8507978c r4:84b29580 [ 1333.151902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.151978][ T32] r10:61c88647 r9:8517b000 r8:84b295ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.152160][ T32] r4:84b29580 [ 1333.152209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.152284][ T32] r10:00000000 r9:84b29580 r8:80287e08 r7:eaa15e60 r6:84bec000 r5:8517b000 [ 1333.152310][ T32] r4:00000001 [ 1333.152330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.152397][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1333.152427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.152483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.152538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.152569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.152597][ T32] r4:84b12e40 [ 1333.152844][ T32] INFO: task kworker/0:278:4120 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.152881][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.152938][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.170215][ T32] Call trace: [ 1333.170283][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.170359][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 9 printk messages dropped ** [ 1333.170732][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1333.171410][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.172016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1333.172606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 ** 12 printk messages dropped ** [ 1333.180339][ T32] r5:85078f8c r4:85078c00 ** 3 printk messages dropped ** [ 1333.180627][ T32] r10:61c88647 r9:8517c800 r8:84bec0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.181188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.182329][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 11 printk messages dropped ** [ 1333.195740][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.196186][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 8 printk messages dropped ** [ 1333.196733][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1333.197875][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.198308][ T32] r4:00000000 [ 1333.198330][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.198426][ T32] r9:83018005 r8:8517a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1333.198550][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.198596][ T32] r5:00001000 r4:e4879000 [ 1333.198615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.198667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.198712][ T32] r5:8507938c r4:85079000 [ 1333.198733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.198777][ T32] r7:dddced80 r6:83018000 r5:8507938c r4:84bec180 [ 1333.198887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.199009][ T32] r10:61c88647 r9:8517a400 r8:84bec1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.199034][ T32] r4:84bec180 [ 1333.199133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.199187][ T32] r10:00000000 r9:84bec180 r8:80287e08 r7:eaa1de60 r6:84bec200 r5:8517a400 [ 1333.199211][ T32] r4:00000001 [ 1333.199230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.199382][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) [ 1333.199981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.200013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.200111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.200154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.200231][ T32] r4:84aae340 [ 1333.200824][ T32] INFO: task kworker/0:280:4124 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.200864][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.200937][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.201082][ T32] Call trace: [ 1333.201112][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.201170][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.201216][ T32] r4:00000000 [ 1333.201365][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.201411][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.201440][ T32] 1d20: 8a700000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.201509][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.201616][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.201643][ T32] r5:80050013 r4:80239bb0 [ 1333.201669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.201740][ T32] r4:82ac21e4 [ 1333.201867][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.201947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 14 printk messages dropped ** [ 1333.202623][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1333.223842][ T32] r10:8291a684 r9:eaa2dd84 r8:00000002 r7:60000113 r6:eaa2dd8c r5:8517bc00 ** 14 printk messages dropped ** [ 1333.224296][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.224671][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.225328][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1333.226123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1333.226751][ T32] INFO: task kworker/1:224:4129 blocked for more than 459 seconds. ** 13 printk messages dropped ** [ 1333.227177][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.227457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.227533][ T32] r5:850f5b8c r4:850f5800 [ 1333.227551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.227594][ T32] r7:ddde2d80 r6:83018200 r5:850f5b8c r4:84b18280 [ 1333.227613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.227657][ T32] r10:61c88647 r9:8517ec00 r8:84b182ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.227679][ T32] r4:84b18280 [ 1333.227697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.227740][ T32] r10:00000000 r9:84b18280 r8:80287e08 r7:eaa2de60 r6:84bec300 r5:8517ec00 [ 1333.227761][ T32] r4:00000001 [ 1333.227779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.227812][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1333.227836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.227863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.227888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.227914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.227981][ T32] r4:84b2af40 [ 1333.228200][ T32] INFO: task kworker/1:224:4129 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.228234][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.228287][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.228328][ T32] Call trace: [ 1333.228365][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.228412][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.228435][ T32] r4:00000000 [ 1333.228454][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.228492][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.228519][ T32] 1d20: 8a92f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.228547][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.228572][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1333.229078][ T32] r4:e0431dc0 ** 10 printk messages dropped ** [ 1333.230163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1333.231168][ T32] r4:84b0e0c0 ** 9 printk messages dropped ** [ 1333.231933][ T32] r4:85118000 ** 8 printk messages dropped ** [ 1333.232356][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.232728][ T32] r5:850f678c r4:850f6400 ** 6 printk messages dropped ** [ 1333.255378][ T32] r10:00000000 r9:84b18300 r8:80287e08 r7:eaa35e60 r6:84b18380 r5:85118000 ** 14 printk messages dropped ** [ 1333.256521][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.256840][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1333.257506][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.257636][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.257694][ T32] r4:00000001 [ 1333.257715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.257752][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.257778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.257806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.257831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.257864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.257888][ T32] r4:84b0e0c0 [ 1333.257909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.257937][ T32] INFO: task kworker/0:281:4133 blocked for more than 459 seconds. [ 1333.257969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.258078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.258103][ T32] task:kworker/0:281 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.258340][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.258384][ T32] Call trace: [ 1333.258414][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.258460][ T32] r10:8291a684 r9:eaa45d84 r8:00000002 r7:60000013 r6:eaa45d8c r5:8511b000 [ 1333.258482][ T32] r4:8511b000 [ 1333.258701][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.258747][ T32] r5:8511b000 r4:8291a680 [ 1333.258769][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.258807][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.258849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 [ 1333.258870][ T32] r4:00000000 [ 1333.258893][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.258928][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.259925][ T32] r5:85079f8c r4:85079c00 ** 1 printk messages dropped ** [ 1333.260083][ T32] r7:dddced80 r6:83018000 r5:85079f8c r4:84bec380 ** 8 printk messages dropped ** [ 1333.260379][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.261223][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.261481][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 6 printk messages dropped ** [ 1333.262030][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1333.262582][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.281939][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1333.282064][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.282112][ T32] r4:00000001 [ 1333.282144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.282185][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.282216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.282245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.282271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.282301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.282326][ T32] r4:84b0e0c0 [ 1333.282353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.282385][ T32] INFO: task kworker/0:282:4135 blocked for more than 459 seconds. [ 1333.282418][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.282513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.282540][ T32] task:kworker/0:282 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.286138][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.286216][ T32] Call trace: [ 1333.286432][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.286492][ T32] r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:8511c800 [ 1333.286651][ T32] r4:8511c800 [ 1333.286677][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.286722][ T32] r5:8511c800 r4:8291a680 [ 1333.286743][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.286801][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.286847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1333.286870][ T32] r4:00000000 [ 1333.286922][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.286960][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.286997][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.287038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1740 [ 1333.287060][ T32] r4:00000000 [ 1333.287101][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.287156][ T32] r9:83018005 r8:8511c800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1333.287452][ T32] r5:85079b8c r4:85079800 [ 1333.287578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.287753][ T32] r10:61c88647 r9:8511c800 r8:84bec42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1333.287843][ T32] r10:00000000 r9:84bec400 r8:80287e08 r7:eaa45e60 r6:84b18480 r5:8511c800 [ 1333.287865][ T32] r4:00000001 [ 1333.287884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.287921][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1333.287969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.288000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.288066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.288097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.288121][ T32] r4:84bf15c0 [ 1333.288524][ T32] INFO: task kworker/0:282:4135 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.288562][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.288621][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.288662][ T32] Call trace: [ 1333.288722][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.288791][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.288817][ T32] r4:00000000 [ 1333.288837][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.288902][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.289031][ T32] 1d20: 8b1e8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.289325][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 4 printk messages dropped ** [ 1333.290693][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1333.291526][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 9 printk messages dropped ** [ 1333.293026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1333.326421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 ** 12 printk messages dropped ** [ 1333.327691][ T32] r5:8507a38c r4:8507a000 ** 1 printk messages dropped ** [ 1333.327828][ T32] r7:dddced80 r6:83018000 r5:8507a38c r4:84bec480 ** 14 printk messages dropped ** [ 1333.329943][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.331267][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1333.332300][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1333.332743][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.332822][ T32] r4:84aeca80 [ 1333.332941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.333172][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.358422][ T32] r4:00000001 [ 1333.358531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.358664][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.358718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.358766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.358811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.358866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.358919][ T32] r4:84b0e0c0 [ 1333.358971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.359026][ T32] INFO: task kworker/0:284:4138 blocked for more than 459 seconds. [ 1333.359086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.359129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.359166][ T32] task:kworker/0:284 state:D stack:0 pid:4138 tgid:4138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.359267][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.359358][ T32] Call trace: [ 1333.359457][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.359578][ T32] r10:8291a684 r9:eaa59d84 r8:00000002 r7:60000113 r6:eaa59d8c r5:8511d400 [ 1333.359621][ T32] r4:8511d400 [ 1333.359684][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.359761][ T32] r5:8511d400 r4:8291a680 [ 1333.359796][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.359860][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.359929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 1333.359965][ T32] r4:00000000 [ 1333.359997][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1333.360362][ T32] r9:83018005 r8:8511d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1333.360676][ T32] r5:8507ab8c r4:8507a800 [ 1333.360737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.361000][ T32] r4:84bec500 ** 6 printk messages dropped ** [ 1333.361601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.375946][ T32] 1d20: 8b966000 e0123000 00000001 80239b98 7f4df000 00000001 ** 14 printk messages dropped ** [ 1333.376890][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1333.377367][ T32] r4:84aeca80 ** 7 printk messages dropped ** [ 1333.377741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1333.378669][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.379105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1a80 ** 7 printk messages dropped ** [ 1333.379690][ T32] r5:8507a78c r4:8507a400 ** 7 printk messages dropped ** [ 1333.380149][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.380401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.380452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.380500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.380564][ T32] r4:84bf1b80 [ 1333.381334][ T32] INFO: task kworker/0:285:4140 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.381403][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.381519][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.381670][ T32] Call trace: [ 1333.381761][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.381883][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.381945][ T32] r4:00000000 [ 1333.381993][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.382091][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.382149][ T32] 1d20: 8b966000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.382214][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.382271][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.382331][ T32] r5:80050013 r4:80239bb0 [ 1333.382381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.382470][ T32] r4:82ac21e4 [ 1333.382514][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.382602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.382654][ T32] r4:e0431dc0 [ 1333.382705][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.382796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.382850][ T32] r4:00000000 [ 1333.382899][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.414150][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.414418][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.414564][ T32] r5:00001000 r4:e0439000 [ 1333.414601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.414668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.414739][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.414774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.414869][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.414908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.414988][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.415026][ T32] r4:84aeca80 [ 1333.415059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.415165][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.415210][ T32] r4:00000001 [ 1333.415244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.415330][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.415387][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.415435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.415479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.415526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.415564][ T32] r4:84b0e0c0 [ 1333.415606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.415686][ T32] INFO: task kworker/0:286:4142 blocked for more than 459 seconds. [ 1333.415780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.415827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.415864][ T32] task:kworker/0:286 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.415967][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.416043][ T32] Call trace: [ 1333.416116][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.416200][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:8511e000 [ 1333.416265][ T32] r4:8511e000 [ 1333.416309][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.416380][ T32] r5:8511e000 r4:8291a680 [ 1333.416415][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.416478][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.416545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1333.416581][ T32] r4:00000000 [ 1333.416612][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.416665][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.416724][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.416789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2af40 [ 1333.416823][ T32] r4:00000000 [ 1333.416855][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.416926][ T32] r9:83018005 r8:8511e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1333.416962][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.417030][ T32] r5:00001000 r4:ea965000 [ 1333.417083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.417179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.417250][ T32] r5:8507bb8c r4:8507b800 [ 1333.417335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.417416][ T32] r7:dddced80 r6:83018000 r5:8507bb8c r4:84bec600 [ 1333.417450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.417539][ T32] r10:61c88647 r9:8511e000 r8:84bec62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.417582][ T32] r4:84bec600 [ 1333.417614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.417685][ T32] r10:00000000 r9:84bec600 r8:80287e08 r7:eaa59e60 r6:84b18680 r5:8511e000 [ 1333.417740][ T32] r4:00000001 [ 1333.417776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.417833][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1333.417876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.417938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.417986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.418032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.418068][ T32] r4:84bf1b00 [ 1333.418819][ T32] INFO: task kworker/0:286:4142 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.418879][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.418973][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.419054][ T32] Call trace: [ 1333.419159][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.419241][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.419313][ T32] r4:00000000 [ 1333.419351][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.419504][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.419563][ T32] 1d20: 8bbaa000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.419613][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.419727][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.419772][ T32] r5:80050013 r4:80239bb0 [ 1333.419863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.419935][ T32] r4:82ac21e4 [ 1333.419997][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.420102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.420143][ T32] r4:e0431dc0 [ 1333.420175][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.420242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.420284][ T32] r4:00000000 [ 1333.420377][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.420464][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.420524][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.420596][ T32] r5:00001000 r4:e0439000 [ 1333.420628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.420712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.420813][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.420848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.420923][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.420959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.421032][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.421097][ T32] r4:84aeca80 [ 1333.421132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.421233][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.421274][ T32] r4:00000001 [ 1333.421345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.421434][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.421481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.421532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.421575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.421621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.421657][ T32] r4:84b0e0c0 [ 1333.421691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.421746][ T32] INFO: task kworker/0:287:4144 blocked for more than 459 seconds. [ 1333.421810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.421861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.421908][ T32] task:kworker/0:287 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.422006][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.422117][ T32] Call trace: [ 1333.422199][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.422327][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:85118c00 [ 1333.422422][ T32] r4:85118c00 [ 1333.422482][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.422581][ T32] r5:85118c00 r4:8291a680 [ 1333.422636][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.422746][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.422859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1333.422914][ T32] r4:00000000 [ 1333.423049][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.451114][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.451310][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.451390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1e00 [ 1333.451429][ T32] r4:00000000 [ 1333.451462][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.451539][ T32] r9:83018005 r8:85118c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1333.451576][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.451648][ T32] r5:00001000 r4:ea921000 [ 1333.451682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.451766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.451864][ T32] r5:8507af8c r4:8507ac00 [ 1333.451920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.452024][ T32] r7:dddced80 r6:83018000 r5:8507af8c r4:84bec680 [ 1333.452097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.452215][ T32] r10:61c88647 r9:85118c00 r8:84bec6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.452276][ T32] r4:84bec680 [ 1333.452337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.452477][ T32] r10:00000000 r9:84bec680 r8:80287e08 r7:eaa6de60 r6:84b18700 r5:85118c00 [ 1333.452550][ T32] r4:00000001 [ 1333.452603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.452698][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1333.452792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.452884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.453030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.457770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.457851][ T32] r4:84bf1bc0 [ 1333.458610][ T32] INFO: task kworker/0:287:4144 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.458677][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.458841][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.458957][ T32] Call trace: [ 1333.459046][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.459138][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.459177][ T32] r4:00000000 [ 1333.459239][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.459315][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.459364][ T32] 1d20: 8bdb4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.459441][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.459490][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.459533][ T32] r5:80050013 r4:80239bb0 [ 1333.459596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.459671][ T32] r4:82ac21e4 [ 1333.459706][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.459830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.459875][ T32] r4:e0431dc0 [ 1333.459940][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.460014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.460052][ T32] r4:00000000 [ 1333.460113][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.460221][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.460274][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.460351][ T32] r5:00001000 r4:e0439000 [ 1333.460385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.460477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.460581][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.460619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.460727][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.460769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.460870][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.460913][ T32] r4:84aeca80 [ 1333.460970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.461067][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.461113][ T32] r4:00000001 [ 1333.461148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.461206][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.461249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.461324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.461372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.461418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.461456][ T32] r4:84b0e0c0 [ 1333.461495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.461569][ T32] INFO: task kworker/0:288:4146 blocked for more than 459 seconds. [ 1333.461628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.461670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.461708][ T32] task:kworker/0:288 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.461806][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.461906][ T32] Call trace: [ 1333.461982][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.462080][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:8511a400 [ 1333.462161][ T32] r4:8511a400 [ 1333.462215][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.462337][ T32] r5:8511a400 r4:8291a680 [ 1333.462400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.462555][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.462660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1333.462719][ T32] r4:00000000 [ 1333.462767][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.462850][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.462931][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.492046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1d40 [ 1333.492182][ T32] r4:00000000 [ 1333.492244][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.492444][ T32] r9:83018005 r8:8511a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1333.492509][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.492613][ T32] r5:00001000 r4:ea933000 [ 1333.492664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.493085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.494586][ T32] r5:8507b38c r4:8507b000 [ 1333.494812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.495016][ T32] r7:dddced80 r6:83018000 r5:8507b38c r4:84bec700 [ 1333.495083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.496090][ T32] r10:61c88647 r9:8511a400 r8:84bec72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.496171][ T32] r4:84bec700 [ 1333.496257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.496386][ T32] r10:00000000 r9:84bec700 r8:80287e08 r7:eaa6de60 r6:84b18780 r5:8511a400 [ 1333.497069][ T32] r4:00000001 [ 1333.497895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.498079][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1333.498163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.498233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.498299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.498378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.499012][ T32] r4:84bf1d40 [ 1333.500416][ T32] INFO: task kworker/0:288:4146 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.500559][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.500785][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.501166][ T32] Call trace: [ 1333.502386][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.503083][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.544149][ T32] r4:00000000 [ 1333.544254][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.544395][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.544521][ T32] 1d20: 8c26b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.544600][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.544655][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.544730][ T32] r5:80050013 r4:80239bb0 [ 1333.544794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.544893][ T32] r4:82ac21e4 [ 1333.544939][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.545025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.545088][ T32] r4:e0431dc0 [ 1333.545234][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.545366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.545422][ T32] r4:00000000 [ 1333.545469][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.545570][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.545623][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.545731][ T32] r5:00001000 r4:e0439000 [ 1333.545785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.545871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.545960][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.546012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.546137][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.546201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.546304][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1333.546827][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.547690][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.547812][ T32] Call trace: [ 1333.547889][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.547979][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:85170000 [ 1333.548025][ T32] r4:85170000 [ 1333.548066][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.548150][ T32] r5:85170000 r4:8291a680 [ 1333.548191][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.548279][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.548372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1333.548427][ T32] r4:00000000 [ 1333.548502][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.548590][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.548669][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.548760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483a380 [ 1333.548811][ T32] r4:00000000 [ 1333.548859][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.548968][ T32] r9:83018005 r8:85170000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1333.549040][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.549148][ T32] r5:00001000 r4:ea947000 [ 1333.549197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.549281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.549434][ T32] r5:8507b78c r4:8507b400 [ 1333.549502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.549610][ T32] r7:dddced80 r6:83018000 r5:8507b78c r4:84bec780 [ 1333.549703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.549825][ T32] r10:61c88647 r9:85170000 r8:84bec7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.549905][ T32] r4:84bec780 [ 1333.549975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.550098][ T32] r10:00000000 r9:84bec780 r8:80287e08 r7:eaa6de60 r6:84b18800 r5:85170000 [ 1333.550162][ T32] r4:00000001 [ 1333.550209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.550311][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1333.550382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.550464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.550532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.550599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.550652][ T32] r4:8483a400 [ 1333.551430][ T32] INFO: task kworker/0:289:4148 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.551553][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.552050][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1333.552837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 18 printk messages dropped ** [ 1333.586143][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.586835][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1333.587635][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.588424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 ** 5 printk messages dropped ** [ 1333.589220][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.589726][ T32] r5:8514b38c r4:8514b000 [ 1333.589772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1333.590646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1333.592547][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1333.592887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.593012][ T32] r4:e0431dc0 [ 1333.619138][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.619409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.619477][ T32] r4:00000000 [ 1333.619532][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.619713][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.619800][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.619904][ T32] r5:00001000 r4:e0439000 [ 1333.619952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.620040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.620141][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.620189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.620291][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.620344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.620439][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.620499][ T32] r4:84aeca80 [ 1333.620564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.620682][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.620739][ T32] r4:00000001 [ 1333.620787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.620868][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.620936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.621000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.621059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.621134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.621201][ T32] r4:84b0e0c0 [ 1333.621272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.621378][ T32] INFO: task kworker/1:226:4152 blocked for more than 460 seconds. [ 1333.621470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.621520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.621560][ T32] task:kworker/1:226 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.621674][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.621775][ T32] Call trace: [ 1333.621866][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.621982][ T32] r10:8291a684 r9:eaa31d84 r8:00000002 r7:60000113 r6:eaa31d8c r5:85171800 [ 1333.622040][ T32] r4:85171800 [ 1333.622092][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.622184][ T32] r5:85171800 r4:8291a680 [ 1333.622234][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.622322][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.622868][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.634666][ T32] r5:850f638c r4:850f6000 ** 1 printk messages dropped ** [ 1333.634829][ T32] r7:ddde2d80 r6:83018200 r5:850f638c r4:84b18900 ** 10 printk messages dropped ** [ 1333.635695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.637157][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.637518][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1333.638155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 8 printk messages dropped ** [ 1333.638724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.638811][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.638856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.638947][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.638998][ T32] r4:84aeca80 [ 1333.639045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.639153][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.639207][ T32] r4:00000001 [ 1333.639248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.639317][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.639399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.639474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.639580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.639662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.639735][ T32] r4:84b0e0c0 [ 1333.639887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.639968][ T32] INFO: task kworker/0:291:4154 blocked for more than 460 seconds. [ 1333.640069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.640183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.640248][ T32] task:kworker/0:291 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.640342][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.640434][ T32] Call trace: [ 1333.640530][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.640634][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000013 r6:eaa95d8c r5:85172400 [ 1333.640687][ T32] r4:85172400 [ 1333.640735][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.640820][ T32] r5:85172400 r4:8291a680 [ 1333.640863][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.640942][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.641023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1333.641070][ T32] r4:00000000 [ 1333.641125][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.641200][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.641277][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.641391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c4f40 [ 1333.641447][ T32] r4:00000000 [ 1333.641495][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.641588][ T32] r9:83018005 r8:85172400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1333.641638][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.641719][ T32] r5:00001000 r4:dfb2d000 [ 1333.641794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.641925][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.642011][ T32] r5:851b0f8c r4:851b0c00 [ 1333.642056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.642378][ T32] r10:61c88647 r9:85172400 r8:84bec8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.664313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1333.666297][ T32] r5:80050013 r4:80239bb0 ** 7 printk messages dropped ** [ 1333.666875][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.667507][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1333.668011][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1333.668443][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1333.668941][ T32] INFO: task kworker/1:227:4159 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.669959][ T32] r5:85173000 r4:8291a680 ** 3 printk messages dropped ** [ 1333.670353][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.670877][ T32] r9:83018205 r8:85173000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 1 printk messages dropped ** [ 1333.671112][ T32] r5:00001000 r4:e0009000 [ 1333.671171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.671263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.671364][ T32] r5:850f6f8c r4:850f6c00 [ 1333.671409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.671506][ T32] r7:ddde2d80 r6:83018200 r5:850f6f8c r4:84b18a80 [ 1333.671555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.671660][ T32] r10:61c88647 r9:85173000 r8:84b18aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.671736][ T32] r4:84b18a80 [ 1333.671789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.671891][ T32] r10:00000000 r9:84b18a80 r8:80287e08 r7:eaa19e60 r6:84b18b00 r5:85173000 [ 1333.671948][ T32] r4:00000001 [ 1333.672029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.672138][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1333.672218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.672288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.672359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.672451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1333.702102][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.702525][ T32] r5:80050013 r4:80239bb0 ** 7 printk messages dropped ** [ 1333.717112][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.717900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.718650][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.718734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.718798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.718868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.718977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.719052][ T32] r4:84b0e0c0 [ 1333.719110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.719221][ T32] INFO: task kworker/1:228:4160 blocked for more than 460 seconds. [ 1333.719299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.719381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.719452][ T32] task:kworker/1:228 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.719602][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.719743][ T32] Call trace: [ 1333.719851][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.719965][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:85173c00 [ 1333.720020][ T32] r4:85173c00 [ 1333.720068][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.720185][ T32] r5:85173c00 r4:8291a680 [ 1333.720256][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.720355][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.720468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1333.720538][ T32] r4:00000000 [ 1333.720585][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.720664][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.720771][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.720872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bee300 [ 1333.720962][ T32] r4:00000000 [ 1333.721034][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.721477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.722177][ T32] r10:00000000 r9:84b18b80 r8:80287e08 r7:eaa89e60 r6:84b18c00 r5:85173c00 ** 19 printk messages dropped ** [ 1333.735367][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 17 printk messages dropped ** [ 1333.736758][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 17 printk messages dropped ** [ 1333.738114][ T32] task:kworker/0:292 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1333.740077][ T32] r5:851b038c r4:851b0000 ** 10 printk messages dropped ** [ 1333.740948][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 24 printk messages dropped ** [ 1333.767499][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1333.768670][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 22 printk messages dropped ** [ 1333.770734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 ** 12 printk messages dropped ** [ 1333.771798][ T32] r5:850f778c r4:850f7400 [ 1333.771847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.771966][ T32] r7:ddde2d80 r6:83018200 r5:850f778c r4:84b18d00 [ 1333.772033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.772160][ T32] r10:61c88647 r9:85175400 r8:84b18d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.772228][ T32] r4:84b18d00 [ 1333.772273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.772395][ T32] r10:00000000 r9:84b18d00 r8:80287e08 r7:eaa89e60 r6:84b18d80 r5:85175400 [ 1333.772454][ T32] r4:00000001 [ 1333.772500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.772581][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1333.772666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.772763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.772828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.772921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.794595][ T32] r4:84bee4c0 [ 1333.795444][ T32] INFO: task kworker/1:229:4164 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.795546][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.795701][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.795835][ T32] Call trace: [ 1333.795940][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.796053][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.796110][ T32] r4:00000000 [ 1333.796178][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.796275][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.796368][ T32] 1d20: 8ce48000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.796461][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.796525][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.796582][ T32] r5:80050013 r4:80239bb0 [ 1333.796634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.796724][ T32] r4:82ac21e4 [ 1333.796775][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.796887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.796963][ T32] r4:e0431dc0 [ 1333.797013][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.797109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.797164][ T32] r4:00000000 [ 1333.797211][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.797373][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.797462][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.797564][ T32] r5:00001000 r4:e0439000 [ 1333.797632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.797742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.798381][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1333.798965][ T32] r4:84b0e0c0 ** 4 printk messages dropped ** [ 1333.799331][ T32] task:kworker/1:230 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1333.800863][ T32] r9:83018205 r8:85176000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1333.801270][ T32] r5:850f738c r4:850f7000 ** 3 printk messages dropped ** [ 1333.801629][ T32] r10:61c88647 r9:85176000 r8:84b18e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.801682][ T32] r4:84b18e00 [ 1333.801726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.801820][ T32] r10:00000000 r9:84b18e00 r8:80287e08 r7:eaaa1e60 r6:84b18e80 r5:85176000 [ 1333.801876][ T32] r4:00000001 [ 1333.801938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.802015][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1333.802078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.802161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.802227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.802304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.802370][ T32] r4:8483a6c0 [ 1333.802775][ T32] INFO: task kworker/1:230:4165 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.802854][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.836235][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.836584][ T32] Call trace: [ 1333.836686][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.836825][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.836894][ T32] r4:00000000 [ 1333.836941][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.837024][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.837088][ T32] 1d20: 8d12c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.837171][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.837234][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.837342][ T32] r5:80050013 r4:80239bb0 [ 1333.837402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.837501][ T32] r4:82ac21e4 [ 1333.837550][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.837642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.837723][ T32] r4:e0431dc0 [ 1333.837774][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.837867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.837922][ T32] r4:00000000 [ 1333.837968][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.838093][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.838154][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.838249][ T32] r5:00001000 r4:e0439000 [ 1333.838298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.838390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.838480][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.838548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.838666][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.838736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.838880][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.838942][ T32] r4:84aeca80 [ 1333.838993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.839094][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.839151][ T32] r4:00000001 [ 1333.839202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.839289][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.839363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.839450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.839524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.839592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.839651][ T32] r4:84b0e0c0 [ 1333.839725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.839829][ T32] INFO: task kworker/1:231:4168 blocked for more than 460 seconds. [ 1333.839911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.839970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.840044][ T32] task:kworker/1:231 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.840161][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.840257][ T32] Call trace: [ 1333.840339][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.840444][ T32] r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000113 r6:eaaa9d8c r5:85176c00 [ 1333.840517][ T32] r4:85176c00 [ 1333.840573][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.840678][ T32] r5:85176c00 r4:8291a680 [ 1333.840757][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.840849][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.840943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1333.841017][ T32] r4:00000000 [ 1333.841081][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.841162][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.841237][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.841354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be31c0 ** 6 printk messages dropped ** [ 1333.841943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.842059][ T32] r5:850f7b8c r4:850f7800 [ 1333.842116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.842758][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.854889][ T32] r4:84be3180 ** 4 printk messages dropped ** [ 1333.856099][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1333.856946][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1333.858190][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1333.858847][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1333.859468][ T32] INFO: task kworker/1:232:4171 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.860287][ T32] r5:85180000 r4:8291a680 ** 3 printk messages dropped ** [ 1333.860586][ T32] r4:00000000 [ 1333.860636][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.860730][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.860803][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.860891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be3280 [ 1333.860968][ T32] r4:00000000 [ 1333.861039][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.861155][ T32] r9:83018205 r8:85180000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1333.861217][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.861346][ T32] r5:00001000 r4:e011d000 [ 1333.861400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.861491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.861584][ T32] r5:850f7f8c r4:850f7c00 [ 1333.861633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.861735][ T32] r7:ddde2d80 r6:83018200 r5:850f7f8c r4:84be8000 [ 1333.861784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.861883][ T32] r10:61c88647 r9:85180000 r8:84be802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.861937][ T32] r4:84be8000 [ 1333.862007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.862112][ T32] r10:00000000 r9:84be8000 r8:80287e08 r7:eaaa9e60 r6:84bec980 r5:85180000 [ 1333.862169][ T32] r4:00000001 [ 1333.862216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.862340][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1333.862409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.862478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.862541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.862607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.862658][ T32] r4:84be3100 [ 1333.898896][ T32] INFO: task kworker/1:232:4171 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.899163][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.899900][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.901077][ T32] Call trace: [ 1333.901768][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.902077][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.902142][ T32] r4:00000000 [ 1333.902212][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.902309][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.902925][ T32] 1d20: 8d3e5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.903008][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.921316][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.921438][ T32] r5:80050013 r4:80239bb0 [ 1333.921496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.921636][ T32] r4:82ac21e4 [ 1333.921691][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.921789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.921854][ T32] r4:e0431dc0 [ 1333.922038][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.922164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.922407][ T32] r4:00000000 [ 1333.922465][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.922569][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.922637][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.923055][ T32] r5:00001000 r4:e0439000 [ 1333.933938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.934096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.934200][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.934250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.934356][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.934408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.934508][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.934591][ T32] r4:84aeca80 [ 1333.934645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.934799][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.935136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.936911][ T32] r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:85181800 ** 6 printk messages dropped ** [ 1333.937461][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.937811][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.938467][ T32] r5:84462f8c r4:84462c00 [ 1333.938558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.939256][ T32] r10:00000000 r9:84be8080 r8:80287e08 r7:eaab9e60 r6:84beca00 r5:85181800 ** 5 printk messages dropped ** [ 1333.939624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.939687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.939770][ T32] r4:84be32c0 [ 1333.940488][ T32] INFO: task kworker/1:233:4173 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.940642][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.940779][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.940900][ T32] Call trace: [ 1333.941020][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.941135][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.941191][ T32] r4:00000000 [ 1333.941239][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.941394][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1333.941467][ T32] 1d20: 8d5e4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1333.941609][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1333.941711][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.941812][ T32] r5:80050013 r4:80239bb0 [ 1333.941868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.941960][ T32] r4:82ac21e4 [ 1333.942031][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.942132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1333.942185][ T32] r4:e0431dc0 [ 1333.942230][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.942324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1333.942383][ T32] r4:00000000 [ 1333.942428][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.942529][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1333.942583][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.942675][ T32] r5:00001000 r4:e0439000 [ 1333.942721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.942803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.942893][ T32] r5:84b4ef8c r4:84b4ec00 [ 1333.943049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.963881][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1333.963975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.964121][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.964175][ T32] r4:84aeca80 [ 1333.964222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.964363][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1333.964471][ T32] r4:00000001 [ 1333.964524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.964648][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1333.964721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.964786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.964852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.964920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.964972][ T32] r4:84b0e0c0 [ 1333.965025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.965110][ T32] INFO: task kworker/1:234:4175 blocked for more than 460 seconds. [ 1333.965187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.965244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.965429][ T32] task:kworker/1:234 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.965549][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.965686][ T32] Call trace: [ 1333.965757][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1333.965857][ T32] r10:8291a684 r9:eaac9d84 r8:00000002 r7:60000113 r6:eaac9d8c r5:85183000 [ 1333.965907][ T32] r4:85183000 [ 1333.966036][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.966142][ T32] r5:85183000 r4:8291a680 [ 1333.966194][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.966283][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.966391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1333.966445][ T32] r4:00000000 [ 1333.966530][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1333.966678][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1333.966779][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1333.966913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be3500 [ 1333.966981][ T32] r4:00000000 [ 1333.967028][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1333.967278][ T32] r9:83018205 r8:85183000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1333.967342][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.967438][ T32] r5:00001000 r4:e0577000 [ 1333.967504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.967674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.967770][ T32] r5:8514038c r4:85140000 [ 1333.967922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.968077][ T32] r7:ddde2d80 r6:83018200 r5:8514038c r4:84be8100 [ 1333.968233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.968339][ T32] r10:61c88647 r9:85183000 r8:84be812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.968390][ T32] r4:84be8100 [ 1333.968433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.968528][ T32] r10:00000000 r9:84be8100 r8:80287e08 r7:eaac1e60 r6:84beca80 r5:85183000 [ 1333.968596][ T32] r4:00000001 [ 1333.968649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.968735][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1333.968926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.969001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.969080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.969150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.969203][ T32] r4:84be3400 [ 1333.969895][ T32] INFO: task kworker/1:234:4175 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1333.969980][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.970108][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.970225][ T32] Call trace: [ 1333.970306][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.970425][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1333.970483][ T32] r4:00000000 [ 1333.970531][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1333.970794][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 3 printk messages dropped ** [ 1333.971128][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.971314][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1333.971490][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.971635][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 7 printk messages dropped ** [ 1333.972326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.995420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.996466][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.997525][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.998509][ T32] r9:83018205 r8:85180c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1333.999462][ T32] r5:85141f8c r4:85141c00 [ 1333.999595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.999704][ T32] r7:ddde2d80 r6:83018200 r5:85141f8c r4:84be8180 [ 1333.999755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.999948][ T32] r10:61c88647 r9:85180c00 r8:84be81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.000022][ T32] r4:84be8180 [ 1334.000191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.000339][ T32] r10:00000000 r9:84be8180 r8:80287e08 r7:eaac9e60 r6:84becb00 r5:85180c00 [ 1334.000401][ T32] r4:00000001 [ 1334.000447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.000534][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1334.000939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.001023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.001146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.001343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.001406][ T32] r4:84be3540 [ 1334.002098][ T32] INFO: task kworker/1:235:4176 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.002508][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.002733][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.002842][ T32] Call trace: [ 1334.002921][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.037529][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.037723][ T32] r4:00000000 [ 1334.037792][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.037922][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.038017][ T32] 1d20: 8dbb5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.038089][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.038172][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.038243][ T32] r5:80050013 r4:80239bb0 [ 1334.038298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.038403][ T32] r4:82ac21e4 [ 1334.038456][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.038571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.038635][ T32] r4:e0431dc0 [ 1334.038688][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.038813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.038873][ T32] r4:00000000 [ 1334.038925][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.039033][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.039109][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.039282][ T32] r5:00001000 r4:e0439000 [ 1334.039365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.039461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.039560][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.039614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.039755][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.039816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.039923][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.039987][ T32] r4:84aeca80 [ 1334.040037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.040150][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.040233][ T32] r4:00000001 [ 1334.040290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.040380][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.040452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.040524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.040586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.040655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.040734][ T32] r4:84b0e0c0 [ 1334.040795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.040863][ T32] INFO: task kworker/1:236:4178 blocked for more than 460 seconds. [ 1334.040958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.041021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.041100][ T32] task:kworker/1:236 state:D stack:0 pid:4178 tgid:4178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.041237][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.041373][ T32] Call trace: [ 1334.041455][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.041560][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:85184800 ** 5 printk messages dropped ** [ 1334.042021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 ** 11 printk messages dropped ** [ 1334.042917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.063964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.064800][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.066411][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 7 printk messages dropped ** [ 1334.066977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.067072][ T32] r4:82ac21e4 [ 1334.067122][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.067236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.067318][ T32] r4:e0431dc0 [ 1334.067379][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.067474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.067563][ T32] r4:00000000 [ 1334.067616][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.067714][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.067765][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.067845][ T32] r5:00001000 r4:e0439000 [ 1334.067908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.068002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.068093][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.068155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.068257][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.068347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.068453][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.068505][ T32] r4:84aeca80 [ 1334.068566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.068664][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.068719][ T32] r4:00000001 [ 1334.068766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.068915][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.069004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.069072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.069139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.069207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.069278][ T32] r4:84b0e0c0 [ 1334.069360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.069422][ T32] INFO: task kworker/1:237:4179 blocked for more than 460 seconds. [ 1334.069517][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.069581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.069650][ T32] task:kworker/1:237 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.069756][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.069871][ T32] Call trace: [ 1334.069976][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.070079][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000013 r6:eaad9d8c r5:85182400 [ 1334.070129][ T32] r4:85182400 [ 1334.070197][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.070290][ T32] r5:85182400 r4:8291a680 [ 1334.070360][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.070468][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.070574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad9e08 [ 1334.070629][ T32] r4:00000000 [ 1334.070692][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.070782][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.070857][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.070944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be3780 [ 1334.070994][ T32] r4:00000000 [ 1334.071058][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.071188][ T32] r9:83018205 r8:85182400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.071240][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.071493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.071587][ T32] r5:85140b8c r4:85140800 [ 1334.071636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.072271][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.072730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.097273][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 6 printk messages dropped ** [ 1334.097815][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.098823][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1334.099406][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1334.099948][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1334.100405][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.101107][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.103040][ T32] r5:00001000 r4:e0677000 ** 2 printk messages dropped ** [ 1334.131188][ T32] r5:85140f8c r4:85140c00 ** 3 printk messages dropped ** [ 1334.131499][ T32] r10:61c88647 r9:85185400 r8:84be832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.132273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.134518][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 6 printk messages dropped ** [ 1334.135223][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.136123][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1334.136521][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1334.136873][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1334.137501][ T32] INFO: task kworker/1:239:4185 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.138565][ T32] r5:85183c00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.139018][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.139979][ T32] r5:8514138c r4:85141000 [ 1334.140039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.140737][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1334.140797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.140859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.140924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.140989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.141041][ T32] r4:84be3ac0 [ 1334.141726][ T32] INFO: task kworker/1:239:4185 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.141814][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.142023][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.142158][ T32] Call trace: [ 1334.142247][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.142369][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.142429][ T32] r4:00000000 [ 1334.142586][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.142705][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.142776][ T32] 1d20: 8e159000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.142845][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.142902][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.143010][ T32] r5:80050013 r4:80239bb0 [ 1334.175442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.175632][ T32] r4:82ac21e4 [ 1334.175717][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.175822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.175874][ T32] r4:e0431dc0 [ 1334.175922][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.176016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.176110][ T32] r4:00000000 [ 1334.176168][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.176273][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.176331][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.176439][ T32] r5:00001000 r4:e0439000 [ 1334.176489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.176579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.176673][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.176722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.176824][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.176915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.177021][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.177073][ T32] r4:84aeca80 [ 1334.177125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.177225][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.177284][ T32] r4:00000001 [ 1334.177403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.177509][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.177612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.177685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.177785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.177885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.177970][ T32] r4:84b0e0c0 [ 1334.178032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.178100][ T32] INFO: task kworker/1:240:4186 blocked for more than 460 seconds. [ 1334.178172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.178244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.178327][ T32] task:kworker/1:240 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.178457][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.178550][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.178779][ T32] r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000013 r6:eaaedd8c r5:85116c00 ** 4 printk messages dropped ** [ 1334.179157][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.179478][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.180026][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.180416][ T32] r5:8514178c r4:85141400 [ 1334.180489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.180591][ T32] r7:ddde2d80 r6:83018200 r5:8514178c r4:84be8400 [ 1334.180741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.180898][ T32] r4:84be8400 ** 4 printk messages dropped ** [ 1334.181239][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) ** 6 printk messages dropped ** [ 1334.182438][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.207460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 10 printk messages dropped ** [ 1334.208313][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1334.208706][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.208788][ T32] r4:84aeca80 [ 1334.208843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.208948][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.209005][ T32] r4:00000001 [ 1334.209053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.209139][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.209221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.209417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.209507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.209575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.209630][ T32] r4:84b0e0c0 [ 1334.209693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.209780][ T32] INFO: task kworker/1:241:4187 blocked for more than 460 seconds. [ 1334.209854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.209931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.209988][ T32] task:kworker/1:241 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.210126][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.210250][ T32] Call trace: [ 1334.210350][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.210458][ T32] r10:8291a684 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:85186000 [ 1334.210511][ T32] r4:85186000 [ 1334.210558][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.210652][ T32] r5:85186000 r4:8291a680 [ 1334.210727][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.210823][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.210946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1334.211044][ T32] r4:00000000 [ 1334.211247][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.211391][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.211464][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.211541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be3d80 [ 1334.211584][ T32] r4:00000000 [ 1334.211621][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.211722][ T32] r9:83018205 r8:85186000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.211767][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.211843][ T32] r5:00001000 r4:e078b000 [ 1334.211881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.211949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.212028][ T32] r5:85141b8c r4:85141800 [ 1334.212092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.212191][ T32] r7:ddde2d80 r6:83018200 r5:85141b8c r4:84be8480 [ 1334.212237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.212343][ T32] r10:61c88647 r9:85186000 r8:84be84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.212396][ T32] r4:84be8480 [ 1334.212442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.212566][ T32] r10:00000000 r9:84be8480 r8:80287e08 r7:eaacde60 r6:84bece00 r5:85186000 [ 1334.212632][ T32] r4:00000001 [ 1334.212675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.212762][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1334.212858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.212961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.234193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.234318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.234382][ T32] r4:84be3b80 [ 1334.235077][ T32] INFO: task kworker/1:241:4187 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.235172][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.235325][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.235472][ T32] Call trace: [ 1334.235544][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.235688][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.235748][ T32] r4:00000000 [ 1334.235815][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.235911][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.236004][ T32] 1d20: 8e7ce000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.236105][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 3 printk messages dropped ** [ 1334.236398][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.236597][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1334.236842][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.237096][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.237599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.238097][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 3 printk messages dropped ** [ 1334.238485][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.238845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1334.239267][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.239583][ T32] r10:8291a684 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:85186c00 [ 1334.239636][ T32] r4:85186c00 [ 1334.239698][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.239799][ T32] r5:85186c00 r4:8291a680 [ 1334.239858][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.239962][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.240055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1334.240113][ T32] r4:00000000 [ 1334.240161][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.240253][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.240345][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.240440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af5000 [ 1334.240500][ T32] r4:00000000 [ 1334.240550][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.240647][ T32] r9:83018205 r8:85186c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.240726][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.240836][ T32] r5:00001000 r4:e4819000 [ 1334.240905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.241003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.241098][ T32] r5:8514238c r4:85142000 [ 1334.241149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.241253][ T32] r7:ddde2d80 r6:83018200 r5:8514238c r4:84be8500 [ 1334.241346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.241480][ T32] r10:61c88647 r9:85186c00 r8:84be852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.241540][ T32] r4:84be8500 [ 1334.241598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.241700][ T32] r10:00000000 r9:84be8500 r8:80287e08 r7:eaacde60 r6:84bece80 r5:85186c00 [ 1334.241769][ T32] r4:00000001 [ 1334.241819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.241934][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1334.242012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.242088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.242152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.242217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.242270][ T32] r4:84be3cc0 [ 1334.242685][ T32] INFO: task kworker/1:242:4190 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.242766][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.242890][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.270686][ T32] Call trace: [ 1334.270833][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.270997][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.271055][ T32] r4:00000000 [ 1334.271142][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.271239][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.271312][ T32] 1d20: 8ea9a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.271409][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.271493][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.271556][ T32] r5:80050013 r4:80239bb0 [ 1334.271616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.271747][ T32] r4:82ac21e4 [ 1334.271798][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.271919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.271998][ T32] r4:e0431dc0 [ 1334.272050][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.272148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.272204][ T32] r4:00000000 [ 1334.272278][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.272409][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.272484][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.272914][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1334.288351][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1334.288796][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 2 printk messages dropped ** [ 1334.289038][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1334.289259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.289802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1334.290408][ T32] r10:8291a684 r9:eab09d84 r8:00000002 r7:60000013 r6:eab09d8c r5:848e0000 ** 2 printk messages dropped ** [ 1334.290609][ T32] r5:848e0000 r4:8291a680 ** 2 printk messages dropped ** [ 1334.290842][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 ** 2 printk messages dropped ** [ 1334.291043][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1334.291498][ T32] r9:83018205 r8:848e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.291548][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.291638][ T32] r5:00001000 r4:eaa39000 [ 1334.291705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.291806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.291901][ T32] r5:8514338c r4:85143000 [ 1334.291946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.292064][ T32] r7:ddde2d80 r6:83018200 r5:8514338c r4:84be8580 [ 1334.292182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.292298][ T32] r10:61c88647 r9:848e0000 r8:84be85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.292376][ T32] r4:84be8580 [ 1334.292477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.292582][ T32] r10:00000000 r9:84be8580 r8:80287e08 r7:eab01e60 r6:84becf00 r5:848e0000 [ 1334.292636][ T32] r4:00000001 [ 1334.292697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.292805][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1334.292875][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.293033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.304046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.304158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.304216][ T32] r4:84af50c0 [ 1334.304898][ T32] INFO: task kworker/1:243:4192 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.304988][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.305137][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.305286][ T32] Call trace: [ 1334.305461][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.305591][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.305733][ T32] r4:00000000 [ 1334.305790][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.305878][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.305952][ T32] 1d20: 8ed57000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.306028][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.306119][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.306193][ T32] r5:80050013 r4:80239bb0 [ 1334.306254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.306376][ T32] r4:82ac21e4 [ 1334.306451][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.306545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.306595][ T32] r4:e0431dc0 [ 1334.306638][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.306728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.306797][ T32] r4:00000000 [ 1334.306865][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.307003][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.307099][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.307200][ T32] r5:00001000 r4:e0439000 [ 1334.307251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.307346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.307453][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.307503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.307604][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.307671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.307766][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.307838][ T32] r4:84aeca80 [ 1334.307902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.308003][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.308100][ T32] r4:00000001 [ 1334.308155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.308255][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.308341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.308412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.308491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.308563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.308618][ T32] r4:84b0e0c0 [ 1334.308687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.308756][ T32] INFO: task kworker/1:244:4193 blocked for more than 460 seconds. [ 1334.308830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.308888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.308937][ T32] task:kworker/1:244 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.309068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.309166][ T32] Call trace: [ 1334.309261][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.309396][ T32] r10:8291a684 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:848e0c00 [ 1334.309452][ T32] r4:848e0c00 [ 1334.309511][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.309608][ T32] r5:848e0c00 r4:8291a680 [ 1334.309658][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.309813][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.309924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1334.310004][ T32] r4:00000000 [ 1334.310066][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.310172][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.310259][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.310371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af51c0 [ 1334.310426][ T32] r4:00000000 [ 1334.310474][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.310593][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.310653][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.310747][ T32] r5:00001000 r4:e485f000 [ 1334.310810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.310911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.311011][ T32] r5:8514278c r4:85142400 [ 1334.311061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.311193][ T32] r7:ddde2d80 r6:83018200 r5:8514278c r4:84be8600 [ 1334.311245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.311354][ T32] r10:61c88647 r9:848e0c00 r8:84be862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.311411][ T32] r4:84be8600 [ 1334.311457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.311557][ T32] r10:00000000 r9:84be8600 r8:80287e08 r7:eab09e60 r6:84becf80 r5:848e0c00 [ 1334.311625][ T32] r4:00000001 [ 1334.311671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.311821][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1334.311896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.311963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.312025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.312091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.312145][ T32] r4:84af5300 [ 1334.312551][ T32] INFO: task kworker/1:244:4193 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.312640][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.312856][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.312955][ T32] Call trace: [ 1334.335534][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.335695][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.335750][ T32] r4:00000000 [ 1334.335800][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.335908][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.336003][ T32] 1d20: 8ef43000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.336071][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.336124][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.336175][ T32] r5:80050013 r4:80239bb0 [ 1334.336224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.336317][ T32] r4:82ac21e4 [ 1334.336371][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.336459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.336524][ T32] r4:e0431dc0 [ 1334.336569][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.336664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.336737][ T32] r4:00000000 [ 1334.336788][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.336889][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.336959][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.337074][ T32] r5:00001000 r4:e0439000 [ 1334.337128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.337222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.337347][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.337431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.337560][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.337649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.337768][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.337829][ T32] r4:84aeca80 [ 1334.337894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.338004][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.338057][ T32] r4:00000001 [ 1334.338103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.338187][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.338253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.338346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.338417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.338514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.338577][ T32] r4:84b0e0c0 [ 1334.338676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.338771][ T32] INFO: task kworker/1:245:4195 blocked for more than 460 seconds. [ 1334.338849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.338910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.338966][ T32] task:kworker/1:245 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.339132][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.339251][ T32] Call trace: [ 1334.339340][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.339467][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:85120c00 [ 1334.339607][ T32] r4:85120c00 [ 1334.339683][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.339782][ T32] r5:85120c00 r4:8291a680 [ 1334.339831][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.339928][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.340019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1334.340074][ T32] r4:00000000 [ 1334.340129][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.340218][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.340313][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1334.340681][ T32] r9:83018205 r8:85120c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 4 printk messages dropped ** [ 1334.341138][ T32] r5:85142b8c r4:85142800 [ 1334.341191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.341718][ T32] r10:00000000 r9:84be8680 r8:80287e08 r7:eab09e60 r6:84be8700 r5:85120c00 ** 10 printk messages dropped ** [ 1334.374333][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.374621][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 8 printk messages dropped ** [ 1334.375024][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1334.375381][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.375825][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 3 printk messages dropped ** [ 1334.375953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.376006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.376037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.376065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.376093][ T32] r4:84b0e0c0 [ 1334.376118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.376147][ T32] INFO: task kworker/1:246:4198 blocked for more than 460 seconds. [ 1334.376186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.376212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.376233][ T32] task:kworker/1:246 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.376315][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.376363][ T32] Call trace: [ 1334.376425][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.376499][ T32] r10:8291a684 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:85121800 [ 1334.376525][ T32] r4:85121800 [ 1334.376545][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.376600][ T32] r5:85121800 r4:8291a680 [ 1334.376673][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.376715][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.376783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1334.376809][ T32] r4:00000000 [ 1334.376834][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.376872][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.376906][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.376970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af5480 [ 1334.376996][ T32] r4:00000000 [ 1334.377027][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.377073][ T32] r9:83018205 r8:85121800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1334.377094][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.377161][ T32] r5:00001000 r4:ea9f7000 [ 1334.377186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.377226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.377305][ T32] r5:85142f8c r4:85142c00 [ 1334.377331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.377378][ T32] r7:ddde2d80 r6:83018200 r5:85142f8c r4:84be8780 [ 1334.377397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.377442][ T32] r10:61c88647 r9:85121800 r8:84be87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.377463][ T32] r4:84be8780 [ 1334.377482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.377525][ T32] r10:00000000 r9:84be8780 r8:80287e08 r7:eab09e60 r6:84be8800 r5:85121800 [ 1334.377547][ T32] r4:00000001 [ 1334.377590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.377631][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 1334.377683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.377714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.377765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.377822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.377847][ T32] r4:84af5440 [ 1334.378260][ T32] INFO: task kworker/1:246:4198 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 2 printk messages dropped ** [ 1334.378436][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.378729][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1334.379095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1334.379573][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.379938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.380396][ T32] r4:85122400 ** 4 printk messages dropped ** [ 1334.380562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 ** 12 printk messages dropped ** [ 1334.381100][ T32] r5:85143b8c r4:85143800 [ 1334.381119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.381481][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) ** 7 printk messages dropped ** [ 1334.382011][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.382337][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1334.382753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.397600][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1334.397864][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1334.398246][ T32] INFO: task kworker/1:248:4201 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.398670][ T32] r5:85123000 r4:8291a680 ** 5 printk messages dropped ** [ 1334.399020][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.399461][ T32] r5:8514378c r4:85143400 [ 1334.399480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.399550][ T32] r7:ddde2d80 r6:83018200 r5:8514378c r4:84be8980 [ 1334.399584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.399634][ T32] r10:61c88647 r9:85123000 r8:84be89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.399658][ T32] r4:84be8980 [ 1334.399676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.399732][ T32] r10:00000000 r9:84be8980 r8:80287e08 r7:eab15e60 r6:84be8a00 r5:85123000 [ 1334.399786][ T32] r4:00000001 [ 1334.399820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.399859][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1334.399901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.399957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.399986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.400014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.400037][ T32] r4:84af55c0 [ 1334.400463][ T32] INFO: task kworker/1:248:4201 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.400504][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.400562][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.400659][ T32] Call trace: [ 1334.400690][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.400740][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.400764][ T32] r4:00000000 [ 1334.400785][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.400824][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.400876][ T32] 1d20: 8f514000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.400908][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.400933][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.400959][ T32] r5:80050013 r4:80239bb0 [ 1334.400980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.401020][ T32] r4:82ac21e4 [ 1334.401041][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.401087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.401137][ T32] r4:e0431dc0 [ 1334.401189][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.401261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.401299][ T32] r4:00000000 [ 1334.401353][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.401412][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.401465][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.401532][ T32] r5:00001000 r4:e0439000 [ 1334.401566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.401610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.401652][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.401671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.401776][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.401832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.401907][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.401933][ T32] r4:84aeca80 [ 1334.401952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.401998][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.402023][ T32] r4:00000001 [ 1334.402065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.402104][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.402132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.402166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.402192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.402238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.402290][ T32] r4:84b0e0c0 [ 1334.402329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.402410][ T32] INFO: task kworker/1:249:4203 blocked for more than 460 seconds. [ 1334.402510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.402541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.402565][ T32] task:kworker/1:249 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.402663][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.402717][ T32] Call trace: [ 1334.402768][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.402818][ T32] r10:8291a684 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:85123c00 [ 1334.402841][ T32] r4:85123c00 [ 1334.402860][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.402908][ T32] r5:85123c00 r4:8291a680 [ 1334.403009][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.423054][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.423872][ T32] r5:85143f8c r4:85143c00 [ 1334.423901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.424108][ T32] r10:61c88647 r9:85123c00 r8:84be8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.424651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.425464][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1334.425776][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.425809][ T32] 1d20: 8fa35000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.425838][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.425888][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.425917][ T32] r5:80050013 r4:80239bb0 [ 1334.425938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.425980][ T32] r4:82ac21e4 [ 1334.426000][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.426062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.426101][ T32] r4:e0431dc0 [ 1334.426148][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.426200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.426224][ T32] r4:00000000 [ 1334.426243][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.426311][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.426336][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.426427][ T32] r5:00001000 r4:e0439000 [ 1334.426508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.426556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.426609][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.426685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.426794][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.426823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.426873][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.426920][ T32] r4:84aeca80 [ 1334.426951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.427025][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.427075][ T32] r4:00000001 [ 1334.427097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.427147][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.427181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.427260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.427291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.427320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.427369][ T32] r4:84b0e0c0 [ 1334.427394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.427422][ T32] INFO: task kworker/0:293:4206 blocked for more than 460 seconds. [ 1334.427455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.427480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.427517][ T32] task:kworker/0:293 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.427592][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.427659][ T32] Call trace: [ 1334.428025][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1334.428358][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.428871][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.429013][ T32] r5:851b078c r4:851b0400 ** 1 printk messages dropped ** [ 1334.429181][ T32] r7:dddced80 r6:83018000 r5:851b078c r4:84abb000 ** 4 printk messages dropped ** [ 1334.429429][ T32] r10:00000000 r9:84abb000 r8:80287e08 r7:eaa95e60 r6:84be8b80 r5:85126000 [ 1334.429519][ T32] r4:00000001 [ 1334.429542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.429593][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1334.429623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.429671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.429702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.429731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.429754][ T32] r4:849c4440 [ 1334.429968][ T32] INFO: task kworker/0:293:4206 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.430037][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.430097][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.430186][ T32] Call trace: [ 1334.430244][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.430472][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.430499][ T32] r4:00000000 [ 1334.430520][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.430560][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.430588][ T32] 1d20: 8fa35000 e0123000 00000001 80239b98 7f4df000 00000001 ** 1 printk messages dropped ** [ 1334.430642][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1334.430952][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.431345][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1334.431659][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1334.431909][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1334.432308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1334.432767][ T32] r5:85124800 r4:8291a680 ** 5 printk messages dropped ** [ 1334.457021][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.457700][ T32] r5:8514878c r4:85148400 [ 1334.457720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.457871][ T32] r10:61c88647 r9:85124800 r8:84abb0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.458481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.459994][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 7 printk messages dropped ** [ 1334.460473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 10 printk messages dropped ** [ 1334.461022][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1334.461545][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 8 printk messages dropped ** [ 1334.462398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.484041][ T32] r5:85126c00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.484375][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.485270][ T32] r5:8514838c r4:85148000 [ 1334.485374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.485799][ T32] r10:00000000 r9:84be8c80 r8:80287e08 r7:eab1de60 r6:84be8d00 r5:85126c00 ** 10 printk messages dropped ** [ 1334.487362][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.488131][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1334.488859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1334.489775][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1334.490026][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.490071][ T32] r4:00000001 [ 1334.490109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.490184][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.490300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.490376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.490449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.490541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.490597][ T32] r4:84b0e0c0 [ 1334.490646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.490703][ T32] INFO: task kworker/1:251:4212 blocked for more than 460 seconds. [ 1334.490770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.490820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.490933][ T32] task:kworker/1:251 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.491162][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.491289][ T32] Call trace: [ 1334.491350][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.491450][ T32] r10:8291a684 r9:eab31d84 r8:00000002 r7:60000013 r6:eab31d8c r5:85125400 [ 1334.491501][ T32] r4:85125400 [ 1334.491618][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.491708][ T32] r5:85125400 r4:8291a680 [ 1334.491737][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.491779][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.491822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1334.491846][ T32] r4:00000000 [ 1334.491865][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.491931][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.491990][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.492043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc140 [ 1334.492066][ T32] r4:00000000 [ 1334.492111][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.492277][ T32] r9:83018205 r8:85125400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1334.492339][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.492474][ T32] r5:00001000 r4:eab77000 [ 1334.492515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.492561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.492603][ T32] r5:8514938c r4:85149000 [ 1334.492623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.492669][ T32] r7:ddde2d80 r6:83018200 r5:8514938c r4:84be8d80 [ 1334.492693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.492778][ T32] r10:61c88647 r9:85125400 r8:84be8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.492867][ T32] r4:84be8d80 [ 1334.492893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.492944][ T32] r10:00000000 r9:84be8d80 r8:80287e08 r7:eab41e60 r6:84be8e00 r5:85125400 [ 1334.514325][ T32] r4:00000001 [ 1334.514441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.514511][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1334.514581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.514617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.514675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.514710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.514764][ T32] r4:84af5e00 [ 1334.515174][ T32] INFO: task kworker/1:251:4212 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.515218][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.515291][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.515378][ T32] Call trace: [ 1334.515424][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.515492][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.515520][ T32] r4:00000000 [ 1334.515543][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.515612][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.515650][ T32] 1d20: 90553000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.515730][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.515764][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.515789][ T32] r5:80050013 r4:80239bb0 [ 1334.515839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.515886][ T32] r4:82ac21e4 [ 1334.515908][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1334.515973][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1334.516248][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.516744][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 8 printk messages dropped ** [ 1334.517174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1334.517769][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.518286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.518434][ T32] r7:ddde2d80 r6:83018200 r5:85148b8c r4:84be8e80 ** 4 printk messages dropped ** [ 1334.518589][ T32] r10:00000000 r9:84be8e80 r8:80287e08 r7:eab31e60 r6:84be8f00 r5:85120000 ** 10 printk messages dropped ** [ 1334.519368][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.519894][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 6 printk messages dropped ** [ 1334.520140][ T32] r4:e0431dc0 [ 1334.520164][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.520236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.520328][ T32] r4:00000000 [ 1334.520380][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.520435][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.520457][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.520498][ T32] r5:00001000 r4:e0439000 [ 1334.520517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.520557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.520626][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.520651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.520698][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.520719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.520779][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.520807][ T32] r4:84aeca80 [ 1334.520826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.520872][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.520894][ T32] r4:00000001 [ 1334.520926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.520965][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.521021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.521082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.521141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.521178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.521201][ T32] r4:84b0e0c0 [ 1334.521224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.521250][ T32] INFO: task kworker/0:295:4215 blocked for more than 461 seconds. [ 1334.521317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.521364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.521387][ T32] task:kworker/0:295 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.521470][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.521574][ T32] Call trace: [ 1334.521665][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.521750][ T32] r10:8291a684 r9:eab61d84 r8:00000002 r7:60000013 r6:eab61d8c r5:8511ec00 [ 1334.521811][ T32] r4:8511ec00 [ 1334.521871][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.521923][ T32] r5:8511ec00 r4:8291a680 [ 1334.521944][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.521983][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.522024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1334.522078][ T32] r4:00000000 [ 1334.522102][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.522137][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.522178][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.522217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c4e80 [ 1334.522239][ T32] r4:00000000 [ 1334.522258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.522300][ T32] r9:83018005 r8:8511ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1334.522339][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.522420][ T32] r5:00001000 r4:df9db000 [ 1334.522484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.522588][ T32] r5:851b0b8c r4:851b0800 [ 1334.522608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.522656][ T32] r7:dddced80 r6:83018000 r5:851b0b8c r4:84abb100 ** 1 printk messages dropped ** [ 1334.522788][ T32] r10:61c88647 r9:8511ec00 r8:84abb12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.554196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.555037][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1334.555571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 12 printk messages dropped ** [ 1334.556051][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1334.556333][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1334.556578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.556988][ T32] r4:85128000 ** 5 printk messages dropped ** [ 1334.557268][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.557473][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.557838][ T32] r5:85148f8c r4:85148c00 [ 1334.557894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.558275][ T32] r10:00000000 r9:84ab0000 r8:80287e08 r7:eab31e60 r6:84ab0080 r5:85128000 ** 9 printk messages dropped ** [ 1334.559018][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.559703][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.560019][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.560260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.560779][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1334.561007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.561663][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.562139][ T32] r5:00001000 r4:eab7d000 ** 2 printk messages dropped ** [ 1334.562258][ T32] r5:8514978c r4:85149400 ** 1 printk messages dropped ** [ 1334.562366][ T32] r7:ddde2d80 r6:83018200 r5:8514978c r4:84ab0100 [ 1334.562428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.562508][ T32] r10:61c88647 r9:85128c00 r8:84ab012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.562533][ T32] r4:84ab0100 [ 1334.562585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.562636][ T32] r10:00000000 r9:84ab0100 r8:80287e08 r7:eab31e60 r6:84ab0180 r5:85128c00 [ 1334.562691][ T32] r4:00000001 [ 1334.562714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.562752][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1334.562778][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.562806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.562857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.562889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.562934][ T32] r4:84abc100 [ 1334.586050][ T32] INFO: task kworker/1:254:4220 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.586210][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.586342][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.586412][ T32] Call trace: [ 1334.586446][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.586507][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.586565][ T32] r4:00000000 [ 1334.586591][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.586635][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.586698][ T32] 1d20: 9118d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.586730][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.586816][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.586844][ T32] r5:80050013 r4:80239bb0 [ 1334.586885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.586934][ T32] r4:82ac21e4 [ 1334.586988][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.587068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.587094][ T32] r4:e0431dc0 [ 1334.587131][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.587221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.587247][ T32] r4:00000000 [ 1334.587267][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.587315][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.587338][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.587381][ T32] r5:00001000 r4:e0439000 [ 1334.587401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.587441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.587482][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.587502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.587550][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.587606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.587658][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.587681][ T32] r4:84aeca80 [ 1334.587700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.587746][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.587769][ T32] r4:00000001 [ 1334.587789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.587887][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.587919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.587948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.588004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.588069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.588094][ T32] r4:84b0e0c0 [ 1334.588118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.588169][ T32] INFO: task kworker/1:255:4222 blocked for more than 461 seconds. [ 1334.588240][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.588269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.588290][ T32] task:kworker/1:255 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.588335][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.588458][ T32] Call trace: [ 1334.588489][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.588629][ T32] r10:8291a684 r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:85129800 [ 1334.588687][ T32] r4:85129800 [ 1334.588711][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.588787][ T32] r5:85129800 r4:8291a680 [ 1334.588810][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.588850][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.588922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 [ 1334.588952][ T32] r4:00000000 [ 1334.588987][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1334.589341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.589383][ T32] r5:85149b8c r4:85149800 ** 1 printk messages dropped ** [ 1334.589447][ T32] r7:ddde2d80 r6:83018200 r5:85149b8c r4:84ab0200 ** 5 printk messages dropped ** [ 1334.589718][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.589991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.590768][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 8 printk messages dropped ** [ 1334.591109][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1334.591412][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.591991][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1334.592784][ T32] r4:84b0e0c0 ** 6 printk messages dropped ** [ 1334.593376][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.617204][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.617639][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.618000][ T32] r7:ddde2d80 r6:83018200 r5:8514a78c r4:84ab0300 ** 5 printk messages dropped ** [ 1334.618248][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.618522][ T32] r4:84abc600 ** 3 printk messages dropped ** [ 1334.619344][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.619625][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1334.619820][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.619875][ T32] r5:80050013 r4:80239bb0 [ 1334.619984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.620074][ T32] r4:82ac21e4 [ 1334.620096][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.620138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.620165][ T32] r4:e0431dc0 [ 1334.620238][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.620331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.620382][ T32] r4:00000000 [ 1334.620424][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.620526][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.620570][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.620657][ T32] r5:00001000 r4:e0439000 [ 1334.620697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.620781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.620907][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.620958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.621049][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.621162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.621264][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.621343][ T32] r4:84aeca80 [ 1334.621388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.621493][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.621541][ T32] r4:00000001 [ 1334.621788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.622014][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.622073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.622132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.622235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.622336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.622391][ T32] r4:84b0e0c0 [ 1334.622466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.622538][ T32] INFO: task kworker/1:257:4226 blocked for more than 461 seconds. [ 1334.622613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.622664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.622872][ T32] task:kworker/1:257 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.622985][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.647228][ T32] Call trace: [ 1334.647512][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.647780][ T32] r10:8291a684 r9:eab95d84 r8:00000002 r7:60000013 r6:eab95d8c r5:8512b000 [ 1334.647848][ T32] r4:8512b000 [ 1334.647895][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.648027][ T32] r5:8512b000 r4:8291a680 [ 1334.648166][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.648328][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.648542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 1334.648659][ T32] r4:00000000 [ 1334.648776][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.648852][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.648931][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.649021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abc6c0 [ 1334.649073][ T32] r4:00000000 [ 1334.649117][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.649259][ T32] r9:83018205 r8:8512b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1334.649417][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.649646][ T32] r5:00001000 r4:eab91000 [ 1334.649728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.649862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.650229][ T32] r5:85149f8c r4:85149c00 [ 1334.650283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.650541][ T32] r10:61c88647 r9:8512b000 r8:84ab042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.651392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.652898][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 9 printk messages dropped ** [ 1334.666283][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.666869][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1334.667378][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1334.667844][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1334.668192][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.668610][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.668970][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.669110][ T32] r5:8514a38c r4:8514a000 ** 3 printk messages dropped ** [ 1334.669255][ T32] r10:61c88647 r9:8512bc00 r8:84ab052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.669819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.670758][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1334.670951][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.671236][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.671730][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1334.672131][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1334.672541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.693966][ T32] r4:8512c800 ** 4 printk messages dropped ** [ 1334.694129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 ** 3 printk messages dropped ** [ 1334.694440][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.694582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcb00 [ 1334.694677][ T32] r4:00000000 [ 1334.694758][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.694852][ T32] r9:83018205 r8:8512c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1334.694908][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.695035][ T32] r5:00001000 r4:eabb3000 [ 1334.695101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.695232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.695357][ T32] r5:8514ab8c r4:8514a800 [ 1334.695408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.695503][ T32] r7:ddde2d80 r6:83018200 r5:8514ab8c r4:84ab0600 [ 1334.695546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.695642][ T32] r10:61c88647 r9:8512c800 r8:84ab062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.695691][ T32] r4:84ab0600 [ 1334.695734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.695859][ T32] r10:00000000 r9:84ab0600 r8:80287e08 r7:eab89e60 r6:84ab0680 r5:8512c800 [ 1334.695911][ T32] r4:00000001 [ 1334.695951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.696024][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1334.696081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.696141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.696209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.696284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.696343][ T32] r4:84abc9c0 [ 1334.697017][ T32] INFO: task kworker/1:259:4230 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.697095][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.697231][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.697393][ T32] Call trace: [ 1334.697584][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.697723][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.697779][ T32] r4:00000000 [ 1334.697839][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.697929][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.697983][ T32] 1d20: 91ca7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.698015][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.698048][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.698099][ T32] r5:80050013 r4:80239bb0 [ 1334.698138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.698211][ T32] r4:82ac21e4 [ 1334.698236][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.698311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.698352][ T32] r4:e0431dc0 [ 1334.698375][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.698438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.698466][ T32] r4:00000000 [ 1334.698517][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.698566][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.698588][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.698629][ T32] r5:00001000 r4:e0439000 [ 1334.698681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.698739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.698813][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.698836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.698883][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.698928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.699016][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.699089][ T32] r4:84aeca80 [ 1334.699111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.699198][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.699256][ T32] r4:00000001 [ 1334.699278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.699315][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.699341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.699369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.699425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.699466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.699488][ T32] r4:84b0e0c0 [ 1334.699545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.699644][ T32] INFO: task kworker/1:260:4232 blocked for more than 461 seconds. [ 1334.699757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.699788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.699810][ T32] task:kworker/1:260 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.699960][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.700036][ T32] Call trace: [ 1334.700067][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.700114][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000013 r6:eabb1d8c r5:8512d400 [ 1334.700136][ T32] r4:8512d400 [ 1334.700162][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.700240][ T32] r5:8512d400 r4:8291a680 [ 1334.700262][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.700317][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.700402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1334.700428][ T32] r4:00000000 [ 1334.700480][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.700536][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.700609][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.700881][ T32] r5:00001000 r4:eabb9000 ** 2 printk messages dropped ** [ 1334.701014][ T32] r5:8514af8c r4:8514ac00 ** 3 printk messages dropped ** [ 1334.701391][ T32] r10:61c88647 r9:8512d400 r8:84ab072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.702070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.702640][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.702825][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1334.738697][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.738882][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1334.739313][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.740372][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 8 printk messages dropped ** [ 1334.741045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.741998][ T32] r5:8512e000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.742320][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.742702][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.757503][ T32] r5:8514bb8c r4:8514b800 [ 1334.757594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.757705][ T32] r7:ddde2d80 r6:83018200 r5:8514bb8c r4:84ab0800 [ 1334.757753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.757846][ T32] r10:61c88647 r9:8512e000 r8:84ab082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.757890][ T32] r4:84ab0800 [ 1334.757934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.758026][ T32] r10:00000000 r9:84ab0800 r8:80287e08 r7:eabb1e60 r6:84ab0880 r5:8512e000 [ 1334.758071][ T32] r4:00000001 [ 1334.758137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.758279][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1334.758354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.758422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.758479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.758542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.758593][ T32] r4:84abc9c0 [ 1334.759327][ T32] INFO: task kworker/1:261:4234 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1334.759418][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.759580][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.759685][ T32] Call trace: [ 1334.759759][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.759871][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1334.759952][ T32] r4:00000000 [ 1334.760026][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.760123][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1334.760201][ T32] 1d20: 9248a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1334.760270][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1334.760332][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.760415][ T32] r5:80050013 r4:80239bb0 [ 1334.760475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.760579][ T32] r4:82ac21e4 [ 1334.760633][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.760724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1334.760772][ T32] r4:e0431dc0 [ 1334.760837][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.760942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1334.760997][ T32] r4:00000000 [ 1334.761052][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.761148][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.761209][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.761365][ T32] r5:00001000 r4:e0439000 [ 1334.761420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.761533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.761633][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.761696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.761817][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.761871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.761968][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.762026][ T32] r4:84aeca80 [ 1334.762072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.762612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1334.784890][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1334.786103][ T32] r5:851b138c r4:851b1000 ** 3 printk messages dropped ** [ 1334.786456][ T32] r10:61c88647 r9:85132400 r8:84abb1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1334.788261][ T32] Call trace: ** 9 printk messages dropped ** [ 1334.788994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1334.789778][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1334.789854][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.789982][ T32] r5:00001000 r4:e0439000 [ 1334.790050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.790142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.790246][ T32] r5:84b4ef8c r4:84b4ec00 [ 1334.790296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.790394][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1334.790455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.790551][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.790604][ T32] r4:84aeca80 [ 1334.790653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.790756][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1334.790837][ T32] r4:00000001 [ 1334.790891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.790971][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1334.791050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.791217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.791328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.791402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.791459][ T32] r4:84b0e0c0 [ 1334.791514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.791578][ T32] INFO: task kworker/0:297:4240 blocked for more than 461 seconds. [ 1334.791653][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.791715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.791795][ T32] task:kworker/0:297 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.791913][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.792005][ T32] Call trace: [ 1334.792077][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.792194][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:85133000 [ 1334.792251][ T32] r4:85133000 [ 1334.792297][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.792414][ T32] r5:85133000 r4:8291a680 [ 1334.792474][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.792584][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.792715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1334.792781][ T32] r4:00000000 [ 1334.792829][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.792914][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.819352][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.819899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84abcec0 [ 1334.820003][ T32] r4:00000000 [ 1334.820121][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.820322][ T32] r9:83018005 r8:85133000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1334.820378][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.820873][ T32] r5:851b1b8c r4:851b1800 [ 1334.820919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.821169][ T32] r10:61c88647 r9:85133000 r8:84abb22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.822635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.846073][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1334.847452][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.848305][ T32] r4:e0431dc0 ** 14 printk messages dropped ** [ 1334.850549][ T32] r4:84aeca80 ** 10 printk messages dropped ** [ 1334.851291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 25 printk messages dropped ** [ 1334.889500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1334.892664][ T32] Workqueue: events bpf_prog_free_deferred ** 20 printk messages dropped ** [ 1334.911582][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1334.925432][ T32] r4:84b0e0c0 [ 1334.925458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.925489][ T32] INFO: task kworker/0:299:4244 blocked for more than 461 seconds. [ 1334.925523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.925549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.925572][ T32] task:kworker/0:299 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.925630][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.925678][ T32] Call trace: [ 1334.925711][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1334.925766][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:85133c00 [ 1334.925790][ T32] r4:85133c00 [ 1334.925841][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.925889][ T32] r5:85133c00 r4:8291a680 [ 1334.925954][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.926077][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.926740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1334.926785][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.928249][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.929315][ T32] r5:851b1f8c r4:851b1c00 ** 7 printk messages dropped ** [ 1334.930187][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1334.931638][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 24 printk messages dropped ** [ 1334.932858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1334.966994][ T32] r4:85131800 ** 16 printk messages dropped ** [ 1334.967773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.968864][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) ** 13 printk messages dropped ** [ 1334.971040][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 11 printk messages dropped ** [ 1334.971538][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1334.972165][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 19 printk messages dropped ** [ 1334.994006][ T32] r5:85134800 r4:8291a680 [ 1334.994029][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.994080][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.994250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1334.994371][ T32] r4:00000000 [ 1334.994396][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1334.994436][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1334.994475][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1334.994519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1040 [ 1334.994543][ T32] r4:00000000 [ 1334.994673][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1334.994785][ T32] r9:83018005 r8:85134800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1334.995103][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.995216][ T32] r5:00001000 r4:dff6f000 [ 1334.995385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.995517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.995631][ T32] r5:851b278c r4:851b2400 [ 1334.995656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.995705][ T32] r7:dddced80 r6:83018000 r5:851b278c r4:84abb400 [ 1334.995754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.995805][ T32] r10:61c88647 r9:85134800 r8:84abb42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.995829][ T32] r4:84abb400 [ 1334.995849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.995971][ T32] r10:00000000 r9:84abb400 r8:80287e08 r7:eabfde60 r6:84ab0b80 r5:85134800 [ 1334.995997][ T32] r4:00000001 [ 1334.996018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1334.997067][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 22 printk messages dropped ** [ 1334.998624][ T32] r5:84b4ef8c r4:84b4ec00 ** 13 printk messages dropped ** [ 1334.999820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1335.001213][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1335.002027][ T32] r5:851b2b8c r4:851b2800 ** 6 printk messages dropped ** [ 1335.002361][ T32] r10:00000000 r9:84abb480 r8:80287e08 r7:eac01e60 r6:84ab0c00 r5:85135400 ** 19 printk messages dropped ** [ 1335.028088][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 16 printk messages dropped ** [ 1335.029870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 23 printk messages dropped ** [ 1335.032929][ T32] r4:85136c00 ** 13 printk messages dropped ** [ 1335.083643][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.083907][ T32] r5:8507bf8c r4:8507bc00 [ 1335.083929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.083979][ T32] r7:dddced80 r6:83018000 r5:8507bf8c r4:84abb500 [ 1335.084000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.084093][ T32] r10:61c88647 r9:85136c00 r8:84abb52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.084121][ T32] r4:84abb500 [ 1335.084179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.084269][ T32] r10:00000000 r9:84abb500 r8:80287e08 r7:eac05e60 r6:84ab0c80 r5:85136c00 [ 1335.084326][ T32] r4:00000001 [ 1335.084367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.084410][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1335.084441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.084470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.084497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.084527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.084549][ T32] r4:849e1280 [ 1335.084962][ T32] INFO: task kworker/0:303:4252 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.085034][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.085137][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.085186][ T32] Call trace: [ 1335.085252][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.085383][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.085418][ T32] r4:00000000 [ 1335.085439][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 14 printk messages dropped ** [ 1335.085998][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 16 printk messages dropped ** [ 1335.086898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1335.087768][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1335.088302][ T32] r5:851b2f8c r4:851b2c00 ** 2 printk messages dropped ** [ 1335.088418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 25 printk messages dropped ** [ 1335.089799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 25 printk messages dropped ** [ 1335.090891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.090932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.090981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.091023][ T32] r4:84b0e0c0 [ 1335.091045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.091103][ T32] INFO: task kworker/0:305:4255 blocked for more than 461 seconds. [ 1335.091134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.091158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.091209][ T32] task:kworker/0:305 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.091256][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.091342][ T32] Call trace: [ 1335.091372][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.091418][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000113 r6:eac19d8c r5:85210000 [ 1335.091440][ T32] r4:85210000 [ 1335.091459][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.091499][ T32] r5:85210000 r4:8291a680 [ 1335.091551][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.091630][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.091674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 1335.091697][ T32] r4:00000000 [ 1335.091716][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1335.092245][ T32] r5:851b338c r4:851b3000 ** 2 printk messages dropped ** [ 1335.092364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.114533][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.115578][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1335.116645][ T32] r5:84b4ef8c r4:84b4ec00 ** 11 printk messages dropped ** [ 1335.117753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1335.119991][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1335.120976][ T32] r10:61c88647 r9:85210c00 r8:84ab0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1335.154454][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 10 printk messages dropped ** [ 1335.155350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.155451][ T32] r4:00000000 [ 1335.155514][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.155631][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.155749][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.155869][ T32] r5:00001000 r4:e0439000 [ 1335.155938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.156029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.156149][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.156199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.156291][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.156362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.156466][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.156529][ T32] r4:84aeca80 [ 1335.156612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.156714][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.156793][ T32] r4:00000001 [ 1335.156832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.156895][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.156927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.157047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1335.158028][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1335.158950][ T32] r5:851b378c r4:851b3400 ** 8 printk messages dropped ** [ 1335.159289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1335.160378][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 23 printk messages dropped ** [ 1335.161234][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 17 printk messages dropped ** [ 1335.161987][ T32] r4:85213c00 ** 12 printk messages dropped ** [ 1335.162581][ T32] r9:83018005 r8:85213c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 10 printk messages dropped ** [ 1335.185751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.185848][ T32] r10:00000000 r9:84abb680 r8:80287e08 r7:eac0de60 r6:84ab0f80 r5:85213c00 [ 1335.185873][ T32] r4:00000001 [ 1335.185893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.185932][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1335.185985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.186018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.186143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.186220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.186265][ T32] r4:849e1600 [ 1335.186702][ T32] INFO: task kworker/0:307:4260 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.186769][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.186881][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.186934][ T32] Call trace: [ 1335.186965][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.187017][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.187040][ T32] r4:00000000 [ 1335.187059][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.187112][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.187140][ T32] 1d20: 95a19000 e0123000 00000001 80239b98 7f4df000 00000001 ** 6 printk messages dropped ** [ 1335.187452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 18 printk messages dropped ** [ 1335.188938][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1335.189888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1335.190989][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.191306][ T32] r5:851b3f8c r4:851b3c00 ** 1 printk messages dropped ** [ 1335.191399][ T32] r7:dddced80 r6:83018000 r5:851b3f8c r4:84abb780 ** 12 printk messages dropped ** [ 1335.191869][ T32] r4:849e16c0 ** 8 printk messages dropped ** [ 1335.192777][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 16 printk messages dropped ** [ 1335.211587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 20 printk messages dropped ** [ 1335.212637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 22 printk messages dropped ** [ 1335.226469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.226876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.226925][ T32] r10:00000000 r9:84abb880 r8:80287e08 r7:eac0de60 r6:84abb900 r5:848e5400 [ 1335.226963][ T32] r4:00000001 [ 1335.226992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.227031][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) [ 1335.227062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.227102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.227129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.227159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.227183][ T32] r4:849e1980 [ 1335.227665][ T32] INFO: task kworker/0:309:4265 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.227759][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.227946][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.228053][ T32] Call trace: [ 1335.228185][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.228286][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.228345][ T32] r4:00000000 [ 1335.228393][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.228477][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.228544][ T32] 1d20: 95f6b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.228623][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.228687][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.228736][ T32] r5:80050013 r4:80239bb0 [ 1335.228780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.228875][ T32] r4:82ac21e4 [ 1335.228918][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.229021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.229089][ T32] r4:e0431dc0 [ 1335.229151][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.229261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.229345][ T32] r4:00000000 [ 1335.229393][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.229490][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.229555][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.229645][ T32] r5:00001000 r4:e0439000 [ 1335.229704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.229799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.229889][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.229935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.230042][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.230108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.230213][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.230266][ T32] r4:84aeca80 [ 1335.230314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.230417][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.230466][ T32] r4:00000001 [ 1335.230560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.230646][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.230717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.230784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.230862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.230924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.230971][ T32] r4:84b0e0c0 [ 1335.231018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.231121][ T32] INFO: task kworker/0:310:4267 blocked for more than 461 seconds. [ 1335.231182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.231212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.231234][ T32] task:kworker/0:310 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.231304][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.231346][ T32] Call trace: [ 1335.231396][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.231447][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000013 r6:eab6dd8c r5:848e6c00 [ 1335.231469][ T32] r4:848e6c00 [ 1335.231511][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.231558][ T32] r5:848e6c00 r4:8291a680 [ 1335.231599][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.231641][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.231683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1335.231705][ T32] r4:00000000 [ 1335.231724][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.231758][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.231813][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.231877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1bc0 [ 1335.231902][ T32] r4:00000000 [ 1335.231921][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.231987][ T32] r9:83018005 r8:848e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1335.232015][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.232102][ T32] r5:00001000 r4:ea90d000 ** 2 printk messages dropped ** [ 1335.232222][ T32] r5:851b438c r4:851b4000 [ 1335.232264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.232313][ T32] r7:dddced80 r6:83018000 r5:851b438c r4:84abb980 [ 1335.232334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.232411][ T32] r10:61c88647 r9:848e6c00 r8:84abb9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.232436][ T32] r4:84abb980 [ 1335.232456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.232522][ T32] r10:00000000 r9:84abb980 r8:80287e08 r7:eac31e60 r6:84abba00 r5:848e6c00 [ 1335.232547][ T32] r4:00000001 [ 1335.232589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.232650][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1335.232679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.232707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.232754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.232794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.232818][ T32] r4:849e1980 [ 1335.256342][ T32] INFO: task kworker/0:310:4267 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.256469][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.256549][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.256662][ T32] Call trace: [ 1335.256716][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.256778][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.256802][ T32] r4:00000000 [ 1335.256844][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.256912][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.256947][ T32] 1d20: 9645f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.257011][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.257042][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.257100][ T32] r5:80050013 r4:80239bb0 [ 1335.257134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.257202][ T32] r4:82ac21e4 [ 1335.257225][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.257276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.257406][ T32] r4:e0431dc0 [ 1335.257434][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.257500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.257547][ T32] r4:00000000 [ 1335.257601][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.257673][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.257698][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.257759][ T32] r5:00001000 r4:e0439000 [ 1335.257802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.257866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.257911][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.257931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.257979][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.258000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.258045][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.258116][ T32] r4:84aeca80 [ 1335.258141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.258248][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.258333][ T32] r4:00000001 [ 1335.258399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.258816][ T32] r4:84b0e0c0 ** 8 printk messages dropped ** [ 1335.259703][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:848e3c00 ** 9 printk messages dropped ** [ 1335.260418][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.260796][ T32] r5:851b478c r4:851b4400 [ 1335.260836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.261004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.261281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.262127][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.262402][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.262596][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.262926][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1335.272271][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 10 printk messages dropped ** [ 1335.272664][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1335.273006][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1335.284035][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.284278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.284504][ T32] r10:61c88647 r9:848e1800 r8:84abbbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.284861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.285833][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.286035][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1335.286391][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.286632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.286771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.286818][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.286840][ T32] r4:84aeca80 [ 1335.286859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.286902][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.286924][ T32] r4:00000001 [ 1335.286942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.286998][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.287028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.287056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.287091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.287141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.287182][ T32] r4:84b0e0c0 [ 1335.287206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.287238][ T32] INFO: task kworker/0:313:4274 blocked for more than 461 seconds. [ 1335.287295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.287326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.287347][ T32] task:kworker/0:313 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.287395][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.287451][ T32] Call trace: [ 1335.287510][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.287558][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000013 r6:eac49d8c r5:848e2400 [ 1335.287580][ T32] r4:848e2400 [ 1335.287622][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.287688][ T32] r5:848e2400 r4:8291a680 [ 1335.287711][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.287750][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.287790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1335.287811][ T32] r4:00000000 [ 1335.287831][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.287886][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.287925][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.287964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1f80 [ 1335.287986][ T32] r4:00000000 [ 1335.288031][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.288097][ T32] r9:83018005 r8:848e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1335.288138][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.288205][ T32] r5:00001000 r4:ea96f000 [ 1335.288249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.288291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.288333][ T32] r5:851b538c r4:851b5000 [ 1335.288352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.288396][ T32] r7:dddced80 r6:83018000 r5:851b538c r4:84abbc80 [ 1335.288437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.288487][ T32] r10:61c88647 r9:848e2400 r8:84abbcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.288508][ T32] r4:84abbc80 [ 1335.288527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.288569][ T32] r10:00000000 r9:84abbc80 r8:80287e08 r7:eac31e60 r6:84abbd00 r5:848e2400 [ 1335.288591][ T32] r4:00000001 [ 1335.288609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.288643][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1335.288668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.288695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.288721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.288748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.288769][ T32] r4:849e1e80 [ 1335.289021][ T32] INFO: task kworker/0:313:4274 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.289058][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.289122][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.289239][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1335.289710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 10 printk messages dropped ** [ 1335.290132][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1335.290449][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1335.290825][ T32] INFO: task kworker/0:314:4275 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.291320][ T32] r5:848e6000 r4:8291a680 ** 6 printk messages dropped ** [ 1335.291552][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.291865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.292036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.292325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.292754][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.292819][ T32] Call trace: [ 1335.292872][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.292921][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.292944][ T32] r4:00000000 [ 1335.292963][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.293035][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.315823][ T32] 1d20: 96bf1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.315891][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.315946][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.315987][ T32] r5:80050013 r4:80239bb0 [ 1335.316013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.316090][ T32] r4:82ac21e4 [ 1335.316110][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.316174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.316222][ T32] r4:e0431dc0 [ 1335.316244][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.316288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.316319][ T32] r4:00000000 [ 1335.316342][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.316388][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.316410][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.316455][ T32] r5:00001000 r4:e0439000 [ 1335.316474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.316512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.316553][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.316572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.316647][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.316693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.316755][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.316779][ T32] r4:84aeca80 [ 1335.316799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.316844][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.316887][ T32] r4:00000001 [ 1335.316910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.316947][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.316994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.317027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.317053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.317088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.317110][ T32] r4:84b0e0c0 [ 1335.317132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.317173][ T32] INFO: task kworker/0:315:4277 blocked for more than 461 seconds. [ 1335.317207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.317234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.317255][ T32] task:kworker/0:315 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.317397][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.317490][ T32] Call trace: [ 1335.317548][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.317600][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000113 r6:eac4dd8c r5:8517d400 [ 1335.317660][ T32] r4:8517d400 [ 1335.317707][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.317775][ T32] r5:8517d400 r4:8291a680 [ 1335.317820][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.317862][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.317903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1335.317946][ T32] r4:00000000 [ 1335.317969][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.318004][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.318038][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.318116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aeb940 [ 1335.318169][ T32] r4:00000000 [ 1335.318236][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.318330][ T32] r9:83018005 r8:8517d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1335.318401][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.318489][ T32] r5:00001000 r4:eac63000 [ 1335.318550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.318642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.318731][ T32] r5:851b5f8c r4:851b5c00 [ 1335.318792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.318914][ T32] r7:dddced80 r6:83018000 r5:851b5f8c r4:84abbe80 [ 1335.318962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.319054][ T32] r10:61c88647 r9:8517d400 r8:84abbeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.319117][ T32] r4:84abbe80 [ 1335.319161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.319305][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.319792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.321148][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.321398][ T32] 1d20: 96bf1000 e0123000 00000001 80239b98 7f4df000 00000001 ** 7 printk messages dropped ** [ 1335.321714][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1335.321944][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 8 printk messages dropped ** [ 1335.322313][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.322676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.344294][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1335.345074][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.346021][ T32] r5:851b5b8c r4:851b5800 [ 1335.346093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.346657][ T32] r10:00000000 r9:84abbf80 r8:80287e08 r7:eac4de60 r6:84b23000 r5:849b8000 ** 10 printk messages dropped ** [ 1335.348222][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.348646][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1335.349384][ T32] r4:e0431dc0 ** 1 printk messages dropped ** [ 1335.349545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.349593][ T32] r4:00000000 [ 1335.349643][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.349738][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.349782][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.349879][ T32] r5:00001000 r4:e0439000 [ 1335.349929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.350006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.350095][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.350137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.350251][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.350306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.350406][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.350458][ T32] r4:84aeca80 [ 1335.350503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.350601][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.350652][ T32] r4:00000001 [ 1335.350696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.350775][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.350834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.350897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.350960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.351096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.351179][ T32] r4:84b0e0c0 [ 1335.351236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.351298][ T32] INFO: task kworker/1:263:4281 blocked for more than 461 seconds. [ 1335.351367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.351417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.351460][ T32] task:kworker/1:263 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.351578][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.351674][ T32] Call trace: [ 1335.351758][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.351868][ T32] r10:8291a684 r9:eac5dd84 r8:00000002 r7:60000113 r6:eac5dd8c r5:849b9800 [ 1335.351920][ T32] r4:849b9800 [ 1335.351967][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.352059][ T32] r5:849b9800 r4:8291a680 [ 1335.352129][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.352246][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.352356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 [ 1335.352456][ T32] r4:00000000 [ 1335.352510][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.352591][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.352666][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.352753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b06000 ** 7 printk messages dropped ** [ 1335.375569][ T32] r5:8514bf8c r4:8514bc00 [ 1335.375589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.375729][ T32] r10:61c88647 r9:849b9800 r8:84b1002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.376080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.377029][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.377327][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.377699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1335.378710][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.379302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.379839][ T32] task:kworker/1:264 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.380843][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.381273][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.381875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.382328][ T32] r10:61c88647 r9:849ba400 r8:84b100ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.404229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.406129][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 8 printk messages dropped ** [ 1335.406907][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1335.407295][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 11 printk messages dropped ** [ 1335.408259][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1335.408824][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1335.409356][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.410240][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.410345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1335.410402][ T32] r4:00000000 [ 1335.410449][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.410531][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.410611][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.410706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84aebf40 [ 1335.410777][ T32] r4:00000000 [ 1335.410825][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.410924][ T32] r9:83018005 r8:849bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1335.410987][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.411108][ T32] r5:00001000 r4:eac7d000 [ 1335.411180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.411271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.411372][ T32] r5:851b6b8c r4:851b6800 [ 1335.411421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.411532][ T32] r7:dddced80 r6:83018000 r5:851b6b8c r4:84b23180 [ 1335.411583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.411680][ T32] r10:61c88647 r9:849bb000 r8:84b231ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.411762][ T32] r4:84b23180 [ 1335.411813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.411910][ T32] r10:00000000 r9:84b23180 r8:80287e08 r7:eac4de60 r6:84b23200 r5:849bb000 [ 1335.411980][ T32] r4:00000001 [ 1335.412034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.412136][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1335.412198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.412275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.412357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.412486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.412567][ T32] r4:84aeb840 [ 1335.436427][ T32] INFO: task kworker/0:317:4286 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.436533][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.436610][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.436706][ T32] Call trace: [ 1335.436740][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.436809][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.436837][ T32] r4:00000000 [ 1335.436858][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.436900][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.436950][ T32] 1d20: 97a5c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.436982][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.437007][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.437033][ T32] r5:80050013 r4:80239bb0 [ 1335.437053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.437106][ T32] r4:82ac21e4 [ 1335.437126][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.437167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.437188][ T32] r4:e0431dc0 [ 1335.437229][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.437281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.437325][ T32] r4:00000000 [ 1335.437403][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.437506][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.437535][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.437604][ T32] r5:00001000 r4:e0439000 [ 1335.437650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.437693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.437734][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.437754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.437800][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.437848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.437897][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.437919][ T32] r4:84aeca80 [ 1335.437938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.438096][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.438163][ T32] r4:00000001 [ 1335.438209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.438251][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.438277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.438306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.438332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.438360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1335.438545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.439096][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.439471][ T32] r5:00001000 r4:eac69000 ** 2 printk messages dropped ** [ 1335.439589][ T32] r5:851b638c r4:851b6000 ** 1 printk messages dropped ** [ 1335.439671][ T32] r7:ddde2d80 r6:83018200 r5:851b638c r4:84b10100 ** 3 printk messages dropped ** [ 1335.439824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.439887][ T32] r10:00000000 r9:84b10100 r8:80287e08 r7:eac61e60 r6:84b23280 r5:849bbc00 [ 1335.439913][ T32] r4:00000001 [ 1335.439932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.440003][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1335.440042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.440092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.440121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.440160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.440185][ T32] r4:84b06100 [ 1335.440591][ T32] INFO: task kworker/1:265:4287 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.440665][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.440749][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.440793][ T32] Call trace: [ 1335.440890][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.440989][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.441017][ T32] r4:00000000 [ 1335.441037][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.441085][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.441114][ T32] 1d20: 97a5c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.441156][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.441183][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.441206][ T32] r5:80050013 r4:80239bb0 [ 1335.441246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.441354][ T32] r4:82ac21e4 [ 1335.441385][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.441428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.441449][ T32] r4:e0431dc0 [ 1335.441468][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.441509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.441553][ T32] r4:00000000 [ 1335.441576][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.441621][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.441663][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.441709][ T32] r5:00001000 r4:e0439000 [ 1335.441754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.441795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.441836][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.441877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.441926][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.441948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.441993][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.442015][ T32] r4:84aeca80 [ 1335.442033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.442094][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.442120][ T32] r4:00000001 [ 1335.442160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.442198][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.442244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.442276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.442303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.442385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.442411][ T32] r4:84b0e0c0 [ 1335.442432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.442466][ T32] INFO: task kworker/0:318:4289 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.442661][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.442919][ T32] r4:849bc800 ** 1 printk messages dropped ** [ 1335.463600][ T32] r5:849bc800 r4:8291a680 ** 2 printk messages dropped ** [ 1335.463787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 ** 5 printk messages dropped ** [ 1335.464019][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.464166][ T32] r9:83018005 r8:849bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1335.464437][ T32] r5:851b678c r4:851b6400 [ 1335.464481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.464553][ T32] r7:dddced80 r6:83018000 r5:851b678c r4:84b23300 [ 1335.464577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.464667][ T32] r4:84b23300 ** 2 printk messages dropped ** [ 1335.464826][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.464968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.465570][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.465848][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.465987][ T32] 1d20: 97fb6000 e0123000 00000001 80239b98 7f4df000 00000001 ** 4 printk messages dropped ** [ 1335.466263][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.466392][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1335.466492][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.466683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1335.466957][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1335.467063][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.467155][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.467392][ T32] INFO: task kworker/1:266:4290 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.467556][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.467754][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:849bd400 ** 2 printk messages dropped ** [ 1335.467889][ T32] r5:849bd400 r4:8291a680 [ 1335.467908][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.467945][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.467985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1335.468029][ T32] r4:00000000 [ 1335.468051][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.468096][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.468147][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.468208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fd780 [ 1335.468229][ T32] r4:00000000 [ 1335.468270][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.468343][ T32] r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f113000 [ 1335.468389][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.468434][ T32] r5:00001000 r4:eae9b000 [ 1335.468454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.468515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.468562][ T32] r5:8515c78c r4:8515c400 [ 1335.468581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.468626][ T32] r7:ddde2d80 r6:83018200 r5:8515c78c r4:84b10180 [ 1335.468646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.468738][ T32] r10:61c88647 r9:849bd400 r8:84b101ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.468785][ T32] r4:84b10180 [ 1335.468828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.468875][ T32] r10:00000000 r9:84b10180 r8:80287e08 r7:eac61e60 r6:84b23400 r5:849bd400 [ 1335.468897][ T32] r4:00000001 [ 1335.468915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.468971][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1335.468999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.469048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.469086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.469117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.469139][ T32] r4:84b060c0 [ 1335.469398][ T32] INFO: task kworker/1:266:4290 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.469438][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.469497][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.469539][ T32] Call trace: [ 1335.469569][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.469618][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.469664][ T32] r4:00000000 [ 1335.469709][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.469753][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.469796][ T32] 1d20: 97fb6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.469853][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.469880][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.469927][ T32] r5:80050013 r4:80239bb0 [ 1335.469951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.470013][ T32] r4:82ac21e4 [ 1335.470037][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.470088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.470132][ T32] r4:e0431dc0 [ 1335.470156][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1335.470439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.470828][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1335.471118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.471500][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000113 r6:eac51d8c r5:849be000 ** 9 printk messages dropped ** [ 1335.471868][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.472201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.472356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.472734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.498304][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.498701][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1335.499063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1335.499559][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.499813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.500130][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.500371][ T32] r5:849bec00 r4:8291a680 ** 6 printk messages dropped ** [ 1335.500675][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.500997][ T32] r5:851b778c r4:851b7400 ** 1 printk messages dropped ** [ 1335.501060][ T32] r7:dddced80 r6:83018000 r5:851b778c r4:84b23580 ** 6 printk messages dropped ** [ 1335.501283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.502013][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.502236][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.502286][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.502321][ T32] 1d20: 983fc000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.502354][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.502384][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.502438][ T32] r5:80050013 r4:80239bb0 [ 1335.502480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.502540][ T32] r4:82ac21e4 [ 1335.502568][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.502619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.502669][ T32] r4:e0431dc0 [ 1335.502694][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.502750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.502779][ T32] r4:00000000 [ 1335.502803][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.502860][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.502919][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.519440][ T32] r5:00001000 r4:e0439000 [ 1335.519490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.519558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.519617][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.519641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.519712][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.519736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.519794][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.519818][ T32] r4:84aeca80 [ 1335.519838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.519883][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.519906][ T32] r4:00000001 [ 1335.519926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.519962][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.520022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.520053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.520087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.520136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.520206][ T32] r4:84b0e0c0 [ 1335.520233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.520263][ T32] INFO: task kworker/0:321:4297 blocked for more than 462 seconds. [ 1335.520297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.520349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.520398][ T32] task:kworker/0:321 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.520458][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.520550][ T32] Call trace: [ 1335.520649][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.520705][ T32] r10:8291a684 r9:eac95d84 r8:00000002 r7:60000113 r6:eac95d8c r5:849b8c00 [ 1335.520727][ T32] r4:849b8c00 [ 1335.520747][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.520803][ T32] r5:849b8c00 r4:8291a680 [ 1335.520826][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.520886][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.520931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 [ 1335.520952][ T32] r4:00000000 [ 1335.520986][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.521026][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.521091][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.521138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdf000 [ 1335.521160][ T32] r4:00000000 [ 1335.521179][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.521224][ T32] r9:83018005 r8:849b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1335.521245][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.521285][ T32] r5:00001000 r4:eac91000 [ 1335.521326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.521365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.521407][ T32] r5:851b738c r4:851b7000 [ 1335.521426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.521471][ T32] r7:dddced80 r6:83018000 r5:851b738c r4:84b23680 [ 1335.521513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.521564][ T32] r10:61c88647 r9:849b8c00 r8:84b236ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.521609][ T32] r4:84b23680 [ 1335.521651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.521698][ T32] r10:00000000 r9:84b23680 r8:80287e08 r7:eac89e60 r6:84b23700 r5:849b8c00 [ 1335.521762][ T32] r4:00000001 [ 1335.521805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.521863][ T32] Exception stack(0xeac95fb0 to 0xeac95ff8) [ 1335.521914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.521946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.521987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.522020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.522090][ T32] r4:84bdf280 [ 1335.522593][ T32] INFO: task kworker/0:321:4297 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.522654][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.522751][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.522794][ T32] Call trace: [ 1335.522855][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1335.533461][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1335.533816][ T32] r4:e0431dc0 ** 6 printk messages dropped ** [ 1335.534078][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1335.534451][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.534780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.535289][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.535702][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.535937][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.536266][ T32] r5:851b7f8c r4:851b7c00 [ 1335.536309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.536357][ T32] r7:dddced80 r6:83018000 r5:851b7f8c r4:84b23780 [ 1335.536378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.536425][ T32] r10:61c88647 r9:848e3000 r8:84b237ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.536447][ T32] r4:84b23780 [ 1335.536483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.536530][ T32] r10:00000000 r9:84b23780 r8:80287e08 r7:eac89e60 r6:84b23800 r5:848e3000 [ 1335.536553][ T32] r4:00000001 [ 1335.536581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.536620][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1335.536667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.536698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.536725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.536775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.536821][ T32] r4:84bdf100 [ 1335.537248][ T32] INFO: task kworker/0:322:4299 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.537308][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.537372][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.537450][ T32] Call trace: [ 1335.537500][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.537581][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.537629][ T32] r4:00000000 [ 1335.537651][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.537713][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.537765][ T32] 1d20: 98b54000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.537796][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.537821][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.537845][ T32] r5:80050013 r4:80239bb0 [ 1335.537865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.537907][ T32] r4:82ac21e4 [ 1335.537928][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.537969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.537990][ T32] r4:e0431dc0 [ 1335.538009][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.538049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.538121][ T32] r4:00000000 [ 1335.538145][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.538195][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.538216][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.538259][ T32] r5:00001000 r4:e0439000 [ 1335.538310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.538355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.538397][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.538440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.538489][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.538510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.538556][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.538578][ T32] r4:84aeca80 [ 1335.538597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.538640][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.538662][ T32] r4:00000001 [ 1335.538713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.538750][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.538777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.538825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.538855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.538883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1335.539052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.539473][ T32] r5:8517e000 r4:8291a680 ** 6 printk messages dropped ** [ 1335.539731][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.540089][ T32] r5:851b7b8c r4:851b7800 [ 1335.540108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.540245][ T32] r10:61c88647 r9:8517e000 r8:84b238ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.540581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.541216][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.541577][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.541720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1335.542147][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.542170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.542215][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.542237][ T32] r4:84aeca80 [ 1335.542276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.542326][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.542349][ T32] r4:00000001 [ 1335.542368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.542401][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.542448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.542478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.542504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.542541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.542589][ T32] r4:84b0e0c0 [ 1335.542658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.542686][ T32] INFO: task kworker/0:324:4303 blocked for more than 462 seconds. [ 1335.542714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.542738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1335.566069][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1335.566419][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.566879][ T32] r5:851c478c r4:851c4400 [ 1335.566922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.567080][ T32] r4:84b23980 ** 4 printk messages dropped ** [ 1335.567275][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) ** 6 printk messages dropped ** [ 1335.567937][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.568738][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.568979][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.569256][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1335.569555][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1335.569939][ T32] INFO: task kworker/0:325:4304 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1335.570255][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.570580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdf600 ** 7 printk messages dropped ** [ 1335.570848][ T32] r5:851c438c r4:851c4000 ** 3 printk messages dropped ** [ 1335.570975][ T32] r10:61c88647 r9:85213000 r8:84b23a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.571266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.571912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.572129][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.572152][ T32] r5:80050013 r4:80239bb0 [ 1335.572172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.572211][ T32] r4:82ac21e4 [ 1335.572253][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.572298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.572328][ T32] r4:e0431dc0 [ 1335.572346][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.572408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.572453][ T32] r4:00000000 [ 1335.572475][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.572545][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.572569][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.572634][ T32] r5:00001000 r4:e0439000 [ 1335.572656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.572695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.572736][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.572754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.572800][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.572842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.572891][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.572923][ T32] r4:84aeca80 [ 1335.572978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.592020][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.592100][ T32] r4:00000001 [ 1335.592130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.592190][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.592221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.592249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.592317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.592350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.592374][ T32] r4:84b0e0c0 [ 1335.592398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.592428][ T32] INFO: task kworker/0:326:4306 blocked for more than 462 seconds. [ 1335.592462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.592529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.592616][ T32] task:kworker/0:326 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.592702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.592792][ T32] Call trace: [ 1335.592828][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.592901][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:85216000 [ 1335.592927][ T32] r4:85216000 [ 1335.592975][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.593894][ T32] r5:85216000 r4:8291a680 [ 1335.593930][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.594006][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.594055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1335.594099][ T32] r4:00000000 [ 1335.594122][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.594158][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.594197][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.594238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850831c0 [ 1335.594260][ T32] r4:00000000 [ 1335.594300][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.594371][ T32] r9:83018005 r8:85216000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1335.594459][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.594507][ T32] r5:00001000 r4:ead19000 [ 1335.594527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.594566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.594648][ T32] r5:851c638c r4:851c6000 [ 1335.594673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.594761][ T32] r7:dddced80 r6:83018000 r5:851c638c r4:84b23a80 [ 1335.594796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.594867][ T32] r10:61c88647 r9:85216000 r8:84b23aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.594957][ T32] r4:84b23a80 [ 1335.594979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.595027][ T32] r10:00000000 r9:84b23a80 r8:80287e08 r7:eacc1e60 r6:84b10300 r5:85216000 [ 1335.595049][ T32] r4:00000001 [ 1335.595068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.595112][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1335.595141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.595192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.595222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.595271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.595313][ T32] r4:84bdf3c0 ** 2 printk messages dropped ** [ 1335.595953][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.596273][ T32] 1d20: 9935e000 e0123000 00000001 80239b98 7f4df000 00000001 ** 9 printk messages dropped ** [ 1335.596632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 10 printk messages dropped ** [ 1335.597050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.597271][ T32] r4:00000001 [ 1335.597310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.597347][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.597372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.597400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.597425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.597455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.597476][ T32] r4:84b0e0c0 [ 1335.597497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.597547][ T32] INFO: task kworker/0:327:4308 blocked for more than 462 seconds. [ 1335.597611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.597660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.597682][ T32] task:kworker/0:327 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.597727][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.597799][ T32] Call trace: [ 1335.597849][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.597896][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000013 r6:eace1d8c r5:85211800 [ 1335.597918][ T32] r4:85211800 [ 1335.597937][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.597978][ T32] r5:85211800 r4:8291a680 [ 1335.597998][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.598056][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.598110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1335.598132][ T32] r4:00000000 [ 1335.598150][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.598185][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.598219][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.598259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdf900 [ 1335.598289][ T32] r4:00000000 [ 1335.598333][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.598403][ T32] r9:83018005 r8:85211800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1335.598436][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.598480][ T32] r5:00001000 r4:eacd9000 [ 1335.598509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.598551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.598592][ T32] r5:851c4b8c r4:851c4800 [ 1335.598611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.598655][ T32] r7:dddced80 r6:83018000 r5:851c4b8c r4:84b23b00 [ 1335.598677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.598744][ T32] r10:61c88647 r9:85211800 r8:84b23b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.598770][ T32] r4:84b23b00 [ 1335.598789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.598834][ T32] r10:00000000 r9:84b23b00 r8:80287e08 r7:eacd1e60 r6:84b10380 r5:85211800 [ 1335.598857][ T32] r4:00000001 [ 1335.598875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.598910][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1335.598946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.598976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.599003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.599053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.599087][ T32] r4:84bdf6c0 [ 1335.599317][ T32] INFO: task kworker/0:327:4308 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 4 printk messages dropped ** [ 1335.599640][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.599947][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.600121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 10 printk messages dropped ** [ 1335.600549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.600894][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.601358][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.601666][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.601834][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.602144][ T32] r5:851c4f8c r4:851c4c00 [ 1335.602164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.602341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.602653][ T32] r4:84bdf840 ** 5 printk messages dropped ** [ 1335.633979][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.634503][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.634803][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.635046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.635382][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.635622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1335.635899][ T32] task:kworker/0:329 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.635949][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.636057][ T32] Call trace: [ 1335.636106][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.636199][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:849b0c00 [ 1335.636226][ T32] r4:849b0c00 [ 1335.636310][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.636356][ T32] r5:849b0c00 r4:8291a680 [ 1335.636398][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.636441][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.636483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1335.636526][ T32] r4:00000000 [ 1335.636549][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.636583][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.636618][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.636657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdfb80 [ 1335.636678][ T32] r4:00000000 [ 1335.636708][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.636753][ T32] r9:83018005 r8:849b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1335.636774][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.636814][ T32] r5:00001000 r4:eacf1000 [ 1335.636875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.636919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.636961][ T32] r5:851c538c r4:851c5000 [ 1335.637001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.637071][ T32] r7:dddced80 r6:83018000 r5:851c538c r4:84b23c80 [ 1335.637102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.637149][ T32] r10:61c88647 r9:849b0c00 r8:84b23cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.637171][ T32] r4:84b23c80 [ 1335.637189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.637231][ T32] r10:00000000 r9:84b23c80 r8:80287e08 r7:eacd1e60 r6:84b23d00 r5:849b0c00 [ 1335.637276][ T32] r4:00000001 [ 1335.637326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.637366][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1335.637442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.637474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.637543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.637574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.637612][ T32] r4:84bdf980 [ 1335.638046][ T32] INFO: task kworker/0:329:4312 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.638097][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.638191][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.638268][ T32] Call trace: [ 1335.638299][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.638349][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.638394][ T32] r4:00000000 [ 1335.638418][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.638459][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.638510][ T32] 1d20: 99a3d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.638565][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.638614][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.638640][ T32] r5:80050013 r4:80239bb0 [ 1335.638661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.638703][ T32] r4:82ac21e4 [ 1335.638722][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.638763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 5 printk messages dropped ** [ 1335.638943][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 11 printk messages dropped ** [ 1335.639404][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1335.639713][ T32] r4:84b0e0c0 ** 4 printk messages dropped ** [ 1335.639898][ T32] task:kworker/0:330 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.640531][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.640887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.641109][ T32] r10:61c88647 r9:849b1800 r8:84b23dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.641490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.642101][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.642454][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.642657][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.642993][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1335.663865][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1335.664239][ T32] INFO: task kworker/0:331:4317 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.664597][ T32] r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:849b2400 ** 9 printk messages dropped ** [ 1335.664906][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.665279][ T32] r5:851c5b8c r4:851c5800 ** 1 printk messages dropped ** [ 1335.665412][ T32] r7:dddced80 r6:83018000 r5:851c5b8c r4:84b23e80 ** 6 printk messages dropped ** [ 1335.665677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1335.665859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.665905][ T32] r4:84bdfe00 [ 1335.666334][ T32] INFO: task kworker/0:331:4317 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.666373][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.666452][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.666505][ T32] Call trace: [ 1335.666534][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.666604][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.666650][ T32] r4:00000000 [ 1335.666672][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.666733][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.666765][ T32] 1d20: 99e59000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.666794][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.666818][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.666841][ T32] r5:80050013 r4:80239bb0 [ 1335.666862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.666903][ T32] r4:82ac21e4 [ 1335.666943][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.666988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.667027][ T32] r4:e0431dc0 [ 1335.667049][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.667103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.667127][ T32] r4:00000000 [ 1335.667167][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.667219][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.667240][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.667301][ T32] r5:00001000 r4:e0439000 [ 1335.667325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.667406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.667450][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.667469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.667523][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.667547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.667626][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.667652][ T32] r4:84aeca80 [ 1335.667671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.667716][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.667739][ T32] r4:00000001 [ 1335.667782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.667819][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.667866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.667918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.667948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.668014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.668054][ T32] r4:84b0e0c0 [ 1335.668082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.668108][ T32] INFO: task kworker/0:332:4318 blocked for more than 462 seconds. [ 1335.668136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.668159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.668179][ T32] task:kworker/0:332 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.668222][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.668262][ T32] Call trace: [ 1335.668290][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.668336][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:849b3000 [ 1335.668358][ T32] r4:849b3000 [ 1335.668376][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.668441][ T32] r5:849b3000 r4:8291a680 [ 1335.668475][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.668544][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.668589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1335.668612][ T32] r4:00000000 [ 1335.668652][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.668688][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.668722][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.668760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083040 [ 1335.668782][ T32] r4:00000000 [ 1335.668800][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1335.669064][ T32] r5:851c5f8c r4:851c5c00 [ 1335.669107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.669241][ T32] r10:61c88647 r9:849b3000 r8:84b23fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.669596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.670234][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.670566][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.670774][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.670984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.671397][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.671615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.671969][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000013 r6:ead1dd8c r5:849b5400 ** 9 printk messages dropped ** [ 1335.672396][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.672697][ T32] r5:851c6f8c r4:851c6c00 ** 1 printk messages dropped ** [ 1335.672760][ T32] r7:dddced80 r6:83018000 r5:851c6f8c r4:85082080 ** 6 printk messages dropped ** [ 1335.703903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.704698][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.704902][ T32] r4:00000000 [ 1335.704926][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.704968][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.704996][ T32] 1d20: 9a534000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.705040][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.705097][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.705126][ T32] r5:80050013 r4:80239bb0 [ 1335.705146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.705210][ T32] r4:82ac21e4 [ 1335.705234][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.705277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.705369][ T32] r4:e0431dc0 [ 1335.705395][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.705461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.705530][ T32] r4:00000000 [ 1335.705617][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.705686][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.705712][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.705790][ T32] r5:00001000 r4:e0439000 [ 1335.705857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.705906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.706013][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.706068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.706182][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.706209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.706605][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1335.707596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 ** 12 printk messages dropped ** [ 1335.708181][ T32] r5:851c678c r4:851c6400 ** 11 printk messages dropped ** [ 1335.708678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 25 printk messages dropped ** [ 1335.710121][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 23 printk messages dropped ** [ 1335.711288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 23 printk messages dropped ** [ 1335.712315][ T32] r5:851c6b8c r4:851c6800 ** 1 printk messages dropped ** [ 1335.712415][ T32] r7:dddced80 r6:83018000 r5:851c6b8c r4:85082280 [ 1335.712444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.712490][ T32] r10:61c88647 r9:849b6c00 r8:850822ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.712514][ T32] r4:85082280 [ 1335.712553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.712602][ T32] r10:00000000 r9:85082280 r8:80287e08 r7:ead1de60 r6:85082300 r5:849b6c00 [ 1335.712654][ T32] r4:00000001 [ 1335.712677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.712712][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1335.712747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.712777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.712804][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.712856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.712882][ T32] r4:85083880 ** 2 printk messages dropped ** [ 1335.736339][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1335.737433][ T32] r4:e0431dc0 ** 13 printk messages dropped ** [ 1335.738203][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1335.739182][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.739605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 ** 7 printk messages dropped ** [ 1335.740031][ T32] r9:83018005 r8:851a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 12 printk messages dropped ** [ 1335.740596][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1335.741480][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1335.741891][ T32] r4:82ac21e4 [ 1335.741911][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.741963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.741988][ T32] r4:e0431dc0 [ 1335.742007][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.742048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.742073][ T32] r4:00000000 [ 1335.742093][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.742137][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.742223][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.742268][ T32] r5:00001000 r4:e0439000 [ 1335.742288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.742367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.742412][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.742431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.742476][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.742497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.742594][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.742619][ T32] r4:84aeca80 [ 1335.742640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.742761][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.742852][ T32] r4:00000001 [ 1335.742874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.742911][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.763470][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.763751][ T32] INFO: task kworker/0:337:4331 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.764148][ T32] r10:8291a684 r9:ead59d84 r8:00000002 r7:60000113 r6:ead59d8c r5:851a3000 ** 8 printk messages dropped ** [ 1335.764527][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.764909][ T32] r5:851d038c r4:851d0000 ** 1 printk messages dropped ** [ 1335.765012][ T32] r7:dddced80 r6:83018000 r5:851d038c r4:85082480 ** 5 printk messages dropped ** [ 1335.765362][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.765555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1335.766063][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.766133][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.766175][ T32] Call trace: [ 1335.766204][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.766275][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.766346][ T32] r4:00000000 [ 1335.766379][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.766444][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.766477][ T32] 1d20: 9ad81000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.766514][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.766562][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.766589][ T32] r5:80050013 r4:80239bb0 [ 1335.766632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.766676][ T32] r4:82ac21e4 [ 1335.766717][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.766764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.766788][ T32] r4:e0431dc0 [ 1335.766807][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.766865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.766890][ T32] r4:00000000 [ 1335.766947][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.766995][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.767018][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.767060][ T32] r5:00001000 r4:e0439000 [ 1335.767084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.767124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.767164][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.767207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.767256][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.767277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.767348][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.767392][ T32] r4:84aeca80 [ 1335.767471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.767527][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.767552][ T32] r4:00000001 [ 1335.767600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.767639][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.767665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.767734][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.767768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.767796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.767817][ T32] r4:84b0e0c0 [ 1335.767838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.767862][ T32] INFO: task kworker/0:338:4332 blocked for more than 462 seconds. [ 1335.767890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.767913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.767942][ T32] task:kworker/0:338 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.768064][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.768117][ T32] Call trace: [ 1335.768223][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.768274][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:851a1800 [ 1335.768300][ T32] r4:851a1800 [ 1335.768350][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.768396][ T32] r5:851a1800 r4:8291a680 [ 1335.768449][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.768492][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.768565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1335.768590][ T32] r4:00000000 [ 1335.768609][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.768685][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.768722][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.768762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083ac0 [ 1335.768785][ T32] r4:00000000 [ 1335.768861][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.768945][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.768970][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.769013][ T32] r5:00001000 r4:ead4b000 [ 1335.769031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.769108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.769154][ T32] r5:851c778c r4:851c7400 [ 1335.769204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.769285][ T32] r7:dddced80 r6:83018000 r5:851c778c r4:85082580 [ 1335.769368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.769450][ T32] r10:61c88647 r9:851a1800 r8:850825ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.769510][ T32] r4:85082580 [ 1335.769558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.769662][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.769847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1335.769897][ T32] r4:850839c0 ** 2 printk messages dropped ** [ 1335.770268][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.770457][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.770551][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1335.770671][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1335.770789][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.770911][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1335.770993][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.771114][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1335.771455][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1335.771589][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1335.771815][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.771897][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.772107][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1335.772219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.772349][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.772722][ T32] r5:851a3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1335.793875][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.794273][ T32] r5:851c7b8c r4:851c7800 [ 1335.794292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.794458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.794502][ T32] r10:00000000 r9:85082680 r8:80287e08 r7:ead59e60 r6:85082700 r5:851a3c00 [ 1335.794524][ T32] r4:00000001 [ 1335.794544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.794582][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1335.794612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.794640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.794665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.794692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.794714][ T32] r4:85083c00 [ 1335.795160][ T32] INFO: task kworker/0:339:4333 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.795235][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.795310][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.795411][ T32] Call trace: [ 1335.795477][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.795568][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.795621][ T32] r4:00000000 [ 1335.795645][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.795685][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.795746][ T32] 1d20: 9b3e0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.795801][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.795861][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.795917][ T32] r5:80050013 r4:80239bb0 [ 1335.795978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.796026][ T32] r4:82ac21e4 [ 1335.796047][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.796125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.796151][ T32] r4:e0431dc0 [ 1335.796170][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.796235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.796293][ T32] r4:00000000 [ 1335.796317][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.796369][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.796391][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.796466][ T32] r5:00001000 r4:e0439000 [ 1335.796521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.796562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.796629][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.796651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.796698][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.796719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.796797][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.796852][ T32] r4:84aeca80 [ 1335.796912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.796997][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.797045][ T32] r4:00000001 [ 1335.797088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.797125][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.797152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.797190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.797249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.797319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.797370][ T32] r4:84b0e0c0 [ 1335.797425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.797521][ T32] INFO: task kworker/0:340:4335 blocked for more than 462 seconds. [ 1335.797562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.797588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.797610][ T32] task:kworker/0:340 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.797701][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.797783][ T32] Call trace: [ 1335.797865][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.797995][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:851a0000 [ 1335.798093][ T32] r4:851a0000 [ 1335.798128][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.798176][ T32] r5:851a0000 r4:8291a680 [ 1335.798196][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.798234][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.798302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 1335.798348][ T32] r4:00000000 [ 1335.798370][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.798405][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.798474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1335.798792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.798917][ T32] r5:851c7f8c r4:851c7c00 ** 1 printk messages dropped ** [ 1335.798981][ T32] r7:dddced80 r6:83018000 r5:851c7f8c r4:85082780 ** 6 printk messages dropped ** [ 1335.799376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.799550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.799936][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.800517][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1335.800958][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.801197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.801690][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.801887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.802287][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:851a4800 ** 9 printk messages dropped ** [ 1335.802696][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.833677][ T32] r5:851d0b8c r4:851d0800 [ 1335.833701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.833928][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.834099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.834926][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1335.835457][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1335.835608][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 9 printk messages dropped ** [ 1335.835956][ T32] r4:84aeca80 [ 1335.835993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.836042][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.836065][ T32] r4:00000001 [ 1335.836112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.836150][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.836207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.836270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.836312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.836347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.836370][ T32] r4:84b0e0c0 [ 1335.836391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.836432][ T32] INFO: task kworker/0:342:4339 blocked for more than 462 seconds. [ 1335.836468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.836494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.836514][ T32] task:kworker/0:342 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.836591][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.836640][ T32] Call trace: [ 1335.836672][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.836749][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000013 r6:ead81d8c r5:851a6000 [ 1335.836787][ T32] r4:851a6000 [ 1335.836825][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.836889][ T32] r5:851a6000 r4:8291a680 [ 1335.836926][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.836969][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.837011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1335.837032][ T32] r4:00000000 [ 1335.837050][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.837120][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.837175][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.837217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a380 [ 1335.837239][ T32] r4:00000000 [ 1335.837312][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.837478][ T32] r9:83018005 r8:851a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1335.837553][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.837604][ T32] r5:00001000 r4:ead77000 [ 1335.837666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.837708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.837752][ T32] r5:851d078c r4:851d0400 [ 1335.837823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.837873][ T32] r7:dddced80 r6:83018000 r5:851d078c r4:85082980 [ 1335.837925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.837974][ T32] r10:61c88647 r9:851a6000 r8:850829ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.837998][ T32] r4:85082980 [ 1335.838018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.838109][ T32] r10:00000000 r9:85082980 r8:80287e08 r7:ead71e60 r6:85082a00 r5:851a6000 [ 1335.838135][ T32] r4:00000001 [ 1335.838232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838291][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1335.838363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.838413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.838453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.838484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.838508][ T32] r4:8508a340 [ 1335.838750][ T32] INFO: task kworker/0:342:4339 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.838820][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.838901][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.838944][ T32] Call trace: [ 1335.839006][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.839060][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.839085][ T32] r4:00000000 [ 1335.839104][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.839142][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.839170][ T32] 1d20: 9c03e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.839232][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.839260][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.839283][ T32] r5:80050013 r4:80239bb0 [ 1335.839304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.839379][ T32] r4:82ac21e4 [ 1335.839402][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.839446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.839470][ T32] r4:e0431dc0 [ 1335.839519][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.839564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.839587][ T32] r4:00000000 [ 1335.839635][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.839715][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 7 printk messages dropped ** [ 1335.840109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.840554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.840839][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.841283][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.841966][ T32] r5:00001000 r4:ead87000 ** 2 printk messages dropped ** [ 1335.842064][ T32] r5:851d0f8c r4:851d0c00 ** 3 printk messages dropped ** [ 1335.842240][ T32] r10:61c88647 r9:851a6c00 r8:85082aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.842524][ T32] Exception stack(0xead41fb0 to 0xead41ff8) ** 6 printk messages dropped ** [ 1335.865583][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.865660][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.865723][ T32] Call trace: [ 1335.865813][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.865900][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.865970][ T32] r4:00000000 [ 1335.865994][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.866048][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.866077][ T32] 1d20: 9c692000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.866107][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.866131][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.866192][ T32] r5:80050013 r4:80239bb0 [ 1335.866234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.866299][ T32] r4:82ac21e4 [ 1335.866319][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.866404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.866430][ T32] r4:e0431dc0 [ 1335.866449][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.866491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.866547][ T32] r4:00000000 [ 1335.866599][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.866648][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.866670][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.866746][ T32] r5:00001000 r4:e0439000 [ 1335.866770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.866844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.866890][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.866949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.867000][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.867021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.867068][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.867090][ T32] r4:84aeca80 [ 1335.867138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.867188][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.867211][ T32] r4:00000001 [ 1335.867278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.867317][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.867350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.867385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.867489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.867526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.867549][ T32] r4:84b0e0c0 [ 1335.867574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.867630][ T32] INFO: task kworker/0:344:4343 blocked for more than 462 seconds. [ 1335.867713][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.867742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.867802][ T32] task:kworker/0:344 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.867883][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.867930][ T32] Call trace: [ 1335.867987][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.868039][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000113 r6:ead95d8c r5:849b3c00 [ 1335.868062][ T32] r4:849b3c00 [ 1335.868082][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.868124][ T32] r5:849b3c00 r4:8291a680 [ 1335.868143][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.868183][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.868223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1335.868257][ T32] r4:00000000 [ 1335.868311][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.868401][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.868442][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.868482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508abc0 [ 1335.868531][ T32] r4:00000000 [ 1335.868590][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.868636][ T32] r9:83018005 r8:849b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1335.868673][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.868771][ T32] r5:00001000 r4:ead9f000 [ 1335.868823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.868867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.868949][ T32] r5:851d178c r4:851d1400 [ 1335.869048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.869125][ T32] r7:dddced80 r6:83018000 r5:851d178c r4:85082b80 ** 1 printk messages dropped ** [ 1335.869248][ T32] r10:61c88647 r9:849b3c00 r8:85082bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1335.869634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.870554][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.870775][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1335.871247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.871287][ T32] r4:00000000 [ 1335.871345][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.871428][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.871452][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.871531][ T32] r5:00001000 r4:e0439000 [ 1335.871553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.871591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.871632][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.871651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.871696][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.871718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.871764][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.871826][ T32] r4:84aeca80 [ 1335.871851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.871913][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.871950][ T32] r4:00000001 [ 1335.871987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.872064][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.872127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.872177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.872205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.872261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.872303][ T32] r4:84b0e0c0 [ 1335.872332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.872389][ T32] INFO: task kworker/0:345:4344 blocked for more than 462 seconds. [ 1335.872421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.872446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.872466][ T32] task:kworker/0:345 state:D stack:0 pid:4344 tgid:4344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.872620][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.872719][ T32] Call trace: [ 1335.872787][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.872839][ T32] r10:8291a684 r9:ead9dd84 r8:00000002 r7:60000113 r6:ead9dd8c r5:849b4800 [ 1335.872862][ T32] r4:849b4800 [ 1335.872881][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.872923][ T32] r5:849b4800 r4:8291a680 [ 1335.895275][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.895416][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.895465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1335.895489][ T32] r4:00000000 [ 1335.895541][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.895610][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.895653][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.895694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508a980 [ 1335.895716][ T32] r4:00000000 [ 1335.895734][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.895804][ T32] r9:83018005 r8:849b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1335.895862][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895944][ T32] r5:00001000 r4:ead8d000 [ 1335.895969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.896010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.896053][ T32] r5:851d138c r4:851d1000 [ 1335.896116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896200][ T32] r7:dddced80 r6:83018000 r5:851d138c r4:85082c80 ** 1 printk messages dropped ** [ 1335.896321][ T32] r10:61c88647 r9:849b4800 r8:85082cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.896698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.897286][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.897607][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.897704][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 3 printk messages dropped ** [ 1335.897851][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.898127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1335.898618][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 6 printk messages dropped ** [ 1335.898917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.899238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.899720][ T32] r4:85208000 ** 4 printk messages dropped ** [ 1335.899942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 ** 8 printk messages dropped ** [ 1335.900343][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.900524][ T32] r5:851d1b8c r4:851d1800 ** 4 printk messages dropped ** [ 1335.900745][ T32] r4:85082d80 ** 4 printk messages dropped ** [ 1335.900920][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) ** 6 printk messages dropped ** [ 1335.901513][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.902089][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.902317][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.902685][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1335.902883][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.902911][ T32] r4:84aeca80 [ 1335.902984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.926073][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.926135][ T32] r4:00000001 [ 1335.926159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.926222][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.926254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.926315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.926379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.926412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.926435][ T32] r4:84b0e0c0 [ 1335.926460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.926526][ T32] INFO: task kworker/0:347:4349 blocked for more than 462 seconds. [ 1335.926563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.926589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.926638][ T32] task:kworker/0:347 state:D stack:0 pid:4349 tgid:4349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.926701][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.926782][ T32] Call trace: [ 1335.926817][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.926928][ T32] r10:8291a684 r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:85208c00 [ 1335.926969][ T32] r4:85208c00 [ 1335.926992][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.927068][ T32] r5:85208c00 r4:8291a680 [ 1335.927097][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.927140][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.927201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 1335.927227][ T32] r4:00000000 [ 1335.927247][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.927313][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.927370][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.927460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ae40 [ 1335.927523][ T32] r4:00000000 [ 1335.927576][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.927628][ T32] r9:83018005 r8:85208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1335.927650][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.927693][ T32] r5:00001000 r4:eadb3000 [ 1335.927743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.927818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.927864][ T32] r5:851d1f8c r4:851d1c00 [ 1335.927885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.927931][ T32] r7:dddced80 r6:83018000 r5:851d1f8c r4:85082e80 [ 1335.927952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.927997][ T32] r10:61c88647 r9:85208c00 r8:85082eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.928019][ T32] r4:85082e80 [ 1335.928038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.928110][ T32] r10:00000000 r9:85082e80 r8:80287e08 r7:eada9e60 r6:85082f00 r5:85208c00 [ 1335.928146][ T32] r4:00000001 [ 1335.928194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.928238][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1335.928265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.928293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.928318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.928390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.928447][ T32] r4:8508aa40 [ 1335.928857][ T32] INFO: task kworker/0:347:4349 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.928894][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.929486][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1335.929752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 3 printk messages dropped ** [ 1335.929910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.930053][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1335.930225][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1335.930400][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.930516][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.930673][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1335.930795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.930886][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.931104][ T32] r4:85209800 ** 3 printk messages dropped ** [ 1335.931308][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.931480][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.931759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.932025][ T32] r10:61c88647 r9:85209800 r8:85082fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.932432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.944597][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 7 printk messages dropped ** [ 1335.944965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1335.945419][ T32] r5:00001000 r4:e0439000 [ 1335.945440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.945479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.945522][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.945542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.945589][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.945651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.945702][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.945745][ T32] r4:84aeca80 [ 1335.945767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.945813][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.945872][ T32] r4:00000001 [ 1335.945896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.945931][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.945957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.946015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.946067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.946114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.946141][ T32] r4:84b0e0c0 [ 1335.946166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.946208][ T32] INFO: task kworker/0:349:4353 blocked for more than 462 seconds. [ 1335.946243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.946268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.946289][ T32] task:kworker/0:349 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.946393][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.946469][ T32] Call trace: [ 1335.946505][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.946554][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:8520a400 [ 1335.946614][ T32] r4:8520a400 [ 1335.946638][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.946680][ T32] r5:8520a400 r4:8291a680 [ 1335.946728][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.946816][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.946878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1335.946905][ T32] r4:00000000 [ 1335.946957][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.947010][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.947051][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.947092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7240 [ 1335.947146][ T32] r4:00000000 [ 1335.947198][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.947245][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [ 1335.947270][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.947337][ T32] r5:00001000 r4:eadc7000 [ 1335.947366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.947451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947507][ T32] r5:851d278c r4:851d2400 [ 1335.947530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.947576][ T32] r7:dddced80 r6:83018000 r5:851d278c r4:851e6080 [ 1335.947626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.947676][ T32] r10:61c88647 r9:8520a400 r8:851e60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.947727][ T32] r4:851e6080 [ 1335.947750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.947795][ T32] r10:00000000 r9:851e6080 r8:80287e08 r7:eadbde60 r6:851e6100 r5:8520a400 [ 1335.947818][ T32] r4:00000001 [ 1335.947836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.947903][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1335.947932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.947961][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.947989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.948028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.948053][ T32] r4:851e7000 [ 1335.948529][ T32] INFO: task kworker/0:349:4353 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1335.948578][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.948640][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.948719][ T32] Call trace: [ 1335.948763][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.948816][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1335.948872][ T32] r4:00000000 [ 1335.948897][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.948938][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1335.949023][ T32] 1d20: 9d57e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1335.949076][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1335.949104][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.949128][ T32] r5:80050013 r4:80239bb0 [ 1335.949150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.949191][ T32] r4:82ac21e4 [ 1335.949210][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.949251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.949273][ T32] r4:e0431dc0 [ 1335.949332][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.949434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.949490][ T32] r4:00000000 [ 1335.949512][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.949558][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.949580][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.949621][ T32] r5:00001000 r4:e0439000 [ 1335.949680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.949736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.949816][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.949895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.949975][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.950000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.950088][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.950117][ T32] r4:84aeca80 [ 1335.950163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.950246][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.950288][ T32] r4:00000001 [ 1335.950341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.950381][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.950421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.950453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.950480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.950522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.950547][ T32] r4:84b0e0c0 [ 1335.950585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.950614][ T32] INFO: task kworker/0:350:4356 blocked for more than 462 seconds. [ 1335.950644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.950668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.950689][ T32] task:kworker/0:350 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.950790][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.950834][ T32] Call trace: [ 1335.950912][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.950961][ T32] r10:8291a684 r9:eadc5d84 r8:00000002 r7:60000113 r6:eadc5d8c r5:8520b000 [ 1335.951014][ T32] r4:8520b000 [ 1335.951059][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.951128][ T32] r5:8520b000 r4:8291a680 [ 1335.951149][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.951187][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.951250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1335.951287][ T32] r4:00000000 [ 1335.951309][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.951351][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.951639][ T32] r5:00001000 r4:eadcd000 ** 1 printk messages dropped ** [ 1335.951734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.952129][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.952294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.976935][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 3 printk messages dropped ** [ 1335.977210][ T32] r5:80050013 r4:80239bb0 [ 1335.977251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.977372][ T32] r4:82ac21e4 [ 1335.977420][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.977529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1335.977612][ T32] r4:e0431dc0 [ 1335.977673][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.977768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1335.977819][ T32] r4:00000000 [ 1335.977863][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.977967][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1335.978011][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.978109][ T32] r5:00001000 r4:e0439000 [ 1335.978152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.978232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.978314][ T32] r5:84b4ef8c r4:84b4ec00 [ 1335.978373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.978483][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1335.978552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.978645][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.978693][ T32] r4:84aeca80 [ 1335.978757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.978846][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1335.978897][ T32] r4:00000001 [ 1335.978933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.979005][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1335.979053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.979126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.979231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.979302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.979346][ T32] r4:84b0e0c0 [ 1335.979400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.979453][ T32] INFO: task kworker/0:351:4358 blocked for more than 462 seconds. [ 1335.979634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.979724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.979775][ T32] task:kworker/0:351 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.979925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.980018][ T32] Call trace: [ 1335.980102][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1335.980206][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:8520bc00 [ 1335.980251][ T32] r4:8520bc00 [ 1335.980300][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.980388][ T32] r5:8520bc00 r4:8291a680 [ 1335.980435][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.980520][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.980601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1335.980640][ T32] r4:00000000 [ 1335.980709][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1335.980793][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1335.980870][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1335.981006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7500 [ 1335.981065][ T32] r4:00000000 [ 1335.981112][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1335.981199][ T32] r9:83018005 r8:8520bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1335.981239][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.981503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.981581][ T32] r5:851d2f8c r4:851d2c00 ** 2 printk messages dropped ** [ 1335.981862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.982520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.003914][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1336.004253][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.004494][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.004650][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1336.004900][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 3 printk messages dropped ** [ 1336.005009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.005137][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1336.005246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.005440][ T32] INFO: task kworker/0:352:4359 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1336.005636][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.005883][ T32] r5:8520c800 r4:8291a680 ** 1 printk messages dropped ** [ 1336.005956][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.006307][ T32] r5:00001000 r4:eade1000 ** 1 printk messages dropped ** [ 1336.006423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.006787][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.006984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.007710][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1336.008155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 9 printk messages dropped ** [ 1336.008646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.008866][ T32] r4:84aeca80 [ 1336.008905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.008954][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.008997][ T32] r4:00000001 [ 1336.009019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.009054][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.009091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.009133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.009173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.009204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.009246][ T32] r4:84b0e0c0 [ 1336.009270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.009335][ T32] INFO: task kworker/0:353:4362 blocked for more than 462 seconds. [ 1336.009368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.009416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.009461][ T32] task:kworker/0:353 state:D stack:0 pid:4362 tgid:4362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.009531][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.009573][ T32] Call trace: [ 1336.009602][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.009669][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:8520d400 [ 1336.009695][ T32] r4:8520d400 [ 1336.009715][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.009777][ T32] r5:8520d400 r4:8291a680 [ 1336.009800][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.009858][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.009903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1336.009925][ T32] r4:00000000 [ 1336.009964][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.010032][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.010069][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.010110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7800 [ 1336.010133][ T32] r4:00000000 [ 1336.010152][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.010217][ T32] r9:83018005 r8:8520d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [ 1336.010241][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.010283][ T32] r5:00001000 r4:eadef000 [ 1336.010302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.010346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.010407][ T32] r5:851d378c r4:851d3400 [ 1336.010443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.010490][ T32] r7:dddced80 r6:83018000 r5:851d378c r4:851e6480 [ 1336.010510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.010575][ T32] r10:61c88647 r9:8520d400 r8:851e64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.010621][ T32] r4:851e6480 [ 1336.010663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.010731][ T32] r10:00000000 r9:851e6480 r8:80287e08 r7:eadd1e60 r6:851e6500 r5:8520d400 [ 1336.010756][ T32] r4:00000001 [ 1336.010774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.010832][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1336.010881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.010920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.010948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.010977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.011008][ T32] r4:851e75c0 [ 1336.011239][ T32] INFO: task kworker/0:353:4362 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.011274][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.011348][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.011431][ T32] Call trace: [ 1336.011497][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.011570][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.011615][ T32] r4:00000000 [ 1336.011637][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.011677][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.011704][ T32] 1d20: 9e1fe000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.011732][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.011756][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.011778][ T32] r5:80050013 r4:80239bb0 [ 1336.011808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1336.011959][ T32] r4:e0431dc0 ** 1 printk messages dropped ** [ 1336.012046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 4 printk messages dropped ** [ 1336.012208][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1336.012452][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1336.012618][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1336.012930][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1336.036036][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.036441][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.036935][ T32] r5:00001000 r4:eae0f000 ** 1 printk messages dropped ** [ 1336.036994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.037235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.037633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.038567][ T32] 1d20: 9e6f4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.038595][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.038644][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.038691][ T32] r5:80050013 r4:80239bb0 [ 1336.038714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.038754][ T32] r4:82ac21e4 [ 1336.038794][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.038879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.038924][ T32] r4:e0431dc0 [ 1336.038946][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.038988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.039010][ T32] r4:00000000 [ 1336.039029][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.039073][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.039120][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.039165][ T32] r5:00001000 r4:e0439000 [ 1336.039184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.039290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.039339][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.039360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.039405][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.039426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.039507][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.039533][ T32] r4:84aeca80 [ 1336.039552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.039599][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.039621][ T32] r4:00000001 [ 1336.039639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.039694][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.039723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.039771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.039800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.039827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.039849][ T32] r4:84b0e0c0 [ 1336.039870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.039899][ T32] INFO: task kworker/0:355:4365 blocked for more than 462 seconds. [ 1336.039954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.040003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.040026][ T32] task:kworker/0:355 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.040099][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.040177][ T32] Call trace: [ 1336.040226][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.040273][ T32] r10:8291a684 r9:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:8520ec00 [ 1336.040295][ T32] r4:8520ec00 [ 1336.040315][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.040363][ T32] r5:8520ec00 r4:8291a680 [ 1336.040382][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.040441][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.040507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 [ 1336.040553][ T32] r4:00000000 [ 1336.040583][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.040642][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.040679][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.040720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7980 [ 1336.040764][ T32] r4:00000000 [ 1336.040807][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.040854][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1336.040897][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.040961][ T32] r5:00001000 r4:eadf5000 [ 1336.041005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.041076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.041141][ T32] r5:851d3b8c r4:851d3800 [ 1336.041163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.041209][ T32] r7:dddced80 r6:83018000 r5:851d3b8c r4:851e6700 [ 1336.041250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.041314][ T32] r10:61c88647 r9:8520ec00 r8:851e672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.041343][ T32] r4:851e6700 [ 1336.041399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.041518][ T32] r10:00000000 r9:851e6700 r8:80287e08 r7:eadf9e60 r6:851e6780 r5:8520ec00 [ 1336.041556][ T32] r4:00000001 [ 1336.041578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.041635][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 1336.041694][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.042194][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.042773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1336.061554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.061903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.062194][ T32] INFO: task kworker/0:356:4367 blocked for more than 462 seconds. [ 1336.062228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.062253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.062275][ T32] task:kworker/0:356 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.062358][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.062416][ T32] Call trace: [ 1336.062483][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.062539][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000013 r6:eae0dd8c r5:851a5400 [ 1336.062573][ T32] r4:851a5400 [ 1336.062597][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.062639][ T32] r5:851a5400 r4:8291a680 [ 1336.062659][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.062701][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.062765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1336.062791][ T32] r4:00000000 [ 1336.062850][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.062888][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.062924][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.076008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e7a40 [ 1336.076090][ T32] r4:00000000 [ 1336.076143][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.076216][ T32] r9:83018005 r8:851a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1336.076239][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.076285][ T32] r5:00001000 r4:eae03000 [ 1336.076350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.076397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.076440][ T32] r5:851d3f8c r4:851d3c00 [ 1336.076470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.076523][ T32] r7:dddced80 r6:83018000 r5:851d3f8c r4:851e6580 [ 1336.076574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.076626][ T32] r10:61c88647 r9:851a5400 r8:851e65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.076669][ T32] r4:851e6580 [ 1336.076714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.076804][ T32] r10:00000000 r9:851e6580 r8:80287e08 r7:eadf9e60 r6:851e6800 r5:851a5400 [ 1336.076830][ T32] r4:00000001 [ 1336.076889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.076931][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 1336.076960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.076989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.077016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.077044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.077094][ T32] r4:851e7a80 [ 1336.077571][ T32] INFO: task kworker/0:356:4367 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.077632][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.077737][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.077791][ T32] Call trace: [ 1336.077844][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.077948][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.078012][ T32] r4:00000000 [ 1336.078040][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.078105][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.078137][ T32] 1d20: 9eff1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.078166][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.078212][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.078240][ T32] r5:80050013 r4:80239bb0 [ 1336.078278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.078329][ T32] r4:82ac21e4 [ 1336.078372][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.078418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.078461][ T32] r4:e0431dc0 ** 1 printk messages dropped ** [ 1336.078534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1336.079051][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.079463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.079918][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1336.080135][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.080266][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.080367][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.080555][ T32] r5:00001000 r4:eae15000 ** 1 printk messages dropped ** [ 1336.080637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.080679][ T32] r5:851d878c r4:851d8400 ** 2 printk messages dropped ** [ 1336.080762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1336.080892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.081115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.081821][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.082008][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.082302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 13 printk messages dropped ** [ 1336.082980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.093794][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1336.094040][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.094389][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.094847][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.094890][ T32] r5:00001000 r4:eae29000 [ 1336.094931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.094996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.095041][ T32] r5:851d8f8c r4:851d8c00 [ 1336.095061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.095106][ T32] r7:dddced80 r6:83018000 r5:851d8f8c r4:851e6980 [ 1336.095148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.095218][ T32] r10:61c88647 r9:8524a400 r8:851e69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.095243][ T32] r4:851e6980 [ 1336.095284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.095337][ T32] r10:00000000 r9:851e6980 r8:80287e08 r7:eae19e60 r6:851e6a00 r5:8524a400 [ 1336.095361][ T32] r4:00000001 [ 1336.095418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.095459][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1336.095507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.095554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.095582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.095619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.095645][ T32] r4:851e7fc0 [ 1336.096081][ T32] INFO: task kworker/0:358:4371 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.096121][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.096212][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.096287][ T32] Call trace: [ 1336.096321][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.096375][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.096397][ T32] r4:00000000 [ 1336.096416][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.096475][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.096508][ T32] 1d20: 9eff1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.096536][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.096560][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.096583][ T32] r5:80050013 r4:80239bb0 [ 1336.096603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.096644][ T32] r4:82ac21e4 [ 1336.096663][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.096713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.096738][ T32] r4:e0431dc0 [ 1336.096780][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.096847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.096873][ T32] r4:00000000 [ 1336.096914][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.096962][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.096983][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.097026][ T32] r5:00001000 r4:e0439000 [ 1336.097055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.097098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.097139][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.097158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.097202][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.097222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.097267][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.097329][ T32] r4:84aeca80 [ 1336.097382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.097477][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.097502][ T32] r4:00000001 [ 1336.097536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.097576][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.097602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.097629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.097655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.097709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.097735][ T32] r4:84b0e0c0 [ 1336.097755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.097780][ T32] INFO: task kworker/0:359:4372 blocked for more than 462 seconds. [ 1336.097808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.097831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.097890][ T32] task:kworker/0:359 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.097975][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.098022][ T32] Call trace: [ 1336.098103][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.098162][ T32] r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:85248000 [ 1336.098205][ T32] r4:85248000 [ 1336.098228][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.098271][ T32] r5:85248000 r4:8291a680 ** 2 printk messages dropped ** [ 1336.098406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 ** 9 printk messages dropped ** [ 1336.098830][ T32] r5:00001000 r4:eae23000 ** 1 printk messages dropped ** [ 1336.098935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.099119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1336.099204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.099321][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) ** 3 printk messages dropped ** [ 1336.099515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.100183][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1336.100778][ T32] r4:e0431dc0 ** 6 printk messages dropped ** [ 1336.101052][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1336.101442][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.101799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.102095][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.102523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 ** 9 printk messages dropped ** [ 1336.102869][ T32] r5:00001000 r4:eae41000 ** 1 printk messages dropped ** [ 1336.102956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.130489][ T32] r10:00000000 r9:851e6b80 r8:80287e08 r7:eae21e60 r6:851e6c00 r5:8524b000 ** 7 printk messages dropped ** [ 1336.130986][ T32] r4:851f5380 ** 2 printk messages dropped ** [ 1336.131858][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.131952][ T32] Call trace: [ 1336.132016][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.132128][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.132171][ T32] r4:00000000 [ 1336.132214][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.132288][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.132347][ T32] 1d20: 9f596000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.132403][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.132487][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.132571][ T32] r5:80050013 r4:80239bb0 [ 1336.132619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.132701][ T32] r4:82ac21e4 [ 1336.132739][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.132824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.132869][ T32] r4:e0431dc0 [ 1336.133110][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.146501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.146588][ T32] r4:00000000 [ 1336.146632][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.146753][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.146800][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.146891][ T32] r5:00001000 r4:e0439000 [ 1336.146931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.147016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.147103][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.147203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.147299][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.147348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.147438][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.147481][ T32] r4:84aeca80 [ 1336.147523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.147609][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.147676][ T32] r4:00000001 [ 1336.147725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.147828][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.147891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.147975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.148029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.148095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.148142][ T32] r4:84b0e0c0 [ 1336.148207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.148303][ T32] INFO: task kworker/0:361:4376 blocked for more than 462 seconds. [ 1336.148374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.148451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.148501][ T32] task:kworker/0:361 state:D stack:0 pid:4376 tgid:4376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.148667][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.148755][ T32] Call trace: [ 1336.148824][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.148920][ T32] r10:8291a684 r9:eae31d84 r8:00000002 r7:60000013 r6:eae31d8c r5:8524bc00 [ 1336.148965][ T32] r4:8524bc00 [ 1336.149009][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.149098][ T32] r5:8524bc00 r4:8291a680 [ 1336.149171][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.149253][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.149358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1336.149762][ T32] r4:00000000 [ 1336.149861][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.149965][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.150038][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.150124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5240 [ 1336.150178][ T32] r4:00000000 [ 1336.150214][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.150314][ T32] r9:83018005 r8:8524bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f103000 [ 1336.150361][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.150447][ T32] r5:00001000 r4:eae3b000 [ 1336.150484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.150561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.150641][ T32] r5:851d938c r4:851d9000 [ 1336.150677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.150764][ T32] r7:dddced80 r6:83018000 r5:851d938c r4:851e6c80 [ 1336.150972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.151060][ T32] r10:61c88647 r9:8524bc00 r8:851e6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.151138][ T32] r4:851e6c80 [ 1336.151175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.151263][ T32] r10:00000000 r9:851e6c80 r8:80287e08 r7:eae01e60 r6:851e6d00 r5:8524bc00 [ 1336.151302][ T32] r4:00000001 [ 1336.151346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.151416][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1336.151468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.151522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.151571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.151627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.151702][ T32] r4:851f5480 [ 1336.152343][ T32] INFO: task kworker/0:361:4376 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.152411][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.152604][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.152688][ T32] Call trace: [ 1336.153043][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.171137][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.171225][ T32] r4:00000000 [ 1336.171275][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.171392][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.171455][ T32] 1d20: 9fbbb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.171517][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.171599][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.171650][ T32] r5:80050013 r4:80239bb0 [ 1336.171763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.171880][ T32] r4:82ac21e4 [ 1336.171928][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.172009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.172052][ T32] r4:e0431dc0 [ 1336.172162][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.172249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.172303][ T32] r4:00000000 [ 1336.172342][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.172460][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.172530][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.172676][ T32] r5:00001000 r4:e0439000 [ 1336.172725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.172803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.172882][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.172924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.183878][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.183953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.184030][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.184054][ T32] r4:84aeca80 [ 1336.184083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.184135][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.184158][ T32] r4:00000001 [ 1336.184191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.184261][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.184294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.184332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.184433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.184531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.184626][ T32] r4:84b0e0c0 [ 1336.184672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.184745][ T32] INFO: task kworker/0:362:4379 blocked for more than 462 seconds. [ 1336.184823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.184876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.184929][ T32] task:kworker/0:362 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.185056][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.185160][ T32] Call trace: [ 1336.185226][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.185375][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:8524c800 [ 1336.185431][ T32] r4:8524c800 [ 1336.185470][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.185556][ T32] r5:8524c800 r4:8291a680 [ 1336.185596][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.185725][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.185855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1336.185918][ T32] r4:00000000 [ 1336.185970][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.186042][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.186121][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.186192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5680 [ 1336.186239][ T32] r4:00000000 [ 1336.186276][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.186369][ T32] r9:83018005 r8:8524c800 r7:00000000 r6:83018000 r5:00001000 r4:7f107000 [ 1336.186411][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.186490][ T32] r5:00001000 r4:eae4f000 [ 1336.186538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.186659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.186746][ T32] r5:851d9b8c r4:851d9800 [ 1336.186780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.186875][ T32] r7:dddced80 r6:83018000 r5:851d9b8c r4:851e6d80 [ 1336.186915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.187005][ T32] r10:61c88647 r9:8524c800 r8:851e6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.187048][ T32] r4:851e6d80 [ 1336.187119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.187208][ T32] r10:00000000 r9:851e6d80 r8:80287e08 r7:eae01e60 r6:851e6e00 r5:8524c800 [ 1336.187257][ T32] r4:00000001 [ 1336.187293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.187364][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1336.187412][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.187472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.187519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.187580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.187623][ T32] r4:851f5540 [ 1336.188285][ T32] INFO: task kworker/0:362:4379 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.188362][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.188499][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.188583][ T32] Call trace: [ 1336.188668][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.188765][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.188805][ T32] r4:00000000 [ 1336.188850][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.188928][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.188980][ T32] 1d20: 9fc9f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.189039][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.189107][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.189159][ T32] r5:80050013 r4:80239bb0 [ 1336.189203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.189284][ T32] r4:82ac21e4 [ 1336.189346][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.189447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.189544][ T32] r4:e0431dc0 [ 1336.189634][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.189717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.189791][ T32] r4:00000000 [ 1336.189835][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.189919][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.189964][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.190045][ T32] r5:00001000 r4:e0439000 [ 1336.190090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.190165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.190243][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.190279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.190368][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.190414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.190503][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.190546][ T32] r4:84aeca80 [ 1336.190596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.190684][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.190750][ T32] r4:00000001 [ 1336.190807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.190871][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.190926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.190974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.191030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.191111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.191161][ T32] r4:84b0e0c0 [ 1336.191198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.191293][ T32] INFO: task kworker/0:363:4381 blocked for more than 462 seconds. [ 1336.191373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.191418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.191465][ T32] task:kworker/0:363 state:D stack:0 pid:4381 tgid:4381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.191554][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.191636][ T32] Call trace: [ 1336.191727][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.191817][ T32] r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000013 r6:eae4dd8c r5:8524d400 [ 1336.191860][ T32] r4:8524d400 [ 1336.191903][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.191984][ T32] r5:8524d400 r4:8291a680 [ 1336.192046][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.192147][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.192229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1336.192272][ T32] r4:00000000 [ 1336.192312][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.192378][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.192448][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.192550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5740 [ 1336.192615][ T32] r4:00000000 [ 1336.192678][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.192763][ T32] r9:83018005 r8:8524d400 r7:00000000 r6:83018000 r5:00001000 r4:7f109000 [ 1336.192812][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.192894][ T32] r5:00001000 r4:eae55000 [ 1336.192932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.212757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.212921][ T32] r5:851d9f8c r4:851d9c00 [ 1336.212981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.213513][ T32] r7:dddced80 r6:83018000 r5:851d9f8c r4:851e6e80 [ 1336.213550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.213612][ T32] r10:61c88647 r9:8524d400 r8:851e6eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.213635][ T32] r4:851e6e80 [ 1336.213654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.213729][ T32] r10:00000000 r9:851e6e80 r8:80287e08 r7:eae39e60 r6:851e6f00 r5:8524d400 [ 1336.213758][ T32] r4:00000001 [ 1336.213779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.213818][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1336.213848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.213876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.213902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.213930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.213972][ T32] r4:851f5900 [ 1336.214416][ T32] INFO: task kworker/0:363:4381 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.214458][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.214577][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.214649][ T32] Call trace: [ 1336.214684][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.214757][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.214806][ T32] r4:00000000 [ 1336.214849][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.214914][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.214946][ T32] 1d20: a017c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.214975][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.214999][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.215023][ T32] r5:80050013 r4:80239bb0 [ 1336.215064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.215115][ T32] r4:82ac21e4 [ 1336.215148][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.215193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.215224][ T32] r4:e0431dc0 [ 1336.215266][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.215311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.215338][ T32] r4:00000000 [ 1336.215359][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.215406][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.215429][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.215469][ T32] r5:00001000 r4:e0439000 [ 1336.215489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.215527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.215568][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.215606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.215656][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.215691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.215741][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.215762][ T32] r4:84aeca80 [ 1336.215781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.215825][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.215848][ T32] r4:00000001 [ 1336.215866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.215921][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.215954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.216013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.216053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.216118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.216192][ T32] r4:84b0e0c0 [ 1336.216220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.216251][ T32] INFO: task kworker/0:364:4383 blocked for more than 462 seconds. [ 1336.216284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.216310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.216335][ T32] task:kworker/0:364 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.216382][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.216442][ T32] Call trace: [ 1336.216497][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.216546][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:8524e000 [ 1336.216569][ T32] r4:8524e000 [ 1336.216588][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.216673][ T32] r5:8524e000 r4:8291a680 [ 1336.216698][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.216741][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.216783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1336.216807][ T32] r4:00000000 [ 1336.216826][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.216895][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.216962][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.217009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fd400 [ 1336.217032][ T32] r4:00000000 [ 1336.217052][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.217103][ T32] r9:83018005 r8:8524e000 r7:00000000 r6:83018000 r5:00001000 r4:7f10d000 [ 1336.217127][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.217171][ T32] r5:00001000 r4:eae71000 [ 1336.217222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.217362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.217428][ T32] r5:8515c38c r4:8515c000 [ 1336.217473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.217534][ T32] r7:dddced80 r6:83018000 r5:8515c38c r4:851e6f80 [ 1336.217579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.217630][ T32] r10:61c88647 r9:8524e000 r8:851e6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.217653][ T32] r4:851e6f80 [ 1336.217672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.217741][ T32] r10:00000000 r9:851e6f80 r8:80287e08 r7:eae4de60 r6:85200000 r5:8524e000 [ 1336.217828][ T32] r4:00000001 [ 1336.217877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.217919][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1336.217946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.217995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.218029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.218060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.218091][ T32] r4:851f5780 [ 1336.218346][ T32] INFO: task kworker/0:364:4383 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.218408][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.218505][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.218559][ T32] Call trace: [ 1336.218604][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.218659][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.218682][ T32] r4:00000000 [ 1336.218701][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.218741][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.218769][ T32] 1d20: a017c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.218799][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.218860][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.218908][ T32] r5:80050013 r4:80239bb0 [ 1336.218931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.218981][ T32] r4:82ac21e4 [ 1336.219005][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.219050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.219086][ T32] r4:e0431dc0 [ 1336.219109][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.219152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.219176][ T32] r4:00000000 [ 1336.219195][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.219240][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.219261][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.219303][ T32] r5:00001000 r4:e0439000 [ 1336.219348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.219391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.219444][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.219466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.219512][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.219533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.219578][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.219599][ T32] r4:84aeca80 [ 1336.219638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.219687][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.219725][ T32] r4:00000001 [ 1336.219746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.219781][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.219807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.219834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.219860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.219888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.219909][ T32] r4:84b0e0c0 [ 1336.219928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.219965][ T32] INFO: task kworker/0:365:4384 blocked for more than 462 seconds. [ 1336.220026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.220071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.220098][ T32] task:kworker/0:365 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.220167][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.220244][ T32] Call trace: [ 1336.220297][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.220349][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85215400 [ 1336.220382][ T32] r4:85215400 [ 1336.220439][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.220494][ T32] r5:85215400 r4:8291a680 [ 1336.220517][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.220558][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.220600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1336.220652][ T32] r4:00000000 [ 1336.220684][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.220721][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.220776][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.220848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5a40 [ 1336.220883][ T32] r4:00000000 [ 1336.220906][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.220951][ T32] r9:83018005 r8:85215400 r7:00000000 r6:83018000 r5:00001000 r4:7f10b000 [ 1336.220993][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.221070][ T32] r5:00001000 r4:eae6b000 [ 1336.221102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.221142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.221184][ T32] r5:851da38c r4:851da000 [ 1336.221224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.221314][ T32] r7:dddced80 r6:83018000 r5:851da38c r4:85200080 [ 1336.221358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.221411][ T32] r10:61c88647 r9:85215400 r8:852000ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.221433][ T32] r4:85200080 [ 1336.221452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.221497][ T32] r10:00000000 r9:85200080 r8:80287e08 r7:eae59e60 r6:84b10400 r5:85215400 [ 1336.221541][ T32] r4:00000001 [ 1336.221564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.221602][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1336.221628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.221655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.221691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.221743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.221778][ T32] r4:851f5980 [ 1336.221993][ T32] INFO: task kworker/0:365:4384 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.222029][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.222091][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.222161][ T32] Call trace: [ 1336.222191][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.222241][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.222264][ T32] r4:00000000 [ 1336.222282][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.222322][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.222353][ T32] 1d20: a017c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.222404][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.222433][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.222456][ T32] r5:80050013 r4:80239bb0 [ 1336.222477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.222560][ T32] r4:82ac21e4 [ 1336.222583][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.222649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.222675][ T32] r4:e0431dc0 [ 1336.222694][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.222756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.222781][ T32] r4:00000000 [ 1336.222821][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.222890][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.256013][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.256219][ T32] r5:00001000 r4:e0439000 [ 1336.256268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.256317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.256388][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.256414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.256464][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.256486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.256532][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.256589][ T32] r4:84aeca80 [ 1336.256633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.256701][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.256752][ T32] r4:00000001 [ 1336.256775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.256814][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.256845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.256874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.256902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.256931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.256952][ T32] r4:84b0e0c0 [ 1336.256997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.257051][ T32] INFO: task kworker/0:366:4387 blocked for more than 462 seconds. [ 1336.257105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.257134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.257156][ T32] task:kworker/0:366 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.257220][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.257350][ T32] Call trace: [ 1336.257427][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.257507][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000013 r6:eae81d8c r5:85216c00 [ 1336.257544][ T32] r4:85216c00 [ 1336.257578][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.257656][ T32] r5:85216c00 r4:8291a680 [ 1336.257681][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.257743][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.257790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1336.257812][ T32] r4:00000000 [ 1336.257852][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.257891][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.257948][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.257992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5c00 [ 1336.258035][ T32] r4:00000000 [ 1336.258081][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.258129][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f10f000 [ 1336.258150][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.258214][ T32] r5:00001000 r4:eae83000 [ 1336.258236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.258295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.258340][ T32] r5:851da78c r4:851da400 [ 1336.258360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.258403][ T32] r7:dddced80 r6:83018000 r5:851da78c r4:85200100 [ 1336.258463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.258513][ T32] r10:61c88647 r9:85216c00 r8:8520012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.258538][ T32] r4:85200100 [ 1336.258585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.258653][ T32] r10:00000000 r9:85200100 r8:80287e08 r7:eae59e60 r6:84b10480 r5:85216c00 [ 1336.258679][ T32] r4:00000001 [ 1336.258698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.258733][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1336.258759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.258787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.258834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.258865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.258909][ T32] r4:851f5b40 [ 1336.259316][ T32] INFO: task kworker/0:366:4387 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.259354][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.259426][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.259470][ T32] Call trace: [ 1336.259545][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.259659][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.259685][ T32] r4:00000000 [ 1336.259727][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.259771][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.259799][ T32] 1d20: a0a45000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.259837][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.259865][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.259888][ T32] r5:80050013 r4:80239bb0 [ 1336.259918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.259962][ T32] r4:82ac21e4 [ 1336.259982][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.260044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.260070][ T32] r4:e0431dc0 [ 1336.260095][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.260137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.260160][ T32] r4:00000000 [ 1336.260201][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.260249][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.260270][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.260312][ T32] r5:00001000 r4:e0439000 [ 1336.260331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.260368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.260408][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.260427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.260472][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.260492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.260537][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.260559][ T32] r4:84aeca80 [ 1336.260577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.260621][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.260666][ T32] r4:00000001 [ 1336.260689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.260726][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.260761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.260805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.260864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.260895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.260917][ T32] r4:84b0e0c0 [ 1336.260937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.260983][ T32] INFO: task kworker/0:367:4389 blocked for more than 462 seconds. [ 1336.261037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.261063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.261088][ T32] task:kworker/0:367 state:D stack:0 pid:4389 tgid:4389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.261133][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.261173][ T32] Call trace: [ 1336.261227][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.261274][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000013 r6:eae95d8c r5:85130c00 [ 1336.261385][ T32] r4:85130c00 [ 1336.261439][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.261493][ T32] r5:85130c00 r4:8291a680 [ 1336.261524][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.261567][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.261630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1336.261657][ T32] r4:00000000 [ 1336.261679][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.261715][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.261771][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.261838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6040 [ 1336.261864][ T32] r4:00000000 [ 1336.261884][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.261942][ T32] r9:83018005 r8:85130c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1336.261966][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.262009][ T32] r5:00001000 r4:dfc5b000 [ 1336.262050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.262098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.262139][ T32] r5:851daf8c r4:851dac00 [ 1336.262181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.262251][ T32] r7:dddced80 r6:83018000 r5:851daf8c r4:85200180 [ 1336.262275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.262344][ T32] r10:61c88647 r9:85130c00 r8:852001ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.262369][ T32] r4:85200180 [ 1336.262387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.262431][ T32] r10:00000000 r9:85200180 r8:80287e08 r7:eae81e60 r6:84b10500 r5:85130c00 [ 1336.262453][ T32] r4:00000001 [ 1336.262471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.262507][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1336.262532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.262561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.262587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.262614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.262645][ T32] r4:851f5a00 [ 1336.262876][ T32] INFO: task kworker/0:367:4389 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.262988][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.277643][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.277736][ T32] Call trace: [ 1336.277770][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.277828][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.277851][ T32] r4:00000000 [ 1336.277888][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.277933][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.277964][ T32] 1d20: a0b15000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.277992][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.278026][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.278053][ T32] r5:80050013 r4:80239bb0 [ 1336.278079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.278122][ T32] r4:82ac21e4 [ 1336.278142][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.278182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.278203][ T32] r4:e0431dc0 [ 1336.278222][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.278261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.278285][ T32] r4:00000000 [ 1336.278314][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.278365][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.278387][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.278427][ T32] r5:00001000 r4:e0439000 [ 1336.278447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.278485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.278526][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.278545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.278601][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.278625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.278672][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.278715][ T32] r4:84aeca80 [ 1336.278738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.278783][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.278805][ T32] r4:00000001 [ 1336.278823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.278857][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.278882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.278931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.278961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.278989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.279011][ T32] r4:84b0e0c0 [ 1336.279034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.279062][ T32] INFO: task kworker/0:368:4391 blocked for more than 462 seconds. [ 1336.279112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.279141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.279183][ T32] task:kworker/0:368 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.279252][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.279313][ T32] Call trace: [ 1336.279353][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.279425][ T32] r10:8291a684 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:85136000 [ 1336.279451][ T32] r4:85136000 [ 1336.279473][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.279518][ T32] r5:85136000 r4:8291a680 [ 1336.279558][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.279602][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.279669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1336.279695][ T32] r4:00000000 [ 1336.279714][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.279757][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.279814][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.279886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5d80 [ 1336.279912][ T32] r4:00000000 [ 1336.279940][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.279985][ T32] r9:83018005 r8:85136000 r7:00000000 r6:83018000 r5:00001000 r4:7f111000 [ 1336.280028][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.280077][ T32] r5:00001000 r4:eae89000 [ 1336.280120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.280162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.280206][ T32] r5:851dab8c r4:851da800 [ 1336.280225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.280268][ T32] r7:dddced80 r6:83018000 r5:851dab8c r4:85200200 [ 1336.280298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.280346][ T32] r10:61c88647 r9:85136000 r8:8520022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.280368][ T32] r4:85200200 [ 1336.280387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.280430][ T32] r10:00000000 r9:85200200 r8:80287e08 r7:eae95e60 r6:84b10580 r5:85136000 [ 1336.280452][ T32] r4:00000001 [ 1336.280471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.280566][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1336.280595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.280643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.280672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.280700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.280722][ T32] r4:851f5a00 [ 1336.281114][ T32] INFO: task kworker/0:368:4391 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.281175][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.281234][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.281275][ T32] Call trace: [ 1336.281408][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.281485][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.281511][ T32] r4:00000000 [ 1336.281531][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.281591][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.281623][ T32] 1d20: a0b15000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.281692][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.281720][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.281766][ T32] r5:80050013 r4:80239bb0 [ 1336.281790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.281860][ T32] r4:82ac21e4 [ 1336.281884][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.281926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.281948][ T32] r4:e0431dc0 [ 1336.281967][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.282008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.282031][ T32] r4:00000000 [ 1336.282050][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.282099][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.282120][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.282181][ T32] r5:00001000 r4:e0439000 [ 1336.282225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.282287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.282337][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.282377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.282457][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.282505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.282554][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.282577][ T32] r4:84aeca80 [ 1336.282595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.282639][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.282660][ T32] r4:00000001 [ 1336.282678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.282712][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.282738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.282765][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.282790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.282839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.282886][ T32] r4:84b0e0c0 [ 1336.282984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.295731][ T32] INFO: task kworker/0:369:4393 blocked for more than 462 seconds. [ 1336.295786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.295813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.295835][ T32] task:kworker/0:369 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.295916][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.295993][ T32] Call trace: [ 1336.296032][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.296144][ T32] r10:8291a684 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85198000 [ 1336.296198][ T32] r4:85198000 [ 1336.296224][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.296268][ T32] r5:85198000 r4:8291a680 [ 1336.296288][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.296330][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.296372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 [ 1336.296393][ T32] r4:00000000 [ 1336.296411][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.296446][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.296482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.296522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f61c0 [ 1336.296564][ T32] r4:00000000 [ 1336.296608][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.296658][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1336.296679][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.296720][ T32] r5:00001000 r4:e0037000 [ 1336.296755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.296797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.296846][ T32] r5:851db38c r4:851db000 [ 1336.296916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.296969][ T32] r7:dddced80 r6:83018000 r5:851db38c r4:85200280 [ 1336.297026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.297092][ T32] r10:61c88647 r9:85198000 r8:852002ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.297118][ T32] r4:85200280 [ 1336.297138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.297183][ T32] r10:00000000 r9:85200280 r8:80287e08 r7:eae95e60 r6:84b10600 r5:85198000 [ 1336.297205][ T32] r4:00000001 [ 1336.297224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.297272][ T32] Exception stack(0xeae69fb0 to 0xeae69ff8) [ 1336.297340][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.297373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.297424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.297456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.297481][ T32] r4:851f5f40 [ 1336.297879][ T32] INFO: task kworker/0:369:4393 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.297915][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.298008][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.298107][ T32] Call trace: [ 1336.298145][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.298217][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.298243][ T32] r4:00000000 [ 1336.298263][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.298324][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.298356][ T32] 1d20: a107e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.298384][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.298431][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.298466][ T32] r5:80050013 r4:80239bb0 [ 1336.298511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.298597][ T32] r4:82ac21e4 [ 1336.298641][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.298685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.298737][ T32] r4:e0431dc0 [ 1336.298781][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.298825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.298848][ T32] r4:00000000 [ 1336.298866][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.298930][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.298955][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.299018][ T32] r5:00001000 r4:e0439000 [ 1336.299061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.299131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.299175][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.299215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.299265][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.299286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.299332][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.299354][ T32] r4:84aeca80 [ 1336.299372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.299440][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.299466][ T32] r4:00000001 [ 1336.299507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.299546][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.299571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.299598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.299655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.299686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.299708][ T32] r4:84b0e0c0 [ 1336.299744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.299792][ T32] INFO: task kworker/0:370:4398 blocked for more than 462 seconds. [ 1336.299823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.299847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.299887][ T32] task:kworker/0:370 state:D stack:0 pid:4398 tgid:4398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.299960][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.300000][ T32] Call trace: [ 1336.300052][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.300151][ T32] r10:8291a684 r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:85198c00 [ 1336.300179][ T32] r4:85198c00 [ 1336.300199][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.300258][ T32] r5:85198c00 r4:8291a680 [ 1336.300301][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.300343][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.300385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1336.300442][ T32] r4:00000000 [ 1336.300464][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.300497][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.300530][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.300569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6380 [ 1336.300590][ T32] r4:00000000 [ 1336.300609][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.300672][ T32] r9:83018005 r8:85198c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1336.300697][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.300758][ T32] r5:00001000 r4:e0087000 [ 1336.300794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.300836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.300877][ T32] r5:851db78c r4:851db400 [ 1336.300896][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.300941][ T32] r7:dddced80 r6:83018000 r5:851db78c r4:85200300 [ 1336.300961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.301007][ T32] r10:61c88647 r9:85198c00 r8:8520032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.301028][ T32] r4:85200300 [ 1336.301046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.301094][ T32] r10:00000000 r9:85200300 r8:80287e08 r7:eae69e60 r6:84b10680 r5:85198c00 [ 1336.301116][ T32] r4:00000001 [ 1336.301134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.301191][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1336.301268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.301331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.301373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.301477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.301509][ T32] r4:851f6180 [ 1336.301717][ T32] INFO: task kworker/0:370:4398 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.301773][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.301877][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.301985][ T32] Call trace: [ 1336.302058][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.302141][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.302168][ T32] r4:00000000 [ 1336.302187][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.302226][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.302254][ T32] 1d20: a107e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.302303][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.302332][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.302368][ T32] r5:80050013 r4:80239bb0 [ 1336.302391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.302430][ T32] r4:82ac21e4 [ 1336.302449][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.302489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.302532][ T32] r4:e0431dc0 [ 1336.302555][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.302596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.302618][ T32] r4:00000000 [ 1336.302637][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.302695][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.302719][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.302781][ T32] r5:00001000 r4:e0439000 [ 1336.302805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.302866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.327955][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.328043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.328150][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.328176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.328226][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.328249][ T32] r4:84aeca80 [ 1336.328268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.328314][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.328336][ T32] r4:00000001 [ 1336.328374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.328445][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.328501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.328553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.328583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.328624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.328649][ T32] r4:84b0e0c0 [ 1336.328673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.328723][ T32] INFO: task kworker/0:371:4399 blocked for more than 462 seconds. [ 1336.328760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.328805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.328830][ T32] task:kworker/0:371 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.328889][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.328966][ T32] Call trace: [ 1336.329032][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.329089][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:85199800 [ 1336.329114][ T32] r4:85199800 [ 1336.329156][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.329202][ T32] r5:85199800 r4:8291a680 [ 1336.329223][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.329262][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.329341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1336.329406][ T32] r4:00000000 [ 1336.329450][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.329491][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.329530][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.329591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6400 [ 1336.329617][ T32] r4:00000000 [ 1336.329671][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.329761][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1336.329786][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.329849][ T32] r5:00001000 r4:e0107000 [ 1336.329893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.329935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.329977][ T32] r5:851dbb8c r4:851db800 [ 1336.330019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.330066][ T32] r7:dddced80 r6:83018000 r5:851dbb8c r4:85200380 [ 1336.330125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.330174][ T32] r10:61c88647 r9:85199800 r8:852003ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.330196][ T32] r4:85200380 [ 1336.330216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.330259][ T32] r10:00000000 r9:85200380 r8:80287e08 r7:eaae1e60 r6:84b10700 r5:85199800 [ 1336.330280][ T32] r4:00000001 [ 1336.330331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.330386][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1336.330431][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.330462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.330488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.330538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.330576][ T32] r4:851f6180 [ 1336.330987][ T32] INFO: task kworker/0:371:4399 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.331047][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.331186][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.331277][ T32] Call trace: [ 1336.331332][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.331405][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.331444][ T32] r4:00000000 [ 1336.331466][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.331506][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.331534][ T32] 1d20: a1609000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.331563][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.331588][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.331611][ T32] r5:80050013 r4:80239bb0 [ 1336.331631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.331694][ T32] r4:82ac21e4 [ 1336.331718][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.331760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.331782][ T32] r4:e0431dc0 [ 1336.331800][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.331863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.331897][ T32] r4:00000000 [ 1336.331919][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.331984][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.332009][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.332050][ T32] r5:00001000 r4:e0439000 [ 1336.332071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.332114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.332154][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.332173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.332248][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.332295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.332344][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.332366][ T32] r4:84aeca80 [ 1336.332384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.332429][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.332450][ T32] r4:00000001 [ 1336.332469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.332524][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.332553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.332581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.332606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.332633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.332684][ T32] r4:84b0e0c0 [ 1336.332728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.332756][ T32] INFO: task kworker/1:267:4401 blocked for more than 462 seconds. [ 1336.332785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.332808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.332828][ T32] task:kworker/1:267 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.332872][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.332930][ T32] Call trace: [ 1336.344570][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.344663][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c r5:8519a400 [ 1336.344691][ T32] r4:8519a400 [ 1336.344712][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.344755][ T32] r5:8519a400 r4:8291a680 [ 1336.344784][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.344848][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.344913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1336.344938][ T32] r4:00000000 [ 1336.344957][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.344993][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.345030][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.345094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fdec0 [ 1336.345121][ T32] r4:00000000 [ 1336.345161][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.345212][ T32] r9:83018205 r8:8519a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1336.345234][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.345344][ T32] r5:00001000 r4:e0583000 [ 1336.345406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.345454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.345497][ T32] r5:8515d38c r4:8515d000 [ 1336.345542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.345592][ T32] r7:ddde2d80 r6:83018200 r5:8515d38c r4:84b10780 [ 1336.345614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.345659][ T32] r10:61c88647 r9:8519a400 r8:84b107ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.345681][ T32] r4:84b10780 [ 1336.345700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.345765][ T32] r10:00000000 r9:84b10780 r8:80287e08 r7:eac61e60 r6:84b10800 r5:8519a400 [ 1336.345825][ T32] r4:00000001 [ 1336.345848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.345886][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1336.345924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.345955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.346007][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.346054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.346156][ T32] r4:851fda40 [ 1336.346566][ T32] INFO: task kworker/1:267:4401 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.346604][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.346690][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.346763][ T32] Call trace: [ 1336.346839][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.346904][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.346948][ T32] r4:00000000 [ 1336.346971][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.347012][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.347041][ T32] 1d20: a1609000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.347084][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.347132][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.347167][ T32] r5:80050013 r4:80239bb0 [ 1336.347191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.347256][ T32] r4:82ac21e4 [ 1336.347279][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.347321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 3 printk messages dropped ** [ 1336.347486][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.347812][ T32] r5:84b4ef8c r4:84b4ec00 ** 5 printk messages dropped ** [ 1336.348013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.348314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.348690][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.349037][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.349529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.349571][ T32] r5:8515eb8c r4:8515e800 [ 1336.349611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.349884][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.350104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.350696][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1336.351033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 12 printk messages dropped ** [ 1336.351555][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1336.351814][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.351893][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.352421][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.352873][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.373927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.373991][ T32] r5:851dbf8c r4:851dbc00 [ 1336.374038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.374097][ T32] r7:dddced80 r6:83018000 r5:851dbf8c r4:85200400 [ 1336.374139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.374215][ T32] r10:61c88647 r9:8519bc00 r8:8520042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.374292][ T32] r4:85200400 [ 1336.374316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.374386][ T32] r10:00000000 r9:85200400 r8:80287e08 r7:eae45e60 r6:84b10980 r5:8519bc00 [ 1336.374433][ T32] r4:00000001 [ 1336.374456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.374514][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1336.374547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.374575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.374601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.374629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.374652][ T32] r4:851f64c0 [ 1336.375031][ T32] INFO: task kworker/0:372:4404 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.375069][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.375192][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.375241][ T32] Call trace: [ 1336.375273][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.375362][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.375409][ T32] r4:00000000 [ 1336.375432][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.375472][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.375523][ T32] 1d20: a1b90000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.375555][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.375610][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.375680][ T32] r5:80050013 r4:80239bb0 [ 1336.375704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.375745][ T32] r4:82ac21e4 [ 1336.375786][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.375831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.375876][ T32] r4:e0431dc0 [ 1336.375898][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.375940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.375993][ T32] r4:00000000 [ 1336.376015][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.376093][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.376161][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.376231][ T32] r5:00001000 r4:e0439000 [ 1336.376253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.376292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.376335][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.376377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.376448][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.376473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.376520][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.376542][ T32] r4:84aeca80 [ 1336.376560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.376628][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.376671][ T32] r4:00000001 [ 1336.376721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.376760][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.376786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.376813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.376861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.376913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.376958][ T32] r4:84b0e0c0 [ 1336.376982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.377011][ T32] INFO: task kworker/0:373:4406 blocked for more than 462 seconds. [ 1336.377102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.377133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.377154][ T32] task:kworker/0:373 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.377226][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.377328][ T32] Call trace: [ 1336.377370][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.377429][ T32] r10:8291a684 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:8519c800 [ 1336.377455][ T32] r4:8519c800 [ 1336.377475][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.377517][ T32] r5:8519c800 r4:8291a680 [ 1336.377536][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.377574][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.377614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1336.377664][ T32] r4:00000000 [ 1336.377695][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.377827][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.378103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.378189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.378349][ T32] r10:61c88647 r9:8519c800 r8:852004ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.378375][ T32] r4:85200480 [ 1336.378394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.378438][ T32] r10:00000000 r9:85200480 r8:80287e08 r7:eaed1e60 r6:84b10a00 r5:8519c800 [ 1336.378469][ T32] r4:00000001 [ 1336.378511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.378550][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1336.378576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.378613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.378662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.378702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.378726][ T32] r4:851f65c0 [ 1336.378928][ T32] INFO: task kworker/0:373:4406 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.378962][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.379048][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.379111][ T32] Call trace: [ 1336.379142][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.379223][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.379269][ T32] r4:00000000 [ 1336.379293][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.379334][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.379382][ T32] 1d20: a1b90000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.379414][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.379439][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.379462][ T32] r5:80050013 r4:80239bb0 [ 1336.379482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.379545][ T32] r4:82ac21e4 [ 1336.379569][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.379612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.379634][ T32] r4:e0431dc0 [ 1336.379653][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.379715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.379771][ T32] r4:00000000 [ 1336.379828][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.379876][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.379898][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.379938][ T32] r5:00001000 r4:e0439000 [ 1336.379987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.380029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.380070][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.380096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.380152][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.380187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.380234][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.380287][ T32] r4:84aeca80 [ 1336.380309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.380365][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.380390][ T32] r4:00000001 [ 1336.380409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.380443][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.380468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.380495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.380520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.380547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.380570][ T32] r4:84b0e0c0 [ 1336.380589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.380635][ T32] INFO: task kworker/0:374:4408 blocked for more than 462 seconds. [ 1336.380696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.380723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.380764][ T32] task:kworker/0:374 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.380812][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.380876][ T32] Call trace: [ 1336.380905][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.380951][ T32] r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000013 r6:eaed5d8c r5:8519d400 [ 1336.380973][ T32] r4:8519d400 [ 1336.380992][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.381033][ T32] r5:8519d400 r4:8291a680 [ 1336.381051][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.381117][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.381382][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.381686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.381739][ T32] r5:8527878c r4:85278400 ** 2 printk messages dropped ** [ 1336.381829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.382165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.382605][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.382829][ T32] 1d20: a1b90000 e0123000 00000001 80239b98 7f4df000 00000001 ** 3 printk messages dropped ** [ 1336.404876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.404990][ T32] r4:82ac21e4 [ 1336.405032][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.405086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.405121][ T32] r4:e0431dc0 [ 1336.405144][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.405187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.405209][ T32] r4:00000000 [ 1336.405238][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.405317][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.405381][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.405431][ T32] r5:00001000 r4:e0439000 [ 1336.405453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.405514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.405601][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.405627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.405678][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.405699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.405766][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.405792][ T32] r4:84aeca80 [ 1336.405812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.405879][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.405945][ T32] r4:00000001 [ 1336.405968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.406052][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.406128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.406165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.406213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.406246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.406290][ T32] r4:84b0e0c0 [ 1336.406316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.406357][ T32] INFO: task kworker/1:269:4410 blocked for more than 462 seconds. [ 1336.406420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1336.406665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.407092][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.407207][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.407266][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.407309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851fdf40 [ 1336.407332][ T32] r4:00000000 [ 1336.407350][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.407392][ T32] r9:83018205 r8:8519e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.407435][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.407480][ T32] r5:00001000 r4:e062f000 [ 1336.407499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.407558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.407604][ T32] r5:8527838c r4:85278000 [ 1336.407632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.407681][ T32] r7:ddde2d80 r6:83018200 r5:8527838c r4:84b10b00 [ 1336.407701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.407746][ T32] r10:61c88647 r9:8519e000 r8:84b10b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.407768][ T32] r4:84b10b00 [ 1336.407807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.407854][ T32] r10:00000000 r9:84b10b00 r8:80287e08 r7:eaecde60 r6:84b10b80 r5:8519e000 [ 1336.407876][ T32] r4:00000001 [ 1336.407894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.407929][ T32] Exception stack(0xeaea5fb0 to 0xeaea5ff8) [ 1336.407976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.408028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.408057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.408120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.408782][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 7 printk messages dropped ** [ 1336.409066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.409564][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1336.409798][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1336.410109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1336.410572][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1336.410851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 ** 6 printk messages dropped ** [ 1336.411133][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.411322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.411388][ T32] r5:85278f8c r4:85278c00 ** 2 printk messages dropped ** [ 1336.411477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.411627][ T32] r10:00000000 r9:85200580 r8:80287e08 r7:eaeede60 r6:84b10c00 r5:84850c00 ** 4 printk messages dropped ** [ 1336.411758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.412119][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.412374][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.412431][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1336.412510][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1336.412737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 3 printk messages dropped ** [ 1336.412869][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.434819][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1336.434964][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1336.435352][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1336.435656][ T32] r4:84b0e0c0 ** 3 printk messages dropped ** [ 1336.435833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.435894][ T32] task:kworker/1:270 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.435993][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.436156][ T32] Call trace: [ 1336.436235][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.436292][ T32] r10:8291a684 r9:eaf15d84 r8:00000002 r7:60000113 r6:eaf15d8c r5:84852400 [ 1336.436316][ T32] r4:84852400 [ 1336.436339][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.436406][ T32] r5:84852400 r4:8291a680 [ 1336.436429][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.436508][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.436588][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 [ 1336.436614][ T32] r4:00000000 [ 1336.436661][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.436699][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.436736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.436776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851faf80 [ 1336.436798][ T32] r4:00000000 [ 1336.436847][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.436925][ T32] r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.436953][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.436996][ T32] r5:00001000 r4:eaafd000 [ 1336.437050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.437127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.437172][ T32] r5:8515d78c r4:8515d400 [ 1336.437204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.437252][ T32] r7:ddde2d80 r6:83018200 r5:8515d78c r4:84b10c80 [ 1336.437272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.437373][ T32] r10:61c88647 r9:84852400 r8:84b10cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.437417][ T32] r4:84b10c80 [ 1336.437488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.437538][ T32] r10:00000000 r9:84b10c80 r8:80287e08 r7:eaecde60 r6:84b10d00 r5:84852400 [ 1336.437595][ T32] r4:00000001 [ 1336.437672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.437725][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1336.437793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.437838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.437866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.437926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.437988][ T32] r4:851fa180 [ 1336.438421][ T32] INFO: task kworker/1:270:4415 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.438473][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.438555][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.438666][ T32] Call trace: [ 1336.438744][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.438796][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.438855][ T32] r4:00000000 [ 1336.438882][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.438955][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.438987][ T32] 1d20: a2634000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.439016][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.439041][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.439108][ T32] r5:80050013 r4:80239bb0 [ 1336.439163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.439244][ T32] r4:82ac21e4 [ 1336.439279][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.439323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.439397][ T32] r4:e0431dc0 [ 1336.439419][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.439460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.439543][ T32] r4:00000000 [ 1336.439596][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.439692][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.439774][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.439819][ T32] r5:00001000 r4:e0439000 [ 1336.439838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.439883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.439952][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.439987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.440040][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.440061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.440125][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.440187][ T32] r4:84aeca80 [ 1336.440223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.440275][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.440313][ T32] r4:00000001 [ 1336.440334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.440369][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.440423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.440467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.440525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.440585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.440639][ T32] r4:84b0e0c0 [ 1336.440662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.440694][ T32] INFO: task kworker/0:376:4416 blocked for more than 462 seconds. [ 1336.440726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.440785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.440840][ T32] task:kworker/0:376 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.440919][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.441027][ T32] Call trace: [ 1336.441073][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.441149][ T32] r10:8291a684 r9:eaf19d84 r8:00000002 r7:60000113 r6:eaf19d8c r5:84853000 [ 1336.441211][ T32] r4:84853000 [ 1336.441253][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.441334][ T32] r5:84853000 r4:8291a680 [ 1336.441375][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.441435][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.441477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1336.441534][ T32] r4:00000000 [ 1336.441569][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.441606][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.441640][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.441701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483a7c0 [ 1336.441757][ T32] r4:00000000 [ 1336.441793][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.441873][ T32] r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 3 printk messages dropped ** [ 1336.442037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.442087][ T32] r5:85279f8c r4:85279c00 [ 1336.442107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.442152][ T32] r7:dddced80 r6:83018000 r5:85279f8c r4:85200600 [ 1336.442172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.442216][ T32] r10:61c88647 r9:84853000 r8:8520062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.442276][ T32] r4:85200600 [ 1336.442333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.442380][ T32] r10:00000000 r9:85200600 r8:80287e08 r7:eaf0de60 r6:84b10d80 r5:84853000 [ 1336.442433][ T32] r4:00000001 [ 1336.442507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.442578][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 1336.442643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.442676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.442702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.442729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.442790][ T32] r4:851f6c00 [ 1336.443043][ T32] INFO: task kworker/0:376:4416 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.464227][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.464428][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.464560][ T32] Call trace: [ 1336.464661][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.464725][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.464749][ T32] r4:00000000 [ 1336.464795][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.464879][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.464913][ T32] 1d20: a2dfb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.464970][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.465028][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.465096][ T32] r5:80050013 r4:80239bb0 [ 1336.465132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.465180][ T32] r4:82ac21e4 [ 1336.465200][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.465273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.465336][ T32] r4:e0431dc0 [ 1336.465432][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.465485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.465542][ T32] r4:00000000 [ 1336.465579][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.465628][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.465679][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.465768][ T32] r5:00001000 r4:e0439000 [ 1336.465792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.465853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.465934][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.465990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.466071][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.466128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.466227][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.466255][ T32] r4:84aeca80 [ 1336.466275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.466357][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 1 printk messages dropped ** [ 1336.466471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.466669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.466828][ T32] INFO: task kworker/0:377:4417 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1336.466989][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.467207][ T32] r4:84850000 ** 2 printk messages dropped ** [ 1336.467327][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.467988][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1336.468193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6e00 [ 1336.468287][ T32] r4:00000000 [ 1336.468400][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.468505][ T32] r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1336.468681][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.468779][ T32] r5:00001000 r4:e4817000 [ 1336.468824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.468944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.469044][ T32] r5:8527938c r4:85279000 [ 1336.469160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.469268][ T32] r7:dddced80 r6:83018000 r5:8527938c r4:85200680 [ 1336.469342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.470081][ T32] r10:61c88647 r9:84850000 r8:852006ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.470168][ T32] r4:85200680 [ 1336.470429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.470524][ T32] r10:00000000 r9:85200680 r8:80287e08 r7:eaf19e60 r6:84b10e00 r5:84850000 [ 1336.470587][ T32] r4:00000001 [ 1336.470612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.470650][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1336.470711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.470757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.470814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.470902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.470956][ T32] r4:851f6c00 [ 1336.471444][ T32] INFO: task kworker/0:377:4417 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.471489][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.471578][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.471672][ T32] Call trace: [ 1336.471764][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.471853][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.471880][ T32] r4:00000000 [ 1336.471900][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.471971][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.472003][ T32] 1d20: a2dfb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.472067][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.472129][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.472187][ T32] r5:80050013 r4:80239bb0 [ 1336.472241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.472336][ T32] r4:82ac21e4 [ 1336.472360][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.472403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.472424][ T32] r4:e0431dc0 [ 1336.472472][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.472516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.472539][ T32] r4:00000000 [ 1336.472558][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.472636][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.472677][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.472733][ T32] r5:00001000 r4:e0439000 [ 1336.472780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.472822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.472863][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.472918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.473016][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.495196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.495390][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.495447][ T32] r4:84aeca80 [ 1336.495493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.495672][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.495945][ T32] r4:00000001 [ 1336.496104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.496201][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.496267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.496331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.496408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.496480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.496532][ T32] r4:84b0e0c0 [ 1336.496668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.496738][ T32] INFO: task kworker/0:378:4419 blocked for more than 462 seconds. [ 1336.496834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.496929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.496986][ T32] task:kworker/0:378 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.497116][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.497211][ T32] Call trace: [ 1336.497350][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.497453][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:84851800 [ 1336.497520][ T32] r4:84851800 [ 1336.497586][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.497688][ T32] r5:84851800 r4:8291a680 [ 1336.497739][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.497850][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.497945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1336.497993][ T32] r4:00000000 [ 1336.498060][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.498158][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.498331][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.498432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6ec0 [ 1336.498486][ T32] r4:00000000 [ 1336.498569][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.498679][ T32] r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1336.498882][ T32] r5:00001000 r4:e4867000 ** 1 printk messages dropped ** [ 1336.499071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.499179][ T32] r5:8527978c r4:85279400 ** 2 printk messages dropped ** [ 1336.499522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.499808][ T32] r4:85200700 ** 2 printk messages dropped ** [ 1336.500040][ T32] r4:00000001 [ 1336.500099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.500193][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1336.500259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.500311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.500345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.500416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.500444][ T32] r4:851f6d40 [ 1336.500915][ T32] INFO: task kworker/0:378:4419 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.501003][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.501240][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.501405][ T32] Call trace: [ 1336.501491][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.501776][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.501840][ T32] r4:00000000 [ 1336.501891][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.502148][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.502226][ T32] 1d20: a3380000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.502296][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.502359][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.502508][ T32] r5:80050013 r4:80239bb0 [ 1336.502566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.502891][ T32] r4:82ac21e4 [ 1336.504131][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.533495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.533546][ T32] r4:e0431dc0 [ 1336.533569][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.533635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.533658][ T32] r4:00000000 [ 1336.533700][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.533804][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.533872][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.533922][ T32] r5:00001000 r4:e0439000 [ 1336.533975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.534054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.534111][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.534144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.534195][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.534216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.534283][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.534329][ T32] r4:84aeca80 [ 1336.534352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.534399][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.534422][ T32] r4:00000001 [ 1336.534440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.534478][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.534507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.534556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.534587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.534616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.534638][ T32] r4:84b0e0c0 [ 1336.534684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.534750][ T32] INFO: task kworker/0:379:4421 blocked for more than 463 seconds. [ 1336.534788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.534814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.534836][ T32] task:kworker/0:379 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.534893][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.534983][ T32] Call trace: [ 1336.535021][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.535098][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000013 r6:eaf39d8c r5:84853c00 [ 1336.535145][ T32] r4:84853c00 [ 1336.535190][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.535265][ T32] r5:84853c00 r4:8291a680 [ 1336.535294][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.535357][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.535411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1336.535457][ T32] r4:00000000 [ 1336.535500][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.535558][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.535595][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.535657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f6980 [ 1336.535683][ T32] r4:00000000 [ 1336.535704][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.535749][ T32] r9:83018005 r8:84853c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1336.535792][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.535838][ T32] r5:00001000 r4:ea983000 [ 1336.535859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.535935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.535981][ T32] r5:85279b8c r4:85279800 ** 3 printk messages dropped ** [ 1336.536138][ T32] r10:61c88647 r9:84853c00 r8:852007ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.536353][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) ** 3 printk messages dropped ** [ 1336.536480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1336.536977][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.537725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1336.538696][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.539582][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 7 printk messages dropped ** [ 1336.540117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1336.540574][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000013 r6:eaf45d8c r5:84854800 ** 6 printk messages dropped ** [ 1336.541058][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.541509][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.541775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.542158][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.542444][ T32] r4:851f6900 ** 6 printk messages dropped ** [ 1336.573525][ T32] r4:00000000 [ 1336.573550][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.573614][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.573647][ T32] 1d20: a3f23000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.573676][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.573718][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.573757][ T32] r5:80050013 r4:80239bb0 [ 1336.573802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.573870][ T32] r4:82ac21e4 [ 1336.573893][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.573962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.574013][ T32] r4:e0431dc0 [ 1336.574036][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.574087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.574112][ T32] r4:00000000 [ 1336.574158][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.574217][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.574256][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.574305][ T32] r5:00001000 r4:e0439000 [ 1336.574325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.574364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.574405][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.574445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.574496][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.574533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.574591][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.574615][ T32] r4:84aeca80 [ 1336.574635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.574680][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.574714][ T32] r4:00000001 [ 1336.574737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.574773][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.574799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.574827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.574852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.574880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.574902][ T32] r4:84b0e0c0 [ 1336.574945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.574979][ T32] INFO: task kworker/0:381:4426 blocked for more than 463 seconds. [ 1336.575014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.575039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.575061][ T32] task:kworker/0:381 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.575125][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.575169][ T32] Call trace: [ 1336.575199][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.575272][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:84856000 [ 1336.575323][ T32] r4:84856000 [ 1336.575346][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.575397][ T32] r5:84856000 r4:8291a680 [ 1336.575419][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.575459][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.575499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1336.575521][ T32] r4:00000000 [ 1336.575541][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.575587][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.575644][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.575687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f5e40 [ 1336.575709][ T32] r4:00000000 [ 1336.575730][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.575795][ T32] r9:83018005 r8:84856000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1336.575822][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.575864][ T32] r5:00001000 r4:eaab5000 [ 1336.575903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.575946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.576031][ T32] r5:8527a78c r4:8527a400 [ 1336.576113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.576164][ T32] r7:dddced80 r6:83018000 r5:8527a78c r4:85200880 [ 1336.576245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.576304][ T32] r10:61c88647 r9:84856000 r8:852008ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.576329][ T32] r4:85200880 [ 1336.576404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.576472][ T32] r10:00000000 r9:85200880 r8:80287e08 r7:eaf45e60 r6:852b5000 r5:84856000 [ 1336.576497][ T32] r4:00000001 [ 1336.576517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.576552][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1336.576579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.576607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.576659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.576711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.576737][ T32] r4:851f5ec0 [ 1336.577147][ T32] INFO: task kworker/0:381:4426 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.577185][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.577242][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.577304][ T32] Call trace: [ 1336.577357][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.577421][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.577447][ T32] r4:00000000 [ 1336.577489][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.577601][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.577673][ T32] 1d20: a3f23000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.577740][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.577818][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.577881][ T32] r5:80050013 r4:80239bb0 [ 1336.577937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.578033][ T32] r4:82ac21e4 [ 1336.578094][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.578192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.578247][ T32] r4:e0431dc0 [ 1336.578291][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.578339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.578387][ T32] r4:00000000 [ 1336.578432][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.578480][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.578501][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.578561][ T32] r5:00001000 r4:e0439000 [ 1336.578584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.578625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.578665][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.578684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.578728][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.578771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.578821][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.578871][ T32] r4:84aeca80 [ 1336.578913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.578982][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.579007][ T32] r4:00000001 [ 1336.579041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.579084][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.579112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.579139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.579165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.579194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.579216][ T32] r4:84b0e0c0 [ 1336.579268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.579297][ T32] INFO: task kworker/0:382:4427 blocked for more than 463 seconds. [ 1336.579328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.579351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.579381][ T32] task:kworker/0:382 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.579447][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.579507][ T32] Call trace: [ 1336.579562][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.579612][ T32] r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:8524ec00 [ 1336.579643][ T32] r4:8524ec00 [ 1336.579673][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.579736][ T32] r5:8524ec00 r4:8291a680 [ 1336.579766][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.579814][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.579876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1336.579901][ T32] r4:00000000 [ 1336.579920][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1336.580025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852055c0 ** 6 printk messages dropped ** [ 1336.580261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.580322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.580685][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) ** 4 printk messages dropped ** [ 1336.580906][ T32] r4:851f5ec0 ** 6 printk messages dropped ** [ 1336.581473][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.581636][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.581917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 13 printk messages dropped ** [ 1336.582465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.582812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.605574][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.606086][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.606465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.606530][ T32] r5:8527ab8c r4:8527a800 [ 1336.606565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.606636][ T32] r7:dddced80 r6:83018000 r5:8527ab8c r4:85200a00 [ 1336.606661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.606708][ T32] r10:61c88647 r9:85249800 r8:85200a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.606731][ T32] r4:85200a00 [ 1336.606772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.606822][ T32] r10:00000000 r9:85200a00 r8:80287e08 r7:eaef1e60 r6:85200a80 r5:85249800 [ 1336.606844][ T32] r4:00000001 [ 1336.606885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.606978][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1336.607033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.607064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.607097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.607157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.607206][ T32] r4:851e7f00 [ 1336.607718][ T32] INFO: task kworker/0:383:4429 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.607802][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.607932][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.608052][ T32] Call trace: [ 1336.608138][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.608244][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.608300][ T32] r4:00000000 [ 1336.608378][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.608470][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.608536][ T32] 1d20: a4294000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.608599][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.608677][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.608804][ T32] r5:80050013 r4:80239bb0 [ 1336.608865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.608960][ T32] r4:82ac21e4 [ 1336.609010][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.609113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.609191][ T32] r4:e0431dc0 [ 1336.609243][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.609358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.609400][ T32] r4:00000000 [ 1336.609444][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.609497][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.609520][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.609561][ T32] r5:00001000 r4:e0439000 [ 1336.609581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.609618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.609680][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1336.609750][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1336.609992][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.610256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.610585][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.611037][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.611108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf51e08 [ 1336.611131][ T32] r4:00000000 [ 1336.611171][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.611210][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.611264][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.611312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85205100 [ 1336.611351][ T32] r4:00000000 [ 1336.611396][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.611443][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1336.611466][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.611526][ T32] r5:00001000 r4:eaad1000 [ 1336.611550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.611591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.611632][ T32] r5:8527af8c r4:8527ac00 [ 1336.611674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.611742][ T32] r7:dddced80 r6:83018000 r5:8527af8c r4:85200b00 [ 1336.611765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.611832][ T32] r10:61c88647 r9:851a2400 r8:85200b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.611857][ T32] r4:85200b00 [ 1336.611876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.611919][ T32] r10:00000000 r9:85200b00 r8:80287e08 r7:eaef1e60 r6:85200b80 r5:851a2400 [ 1336.611961][ T32] r4:00000001 [ 1336.611983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.612021][ T32] Exception stack(0xeaf51fb0 to 0xeaf51ff8) [ 1336.612057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.612098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.612125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.612152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.612174][ T32] r4:85205140 [ 1336.612392][ T32] INFO: task kworker/0:384:4432 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.612427][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.612481][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.612535][ T32] Call trace: [ 1336.612577][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.612638][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.612674][ T32] r4:00000000 [ 1336.612696][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.612740][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.612796][ T32] 1d20: a4294000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.612827][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.612851][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.612873][ T32] r5:80050013 r4:80239bb0 [ 1336.612893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1336.636822][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.637260][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1336.637480][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1336.637735][ T32] INFO: task kworker/0:385:4433 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.638470][ T32] r5:84856c00 r4:8291a680 ** 3 printk messages dropped ** [ 1336.638796][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.639214][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.639629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.640164][ T32] r10:61c88647 r9:84856c00 r8:85200c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.640238][ T32] r4:85200c00 [ 1336.640291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.640394][ T32] r10:00000000 r9:85200c00 r8:80287e08 r7:eaef1e60 r6:852b5080 r5:84856c00 [ 1336.640476][ T32] r4:00000001 [ 1336.640534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.640620][ T32] Exception stack(0xeaf5dfb0 to 0xeaf5dff8) [ 1336.640680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.640738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.640791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.640903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.640969][ T32] r4:85205440 [ 1336.641448][ T32] INFO: task kworker/0:385:4433 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.641499][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.641581][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.641640][ T32] Call trace: [ 1336.641671][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.641720][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.641743][ T32] r4:00000000 [ 1336.641762][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.641841][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.641873][ T32] 1d20: a4797000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.641985][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.642016][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.642039][ T32] r5:80050013 r4:80239bb0 [ 1336.642062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.642110][ T32] r4:82ac21e4 [ 1336.642130][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.642172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.642195][ T32] r4:e0431dc0 [ 1336.642234][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.642280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.642302][ T32] r4:00000000 [ 1336.642321][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.642363][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.642384][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.642639][ T32] r5:84b4ef8c r4:84b4ec00 ** 5 printk messages dropped ** [ 1336.642928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.654681][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1336.655019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.655379][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.655817][ T32] r5:00001000 r4:eab17000 ** 2 printk messages dropped ** [ 1336.655947][ T32] r5:8527b78c r4:8527b400 [ 1336.655989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.656136][ T32] r10:61c88647 r9:85218000 r8:85200cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1336.656573][ T32] r4:85205240 ** 5 printk messages dropped ** [ 1336.657314][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1336.657829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1336.658433][ T32] r5:00001000 r4:e0439000 ** 5 printk messages dropped ** [ 1336.658804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.659162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.659286][ T32] INFO: task kworker/0:387:4438 blocked for more than 463 seconds. [ 1336.659332][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.659359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.659380][ T32] task:kworker/0:387 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.659452][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.659539][ T32] Call trace: [ 1336.659592][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.659653][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:85218c00 [ 1336.659678][ T32] r4:85218c00 [ 1336.659698][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.659761][ T32] r5:85218c00 r4:8291a680 [ 1336.659794][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.659849][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.659893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1336.659935][ T32] r4:00000000 [ 1336.659965][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.660003][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.660037][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.660113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85205880 [ 1336.660140][ T32] r4:00000000 [ 1336.660160][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.660235][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1336.660282][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.660357][ T32] r5:00001000 r4:eab3b000 [ 1336.660382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.660422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.660463][ T32] r5:8527c38c r4:8527c000 [ 1336.660482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.660526][ T32] r7:dddced80 r6:83018000 r5:8527c38c r4:85200d00 [ 1336.660564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.660612][ T32] r10:61c88647 r9:85218c00 r8:85200d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.660643][ T32] r4:85200d00 [ 1336.660687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.660755][ T32] r10:00000000 r9:85200d00 r8:80287e08 r7:eaef1e60 r6:852b5180 r5:85218c00 [ 1336.660783][ T32] r4:00000001 [ 1336.660803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.660839][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1336.660887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.660919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.660945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.660994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.661023][ T32] r4:85205700 [ 1336.661241][ T32] INFO: task kworker/0:387:4438 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.661278][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.661415][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.661487][ T32] Call trace: [ 1336.661544][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.661595][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.661639][ T32] r4:00000000 [ 1336.661663][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.661703][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.661761][ T32] 1d20: a4797000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.661794][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.661819][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.661842][ T32] r5:80050013 r4:80239bb0 [ 1336.661882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.661926][ T32] r4:82ac21e4 [ 1336.661946][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.661997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.662024][ T32] r4:e0431dc0 [ 1336.662043][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.662099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.662124][ T32] r4:00000000 [ 1336.662143][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.662188][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.662210][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.662251][ T32] r5:00001000 r4:e0439000 [ 1336.662270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.662397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.662697][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1336.662870][ T32] INFO: task kworker/1:271:4440 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.684133][ T32] r4:85219800 ** 5 printk messages dropped ** [ 1336.684392][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.684575][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.684872][ T32] r5:8515db8c r4:8515d800 ** 1 printk messages dropped ** [ 1336.684964][ T32] r7:ddde2d80 r6:83018200 r5:8515db8c r4:852b5200 ** 5 printk messages dropped ** [ 1336.685236][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.685526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.686281][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 7 printk messages dropped ** [ 1336.686598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.686683][ T32] r4:82ac21e4 [ 1336.686726][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.686772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.686794][ T32] r4:e0431dc0 [ 1336.686813][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.686854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.686875][ T32] r4:00000000 [ 1336.686894][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.686959][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.687006][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.687051][ T32] r5:00001000 r4:e0439000 [ 1336.687070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.687115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.687176][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.687199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.687267][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.687291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.687338][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.687360][ T32] r4:84aeca80 [ 1336.687399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.687455][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.687641][ T32] r4:00000001 [ 1336.687701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.687790][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.687867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.687931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.688035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.688129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.688185][ T32] r4:84b0e0c0 [ 1336.688236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.688298][ T32] INFO: task kworker/0:388:4442 blocked for more than 463 seconds. [ 1336.688368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.688440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.688486][ T32] task:kworker/0:388 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.688607][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.688960][ T32] r4:8521a400 ** 7 printk messages dropped ** [ 1336.689676][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.690447][ T32] r5:8527bf8c r4:8527bc00 ** 1 printk messages dropped ** [ 1336.690624][ T32] r7:dddced80 r6:83018000 r5:8527bf8c r4:85200d80 [ 1336.690686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.690781][ T32] r10:61c88647 r9:8521a400 r8:85200dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.690835][ T32] r4:85200d80 [ 1336.690872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.690942][ T32] r10:00000000 r9:85200d80 r8:80287e08 r7:eaf65e60 r6:852b5300 r5:8521a400 [ 1336.690969][ T32] r4:00000001 [ 1336.690988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.691044][ T32] Exception stack(0xeaf6dfb0 to 0xeaf6dff8) [ 1336.691101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.691151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.691205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.691237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.691711][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.691952][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 9 printk messages dropped ** [ 1336.692282][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1336.692827][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 16 printk messages dropped ** [ 1336.732105][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:8521bc00 ** 18 printk messages dropped ** [ 1336.732799][ T32] r5:8527c78c r4:8527c400 [ 1336.732822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.733079][ T32] r10:61c88647 r9:8521bc00 r8:85200e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.735822][ T32] r4:85200e00 [ 1336.735858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.735920][ T32] r10:00000000 r9:85200e00 r8:80287e08 r7:eaf65e60 r6:852b5380 r5:8521bc00 [ 1336.735943][ T32] r4:00000001 [ 1336.735962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.736000][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1336.736031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.736085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.736118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.736181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.736227][ T32] r4:852057c0 [ 1336.736658][ T32] INFO: task kworker/0:389:4444 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.736702][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.736794][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.736846][ T32] Call trace: [ 1336.736899][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.736955][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.736999][ T32] r4:00000000 [ 1336.737030][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.737073][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.737113][ T32] 1d20: a51bf000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.737142][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.737166][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1336.737370][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1336.737895][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 16 printk messages dropped ** [ 1336.739294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.740532][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.741084][ T32] r5:8527cb8c r4:8527c800 ** 1 printk messages dropped ** [ 1336.741151][ T32] r7:dddced80 r6:83018000 r5:8527cb8c r4:85200e80 ** 11 printk messages dropped ** [ 1336.741607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1336.742373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.742416][ T32] r4:82ac21e4 [ 1336.742475][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.742520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.742553][ T32] r4:e0431dc0 [ 1336.742574][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.742616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.742649][ T32] r4:00000000 [ 1336.742671][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.742735][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.742759][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.742809][ T32] r5:00001000 r4:e0439000 [ 1336.742832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.742893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.742937][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.743023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.763418][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.763481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.763578][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.763623][ T32] r4:84aeca80 [ 1336.763645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.763697][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 2 printk messages dropped ** [ 1336.763777][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 9 printk messages dropped ** [ 1336.764256][ T32] task:kworker/0:391 state:D stack:0 pid:4447 tgid:4447 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.764856][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.765116][ T32] r5:8527d78c r4:8527d400 ** 1 printk messages dropped ** [ 1336.765178][ T32] r7:dddced80 r6:83018000 r5:8527d78c r4:85200f00 ** 10 printk messages dropped ** [ 1336.765566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1336.766525][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1336.766803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.766825][ T32] r4:00000000 [ 1336.766845][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.766904][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.766928][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.766969][ T32] r5:00001000 r4:e0439000 [ 1336.766997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.767069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.767120][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.767151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.767200][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.767222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.767267][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.767290][ T32] r4:84aeca80 [ 1336.767308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.767364][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.767393][ T32] r4:00000001 [ 1336.767415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.767462][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.767548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.767619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.768036][ T32] task:kworker/0:392 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.769776][ T32] r5:00001000 r4:eab6f000 ** 2 printk messages dropped ** [ 1336.770052][ T32] r5:8527cf8c r4:8527cc00 ** 6 printk messages dropped ** [ 1336.770435][ T32] r10:00000000 r9:85200f80 r8:80287e08 r7:eaf81e60 r6:852b5500 r5:8521c800 ** 16 printk messages dropped ** [ 1336.771349][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 15 printk messages dropped ** [ 1336.771986][ T32] r5:00001000 r4:e0439000 ** 10 printk messages dropped ** [ 1336.772473][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.772714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1336.795319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 ** 12 printk messages dropped ** [ 1336.795849][ T32] r5:8527d38c r4:8527d000 ** 4 printk messages dropped ** [ 1336.796050][ T32] r4:852bc000 ** 7 printk messages dropped ** [ 1336.796339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.796944][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.797014][ T32] Call trace: [ 1336.797047][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.797105][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.797129][ T32] r4:00000000 [ 1336.797148][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.797187][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.797248][ T32] 1d20: a588e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.797280][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.797352][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.797380][ T32] r5:80050013 r4:80239bb0 [ 1336.797403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.797470][ T32] r4:82ac21e4 [ 1336.797518][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.797627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.797681][ T32] r4:e0431dc0 [ 1336.797727][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.797816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.797862][ T32] r4:00000000 [ 1336.797910][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.798008][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.798063][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.798161][ T32] r5:00001000 r4:e0439000 [ 1336.798227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.798317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.798415][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.798465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.798565][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.798639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.798744][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.798800][ T32] r4:84aeca80 [ 1336.798853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.798992][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.799136][ T32] r4:00000001 [ 1336.799192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.799294][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.799360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.799425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.799487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.799944][ T32] task:kworker/0:394 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.800284][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:8521ec00 [ 1336.800308][ T32] r4:8521ec00 [ 1336.800345][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.800391][ T32] r5:8521ec00 r4:8291a680 [ 1336.800412][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.800450][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.800513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1336.800539][ T32] r4:00000000 [ 1336.800560][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.800595][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.800663][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.800708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85205e40 [ 1336.800731][ T32] r4:00000000 [ 1336.800751][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.800967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.801030][ T32] r5:8527db8c r4:8527d800 ** 1 printk messages dropped ** [ 1336.801137][ T32] r7:dddced80 r6:83018000 r5:8527db8c r4:852bc080 ** 2 printk messages dropped ** [ 1336.801233][ T32] r4:852bc080 ** 7 printk messages dropped ** [ 1336.801514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.802022][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.802400][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 6 printk messages dropped ** [ 1336.802647][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1336.803007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.826458][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1336.826767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.827347][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000113 r6:eafa1d8c r5:85220c00 ** 8 printk messages dropped ** [ 1336.827883][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.828726][ T32] r5:8527e38c r4:8527e000 [ 1336.828773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.829240][ T32] r10:00000000 r9:852bc100 r8:80287e08 r7:eaf95e60 r6:852b5680 r5:85220c00 ** 9 printk messages dropped ** [ 1336.830585][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.831107][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.831137][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.831162][ T32] r5:80050013 r4:80239bb0 [ 1336.831185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.831229][ T32] r4:82ac21e4 [ 1336.831251][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.831293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.831316][ T32] r4:e0431dc0 [ 1336.831336][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.831402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.831451][ T32] r4:00000000 [ 1336.831477][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.831526][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.831549][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.831591][ T32] r5:00001000 r4:e0439000 [ 1336.831612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.831652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.831714][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.831739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.831787][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.831810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.831900][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.831927][ T32] r4:84aeca80 [ 1336.831948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.831993][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.832035][ T32] r4:00000001 [ 1336.832057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.832097][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.832123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.832150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.832175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.832223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.832262][ T32] r4:84b0e0c0 [ 1336.832285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.832334][ T32] INFO: task kworker/0:396:4458 blocked for more than 463 seconds. [ 1336.832366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.832411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.832456][ T32] task:kworker/0:396 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.832514][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.832555][ T32] Call trace: [ 1336.832584][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.832629][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:85221800 [ 1336.832663][ T32] r4:85221800 [ 1336.832686][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.832727][ T32] r5:85221800 r4:8291a680 [ 1336.832757][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.832820][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.832874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1336.832907][ T32] r4:00000000 [ 1336.832928][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.853415][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.853542][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.853590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4040 [ 1336.853615][ T32] r4:00000000 [ 1336.853636][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.853681][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1336.853703][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.853747][ T32] r5:00001000 r4:eabb7000 [ 1336.853768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.853807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.853848][ T32] r5:8527df8c r4:8527dc00 [ 1336.853868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.853914][ T32] r7:dddced80 r6:83018000 r5:8527df8c r4:852bc180 [ 1336.853935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.854006][ T32] r10:61c88647 r9:85221800 r8:852bc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.854033][ T32] r4:852bc180 [ 1336.854084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.854136][ T32] r10:00000000 r9:852bc180 r8:80287e08 r7:eafa1e60 r6:852b5700 r5:85221800 [ 1336.854192][ T32] r4:00000001 [ 1336.854216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.854275][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1336.854309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.854337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.854363][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.854391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.854413][ T32] r4:851fae80 [ 1336.854841][ T32] INFO: task kworker/0:396:4458 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.854905][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.855002][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.855050][ T32] Call trace: [ 1336.855087][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1336.855238][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1336.855346][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1336.855562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 3 printk messages dropped ** [ 1336.855692][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.855845][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1336.855990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.856057][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.856087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.856135][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.856157][ T32] r4:84aeca80 [ 1336.856176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.856220][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.856275][ T32] r4:00000001 [ 1336.856297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.856332][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.856380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.856412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.856439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.856466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.856487][ T32] r4:84b0e0c0 [ 1336.856507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.856536][ T32] INFO: task kworker/0:397:4460 blocked for more than 463 seconds. [ 1336.856588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.856617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.856639][ T32] task:kworker/0:397 state:D stack:0 pid:4460 tgid:4460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.856697][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.856740][ T32] Call trace: [ 1336.856790][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.856841][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000013 r6:eafadd8c r5:85223000 [ 1336.856885][ T32] r4:85223000 [ 1336.856908][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.856950][ T32] r5:85223000 r4:8291a680 [ 1336.856978][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.857021][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.857062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1336.857099][ T32] r4:00000000 [ 1336.857121][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.857156][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.857191][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.857230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4580 [ 1336.857254][ T32] r4:00000000 [ 1336.857320][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.857396][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1336.857442][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.857543][ T32] r5:00001000 r4:eaedb000 [ 1336.857606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.857706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.857792][ T32] r5:8527ef8c r4:8527ec00 [ 1336.857838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.857937][ T32] r7:dddced80 r6:83018000 r5:8527ef8c r4:852bc200 [ 1336.858002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.858131][ T32] r10:61c88647 r9:85223000 r8:852bc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.858202][ T32] r4:852bc200 [ 1336.858275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.858382][ T32] r10:00000000 r9:852bc200 r8:80287e08 r7:eafa1e60 r6:852b5780 r5:85223000 [ 1336.858452][ T32] r4:00000001 [ 1336.858514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.858648][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1336.858719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.858808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.858873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.858939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.859010][ T32] r4:852c4100 [ 1336.859431][ T32] INFO: task kworker/0:397:4460 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.859508][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.859639][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.859737][ T32] Call trace: [ 1336.859810][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.859918][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.859984][ T32] r4:00000000 [ 1336.860085][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.860178][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.860262][ T32] 1d20: a60a3000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.860305][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.860333][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.860359][ T32] r5:80050013 r4:80239bb0 [ 1336.860380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.860443][ T32] r4:82ac21e4 [ 1336.860465][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.860507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.860529][ T32] r4:e0431dc0 [ 1336.860547][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.860598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.860622][ T32] r4:00000000 [ 1336.860652][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.860720][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.860745][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.860788][ T32] r5:00001000 r4:e0439000 [ 1336.860807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.860845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.860885][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.860926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.860984][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.861010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.861057][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.861088][ T32] r4:84aeca80 [ 1336.861107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.861153][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.861199][ T32] r4:00000001 [ 1336.861223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.861260][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.861285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.861333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.861360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.861409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.861434][ T32] r4:84b0e0c0 [ 1336.861455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.861480][ T32] INFO: task kworker/0:398:4462 blocked for more than 463 seconds. [ 1336.861509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.861555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.861580][ T32] task:kworker/0:398 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.861651][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.861693][ T32] Call trace: [ 1336.861721][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.861767][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:85222400 [ 1336.861814][ T32] r4:85222400 [ 1336.861837][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.861902][ T32] r5:85222400 r4:8291a680 [ 1336.861924][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.861973][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.862041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1336.862087][ T32] r4:00000000 [ 1336.862107][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.862172][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.862217][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.862284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c42c0 [ 1336.862318][ T32] r4:00000000 [ 1336.862356][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.862423][ T32] r9:83018005 r8:85222400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1336.862449][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.862511][ T32] r5:00001000 r4:eaeab000 [ 1336.862533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.862572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.862614][ T32] r5:8527e78c r4:8527e400 [ 1336.862633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.862676][ T32] r7:dddced80 r6:83018000 r5:8527e78c r4:852bc280 [ 1336.862696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.862739][ T32] r10:61c88647 r9:85222400 r8:852bc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.862761][ T32] r4:852bc280 [ 1336.862779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.862843][ T32] r10:00000000 r9:852bc280 r8:80287e08 r7:eafade60 r6:852b5800 r5:85222400 [ 1336.862868][ T32] r4:00000001 [ 1336.862886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.862920][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1336.863014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.893485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.893540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.893597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.893627][ T32] r4:852c4180 [ 1336.894051][ T32] INFO: task kworker/0:398:4462 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.894105][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.894223][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.894326][ T32] Call trace: [ 1336.894383][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.894439][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.894463][ T32] r4:00000000 [ 1336.894505][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.894571][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.894617][ T32] 1d20: a6773000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.894649][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.894674][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.894697][ T32] r5:80050013 r4:80239bb0 [ 1336.894739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.894785][ T32] r4:82ac21e4 [ 1336.894827][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.894871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.894893][ T32] r4:e0431dc0 [ 1336.894912][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.894953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.894975][ T32] r4:00000000 [ 1336.894994][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.895049][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.895092][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.895147][ T32] r5:00001000 r4:e0439000 [ 1336.895192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.895245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.895383][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1336.895601][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1336.895750][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.895856][ T32] r4:84b0e0c0 [ 1336.895876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.895949][ T32] INFO: task kworker/0:399:4464 blocked for more than 463 seconds. [ 1336.896005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.896034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.896092][ T32] task:kworker/0:399 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.896142][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.896184][ T32] Call trace: [ 1336.896238][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.896307][ T32] r10:8291a684 r9:eafbdd84 r8:00000002 r7:60000013 r6:eafbdd8c r5:85224800 [ 1336.896347][ T32] r4:85224800 [ 1336.896391][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.896448][ T32] r5:85224800 r4:8291a680 [ 1336.896489][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.896554][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.896625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 1336.896651][ T32] r4:00000000 [ 1336.896670][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.896714][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.896751][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.896811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4440 [ 1336.896837][ T32] r4:00000000 [ 1336.896857][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.896900][ T32] r9:83018005 r8:85224800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1336.896922][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.896962][ T32] r5:00001000 r4:eaebd000 [ 1336.897002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.897045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.897093][ T32] r5:8527eb8c r4:8527e800 [ 1336.897113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.897157][ T32] r7:dddced80 r6:83018000 r5:8527eb8c r4:852bc300 [ 1336.897177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.897221][ T32] r10:61c88647 r9:85224800 r8:852bc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.897244][ T32] r4:852bc300 [ 1336.897262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.897322][ T32] r10:00000000 r9:852bc300 r8:80287e08 r7:eafade60 r6:852b5880 r5:85224800 [ 1336.897346][ T32] r4:00000001 [ 1336.897364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.897427][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 1336.897492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.897528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.897585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.897646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.897697][ T32] r4:852c4240 [ 1336.898070][ T32] INFO: task kworker/0:399:4464 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.898162][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.898325][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.898433][ T32] Call trace: [ 1336.898534][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.898654][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.898714][ T32] r4:00000000 [ 1336.898765][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.898857][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.898940][ T32] 1d20: a6773000 e0123000 00000001 80239b98 7f4df000 00000001 ** 1 printk messages dropped ** [ 1336.899091][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 6 printk messages dropped ** [ 1336.899436][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1336.899982][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1336.900174][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.900221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.900252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.900278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.900330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.900355][ T32] r4:84b0e0c0 [ 1336.900376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.900401][ T32] INFO: task kworker/1:272:4466 blocked for more than 463 seconds. [ 1336.900428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.900471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.900496][ T32] task:kworker/1:272 state:D stack:0 pid:4466 tgid:4466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.900541][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.900582][ T32] Call trace: [ 1336.900612][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1336.900678][ T32] r10:8291a684 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:85223c00 [ 1336.900703][ T32] r4:85223c00 [ 1336.900723][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.900784][ T32] r5:85223c00 r4:8291a680 [ 1336.900826][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.900880][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.900924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1336.900945][ T32] r4:00000000 [ 1336.900963][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1336.900996][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1336.901031][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.901070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2a80 [ 1336.901102][ T32] r4:00000000 [ 1336.901121][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.901163][ T32] r9:83018205 r8:85223c00 r7:00000000 r6:83018200 r5:00001000 r4:7f115000 [ 1336.901184][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.901225][ T32] r5:00001000 r4:eafd3000 [ 1336.901265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.901356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.901406][ T32] r5:8515df8c r4:8515dc00 [ 1336.901448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.901496][ T32] r7:ddde2d80 r6:83018200 r5:8515df8c r4:852b5900 [ 1336.901517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.901571][ T32] r10:61c88647 r9:85223c00 r8:852b592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.901619][ T32] r4:852b5900 [ 1336.901641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.901700][ T32] r10:00000000 r9:852b5900 r8:80287e08 r7:eaecde60 r6:852b5980 r5:85223c00 [ 1336.901723][ T32] r4:00000001 [ 1336.901741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.901775][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1336.901801][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.901827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.901852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.901881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.901902][ T32] r4:852c2b00 [ 1336.902111][ T32] INFO: task kworker/1:272:4466 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.902145][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.902251][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.902318][ T32] Call trace: [ 1336.902369][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.902421][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.902444][ T32] r4:00000000 [ 1336.902463][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.902510][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.902540][ T32] 1d20: a6773000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.902602][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.902629][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.902661][ T32] r5:80050013 r4:80239bb0 [ 1336.902684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.902744][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.902841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1336.924793][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1336.925238][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 2 printk messages dropped ** [ 1336.925492][ T32] r4:84aeca80 ** 6 printk messages dropped ** [ 1336.926023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.926696][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.927341][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.928065][ T32] r9:83018005 r8:85225400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 1 printk messages dropped ** [ 1336.928201][ T32] r5:00001000 r4:eaf1f000 [ 1336.928248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.928337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.928431][ T32] r5:8527f38c r4:8527f000 [ 1336.928483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.928615][ T32] r7:dddced80 r6:83018000 r5:8527f38c r4:852bc380 [ 1336.928687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.928790][ T32] r10:61c88647 r9:85225400 r8:852bc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.928848][ T32] r4:852bc380 [ 1336.928892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.928985][ T32] r10:00000000 r9:852bc380 r8:80287e08 r7:eafade60 r6:852b5a00 r5:85225400 [ 1336.929040][ T32] r4:00000001 [ 1336.929087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.929174][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1336.929239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.929329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.929425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.929501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.929568][ T32] r4:852c4500 [ 1336.930394][ T32] INFO: task kworker/0:400:4468 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.930488][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.930669][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.930772][ T32] Call trace: [ 1336.930847][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.930957][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.931033][ T32] r4:00000000 [ 1336.931120][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.931208][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.931274][ T32] 1d20: a684a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.931346][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.931404][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.931480][ T32] r5:80050013 r4:80239bb0 [ 1336.931533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.931622][ T32] r4:82ac21e4 [ 1336.931719][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.931813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.931864][ T32] r4:e0431dc0 [ 1336.931900][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.932003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.932055][ T32] r4:00000000 [ 1336.932094][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.932198][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.932260][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.932351][ T32] r5:00001000 r4:e0439000 [ 1336.932395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.932477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.932585][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.932633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.932737][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.932803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.932937][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.968201][ T32] r4:84aeca80 [ 1336.968324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.968493][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.968557][ T32] r4:00000001 [ 1336.968603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.968690][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.968756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.968817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.968879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.968947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1336.969091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.969564][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.969947][ T32] r4:85226000 ** 3 printk messages dropped ** [ 1336.970263][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.970712][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.971098][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.971504][ T32] r5:8528038c r4:85280000 [ 1336.971568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.971803][ T32] r10:61c88647 r9:85226000 r8:852bc42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1336.972095][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.972381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.972444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.972507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.972588][ T32] r4:852c44c0 [ 1336.990041][ T32] INFO: task kworker/0:401:4470 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1336.990396][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.990657][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.990809][ T32] Call trace: [ 1336.990916][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.991049][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1336.991140][ T32] r4:00000000 [ 1336.991219][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.991319][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1336.991384][ T32] 1d20: a6bdb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1336.991445][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1336.991517][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.991584][ T32] r5:80050013 r4:80239bb0 [ 1336.991630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.991709][ T32] r4:82ac21e4 [ 1336.991757][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.991840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1336.991886][ T32] r4:e0431dc0 [ 1336.991926][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1336.992030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1336.992085][ T32] r4:00000000 [ 1336.992152][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1336.992248][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1336.992302][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.992387][ T32] r5:00001000 r4:e0439000 [ 1336.992452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.992580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.992694][ T32] r5:84b4ef8c r4:84b4ec00 [ 1336.992745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.992840][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1336.992888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.992980][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.999126][ T32] r4:84aeca80 [ 1336.999435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.999650][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1336.999714][ T32] r4:00000001 [ 1336.999795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.999899][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1336.999994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.000072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.000141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.000210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.000269][ T32] r4:84b0e0c0 [ 1337.000335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.000414][ T32] INFO: task kworker/0:402:4471 blocked for more than 463 seconds. [ 1337.000494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.000569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.000632][ T32] task:kworker/0:402 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.000775][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.000906][ T32] Call trace: [ 1337.001016][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.001137][ T32] r10:8291a684 r9:eafb9d84 r8:00000002 r7:60000013 r6:eafb9d8c r5:8496a400 [ 1337.001215][ T32] r4:8496a400 [ 1337.001277][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.001404][ T32] r5:8496a400 r4:8291a680 [ 1337.001450][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.001543][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.001629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1337.001675][ T32] r4:00000000 [ 1337.001715][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.001788][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.001862][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.001944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4780 [ 1337.002016][ T32] r4:00000000 [ 1337.002067][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.002182][ T32] r9:83018005 r8:8496a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1337.002243][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.002352][ T32] r5:00001000 r4:eafc9000 [ 1337.002421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.002647][ T32] r5:8527f78c r4:8527f400 [ 1337.002712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.002818][ T32] r7:dddced80 r6:83018000 r5:8527f78c r4:852bc480 [ 1337.002869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.019180][ T32] r10:61c88647 r9:8496a400 r8:852bc4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.019820][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.020105][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.020393][ T32] r4:852c4940 ** 2 printk messages dropped ** [ 1337.021602][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.021966][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 4 printk messages dropped ** [ 1337.022383][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.022456][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.022543][ T32] r5:80050013 r4:80239bb0 [ 1337.022627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.022733][ T32] r4:82ac21e4 [ 1337.022782][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.022881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.022983][ T32] r4:e0431dc0 [ 1337.038863][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.039092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.039154][ T32] r4:00000000 [ 1337.039226][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.039335][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.039388][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.039484][ T32] r5:00001000 r4:e0439000 [ 1337.039546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.039633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.039726][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.039795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.039907][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.039958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.040072][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.040130][ T32] r4:84aeca80 [ 1337.040181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.040313][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.040396][ T32] r4:00000001 [ 1337.040474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.040583][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.040681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.040778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.040901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.040984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.041043][ T32] r4:84b0e0c0 [ 1337.041110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.041230][ T32] INFO: task kworker/1:273:4474 blocked for more than 463 seconds. [ 1337.041352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.041447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.041528][ T32] task:kworker/1:273 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.041681][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.041797][ T32] Call trace: [ 1337.041898][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.042020][ T32] r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:85226c00 [ 1337.042079][ T32] r4:85226c00 [ 1337.042137][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.042229][ T32] r5:85226c00 r4:8291a680 [ 1337.042296][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.042387][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.042475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1337.042538][ T32] r4:00000000 [ 1337.042586][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.042669][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.042751][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.042863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853388c0 [ 1337.042924][ T32] r4:00000000 [ 1337.064228][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.064649][ T32] r9:83018205 r8:85226c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1337.064719][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.064821][ T32] r5:00001000 r4:ead49000 [ 1337.064871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.064984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.065088][ T32] r5:8515e78c r4:8515e400 [ 1337.065161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.065271][ T32] r7:ddde2d80 r6:83018200 r5:8515e78c r4:852b5b00 [ 1337.065475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.065635][ T32] r10:61c88647 r9:85226c00 r8:852b5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.065707][ T32] r4:852b5b00 [ 1337.065762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.065873][ T32] r10:00000000 r9:852b5b00 r8:80287e08 r7:eaecde60 r6:852b5b80 r5:85226c00 [ 1337.065947][ T32] r4:00000001 [ 1337.065993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.066100][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1337.066179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.066276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.066345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.066411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.066469][ T32] r4:852c2c80 [ 1337.067341][ T32] INFO: task kworker/1:273:4474 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.067459][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.067720][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.067848][ T32] Call trace: [ 1337.067944][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.068126][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.068189][ T32] r4:00000000 [ 1337.068237][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.068359][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.068450][ T32] 1d20: a6f36000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.068548][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.068627][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.068693][ T32] r5:80050013 r4:80239bb0 [ 1337.068745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.068846][ T32] r4:82ac21e4 [ 1337.068900][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.068994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.069051][ T32] r4:e0431dc0 [ 1337.069102][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.069229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.069393][ T32] r4:00000000 [ 1337.069463][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.069579][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.069637][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.069732][ T32] r5:00001000 r4:e0439000 [ 1337.069787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.069877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.069968][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.070005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.070100][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.070176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.070289][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.070344][ T32] r4:84aeca80 [ 1337.070411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.070527][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.070601][ T32] r4:00000001 [ 1337.070664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.070745][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.070826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.070914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.071027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.071133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.071185][ T32] r4:84b0e0c0 [ 1337.071234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.071322][ T32] INFO: task kworker/0:403:4476 blocked for more than 463 seconds. [ 1337.071434][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.071498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.071567][ T32] task:kworker/0:403 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.071675][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.071762][ T32] Call trace: [ 1337.071835][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.071934][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85220000 [ 1337.071988][ T32] r4:85220000 [ 1337.072031][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.072119][ T32] r5:85220000 r4:8291a680 [ 1337.072163][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.072245][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.072344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1337.072392][ T32] r4:00000000 [ 1337.072483][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.072622][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.072704][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.072819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c49c0 [ 1337.072888][ T32] r4:00000000 [ 1337.072933][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.089219][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f117000 [ 1337.089370][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.089536][ T32] r5:00001000 r4:eafd9000 [ 1337.089615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.089731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.089835][ T32] r5:8527fb8c r4:8527f800 [ 1337.089888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.089989][ T32] r7:dddced80 r6:83018000 r5:8527fb8c r4:852bc580 [ 1337.090042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.090147][ T32] r10:61c88647 r9:85220000 r8:852bc5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.090218][ T32] r4:852bc580 [ 1337.090278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.090381][ T32] r10:00000000 r9:852bc580 r8:80287e08 r7:eafcde60 r6:852b5c00 r5:85220000 [ 1337.090435][ T32] r4:00000001 [ 1337.090483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.090595][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1337.090674][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.090744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.090823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.090895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.090965][ T32] r4:852c46c0 [ 1337.091789][ T32] INFO: task kworker/0:403:4476 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.091918][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.092122][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.092257][ T32] Call trace: [ 1337.092335][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.092449][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.092528][ T32] r4:00000000 [ 1337.092579][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.092671][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.092735][ T32] 1d20: a6f36000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.092805][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.092866][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.092926][ T32] r5:80050013 r4:80239bb0 [ 1337.093066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.108196][ T32] r4:82ac21e4 [ 1337.108316][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.108489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.108556][ T32] r4:e0431dc0 [ 1337.108602][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.108696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.108749][ T32] r4:00000000 [ 1337.108798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.108896][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.108950][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.109048][ T32] r5:00001000 r4:e0439000 [ 1337.109101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.109217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.109379][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.109453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.109563][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.109618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.109721][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.109770][ T32] r4:84aeca80 [ 1337.109815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.109947][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.110041][ T32] r4:00000001 [ 1337.110112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.110217][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.110298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.110364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.110435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.110502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.110564][ T32] r4:84b0e0c0 [ 1337.110639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.110720][ T32] INFO: task kworker/0:404:4477 blocked for more than 463 seconds. [ 1337.110800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.110853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.110906][ T32] task:kworker/0:404 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.111052][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.111189][ T32] Call trace: [ 1337.111272][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.111401][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:8521b000 [ 1337.111473][ T32] r4:8521b000 [ 1337.111527][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.111612][ T32] r5:8521b000 r4:8291a680 [ 1337.111676][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.111760][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.111846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1337.111893][ T32] r4:00000000 [ 1337.111931][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.112027][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.112111][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.112211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4b40 [ 1337.112278][ T32] r4:00000000 [ 1337.112322][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.112468][ T32] r9:83018005 r8:8521b000 r7:00000000 r6:83018000 r5:00001000 r4:7f119000 [ 1337.112536][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.112645][ T32] r5:00001000 r4:eafe7000 [ 1337.112712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.112796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.112888][ T32] r5:8527ff8c r4:8527fc00 [ 1337.112956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.138482][ T32] r7:dddced80 r6:83018000 r5:8527ff8c r4:852bc600 [ 1337.138576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.138713][ T32] r10:61c88647 r9:8521b000 r8:852bc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.138763][ T32] r4:852bc600 [ 1337.138821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.138925][ T32] r10:00000000 r9:852bc600 r8:80287e08 r7:eafcde60 r6:852b5c80 r5:8521b000 [ 1337.138980][ T32] r4:00000001 [ 1337.139240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.139376][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1337.139479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.139549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.139675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.139741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.139788][ T32] r4:852c46c0 [ 1337.140515][ T32] INFO: task kworker/0:404:4477 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.140594][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.140749][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.140850][ T32] Call trace: [ 1337.140950][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.141062][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.141117][ T32] r4:00000000 [ 1337.141163][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.141246][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.141362][ T32] 1d20: a739b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.141435][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.141526][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.141584][ T32] r5:80050013 r4:80239bb0 [ 1337.141633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.141743][ T32] r4:82ac21e4 [ 1337.141833][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.141932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.141984][ T32] r4:e0431dc0 [ 1337.142028][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.142272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.142355][ T32] r4:00000000 [ 1337.142405][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.142523][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.142576][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.142664][ T32] r5:00001000 r4:e0439000 [ 1337.142738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.142826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.142913][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.156473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.156716][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.156800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.156910][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.157017][ T32] r4:84aeca80 [ 1337.157068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.157175][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.157226][ T32] r4:00000001 [ 1337.157272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.157388][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.157453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.157521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.157586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.157651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.157699][ T32] r4:84b0e0c0 [ 1337.157782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.157867][ T32] INFO: task kworker/0:405:4480 blocked for more than 463 seconds. [ 1337.157936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.157989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.158070][ T32] task:kworker/0:405 state:D stack:0 pid:4480 tgid:4480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.158251][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.158359][ T32] Call trace: [ 1337.158427][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.158528][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:85229800 [ 1337.158582][ T32] r4:85229800 [ 1337.158657][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.158749][ T32] r5:85229800 r4:8291a680 [ 1337.158813][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.158901][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.158989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 1337.159104][ T32] r4:00000000 [ 1337.159155][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.159254][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.159384][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.159478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c2280 [ 1337.159528][ T32] r4:00000000 [ 1337.159573][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.159666][ T32] r9:83018005 r8:85229800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1337.159717][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.159864][ T32] r5:00001000 r4:dfd21000 [ 1337.159917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.160027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.160125][ T32] r5:85280f8c r4:85280c00 [ 1337.160235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.160341][ T32] r7:dddced80 r6:83018000 r5:85280f8c r4:852bc680 [ 1337.160458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.160558][ T32] r10:61c88647 r9:85229800 r8:852bc6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.160608][ T32] r4:852bc680 [ 1337.160653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.160746][ T32] r10:00000000 r9:852bc680 r8:80287e08 r7:eafcde60 r6:852b5d00 r5:85229800 [ 1337.160793][ T32] r4:00000001 [ 1337.160834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.160907][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1337.160961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.161022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.161112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.161178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.161242][ T32] r4:852c4bc0 [ 1337.161975][ T32] INFO: task kworker/0:405:4480 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.162052][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.162169][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.162442][ T32] Call trace: [ 1337.162518][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.162627][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.162699][ T32] r4:00000000 [ 1337.162748][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.162831][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.163029][ T32] 1d20: a739b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.181053][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.181181][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.181241][ T32] r5:80050013 r4:80239bb0 [ 1337.181331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.181523][ T32] r4:82ac21e4 [ 1337.181574][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.181733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.181789][ T32] r4:e0431dc0 [ 1337.181832][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.182029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.182354][ T32] r4:00000000 [ 1337.182410][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.182732][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.183110][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.192610][ T32] r5:00001000 r4:e0439000 [ 1337.192707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.192905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.193776][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.193856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.193989][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.194115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.194411][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.194483][ T32] r4:84aeca80 [ 1337.194534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.194631][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.194681][ T32] r4:00000001 [ 1337.194728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.194809][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.194956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.195222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.195478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.195544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.195612][ T32] r4:84b0e0c0 [ 1337.195675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.195744][ T32] INFO: task kworker/0:406:4482 blocked for more than 463 seconds. [ 1337.195821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.195877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.196015][ T32] task:kworker/0:406 state:D stack:0 pid:4482 tgid:4482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.196223][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.196316][ T32] Call trace: [ 1337.196400][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.196545][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:85228000 [ 1337.196601][ T32] r4:85228000 [ 1337.196645][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.196733][ T32] r5:85228000 r4:8291a680 [ 1337.196809][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.196981][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.197103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1337.197221][ T32] r4:00000000 [ 1337.197268][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.197381][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.197466][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.197550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4d40 [ 1337.197697][ T32] r4:00000000 [ 1337.197811][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.197912][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1337.197961][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.198048][ T32] r5:00001000 r4:df9f5000 [ 1337.198129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.198231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.198328][ T32] r5:8528078c r4:85280400 [ 1337.198406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.198591][ T32] r7:dddced80 r6:83018000 r5:8528078c r4:852bc700 [ 1337.198642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.198737][ T32] r10:61c88647 r9:85228000 r8:852bc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.198817][ T32] r4:852bc700 [ 1337.198863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.198956][ T32] r10:00000000 r9:852bc700 r8:80287e08 r7:eabc5e60 r6:852b5d80 r5:85228000 [ 1337.199003][ T32] r4:00000001 [ 1337.199132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.199258][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1337.199339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.199401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.199460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.199516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.199630][ T32] r4:852c4cc0 [ 1337.200372][ T32] INFO: task kworker/0:406:4482 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.200455][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.200629][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.201015][ T32] Call trace: [ 1337.201093][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.201198][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.201247][ T32] r4:00000000 [ 1337.201310][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.201406][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.201468][ T32] 1d20: a7751000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.201540][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 2 printk messages dropped ** [ 1337.201746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.201832][ T32] r4:82ac21e4 [ 1337.201875][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.201963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.202014][ T32] r4:e0431dc0 [ 1337.202055][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.202147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.202195][ T32] r4:00000000 [ 1337.202237][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.202371][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.202426][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.202512][ T32] r5:00001000 r4:e0439000 [ 1337.202566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.202650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.202734][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.202776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.202873][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.202927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.233864][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.234068][ T32] r4:84aeca80 [ 1337.234141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.234293][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.234357][ T32] r4:00000001 [ 1337.234452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.234560][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.234652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.234752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.234820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.234886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.234965][ T32] r4:84b0e0c0 [ 1337.235065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.235146][ T32] INFO: task kworker/0:407:4483 blocked for more than 463 seconds. [ 1337.235226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.235303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.235367][ T32] task:kworker/0:407 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.235499][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.235629][ T32] Call trace: [ 1337.235714][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.235847][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:8522b000 [ 1337.235911][ T32] r4:8522b000 [ 1337.235959][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.236054][ T32] r5:8522b000 r4:8291a680 [ 1337.236118][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.236209][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.236305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1337.236361][ T32] r4:00000000 [ 1337.236409][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.236490][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.236577][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.236689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4ec0 [ 1337.236749][ T32] r4:00000000 [ 1337.236798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.236902][ T32] r9:83018005 r8:8522b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1337.236955][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.237049][ T32] r5:00001000 r4:dfb85000 [ 1337.237119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.237211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.237359][ T32] r5:85280b8c r4:85280800 [ 1337.237532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.237641][ T32] r7:dddced80 r6:83018000 r5:85280b8c r4:852bc780 [ 1337.237691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.237792][ T32] r10:61c88647 r9:8522b000 r8:852bc7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.237844][ T32] r4:852bc780 [ 1337.237887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.237986][ T32] r10:00000000 r9:852bc780 r8:80287e08 r7:eabc5e60 r6:852b5e00 r5:8522b000 [ 1337.238044][ T32] r4:00000001 [ 1337.238103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.238215][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1337.238284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.238342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.238402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.238460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.238514][ T32] r4:852c4cc0 [ 1337.239228][ T32] INFO: task kworker/0:407:4483 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.239310][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.239442][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.239584][ T32] Call trace: [ 1337.239661][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.239768][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.239820][ T32] r4:00000000 [ 1337.239897][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.240009][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.240083][ T32] 1d20: a7a64000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.240222][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.240336][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.240419][ T32] r5:80050013 r4:80239bb0 [ 1337.240478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.240601][ T32] r4:82ac21e4 [ 1337.240654][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.240749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.240804][ T32] r4:e0431dc0 [ 1337.240850][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.240942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.240996][ T32] r4:00000000 [ 1337.241045][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.241176][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1337.241586][ T32] r5:84b4ef8c r4:84b4ec00 ** 2 printk messages dropped ** [ 1337.241813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.242259][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1337.242811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.242897][ T32] r4:84b0e0c0 [ 1337.271415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.271694][ T32] INFO: task kworker/0:408:4486 blocked for more than 463 seconds. [ 1337.271796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.271861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.271913][ T32] task:kworker/0:408 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.272097][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.272247][ T32] Call trace: [ 1337.272329][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.272451][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:8522a400 [ 1337.272511][ T32] r4:8522a400 [ 1337.272585][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.272685][ T32] r5:8522a400 r4:8291a680 [ 1337.272760][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.272856][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.273019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1337.273960][ T32] r4:00000000 [ 1337.274029][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.274145][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.274245][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.274340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85205dc0 [ 1337.274423][ T32] r4:00000000 [ 1337.274506][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.274619][ T32] r9:83018005 r8:8522a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1337.274698][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.274805][ T32] r5:00001000 r4:dfde3000 [ 1337.274852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.274938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.275046][ T32] r5:8528138c r4:85281000 [ 1337.275126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.275268][ T32] r7:dddced80 r6:83018000 r5:8528138c r4:852bc800 [ 1337.275322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.275420][ T32] r10:61c88647 r9:8522a400 r8:852bc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.275474][ T32] r4:852bc800 [ 1337.275522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.275618][ T32] r10:00000000 r9:852bc800 r8:80287e08 r7:eabc5e60 r6:852b5e80 r5:8522a400 [ 1337.275666][ T32] r4:00000001 [ 1337.275708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.275789][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1337.275855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.275920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.276009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.276099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.276159][ T32] r4:85205fc0 [ 1337.276855][ T32] INFO: task kworker/0:408:4486 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.276946][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.277144][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.277268][ T32] Call trace: [ 1337.277367][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.277474][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.277527][ T32] r4:00000000 [ 1337.277574][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.277659][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.277720][ T32] 1d20: a7c3a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.277775][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.277853][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.277909][ T32] r5:80050013 r4:80239bb0 [ 1337.277955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.278038][ T32] r4:82ac21e4 [ 1337.278085][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.278217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 1 printk messages dropped ** [ 1337.278327][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1337.279375][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1337.279791][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1337.279981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.280492][ T32] task:kworker/0:409 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.281257][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.281589][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.281789][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.282111][ T32] r5:00001000 r4:e88c5000 ** 2 printk messages dropped ** [ 1337.282332][ T32] r5:8528278c r4:85282400 ** 1 printk messages dropped ** [ 1337.282467][ T32] r7:dddced80 r6:83018000 r5:8528278c r4:852bc880 [ 1337.282513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.282639][ T32] r10:61c88647 r9:8522bc00 r8:852bc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.282698][ T32] r4:852bc880 [ 1337.282741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.282838][ T32] r10:00000000 r9:852bc880 r8:80287e08 r7:eb005e60 r6:852b5f00 r5:8522bc00 [ 1337.282932][ T32] r4:00000001 [ 1337.307631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.307790][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 1337.307825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.307856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.307884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.307935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.307964][ T32] r4:830cbac0 [ 1337.308363][ T32] INFO: task kworker/0:409:4488 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.308403][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.308475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.308596][ T32] Call trace: [ 1337.308664][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.308831][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.308911][ T32] r4:00000000 [ 1337.308972][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.309019][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.309048][ T32] 1d20: a7eb1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.309096][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.309126][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.309176][ T32] r5:80050013 r4:80239bb0 [ 1337.309228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.309325][ T32] r4:82ac21e4 [ 1337.309351][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.309396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.309419][ T32] r4:e0431dc0 [ 1337.309439][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.309494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.309521][ T32] r4:00000000 [ 1337.309542][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.309587][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.309609][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.309688][ T32] r5:00001000 r4:e0439000 [ 1337.309724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.309796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.309872][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.309950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.310001][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.310025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.310095][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.310121][ T32] r4:84aeca80 [ 1337.310141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.310214][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.310271][ T32] r4:00000001 [ 1337.310293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.310330][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 1 printk messages dropped ** [ 1337.310385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.310507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.310721][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.311161][ T32] r4:8522d400 ** 3 printk messages dropped ** [ 1337.311391][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.311571][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1337.311786][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.311966][ T32] r5:8528178c r4:85281400 [ 1337.311985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.312162][ T32] r10:61c88647 r9:8522d400 r8:852bc92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.312543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.325609][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1337.326047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.326069][ T32] r4:e0431dc0 [ 1337.326093][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.326137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.326160][ T32] r4:00000000 [ 1337.326207][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.326277][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.326302][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.326345][ T32] r5:00001000 r4:e0439000 [ 1337.326366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.326406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.326448][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.326487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.326539][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.326562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.326608][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.326630][ T32] r4:84aeca80 [ 1337.326648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.326692][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.326727][ T32] r4:00000001 [ 1337.326781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.326823][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.326851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.326878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.326904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.326962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.326987][ T32] r4:84b0e0c0 [ 1337.327011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.327053][ T32] INFO: task kworker/0:411:4491 blocked for more than 463 seconds. [ 1337.327095][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.327123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.327172][ T32] task:kworker/0:411 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.327225][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.327267][ T32] Call trace: [ 1337.327327][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.327383][ T32] r10:8291a684 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:8522c800 [ 1337.327410][ T32] r4:8522c800 [ 1337.327429][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.327507][ T32] r5:8522c800 r4:8291a680 [ 1337.327559][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.327601][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.327643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 1337.327666][ T32] r4:00000000 [ 1337.327685][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.327757][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.327822][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.327892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dc040 [ 1337.327918][ T32] r4:00000000 [ 1337.327937][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.328007][ T32] r9:83018005 r8:8522c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.328046][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.328098][ T32] r5:00001000 r4:dffef000 [ 1337.328118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.328157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.328210][ T32] r5:85281b8c r4:85281800 [ 1337.328233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.328279][ T32] r7:dddced80 r6:83018000 r5:85281b8c r4:852bc980 [ 1337.328299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.328343][ T32] r10:61c88647 r9:8522c800 r8:852bc9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.328365][ T32] r4:852bc980 [ 1337.328405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.328453][ T32] r10:00000000 r9:852bc980 r8:80287e08 r7:eb00de60 r6:852e0000 r5:8522c800 [ 1337.328475][ T32] r4:00000001 [ 1337.328494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.328527][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1337.328580][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.328639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.328736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.328794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.328820][ T32] r4:852dc000 [ 1337.329264][ T32] INFO: task kworker/0:411:4491 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.329353][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.329418][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.329493][ T32] Call trace: [ 1337.329526][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.329575][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.329598][ T32] r4:00000000 [ 1337.329644][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.329690][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.329758][ T32] 1d20: a8122000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.329795][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 6 printk messages dropped ** [ 1337.330043][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1337.330197][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.330506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.330903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.331134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.331194][ T32] task:kworker/0:412 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.331268][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.331341][ T32] Call trace: [ 1337.331372][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.331468][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:85228c00 [ 1337.331522][ T32] r4:85228c00 [ 1337.331546][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.331616][ T32] r5:85228c00 r4:8291a680 [ 1337.331668][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.331714][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.331756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1337.331778][ T32] r4:00000000 [ 1337.331817][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.331854][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.331887][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.331926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dc180 [ 1337.331948][ T32] r4:00000000 [ 1337.331968][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.332010][ T32] r9:83018005 r8:85228c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1337.332032][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.332091][ T32] r5:00001000 r4:e0537000 [ 1337.332114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.332154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.332195][ T32] r5:85281f8c r4:85281c00 [ 1337.332268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.332317][ T32] r7:dddced80 r6:83018000 r5:85281f8c r4:852bca00 [ 1337.332340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.332394][ T32] r10:61c88647 r9:85228c00 r8:852bca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.332455][ T32] r4:852bca00 [ 1337.332478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.332522][ T32] r10:00000000 r9:852bca00 r8:80287e08 r7:eb00de60 r6:852e0080 r5:85228c00 [ 1337.332600][ T32] r4:00000001 [ 1337.332624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.332661][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1337.332712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.332744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.332771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.332825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.332893][ T32] r4:852dc2c0 [ 1337.356431][ T32] INFO: task kworker/0:412:4494 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.356598][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.356787][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.356951][ T32] Call trace: [ 1337.357048][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.357174][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.357202][ T32] r4:00000000 [ 1337.357224][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.357267][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.357392][ T32] 1d20: a8529000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.357426][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.357453][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.357504][ T32] r5:80050013 r4:80239bb0 [ 1337.357529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.357572][ T32] r4:82ac21e4 [ 1337.357592][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.357705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.357759][ T32] r4:e0431dc0 [ 1337.357783][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.357908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.357961][ T32] r4:00000000 [ 1337.358038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.358109][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.358183][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.358269][ T32] r5:00001000 r4:e0439000 [ 1337.358311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.358389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.358470][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.358516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.358602][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.358651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.358743][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.358831][ T32] r4:84aeca80 [ 1337.358914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.359012][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 2 printk messages dropped ** [ 1337.359239][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 3 printk messages dropped ** [ 1337.359477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1337.359841][ T32] task:kworker/0:413 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.360503][ T32] r5:85230000 r4:8291a680 ** 2 printk messages dropped ** [ 1337.360777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1337.360843][ T32] r4:00000000 [ 1337.360913][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.360991][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.361083][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.361204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dc340 [ 1337.361264][ T32] r4:00000000 [ 1337.361332][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.361427][ T32] r9:83018005 r8:85230000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1337.361479][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.361567][ T32] r5:00001000 r4:e480f000 [ 1337.361635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.361728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.361776][ T32] r5:8528238c r4:85282000 [ 1337.361797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.361843][ T32] r7:dddced80 r6:83018000 r5:8528238c r4:852bca80 [ 1337.361863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.361911][ T32] r10:61c88647 r9:85230000 r8:852bcaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.361963][ T32] r4:852bca80 [ 1337.361985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.362032][ T32] r10:00000000 r9:852bca80 r8:80287e08 r7:eb00de60 r6:852e0100 r5:85230000 [ 1337.362055][ T32] r4:00000001 [ 1337.362091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.362131][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1337.362172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.362230][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.362260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.362289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.362338][ T32] r4:852dc140 [ 1337.362654][ T32] INFO: task kworker/0:413:4495 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.362777][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.362859][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.362936][ T32] Call trace: [ 1337.387673][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.387795][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.387822][ T32] r4:00000000 [ 1337.387843][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.387887][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.387919][ T32] 1d20: a8863000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.388029][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.388060][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.388090][ T32] r5:80050013 r4:80239bb0 [ 1337.388139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.388202][ T32] r4:82ac21e4 [ 1337.388251][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.388309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.388335][ T32] r4:e0431dc0 [ 1337.388355][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.388425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.388510][ T32] r4:00000000 [ 1337.388533][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.388582][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.388605][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.388650][ T32] r5:00001000 r4:e0439000 [ 1337.388670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.388737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.388810][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.388835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.388884][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.388905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.388951][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.388974][ T32] r4:84aeca80 [ 1337.389020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.389089][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.389125][ T32] r4:00000001 [ 1337.389145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.389181][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.389209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.389266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.389310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.389341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.389364][ T32] r4:84b0e0c0 [ 1337.389388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.389430][ T32] INFO: task kworker/0:414:4498 blocked for more than 463 seconds. [ 1337.389504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.389535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.389557][ T32] task:kworker/0:414 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.389643][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.389779][ T32] Call trace: [ 1337.389844][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.389895][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:85232400 [ 1337.389919][ T32] r4:85232400 [ 1337.389938][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.389980][ T32] r5:85232400 r4:8291a680 [ 1337.390027][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.390093][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.390139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1337.390179][ T32] r4:00000000 [ 1337.390201][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.390238][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.390422][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.390708][ T32] r5:85282b8c r4:85282800 [ 1337.390728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.390836][ T32] r10:61c88647 r9:85232400 r8:852bcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.390858][ T32] r4:852bcb00 [ 1337.390877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.390922][ T32] r10:00000000 r9:852bcb00 r8:80287e08 r7:eb00de60 r6:852e0180 r5:85232400 [ 1337.390972][ T32] r4:00000001 [ 1337.390994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.391047][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1337.391136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.391198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.391227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.391255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.391277][ T32] r4:852dc300 [ 1337.391669][ T32] INFO: task kworker/0:414:4498 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.391718][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.391780][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.391823][ T32] Call trace: [ 1337.391853][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.391929][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.391956][ T32] r4:00000000 [ 1337.391977][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.392043][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.392108][ T32] 1d20: a8863000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.392141][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.392168][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.392204][ T32] r5:80050013 r4:80239bb0 [ 1337.392255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.392299][ T32] r4:82ac21e4 [ 1337.392346][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.392391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.392471][ T32] r4:e0431dc0 [ 1337.392494][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.392537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.392559][ T32] r4:00000000 [ 1337.392579][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.392623][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 1 printk messages dropped ** [ 1337.392704][ T32] r5:00001000 r4:e0439000 ** 3 printk messages dropped ** [ 1337.392898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.400929][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1337.401126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.401261][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1337.401750][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.401947][ T32] r4:85233000 ** 1 printk messages dropped ** [ 1337.402120][ T32] r5:85233000 r4:8291a680 ** 2 printk messages dropped ** [ 1337.402231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 ** 4 printk messages dropped ** [ 1337.402482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dc640 ** 6 printk messages dropped ** [ 1337.402763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.402817][ T32] r5:85282f8c r4:85282c00 [ 1337.402839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.403075][ T32] r4:852bcb80 ** 6 printk messages dropped ** [ 1337.413932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.414904][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1337.415406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.415429][ T32] r4:e0431dc0 [ 1337.415503][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.415549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.415599][ T32] r4:00000000 [ 1337.415648][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.415712][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.415764][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.415836][ T32] r5:00001000 r4:e0439000 [ 1337.415886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.415930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.415997][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.416027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.416076][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.416118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.416170][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.416217][ T32] r4:84aeca80 [ 1337.416267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.416316][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.416339][ T32] r4:00000001 [ 1337.416384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.416451][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.416482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.416510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.416536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.416564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.416586][ T32] r4:84b0e0c0 [ 1337.416606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.416635][ T32] INFO: task kworker/0:416:4501 blocked for more than 463 seconds. [ 1337.416667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.416692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.416766][ T32] task:kworker/0:416 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.416853][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.416899][ T32] Call trace: [ 1337.416928][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.416974][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:85231800 [ 1337.416997][ T32] r4:85231800 [ 1337.417017][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.417092][ T32] r5:85231800 r4:8291a680 [ 1337.417124][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.417166][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.417208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1337.417257][ T32] r4:00000000 [ 1337.417308][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.417381][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.417453][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.417497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dca00 [ 1337.417519][ T32] r4:00000000 [ 1337.417539][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.417581][ T32] r9:83018005 r8:85231800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.417602][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.417644][ T32] r5:00001000 r4:ea989000 [ 1337.417691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.417805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.417851][ T32] r5:85283b8c r4:85283800 [ 1337.417898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.418001][ T32] r7:dddced80 r6:83018000 r5:85283b8c r4:852bcc00 [ 1337.418026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.418091][ T32] r10:61c88647 r9:85231800 r8:852bcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.418145][ T32] r4:852bcc00 [ 1337.418197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.418246][ T32] r10:00000000 r9:852bcc00 r8:80287e08 r7:eb03de60 r6:852e0280 r5:85231800 [ 1337.418268][ T32] r4:00000001 [ 1337.418298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.418379][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1337.418444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.418496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.418547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.418601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.418645][ T32] r4:852dc540 [ 1337.418988][ T32] INFO: task kworker/0:416:4501 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.419065][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.419260][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.419353][ T32] Call trace: [ 1337.419423][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.419523][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.419573][ T32] r4:00000000 [ 1337.419615][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.419724][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.419822][ T32] 1d20: a8a75000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.419895][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.419949][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.420004][ T32] r5:80050013 r4:80239bb0 [ 1337.420049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.420145][ T32] r4:82ac21e4 [ 1337.420215][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.420323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 1 printk messages dropped ** [ 1337.420446][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.420782][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1337.421353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.421677][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1337.422004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.422228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1337.422479][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.422757][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.450624][ T32] r5:00001000 r4:ea935000 ** 2 printk messages dropped ** [ 1337.450772][ T32] r5:8528338c r4:85283000 ** 1 printk messages dropped ** [ 1337.450872][ T32] r7:dddced80 r6:83018000 r5:8528338c r4:852bcc80 ** 7 printk messages dropped ** [ 1337.451210][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) ** 6 printk messages dropped ** [ 1337.451940][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.452576][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.452904][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.459143][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1337.459738][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1337.460421][ T32] INFO: task kworker/0:418:4505 blocked for more than 463 seconds. [ 1337.460514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.460588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.460651][ T32] task:kworker/0:418 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.460769][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.460870][ T32] Call trace: [ 1337.460943][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.461056][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85233c00 [ 1337.461179][ T32] r4:85233c00 [ 1337.461245][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.461417][ T32] r5:85233c00 r4:8291a680 [ 1337.461444][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.461485][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.461528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1337.461619][ T32] r4:00000000 [ 1337.461643][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.461679][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.461717][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.461786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dc900 [ 1337.461814][ T32] r4:00000000 [ 1337.461834][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.461882][ T32] r9:83018005 r8:85233c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1337.461930][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.461975][ T32] r5:00001000 r4:ea963000 [ 1337.461995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.462033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.462095][ T32] r5:8528378c r4:85283400 [ 1337.462120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.462197][ T32] r7:dddced80 r6:83018000 r5:8528378c r4:852bcd00 [ 1337.462247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.462299][ T32] r10:61c88647 r9:85233c00 r8:852bcd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.462323][ T32] r4:852bcd00 [ 1337.462342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.462406][ T32] r10:00000000 r9:852bcd00 r8:80287e08 r7:eb041e60 r6:852e0380 r5:85233c00 [ 1337.462461][ T32] r4:00000001 [ 1337.462483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.462523][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1337.462550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.462690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.462755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.462788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.462811][ T32] r4:852dc780 [ 1337.476478][ T32] INFO: task kworker/0:418:4505 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.476707][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.476902][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.477081][ T32] Call trace: [ 1337.477206][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.477357][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.477414][ T32] r4:00000000 [ 1337.477464][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.477563][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.477635][ T32] 1d20: a907f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.477703][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.477758][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.477813][ T32] r5:80050013 r4:80239bb0 [ 1337.477856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.477940][ T32] r4:82ac21e4 [ 1337.477988][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.478080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.478207][ T32] r4:e0431dc0 [ 1337.478260][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.478352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.478400][ T32] r4:00000000 [ 1337.478449][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.478551][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.478602][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.478689][ T32] r5:00001000 r4:e0439000 [ 1337.478732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.478817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.478901][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.478952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.479055][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.479117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.479219][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.479296][ T32] r4:84aeca80 [ 1337.479367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.479500][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.479560][ T32] r4:00000001 [ 1337.479606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.479699][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.479790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.479859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.479918][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.479976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.480025][ T32] r4:84b0e0c0 [ 1337.480078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.480178][ T32] INFO: task kworker/0:419:4508 blocked for more than 463 seconds. [ 1337.480255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.480309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.480361][ T32] task:kworker/0:419 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.480486][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.480579][ T32] Call trace: [ 1337.480649][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.480766][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:85234800 [ 1337.480825][ T32] r4:85234800 [ 1337.480872][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.480962][ T32] r5:85234800 r4:8291a680 [ 1337.481008][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.481110][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.481210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1337.481267][ T32] r4:00000000 [ 1337.481401][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.481492][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.481577][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.481673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dcb40 [ 1337.481726][ T32] r4:00000000 [ 1337.481774][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.481867][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.481920][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.482038][ T32] r5:00001000 r4:eaa4f000 [ 1337.482115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.482227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.482338][ T32] r5:85283f8c r4:85283c00 [ 1337.482389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.482492][ T32] r7:dddced80 r6:83018000 r5:85283f8c r4:852bcd80 [ 1337.482540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.482643][ T32] r10:61c88647 r9:85234800 r8:852bcdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.482697][ T32] r4:852bcd80 [ 1337.482763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.482869][ T32] r10:00000000 r9:852bcd80 r8:80287e08 r7:eb041e60 r6:852e0400 r5:85234800 [ 1337.482926][ T32] r4:00000001 [ 1337.503845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.504164][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1337.504272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.504350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.504414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.504503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.504565][ T32] r4:852dca40 [ 1337.505281][ T32] INFO: task kworker/0:419:4508 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 2 printk messages dropped ** [ 1337.505694][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.506266][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 11 printk messages dropped ** [ 1337.507057][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 11 printk messages dropped ** [ 1337.507934][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1337.508376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.509275][ T32] r4:85235400 ** 4 printk messages dropped ** [ 1337.509781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 ** 11 printk messages dropped ** [ 1337.510640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.511100][ T32] r10:61c88647 r9:85235400 r8:852bce2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.511654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.512315][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.512478][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.512573][ T32] Call trace: [ 1337.512640][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.512746][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.512799][ T32] r4:00000000 [ 1337.512843][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.512963][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.533858][ T32] 1d20: a92df000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.533917][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.533972][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.534007][ T32] r5:80050013 r4:80239bb0 [ 1337.534034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.534106][ T32] r4:82ac21e4 [ 1337.534127][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.534171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.534194][ T32] r4:e0431dc0 [ 1337.534240][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.534302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.534364][ T32] r4:00000000 [ 1337.534392][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.534444][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.534468][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.534516][ T32] r5:00001000 r4:e0439000 [ 1337.534536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.534578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.534632][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.534654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.534700][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.534721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.534795][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.534849][ T32] r4:84aeca80 [ 1337.534872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.534919][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.534942][ T32] r4:00000001 [ 1337.534961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.535024][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.535058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.535104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.535134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.535218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.535247][ T32] r4:84b0e0c0 [ 1337.535271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.535314][ T32] INFO: task kworker/0:421:4511 blocked for more than 464 seconds. [ 1337.535353][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.535379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.535401][ T32] task:kworker/0:421 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.535516][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.535594][ T32] Call trace: [ 1337.535631][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.535684][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:85236000 [ 1337.535712][ T32] r4:85236000 [ 1337.535762][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.535808][ T32] r5:85236000 r4:8291a680 [ 1337.535828][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.535898][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.535962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1337.535987][ T32] r4:00000000 [ 1337.536033][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.536091][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.536210][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.536310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dccc0 [ 1337.536365][ T32] r4:00000000 [ 1337.536389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.536433][ T32] r9:83018005 r8:85236000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.536513][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.536559][ T32] r5:00001000 r4:eaa67000 [ 1337.536578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.536643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.536689][ T32] r5:8528438c r4:85284000 [ 1337.536745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.536860][ T32] r7:dddced80 r6:83018000 r5:8528438c r4:852bce80 [ 1337.536886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.536933][ T32] r10:61c88647 r9:85236000 r8:852bceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.536955][ T32] r4:852bce80 [ 1337.536974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.537017][ T32] r10:00000000 r9:852bce80 r8:80287e08 r7:eb061e60 r6:852e0500 r5:85236000 [ 1337.537041][ T32] r4:00000001 [ 1337.537094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.537134][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1337.537160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.537209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.537239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.537269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.537332][ T32] r4:852dce00 [ 1337.537739][ T32] INFO: task kworker/0:421:4511 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.537777][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.537884][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.537931][ T32] Call trace: [ 1337.537962][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.538013][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.538035][ T32] r4:00000000 [ 1337.538076][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.538168][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.538243][ T32] 1d20: a92df000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.538330][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.538421][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.538503][ T32] r5:80050013 r4:80239bb0 [ 1337.538562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.538677][ T32] r4:82ac21e4 [ 1337.538757][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.538855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.538930][ T32] r4:e0431dc0 [ 1337.538982][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.539066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.539097][ T32] r4:00000000 [ 1337.539147][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.539198][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.539220][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.539262][ T32] r5:00001000 r4:e0439000 [ 1337.539281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.539319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.539361][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.539381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.539426][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.539447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.539493][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.539604][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.539763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.540018][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.540280][ T32] r5:8522e000 r4:8291a680 [ 1337.540302][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.540341][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.540382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1337.540404][ T32] r4:00000000 [ 1337.540450][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.540517][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.540603][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.540675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852dce40 [ 1337.540700][ T32] r4:00000000 [ 1337.540721][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.540763][ T32] r9:83018005 r8:8522e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1337.540852][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.540904][ T32] r5:00001000 r4:eaa81000 [ 1337.540983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.541058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.541108][ T32] r5:8528478c r4:85284400 [ 1337.541128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.541202][ T32] r7:dddced80 r6:83018000 r5:8528478c r4:852bcf00 [ 1337.541228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.541274][ T32] r10:61c88647 r9:8522e000 r8:852bcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.541343][ T32] r4:852bcf00 [ 1337.541367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.541446][ T32] r10:00000000 r9:852bcf00 r8:80287e08 r7:eb061e60 r6:852e0580 r5:8522e000 [ 1337.541472][ T32] r4:00000001 [ 1337.541492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.541529][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1337.541555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.541611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.541653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.541683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.541706][ T32] r4:852dcc40 [ 1337.541938][ T32] INFO: task kworker/0:422:4513 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.541973][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.542078][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.542139][ T32] Call trace: [ 1337.542173][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.542235][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.542299][ T32] r4:00000000 [ 1337.542321][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.542361][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.542438][ T32] 1d20: a92df000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.542500][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.542528][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.542600][ T32] r5:80050013 r4:80239bb0 [ 1337.542624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.542664][ T32] r4:82ac21e4 [ 1337.542684][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.542725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.542749][ T32] r4:e0431dc0 [ 1337.542768][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.542809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.542830][ T32] r4:00000000 [ 1337.542893][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.567870][ T32] r5:84b4ef8c r4:84b4ec00 ** 2 printk messages dropped ** [ 1337.568062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.568693][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1337.568885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.569154][ T32] INFO: task kworker/0:423:4516 blocked for more than 464 seconds. ** 4 printk messages dropped ** [ 1337.569598][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.569888][ T32] r4:85238c00 ** 3 printk messages dropped ** [ 1337.570173][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.570557][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.570916][ T32] r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1337.571291][ T32] r5:85286f8c r4:85286c00 [ 1337.571347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.571441][ T32] r7:dddced80 r6:83018000 r5:85286f8c r4:852bcf80 ** 1 printk messages dropped ** [ 1337.571619][ T32] r10:61c88647 r9:85238c00 r8:852bcfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.572298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.572358][ T32] r4:852dcd80 [ 1337.591316][ T32] INFO: task kworker/0:423:4516 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.591473][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.591599][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.591672][ T32] Call trace: [ 1337.591707][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.591798][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.591828][ T32] r4:00000000 [ 1337.591883][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.591929][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.591960][ T32] 1d20: a982b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.591989][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.592015][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.592040][ T32] r5:80050013 r4:80239bb0 [ 1337.592074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.592141][ T32] r4:82ac21e4 [ 1337.592165][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.592219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.592245][ T32] r4:e0431dc0 [ 1337.592269][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.592342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.592369][ T32] r4:00000000 [ 1337.592389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.592468][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.592495][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.592539][ T32] r5:00001000 r4:e0439000 [ 1337.592560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.592627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.592676][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.592740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.592791][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.592813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.592985][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.596103][ T32] r4:84aeca80 [ 1337.596153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.596220][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.596245][ T32] r4:00000001 [ 1337.596265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.596304][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.596340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.596370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.596397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.596425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.596449][ T32] r4:84b0e0c0 [ 1337.596472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.596503][ T32] INFO: task kworker/0:424:4517 blocked for more than 464 seconds. [ 1337.596536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.596561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.596612][ T32] task:kworker/0:424 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.596672][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.596718][ T32] Call trace: [ 1337.596811][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.596863][ T32] r10:8291a684 r9:eb081d84 r8:00000002 r7:60000113 r6:eb081d8c r5:85239800 [ 1337.596885][ T32] r4:85239800 [ 1337.596918][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.596969][ T32] r5:85239800 r4:8291a680 [ 1337.596991][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.597031][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.597095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb081e08 [ 1337.597150][ T32] r4:00000000 [ 1337.597181][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.597217][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.597254][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.597345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332040 [ 1337.597412][ T32] r4:00000000 [ 1337.597437][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.597485][ T32] r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1337.597508][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.597549][ T32] r5:00001000 r4:eabeb000 [ 1337.597596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.597641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.597742][ T32] r5:85284f8c r4:85284c00 [ 1337.597796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.597875][ T32] r7:dddced80 r6:83018000 r5:85284f8c r4:830cc300 [ 1337.597899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.597945][ T32] r10:61c88647 r9:85239800 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.598023][ T32] r4:830cc300 [ 1337.598045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.598090][ T32] r10:00000000 r9:830cc300 r8:80287e08 r7:eb07de60 r6:852e0680 r5:85239800 [ 1337.598114][ T32] r4:00000001 [ 1337.598132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.598168][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) [ 1337.598194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.598223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.598356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.598515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.598542][ T32] r4:852dcf40 [ 1337.598942][ T32] INFO: task kworker/0:424:4517 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.599008][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.599122][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.599231][ T32] Call trace: [ 1337.599321][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.599389][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.599413][ T32] r4:00000000 [ 1337.599455][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.599498][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.599566][ T32] 1d20: a982b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.599617][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.599646][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.599697][ T32] r5:80050013 r4:80239bb0 [ 1337.599751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.599795][ T32] r4:82ac21e4 [ 1337.599846][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.599890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.599916][ T32] r4:e0431dc0 [ 1337.599935][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.599976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.599998][ T32] r4:00000000 [ 1337.600017][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.600074][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.600101][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.600294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.600571][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 2 printk messages dropped ** [ 1337.600711][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 3 printk messages dropped ** [ 1337.600852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.601086][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.601275][ T32] r4:8523b000 ** 3 printk messages dropped ** [ 1337.601544][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.601635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1337.601661][ T32] r4:00000000 [ 1337.601709][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.601748][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.601811][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.601886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332180 [ 1337.601912][ T32] r4:00000000 [ 1337.601932][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.601975][ T32] r9:83018005 r8:8523b000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1337.602000][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.602047][ T32] r5:00001000 r4:eabf9000 [ 1337.602068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.602106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.602147][ T32] r5:8528538c r4:85285000 [ 1337.602221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.602270][ T32] r7:dddced80 r6:83018000 r5:8528538c r4:830cc280 [ 1337.602290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.602340][ T32] r10:61c88647 r9:8523b000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.602364][ T32] r4:830cc280 [ 1337.602383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.602428][ T32] r10:00000000 r9:830cc280 r8:80287e08 r7:eb07de60 r6:852e0700 r5:8523b000 [ 1337.602451][ T32] r4:00000001 [ 1337.602521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.602560][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1337.602586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.602614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.602671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.602731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.602757][ T32] r4:85332000 [ 1337.619391][ T32] INFO: task kworker/0:425:4519 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.619548][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.619674][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.619793][ T32] Call trace: [ 1337.619831][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.619947][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.619976][ T32] r4:00000000 [ 1337.619998][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.620101][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.620134][ T32] 1d20: a9af9000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.620165][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.620189][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.620214][ T32] r5:80050013 r4:80239bb0 [ 1337.620235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.620278][ T32] r4:82ac21e4 [ 1337.620318][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.620424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.620479][ T32] r4:e0431dc0 [ 1337.620501][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.620545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.620620][ T32] r4:00000000 [ 1337.620644][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.620719][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.620745][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.620788][ T32] r5:00001000 r4:e0439000 [ 1337.620809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.620875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.620951][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.621005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.621058][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.621095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.621157][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.621212][ T32] r4:84aeca80 [ 1337.621264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.621337][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.621361][ T32] r4:00000001 [ 1337.621381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.621417][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.621472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.621504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.621531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.621587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.621614][ T32] r4:84b0e0c0 [ 1337.621637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.621676][ T32] INFO: task kworker/0:426:4521 blocked for more than 464 seconds. [ 1337.621756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.621786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.621808][ T32] task:kworker/0:426 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.621879][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.621953][ T32] Call trace: [ 1337.622015][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.622065][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000113 r6:eb091d8c r5:8523a400 [ 1337.622100][ T32] r4:8523a400 [ 1337.622124][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.622195][ T32] r5:8523a400 r4:8291a680 [ 1337.622245][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.622289][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.622337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1337.622400][ T32] r4:00000000 [ 1337.622423][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.622485][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.622523][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.622594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332240 [ 1337.622619][ T32] r4:00000000 [ 1337.622640][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.622684][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.622706][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.622748][ T32] r5:00001000 r4:eac0f000 [ 1337.622768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.622834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.622888][ T32] r5:8528578c r4:85285400 [ 1337.622908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.637938][ T32] r7:dddced80 r6:83018000 r5:8528578c r4:85334000 [ 1337.638104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.638186][ T32] r10:61c88647 r9:8523a400 r8:8533402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.638212][ T32] r4:85334000 [ 1337.638259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.638342][ T32] r10:00000000 r9:85334000 r8:80287e08 r7:eb07de60 r6:852e0780 r5:8523a400 [ 1337.638370][ T32] r4:00000001 [ 1337.638417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.638460][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1337.638490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.638520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.638547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.638575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.638626][ T32] r4:85332140 [ 1337.639036][ T32] INFO: task kworker/0:426:4521 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.639075][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.639175][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.639228][ T32] Call trace: [ 1337.639276][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.639337][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.639362][ T32] r4:00000000 [ 1337.639382][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.639421][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.639450][ T32] 1d20: a9d7d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.639479][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.639504][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.639527][ T32] r5:80050013 r4:80239bb0 [ 1337.639548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.639588][ T32] r4:82ac21e4 [ 1337.639608][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.639648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.639670][ T32] r4:e0431dc0 [ 1337.639689][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.639728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.639750][ T32] r4:00000000 [ 1337.639769][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.639814][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.639837][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.639885][ T32] r5:00001000 r4:e0439000 [ 1337.639934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.639990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.640069][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.640122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.640175][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.640214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.640265][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.640288][ T32] r4:84aeca80 [ 1337.640307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.640359][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.640381][ T32] r4:00000001 [ 1337.640401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.640448][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.640477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.640526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.640586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.640684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.640712][ T32] r4:84b0e0c0 [ 1337.640760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.640793][ T32] INFO: task kworker/0:427:4523 blocked for more than 464 seconds. [ 1337.640857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.640886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.640938][ T32] task:kworker/0:427 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.640989][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.641032][ T32] Call trace: [ 1337.641061][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.641136][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000013 r6:eb099d8c r5:85238000 [ 1337.641162][ T32] r4:85238000 [ 1337.641184][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.641254][ T32] r5:85238000 r4:8291a680 [ 1337.641277][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.641340][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.641524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1337.641550][ T32] r4:00000000 [ 1337.641597][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.641638][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.641674][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.641713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332440 [ 1337.641756][ T32] r4:00000000 [ 1337.641780][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.641824][ T32] r9:83018005 r8:85238000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1337.641845][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.641885][ T32] r5:00001000 r4:eac21000 [ 1337.641932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.641993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.642065][ T32] r5:85285b8c r4:85285800 [ 1337.642089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.642165][ T32] r7:dddced80 r6:83018000 r5:85285b8c r4:85334080 [ 1337.642190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.642238][ T32] r10:61c88647 r9:85238000 r8:853340ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.642260][ T32] r4:85334080 [ 1337.642278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.642321][ T32] r10:00000000 r9:85334080 r8:80287e08 r7:eb07de60 r6:852e0800 r5:85238000 [ 1337.642348][ T32] r4:00000001 [ 1337.642368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.642403][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1337.642445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.642477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.642504][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.642551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.642577][ T32] r4:85332140 [ 1337.642794][ T32] INFO: task kworker/0:427:4523 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.642830][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.642901][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.642994][ T32] Call trace: [ 1337.656088][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.656175][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.656229][ T32] r4:00000000 [ 1337.656281][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.656335][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.656368][ T32] 1d20: a9fe8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.656410][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.656438][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.656462][ T32] r5:80050013 r4:80239bb0 [ 1337.656483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.656527][ T32] r4:82ac21e4 [ 1337.656565][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.656638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.656665][ T32] r4:e0431dc0 [ 1337.656738][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.656785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.656807][ T32] r4:00000000 [ 1337.656827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1337.657432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1337.658306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1337.658852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 ** 8 printk messages dropped ** [ 1337.659193][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.659337][ T32] r5:85285f8c r4:85285c00 ** 1 printk messages dropped ** [ 1337.659401][ T32] r7:dddced80 r6:83018000 r5:85285f8c r4:85334100 ** 4 printk messages dropped ** [ 1337.659705][ T32] r10:00000000 r9:85334100 r8:80287e08 r7:eb07de60 r6:852e0880 r5:8523bc00 ** 9 printk messages dropped ** [ 1337.660445][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1337.661431][ T32] r5:00001000 r4:e0439000 ** 7 printk messages dropped ** [ 1337.661782][ T32] r4:84aeca80 ** 9 printk messages dropped ** [ 1337.662267][ T32] r4:84b0e0c0 [ 1337.662309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.662343][ T32] INFO: task kworker/0:429:4527 blocked for more than 464 seconds. [ 1337.662399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.662428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.662450][ T32] task:kworker/0:429 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.662494][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.662534][ T32] Call trace: [ 1337.662563][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.662609][ T32] r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000113 r6:eaf55d8c r5:84969800 [ 1337.662632][ T32] r4:84969800 [ 1337.662651][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.662746][ T32] r5:84969800 r4:8291a680 [ 1337.662770][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.662811][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.662852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1337.662873][ T32] r4:00000000 [ 1337.663008][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.686369][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.686460][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.686506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332680 [ 1337.686533][ T32] r4:00000000 [ 1337.686569][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.686621][ T32] r9:83018005 r8:84969800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1337.686643][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.686688][ T32] r5:00001000 r4:eac67000 [ 1337.686709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.686748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.686789][ T32] r5:8528638c r4:85286000 [ 1337.686810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.686886][ T32] r7:dddced80 r6:83018000 r5:8528638c r4:85334180 [ 1337.686911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.686959][ T32] r10:61c88647 r9:84969800 r8:853341ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.686983][ T32] r4:85334180 [ 1337.687003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.687049][ T32] r10:00000000 r9:85334180 r8:80287e08 r7:eb07de60 r6:85334200 r5:84969800 [ 1337.687095][ T32] r4:00000001 [ 1337.687146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.687214][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1337.687248][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.687876][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.688553][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1337.689084][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1337.689430][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.689453][ T32] r4:00000001 [ 1337.689492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.689530][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.689583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.689642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.689671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.689700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.689724][ T32] r4:84b0e0c0 [ 1337.689773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.689824][ T32] INFO: task kworker/0:430:4530 blocked for more than 464 seconds. [ 1337.689890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.689946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.689996][ T32] task:kworker/0:430 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.690045][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.690086][ T32] Call trace: [ 1337.690115][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.690161][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000013 r6:eb0a5d8c r5:8496bc00 ** 8 printk messages dropped ** [ 1337.690493][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.690994][ T32] r5:8528678c r4:85286400 ** 3 printk messages dropped ** [ 1337.691147][ T32] r10:61c88647 r9:8496bc00 r8:853342ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.691478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.692066][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 4 printk messages dropped ** [ 1337.692239][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.692311][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.692343][ T32] r5:80050013 r4:80239bb0 [ 1337.692365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.692418][ T32] r4:82ac21e4 [ 1337.692441][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.692496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.692521][ T32] r4:e0431dc0 [ 1337.692540][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.692581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.692602][ T32] r4:00000000 [ 1337.692621][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.692665][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.692688][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.692729][ T32] r5:00001000 r4:e0439000 [ 1337.692777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.692819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.692861][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.692934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.709781][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.709833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.709905][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.709928][ T32] r4:84aeca80 [ 1337.709948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.709995][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.710019][ T32] r4:00000001 [ 1337.710040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.710077][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.710112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.710140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.710314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.710355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.710379][ T32] r4:84b0e0c0 [ 1337.710403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.710439][ T32] INFO: task kworker/0:431:4531 blocked for more than 464 seconds. [ 1337.710473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.710498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.710521][ T32] task:kworker/0:431 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.710627][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.710678][ T32] Call trace: [ 1337.710785][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.710839][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:8496c800 [ 1337.710862][ T32] r4:8496c800 [ 1337.710881][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.710923][ T32] r5:8496c800 r4:8291a680 [ 1337.711033][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.711101][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.711144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1337.711167][ T32] r4:00000000 [ 1337.711188][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1337.711288][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.711679][ T32] r5:85286b8c r4:85286800 [ 1337.711699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.711743][ T32] r7:dddced80 r6:83018000 r5:85286b8c r4:85334380 [ 1337.711763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.711809][ T32] r10:61c88647 r9:8496c800 r8:853343ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.711831][ T32] r4:85334380 [ 1337.711851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.711895][ T32] r10:00000000 r9:85334380 r8:80287e08 r7:eb07de60 r6:85334400 r5:8496c800 [ 1337.711918][ T32] r4:00000001 [ 1337.711937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.711971][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1337.712094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.712127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.712400][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.712435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.712527][ T32] r4:85332780 [ 1337.712968][ T32] INFO: task kworker/0:431:4531 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.727137][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.727584][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.727735][ T32] Call trace: [ 1337.727812][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.727874][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.727914][ T32] r4:00000000 [ 1337.727966][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.728068][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.728103][ T32] 1d20: aa7ea000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.728133][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.728161][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.728283][ T32] r5:80050013 r4:80239bb0 [ 1337.728308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.728412][ T32] r4:82ac21e4 [ 1337.728435][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.728508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.728535][ T32] r4:e0431dc0 [ 1337.728555][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.728641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.728685][ T32] r4:00000000 [ 1337.728724][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.728811][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.728883][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.728972][ T32] r5:00001000 r4:e0439000 [ 1337.729016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.729076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.729125][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1337.729489][ T32] r4:84aeca80 ** 2 printk messages dropped ** [ 1337.729636][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.729758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.729786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.729867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.730013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.730038][ T32] r4:84b0e0c0 [ 1337.730062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.730109][ T32] INFO: task kworker/0:432:4534 blocked for more than 464 seconds. [ 1337.730143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.730170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.730191][ T32] task:kworker/0:432 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.730235][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.730277][ T32] Call trace: [ 1337.730354][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.730405][ T32] r10:8291a684 r9:eb0b1d84 r8:00000002 r7:60000013 r6:eb0b1d8c r5:8496d400 [ 1337.730469][ T32] r4:8496d400 [ 1337.730493][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.730617][ T32] r5:8496d400 r4:8291a680 [ 1337.730640][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.730682][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.730723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1337.730825][ T32] r4:00000000 [ 1337.731037][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.731110][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.731158][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.731201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332bc0 [ 1337.731223][ T32] r4:00000000 [ 1337.731246][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.731307][ T32] r9:83018005 r8:8496d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.731336][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.731473][ T32] r5:00001000 r4:eaca3000 ** 2 printk messages dropped ** [ 1337.731596][ T32] r5:8528738c r4:85287000 [ 1337.731659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.731813][ T32] r10:61c88647 r9:8496d400 r8:853344ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.732098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.733006][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.756720][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1337.756961][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.757278][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.757715][ T32] r5:84b4ef8c r4:84b4ec00 ** 5 printk messages dropped ** [ 1337.758133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.758182][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.758284][ T32] r4:00000001 [ 1337.758309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.758351][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.758379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.758427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.758457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.758565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.758594][ T32] r4:84b0e0c0 [ 1337.758619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.758650][ T32] INFO: task kworker/0:433:4536 blocked for more than 464 seconds. [ 1337.758755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.758790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.758813][ T32] task:kworker/0:433 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.758905][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.759038][ T32] Call trace: [ 1337.759123][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.759176][ T32] r10:8291a684 r9:eb0add84 r8:00000002 r7:60000113 r6:eb0add8c r5:8496ec00 [ 1337.759201][ T32] r4:8496ec00 [ 1337.759222][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.759264][ T32] r5:8496ec00 r4:8291a680 [ 1337.759285][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.759405][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.759454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1337.759476][ T32] r4:00000000 [ 1337.759528][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.759566][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.759600][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.759639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348040 [ 1337.759661][ T32] r4:00000000 [ 1337.759679][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.759722][ T32] r9:83018005 r8:8496ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1337.759830][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.759934][ T32] r5:00001000 r4:eacd7000 [ 1337.759985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.760038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.760080][ T32] r5:85287f8c r4:85287c00 [ 1337.760104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.760150][ T32] r7:dddced80 r6:83018000 r5:85287f8c r4:85334580 [ 1337.760170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.760277][ T32] r10:61c88647 r9:8496ec00 r8:853345ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.760306][ T32] r4:85334580 [ 1337.760327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.760478][ T32] r10:00000000 r9:85334580 r8:80287e08 r7:eb0b1e60 r6:85334600 r5:8496ec00 [ 1337.760585][ T32] r4:00000001 [ 1337.760607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.760698][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1337.760766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.760796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.760822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.760850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.760906][ T32] r4:85332c00 [ 1337.761360][ T32] INFO: task kworker/0:433:4536 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.761557][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.761623][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.761771][ T32] Call trace: [ 1337.761866][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.761922][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.761945][ T32] r4:00000000 [ 1337.761965][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.762168][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.762203][ T32] 1d20: aadbb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.762232][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.762257][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.762385][ T32] r5:80050013 r4:80239bb0 [ 1337.762444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.762494][ T32] r4:82ac21e4 [ 1337.762516][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.762560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.762582][ T32] r4:e0431dc0 [ 1337.762600][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.762640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.762662][ T32] r4:00000000 [ 1337.762682][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.762728][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.762751][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.762792][ T32] r5:00001000 r4:e0439000 [ 1337.762811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.762849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.762889][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.762968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.776204][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.776256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.776340][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.776366][ T32] r4:84aeca80 [ 1337.776386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.776471][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.776500][ T32] r4:00000001 [ 1337.776557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.776601][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.776632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.776695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.776727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.776756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.776778][ T32] r4:84b0e0c0 [ 1337.776802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.776833][ T32] INFO: task kworker/0:434:4538 blocked for more than 464 seconds. [ 1337.776942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.776972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.776995][ T32] task:kworker/0:434 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.777055][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.777122][ T32] Call trace: [ 1337.777213][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.777271][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000013 r6:eb0b9d8c r5:84968000 [ 1337.777329][ T32] r4:84968000 [ 1337.777393][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.777551][ T32] r5:84968000 r4:8291a680 [ 1337.777579][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.777734][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.777788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1337.777811][ T32] r4:00000000 [ 1337.778026][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.778078][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.778205][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.778263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85332e80 [ 1337.778288][ T32] r4:00000000 [ 1337.778309][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.778365][ T32] r9:83018005 r8:84968000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1337.778387][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.779198][ T32] r5:00001000 r4:eacb5000 [ 1337.779223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.779264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.779306][ T32] r5:8528778c r4:85287400 [ 1337.779496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.779610][ T32] r7:dddced80 r6:83018000 r5:8528778c r4:85334680 [ 1337.779633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.779693][ T32] r10:61c88647 r9:84968000 r8:853346ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.779719][ T32] r4:85334680 [ 1337.779738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.779783][ T32] r10:00000000 r9:85334680 r8:80287e08 r7:eb0ade60 r6:85334700 r5:84968000 [ 1337.779805][ T32] r4:00000001 [ 1337.779826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.779861][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1337.779888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.779916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.779941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.779970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.780018][ T32] r4:85332dc0 [ 1337.780442][ T32] INFO: task kworker/0:434:4538 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.780483][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.781458][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.781760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 7 printk messages dropped ** [ 1337.782261][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1337.782410][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1337.782935][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1337.802795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.802889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.802925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.803022][ T32] r4:84b0e0c0 [ 1337.804208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.804267][ T32] INFO: task kworker/0:435:4539 blocked for more than 464 seconds. [ 1337.804304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.804375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.804403][ T32] task:kworker/0:435 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.804539][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.804614][ T32] Call trace: [ 1337.804651][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.804706][ T32] r10:8291a684 r9:eb0bdd84 r8:00000002 r7:60000013 r6:eb0bdd8c r5:84968c00 [ 1337.804897][ T32] r4:84968c00 [ 1337.804922][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.804966][ T32] r5:84968c00 r4:8291a680 [ 1337.804986][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.805027][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.805069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 1337.805093][ T32] r4:00000000 [ 1337.805190][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.805230][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.805268][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.805370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85338a40 [ 1337.805451][ T32] r4:00000000 [ 1337.805477][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.805529][ T32] r9:83018005 r8:84968c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1337.805576][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.805624][ T32] r5:00001000 r4:eacbd000 [ 1337.805749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.805872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.805918][ T32] r5:8515e38c r4:8515e000 [ 1337.805939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.805986][ T32] r7:dddced80 r6:83018000 r5:8515e38c r4:85334780 [ 1337.806007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.806054][ T32] r10:61c88647 r9:84968c00 r8:853347ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.806076][ T32] r4:85334780 [ 1337.806095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.806141][ T32] r10:00000000 r9:85334780 r8:80287e08 r7:eb0ade60 r6:85334800 r5:84968c00 [ 1337.806219][ T32] r4:00000001 [ 1337.806244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.806281][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1337.806308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.806362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.806392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.806422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.806529][ T32] r4:852c48c0 [ 1337.806937][ T32] INFO: task kworker/0:435:4539 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.806974][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.807077][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.807181][ T32] Call trace: [ 1337.807216][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.807267][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.807289][ T32] r4:00000000 [ 1337.807309][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.807362][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.807392][ T32] 1d20: ab256000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.807421][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.807446][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.807542][ T32] r5:80050013 r4:80239bb0 [ 1337.807591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.807635][ T32] r4:82ac21e4 [ 1337.807655][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.807755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.807781][ T32] r4:e0431dc0 [ 1337.807800][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.807875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.807902][ T32] r4:00000000 [ 1337.807921][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.807966][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.807986][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.808088][ T32] r5:00001000 r4:e0439000 [ 1337.808112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.808155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.808198][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.808315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1337.808520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.808820][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1337.809092][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.809722][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1337.810257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.810620][ T32] r10:61c88647 r9:8496b000 r8:853348ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.810899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.811991][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1337.812601][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.838774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 4 printk messages dropped ** [ 1337.839092][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1337.839194][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1337.839361][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1337.839428][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1337.839778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.839980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.840074][ T32] r4:84b0e0c0 [ 1337.840206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.840313][ T32] INFO: task kworker/0:437:4544 blocked for more than 464 seconds. [ 1337.840357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.840384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.840433][ T32] task:kworker/0:437 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.841433][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.841634][ T32] Call trace: [ 1337.841803][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.841882][ T32] r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000113 r6:eb0c1d8c r5:8496e000 [ 1337.841968][ T32] r4:8496e000 [ 1337.842186][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.842245][ T32] r5:8496e000 r4:8291a680 [ 1337.842269][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.842309][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.842511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1337.842626][ T32] r4:00000000 [ 1337.842650][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.842744][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.842785][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.842828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853481c0 [ 1337.842879][ T32] r4:00000000 [ 1337.842901][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.842947][ T32] r9:83018005 r8:8496e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1337.855705][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.855881][ T32] r5:00001000 r4:eace7000 [ 1337.855910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.855984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.856037][ T32] r5:8528c38c r4:8528c000 [ 1337.856059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.856154][ T32] r7:dddced80 r6:83018000 r5:8528c38c r4:85334980 [ 1337.856180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.856228][ T32] r10:61c88647 r9:8496e000 r8:853349ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.856284][ T32] r4:85334980 [ 1337.856315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.856372][ T32] r10:00000000 r9:85334980 r8:80287e08 r7:eb0ade60 r6:85334a00 r5:8496e000 [ 1337.856396][ T32] r4:00000001 [ 1337.856430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.856471][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 1337.856503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.856532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.856587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.856638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.856664][ T32] r4:85348000 [ 1337.857156][ T32] INFO: task kworker/0:437:4544 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.857200][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.857274][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.857460][ T32] Call trace: [ 1337.857587][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.857644][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.857670][ T32] r4:00000000 [ 1337.857692][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.857733][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.857763][ T32] 1d20: ab89d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.857791][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.857848][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.857894][ T32] r5:80050013 r4:80239bb0 [ 1337.857951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.857999][ T32] r4:82ac21e4 [ 1337.858021][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.858062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.858089][ T32] r4:e0431dc0 [ 1337.858137][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.858210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.858236][ T32] r4:00000000 [ 1337.858272][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.858340][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.858390][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.858498][ T32] r5:00001000 r4:e0439000 [ 1337.858536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.858577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.858683][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.858720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.858771][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.858793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.858841][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.858863][ T32] r4:84aeca80 [ 1337.858898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.858973][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.859071][ T32] r4:00000001 [ 1337.859110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.859153][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.859265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.859365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.859399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.859431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.859478][ T32] r4:84b0e0c0 [ 1337.859529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.859563][ T32] INFO: task kworker/0:438:4545 blocked for more than 464 seconds. [ 1337.859597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.859648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.859714][ T32] task:kworker/0:438 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.859827][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.859876][ T32] Call trace: [ 1337.859971][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.860040][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:83243c00 [ 1337.860065][ T32] r4:83243c00 [ 1337.860088][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.860132][ T32] r5:83243c00 r4:8291a680 [ 1337.860152][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.860220][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.860282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1337.860315][ T32] r4:00000000 [ 1337.860342][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.860377][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.860444][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.860516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348400 [ 1337.860588][ T32] r4:00000000 [ 1337.860612][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.860688][ T32] r9:83018005 r8:83243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1337.860713][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.860783][ T32] r5:00001000 r4:eacef000 [ 1337.860806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.860857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.860932][ T32] r5:8528c78c r4:8528c400 [ 1337.860983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.861031][ T32] r7:dddced80 r6:83018000 r5:8528c78c r4:85334a80 [ 1337.861051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.861127][ T32] r10:61c88647 r9:83243c00 r8:85334aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.861154][ T32] r4:85334a80 [ 1337.861174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.861222][ T32] r10:00000000 r9:85334a80 r8:80287e08 r7:eb0c1e60 r6:85334b00 r5:83243c00 [ 1337.861245][ T32] r4:00000001 [ 1337.861264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.861378][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1337.861427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.861460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.861486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.861514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.861537][ T32] r4:85348240 [ 1337.861770][ T32] INFO: task kworker/0:438:4545 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.861808][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.861865][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.861938][ T32] Call trace: [ 1337.861971][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.862021][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.862044][ T32] r4:00000000 [ 1337.862097][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.862144][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.862202][ T32] 1d20: ab89d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.862235][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.862292][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.862335][ T32] r5:80050013 r4:80239bb0 [ 1337.862363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.862406][ T32] r4:82ac21e4 [ 1337.862426][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.862468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.862491][ T32] r4:e0431dc0 [ 1337.862530][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.862614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.862640][ T32] r4:00000000 [ 1337.862687][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.862737][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1337.884138][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1337.884672][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1337.885342][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1337.885523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.886211][ T32] r4:8519ec00 ** 2 printk messages dropped ** [ 1337.886411][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.886742][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.886913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348640 [ 1337.886962][ T32] r4:00000000 [ 1337.887001][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.887086][ T32] r9:83018005 r8:8519ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1337.887129][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.887206][ T32] r5:00001000 r4:ead0d000 [ 1337.887243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.887313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.887399][ T32] r5:8528cf8c r4:8528cc00 [ 1337.887436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.887534][ T32] r7:dddced80 r6:83018000 r5:8528cf8c r4:85334b80 [ 1337.887601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.887723][ T32] r10:61c88647 r9:8519ec00 r8:85334bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.887796][ T32] r4:85334b80 [ 1337.887837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.887964][ T32] r10:00000000 r9:85334b80 r8:80287e08 r7:eb0c9e60 r6:85334c00 r5:8519ec00 [ 1337.888012][ T32] r4:00000001 [ 1337.888075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.888200][ T32] Exception stack(0xeb0c5fb0 to 0xeb0c5ff8) [ 1337.888256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.888310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.888366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.888449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.888522][ T32] r4:853483c0 [ 1337.889262][ T32] INFO: task kworker/0:439:4548 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.889354][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.889520][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.889641][ T32] Call trace: [ 1337.889802][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.889897][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.889975][ T32] r4:00000000 [ 1337.890019][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.890094][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.890150][ T32] 1d20: aba7b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.890227][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.890281][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.890356][ T32] r5:80050013 r4:80239bb0 [ 1337.890424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.890503][ T32] r4:82ac21e4 [ 1337.890566][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.890650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.890693][ T32] r4:e0431dc0 [ 1337.890755][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.890863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.890916][ T32] r4:00000000 [ 1337.890979][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.891115][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.891163][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.891243][ T32] r5:00001000 r4:e0439000 [ 1337.891281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.891404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.891509][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.891553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.891638][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.891703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.891822][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.891927][ T32] r4:84aeca80 [ 1337.892017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.892133][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.892181][ T32] r4:00000001 [ 1337.892295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.892401][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.892456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.892509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.892559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.892635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.892782][ T32] r4:84b0e0c0 [ 1337.892840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.892914][ T32] INFO: task kworker/0:440:4549 blocked for more than 464 seconds. [ 1337.916695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.916784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.916855][ T32] task:kworker/0:440 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.916997][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.917133][ T32] Call trace: [ 1337.917202][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.917461][ T32] r10:8291a684 r9:eb0cdd84 r8:00000002 r7:60000013 r6:eb0cdd8c r5:85270000 [ 1337.917535][ T32] r4:85270000 [ 1337.917613][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.917730][ T32] r5:85270000 r4:8291a680 [ 1337.917776][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.917912][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.918009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1337.918085][ T32] r4:00000000 [ 1337.918150][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.918259][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.918352][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.918428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348000 [ 1337.918501][ T32] r4:00000000 [ 1337.918552][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.918633][ T32] r9:83018005 r8:85270000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1337.918685][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.918780][ T32] r5:00001000 r4:ead01000 [ 1337.918828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.918902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.919001][ T32] r5:8528cb8c r4:8528c800 [ 1337.919056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.919144][ T32] r7:dddced80 r6:83018000 r5:8528cb8c r4:85334c80 [ 1337.919208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.919304][ T32] r10:61c88647 r9:85270000 r8:85334cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.919379][ T32] r4:85334c80 [ 1337.919432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.919556][ T32] r10:00000000 r9:85334c80 r8:80287e08 r7:eb0c5e60 r6:85334d00 r5:85270000 [ 1337.919626][ T32] r4:00000001 [ 1337.919680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.919791][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1337.919877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.919941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.920002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.920062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.920114][ T32] r4:853483c0 [ 1337.920793][ T32] INFO: task kworker/0:440:4549 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.920884][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.921000][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.921081][ T32] Call trace: [ 1337.921141][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.921231][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.921274][ T32] r4:00000000 [ 1337.921390][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.921471][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.921549][ T32] 1d20: abd02000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.921625][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1337.921706][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.921756][ T32] r5:80050013 r4:80239bb0 [ 1337.921796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.921870][ T32] r4:82ac21e4 [ 1337.921910][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.921984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1337.922083][ T32] r4:e0431dc0 [ 1337.922127][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.922205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1337.922247][ T32] r4:00000000 [ 1337.922284][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.922397][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1337.922468][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.922551][ T32] r5:00001000 r4:e0439000 [ 1337.922588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.922658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.922757][ T32] r5:84b4ef8c r4:84b4ec00 [ 1337.922811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.922897][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1337.943667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.943867][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.943935][ T32] r4:84aeca80 [ 1337.943981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.944070][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1337.944118][ T32] r4:00000001 [ 1337.944158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.944242][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1337.944303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.944364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.944446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.944506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.944550][ T32] r4:84b0e0c0 [ 1337.944595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.944664][ T32] INFO: task kworker/0:441:4552 blocked for more than 464 seconds. [ 1337.944770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.944831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.944896][ T32] task:kworker/0:441 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.945000][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.945124][ T32] Call trace: [ 1337.945213][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.945338][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000113 r6:eb0d1d8c r5:85270c00 [ 1337.945388][ T32] r4:85270c00 [ 1337.945426][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.945530][ T32] r5:85270c00 r4:8291a680 [ 1337.945598][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.945677][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.945756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1337.945800][ T32] r4:00000000 [ 1337.945836][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.945929][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.946019][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.946104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348a00 [ 1337.946151][ T32] r4:00000000 [ 1337.946189][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.946274][ T32] r9:83018005 r8:85270c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1337.946333][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.946429][ T32] r5:00001000 r4:ead27000 [ 1337.946468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.946589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.946688][ T32] r5:8528d78c r4:8528d400 [ 1337.946740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.946876][ T32] r7:dddced80 r6:83018000 r5:8528d78c r4:85334d80 [ 1337.946944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.947035][ T32] r10:61c88647 r9:85270c00 r8:85334dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.947099][ T32] r4:85334d80 [ 1337.947143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.947227][ T32] r10:00000000 r9:85334d80 r8:80287e08 r7:eb0c5e60 r6:85334e00 r5:85270c00 [ 1337.947269][ T32] r4:00000001 [ 1337.947347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.947443][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1337.947585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.947691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.947766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.947825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.947893][ T32] r4:853486c0 [ 1337.948583][ T32] INFO: task kworker/0:441:4552 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.948682][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.948796][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.948898][ T32] Call trace: [ 1337.948969][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.949071][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1337.949123][ T32] r4:00000000 [ 1337.949206][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.949314][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1337.949386][ T32] 1d20: abf0d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1337.949446][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 1 printk messages dropped ** [ 1337.949563][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.949895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 5 printk messages dropped ** [ 1337.950334][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1337.950733][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1337.951244][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1337.951369][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1337.951706][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.951870][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1337.952007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1337.952213][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.952322][ T32] Call trace: [ 1337.952412][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1337.952503][ T32] r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:85271800 [ 1337.952547][ T32] r4:85271800 [ 1337.952585][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.952660][ T32] r5:85271800 r4:8291a680 [ 1337.952698][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.952813][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.953032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1337.979372][ T32] r4:00000000 [ 1337.979455][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1337.979562][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1337.979763][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1337.979896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853487c0 [ 1337.979946][ T32] r4:00000000 [ 1337.980105][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1337.980343][ T32] r9:83018005 r8:85271800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1337.980400][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.980484][ T32] r5:00001000 r4:ead1f000 [ 1337.980523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.980595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.980747][ T32] r5:8528d38c r4:8528d000 [ 1337.980791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.980886][ T32] r7:dddced80 r6:83018000 r5:8528d38c r4:85334e80 [ 1337.980927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.981034][ T32] r10:61c88647 r9:85271800 r8:85334eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.981099][ T32] r4:85334e80 [ 1337.981142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.981227][ T32] r10:00000000 r9:85334e80 r8:80287e08 r7:eb0d1e60 r6:85334f00 r5:85271800 [ 1337.981269][ T32] r4:00000001 [ 1337.981510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.981589][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1337.981645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.981701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.981752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.981809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.981849][ T32] r4:853486c0 [ 1337.982537][ T32] INFO: task kworker/0:442:4554 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1337.982606][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.982970][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.005145][ T32] Call trace: [ 1338.005258][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.005425][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.005472][ T32] r4:00000000 [ 1338.005512][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.005638][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.005741][ T32] 1d20: ac708000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.005802][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.005852][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.005898][ T32] r5:80050013 r4:80239bb0 [ 1338.005938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.006015][ T32] r4:82ac21e4 [ 1338.006078][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.006163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.006829][ T32] r4:e0431dc0 [ 1338.006876][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.006957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.007002][ T32] r4:00000000 [ 1338.007042][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.007131][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.007173][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.007600][ T32] r5:00001000 r4:e0439000 [ 1338.007758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.007838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.008511][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.009143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.009240][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.009524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.010051][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.010107][ T32] r4:84aeca80 [ 1338.010378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.010475][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.010519][ T32] r4:00000001 [ 1338.010697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.010783][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.010834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.010887][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.010936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.010989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.011079][ T32] r4:84b0e0c0 [ 1338.011141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.011196][ T32] INFO: task kworker/0:443:4556 blocked for more than 464 seconds. [ 1338.011256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.011303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.011353][ T32] task:kworker/0:443 state:D stack:0 pid:4556 tgid:4556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.011448][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.011522][ T32] Call trace: [ 1338.011742][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.012268][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85272400 [ 1338.012939][ T32] r4:85272400 [ 1338.047009][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.047273][ T32] r5:85272400 r4:8291a680 ** 1 printk messages dropped ** [ 1338.047600][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.048735][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.048809][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.048987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348f80 [ 1338.049449][ T32] r4:00000000 [ 1338.049499][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.049589][ T32] r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1338.049633][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.049713][ T32] r5:00001000 r4:ead63000 [ 1338.049751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.049821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.049897][ T32] r5:8528df8c r4:8528dc00 [ 1338.049934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.050018][ T32] r7:dddced80 r6:83018000 r5:8528df8c r4:85334f80 [ 1338.050057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.050143][ T32] r10:61c88647 r9:85272400 r8:85334fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.050184][ T32] r4:85334f80 [ 1338.050221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.050304][ T32] r10:00000000 r9:85334f80 r8:80287e08 r7:eb0d1e60 r6:85354000 r5:85272400 [ 1338.050353][ T32] r4:00000001 [ 1338.051084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.051167][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 1338.051223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.051658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.052613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.052846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.053000][ T32] r4:853489c0 [ 1338.073690][ T32] INFO: task kworker/0:443:4556 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.073840][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.073975][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.074239][ T32] Call trace: [ 1338.074639][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.074752][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.074799][ T32] r4:00000000 [ 1338.074860][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.075107][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.075170][ T32] 1d20: acf35000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.075227][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.075275][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.075322][ T32] r5:80050013 r4:80239bb0 [ 1338.075368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.075446][ T32] r4:82ac21e4 [ 1338.075507][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.075627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.075674][ T32] r4:e0431dc0 [ 1338.075744][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.075828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.075871][ T32] r4:00000000 [ 1338.075910][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.076096][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.076146][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.076227][ T32] r5:00001000 r4:e0439000 [ 1338.076267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.076348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.076526][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.076572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.076673][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.076720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.076813][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.077047][ T32] r4:84aeca80 [ 1338.077215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.077481][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.077591][ T32] r4:00000001 [ 1338.077647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.077718][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.077792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.077850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.077900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.078180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.078254][ T32] r4:84b0e0c0 [ 1338.078397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.078475][ T32] INFO: task kworker/0:444:4557 blocked for more than 464 seconds. [ 1338.078539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.079448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.079496][ T32] task:kworker/0:444 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.079827][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.079906][ T32] Call trace: [ 1338.079968][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.080054][ T32] r10:8291a684 r9:eb0edd84 r8:00000002 r7:60000113 r6:eb0edd8c r5:85273c00 [ 1338.080266][ T32] r4:85273c00 [ 1338.080407][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.080506][ T32] r5:85273c00 r4:8291a680 [ 1338.080550][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.080625][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.080701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1338.080955][ T32] r4:00000000 [ 1338.081000][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.081067][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.081137][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.081343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353000 [ 1338.081424][ T32] r4:00000000 [ 1338.081468][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.081652][ T32] r9:83018005 r8:85273c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1338.081699][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.081794][ T32] r5:00001000 r4:ead85000 [ 1338.081858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.081957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.082045][ T32] r5:8528e78c r4:8528e400 [ 1338.082312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.082407][ T32] r7:dddced80 r6:83018000 r5:8528e78c r4:85354080 [ 1338.082450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.082535][ T32] r10:61c88647 r9:85273c00 r8:853540ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.082577][ T32] r4:85354080 [ 1338.082615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.082695][ T32] r10:00000000 r9:85354080 r8:80287e08 r7:eb0e5e60 r6:85354100 r5:85273c00 [ 1338.082738][ T32] r4:00000001 [ 1338.082775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.082838][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1338.082888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.083020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.103555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.103685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.103741][ T32] r4:853489c0 [ 1338.104454][ T32] INFO: task kworker/0:444:4557 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.104531][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.104681][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.104801][ T32] Call trace: [ 1338.104919][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.105043][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.105101][ T32] r4:00000000 [ 1338.105169][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.105352][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.105422][ T32] 1d20: acffe000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.105481][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.105529][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.105576][ T32] r5:80050013 r4:80239bb0 [ 1338.105616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.105697][ T32] r4:82ac21e4 [ 1338.105760][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.105873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.105922][ T32] r4:e0431dc0 [ 1338.105961][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.106067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.106122][ T32] r4:00000000 [ 1338.106181][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.106274][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.106316][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.106470][ T32] r5:00001000 r4:e0439000 [ 1338.106536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.106646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.106731][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.106805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.106898][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.106940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.107026][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.107069][ T32] r4:84aeca80 [ 1338.107130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.107222][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.107266][ T32] r4:00000001 [ 1338.107320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.107396][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.107473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.107573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.107628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.107683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.107728][ T32] r4:84b0e0c0 [ 1338.107767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.107823][ T32] INFO: task kworker/1:274:4560 blocked for more than 464 seconds. [ 1338.107901][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.108019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.108066][ T32] task:kworker/1:274 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.108711][ T32] r5:85273000 r4:8291a680 ** 2 printk messages dropped ** [ 1338.108948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 ** 4 printk messages dropped ** [ 1338.109374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85449d40 ** 5 printk messages dropped ** [ 1338.109752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.110030][ T32] r5:8532c78c r4:8532c400 ** 1 printk messages dropped ** [ 1338.110179][ T32] r7:ddde2d80 r6:83018200 r5:8532c78c r4:852e0900 ** 1 printk messages dropped ** [ 1338.110329][ T32] r10:61c88647 r9:85273000 r8:852e092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.110467][ T32] r4:852e0900 [ 1338.110587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.110705][ T32] r10:00000000 r9:852e0900 r8:80287e08 r7:eaecde60 r6:852e0980 r5:85273000 [ 1338.111021][ T32] r4:00000001 [ 1338.111093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.111165][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) [ 1338.111214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.111284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.111467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.111548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.111596][ T32] r4:853382c0 [ 1338.111990][ T32] INFO: task kworker/1:274:4560 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.112054][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.112187][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.112283][ T32] Call trace: [ 1338.112408][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.112534][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.112588][ T32] r4:00000000 [ 1338.112740][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.112820][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.112876][ T32] 1d20: acffe000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.112930][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.144011][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.144119][ T32] r5:80050013 r4:80239bb0 [ 1338.144290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.144428][ T32] r4:82ac21e4 [ 1338.144475][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.144577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.144644][ T32] r4:e0431dc0 [ 1338.144686][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.144766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.144810][ T32] r4:00000000 [ 1338.144849][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.144960][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.145018][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.145135][ T32] r5:00001000 r4:e0439000 [ 1338.145193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.145269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.145429][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.145476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.145565][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.145607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.145693][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.145766][ T32] r4:84aeca80 [ 1338.145811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.145927][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.145976][ T32] r4:00000001 [ 1338.146034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.146129][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.146216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.146308][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.146386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.146477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.146539][ T32] r4:84b0e0c0 [ 1338.146586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.146716][ T32] INFO: task kworker/1:275:4562 blocked for more than 464 seconds. [ 1338.146812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.146865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.146906][ T32] task:kworker/1:275 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.147045][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.147200][ T32] Call trace: [ 1338.147323][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.147421][ T32] r10:8291a684 r9:eb0e9d84 r8:00000002 r7:60000113 r6:eb0e9d8c r5:8523c800 [ 1338.147467][ T32] r4:8523c800 [ 1338.147505][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.147581][ T32] r5:8523c800 r4:8291a680 [ 1338.147619][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.147708][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.147800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1338.147842][ T32] r4:00000000 [ 1338.147907][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.147976][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.148039][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.148130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85359000 [ 1338.148173][ T32] r4:00000000 [ 1338.148229][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.148315][ T32] r9:83018205 r8:8523c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1338.148452][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.148554][ T32] r5:00001000 r4:ead97000 [ 1338.148626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.148703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.148780][ T32] r5:8515ef8c r4:8515ec00 [ 1338.148818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.148914][ T32] r7:ddde2d80 r6:83018200 r5:8515ef8c r4:852e0a00 [ 1338.148958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.149045][ T32] r10:61c88647 r9:8523c800 r8:852e0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.149092][ T32] r4:852e0a00 [ 1338.149151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.149269][ T32] r10:00000000 r9:852e0a00 r8:80287e08 r7:eb0f5e60 r6:852e0a80 r5:8523c800 [ 1338.149598][ T32] r4:00000001 [ 1338.149644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.149712][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1338.149768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.149830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.149902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.149972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.150020][ T32] r4:853386c0 [ 1338.150717][ T32] INFO: task kworker/1:275:4562 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.150823][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.150966][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.151105][ T32] Call trace: [ 1338.151172][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.151272][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.151342][ T32] r4:00000000 [ 1338.151410][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.151515][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.151583][ T32] 1d20: ad30f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.151643][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.151697][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.151748][ T32] r5:80050013 r4:80239bb0 [ 1338.151812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.151919][ T32] r4:82ac21e4 [ 1338.151970][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.152055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.152146][ T32] r4:e0431dc0 [ 1338.152236][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.152378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.152434][ T32] r4:00000000 [ 1338.152480][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.152594][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.152648][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.152734][ T32] r5:00001000 r4:e0439000 [ 1338.152795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.152883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.178287][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.178470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.178608][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.178652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.178742][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.178807][ T32] r4:84aeca80 [ 1338.178873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.178971][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.179030][ T32] r4:00000001 [ 1338.179098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.179176][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.179264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.179356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.179431][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.179491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.179537][ T32] r4:84b0e0c0 [ 1338.179581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.179643][ T32] INFO: task kworker/0:445:4564 blocked for more than 464 seconds. [ 1338.179704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.179771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.179819][ T32] task:kworker/0:445 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.179941][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.180058][ T32] Call trace: [ 1338.180134][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.180227][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:8523e000 [ 1338.180291][ T32] r4:8523e000 [ 1338.180334][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.180430][ T32] r5:8523e000 r4:8291a680 [ 1338.180475][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.180549][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.180627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1338.180686][ T32] r4:00000000 [ 1338.180732][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.180798][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.180868][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.180960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348d80 [ 1338.181010][ T32] r4:00000000 [ 1338.181115][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.181211][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1338.181257][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.181367][ T32] r5:00001000 r4:ead79000 [ 1338.181410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.181501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.181599][ T32] r5:8528e38c r4:8528e000 [ 1338.181674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.181785][ T32] r7:dddced80 r6:83018000 r5:8528e38c r4:85354200 [ 1338.181903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.182003][ T32] r10:61c88647 r9:8523e000 r8:8535422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.182046][ T32] r4:85354200 [ 1338.182084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.182174][ T32] r10:00000000 r9:85354200 r8:80287e08 r7:eb0ede60 r6:852e0b00 r5:8523e000 [ 1338.182248][ T32] r4:00000001 [ 1338.182292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.182387][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1338.182448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.182624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.182684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1338.196869][ T32] INFO: task kworker/0:445:4564 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 4 printk messages dropped ** [ 1338.197592][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 4 printk messages dropped ** [ 1338.197864][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 3 printk messages dropped ** [ 1338.198255][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.198442][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1338.198668][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.199008][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1338.199226][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1338.199526][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.199571][ T32] r4:84aeca80 [ 1338.199611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.199726][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.199776][ T32] r4:00000001 [ 1338.199816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.200035][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.200097][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.200152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.200203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.200260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.200306][ T32] r4:84b0e0c0 [ 1338.200352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.200438][ T32] INFO: task kworker/0:446:4566 blocked for more than 464 seconds. [ 1338.200505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.200553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.200708][ T32] task:kworker/0:446 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.200798][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.200903][ T32] Call trace: [ 1338.201002][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.201215][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:8523ec00 [ 1338.201267][ T32] r4:8523ec00 [ 1338.201322][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.201433][ T32] r5:8523ec00 r4:8291a680 [ 1338.201478][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.201553][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.201647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1338.201694][ T32] r4:00000000 [ 1338.201732][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.201797][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.201860][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.201934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353280 [ 1338.201993][ T32] r4:00000000 [ 1338.202103][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.202194][ T32] r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1338.202262][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.202373][ T32] r5:00001000 r4:eada3000 [ 1338.202426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.202563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.202709][ T32] r5:8528eb8c r4:8528e800 [ 1338.202754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.202841][ T32] r7:dddced80 r6:83018000 r5:8528eb8c r4:85354180 [ 1338.202917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.224351][ T32] r10:61c88647 r9:8523ec00 r8:853541ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.224458][ T32] r4:85354180 [ 1338.224504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.224630][ T32] r10:00000000 r9:85354180 r8:80287e08 r7:eb0ede60 r6:852e0b80 r5:8523ec00 [ 1338.224677][ T32] r4:00000001 [ 1338.224737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.224817][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1338.224896][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.224989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.225060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.225133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.225178][ T32] r4:85353080 [ 1338.225940][ T32] INFO: task kworker/0:446:4566 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.226046][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.226249][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.226373][ T32] Call trace: [ 1338.226486][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.226587][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.226633][ T32] r4:00000000 [ 1338.226672][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.226745][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.226816][ T32] 1d20: ad639000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.226937][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.227052][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.227134][ T32] r5:80050013 r4:80239bb0 [ 1338.227186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.227279][ T32] r4:82ac21e4 [ 1338.227353][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.227467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.227548][ T32] r4:e0431dc0 [ 1338.227621][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.227715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.227759][ T32] r4:00000000 [ 1338.227798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.227883][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.227942][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.228045][ T32] r5:00001000 r4:e0439000 [ 1338.228102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.228197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.228303][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.228352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.228442][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.228505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.228616][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.228699][ T32] r4:84aeca80 [ 1338.228743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.228828][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.228890][ T32] r4:00000001 [ 1338.228941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.229212][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.229341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.229457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.229514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.229572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.229662][ T32] r4:84b0e0c0 [ 1338.229742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.229876][ T32] INFO: task kworker/0:447:4569 blocked for more than 464 seconds. [ 1338.229946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.230209][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.230875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 ** 8 printk messages dropped ** [ 1338.231415][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.231725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.232425][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) ** 6 printk messages dropped ** [ 1338.261031][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.262427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 10 printk messages dropped ** [ 1338.278210][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1338.278640][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 10 printk messages dropped ** [ 1338.279282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.279784][ T32] r4:8522ec00 ** 5 printk messages dropped ** [ 1338.280203][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.280673][ T32] r9:83018005 r8:8522ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 1338.281100][ T32] r5:8528f38c r4:8528f000 [ 1338.281203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.281312][ T32] r7:dddced80 r6:83018000 r5:8528f38c r4:85354300 [ 1338.281357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.281444][ T32] r10:61c88647 r9:8522ec00 r8:8535432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.281503][ T32] r4:85354300 [ 1338.281546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.281631][ T32] r10:00000000 r9:85354300 r8:80287e08 r7:eb0f9e60 r6:852e0c80 r5:8522ec00 [ 1338.281673][ T32] r4:00000001 [ 1338.281713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.281779][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1338.281830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.281883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.281951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.282018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.282063][ T32] r4:85353380 [ 1338.282749][ T32] INFO: task kworker/0:448:4572 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.282851][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.293846][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.294098][ T32] Call trace: [ 1338.294202][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.294306][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.294369][ T32] r4:00000000 [ 1338.294426][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.294508][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.294581][ T32] 1d20: ada97000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.294642][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.294694][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.294740][ T32] r5:80050013 r4:80239bb0 [ 1338.294804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.294886][ T32] r4:82ac21e4 [ 1338.294947][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.295092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.295157][ T32] r4:e0431dc0 [ 1338.295235][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.295322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.295368][ T32] r4:00000000 [ 1338.295409][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.295494][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.295538][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.295616][ T32] r5:00001000 r4:e0439000 [ 1338.295655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.295727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.295815][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.295874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.295983][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.296032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.296126][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.296169][ T32] r4:84aeca80 [ 1338.296208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.296293][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.296336][ T32] r4:00000001 [ 1338.296377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.296443][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.296556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.296623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.296688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.296761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.296813][ T32] r4:84b0e0c0 [ 1338.296863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.296939][ T32] INFO: task kworker/0:449:4574 blocked for more than 464 seconds. [ 1338.297019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.297080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.297130][ T32] task:kworker/0:449 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.297236][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.297429][ T32] Call trace: [ 1338.297547][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.297665][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:85268c00 [ 1338.297718][ T32] r4:85268c00 ** 2 printk messages dropped ** [ 1338.297938][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.298370][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.298567][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.299096][ T32] r5:00001000 r4:dfa6d000 ** 2 printk messages dropped ** [ 1338.299294][ T32] r5:8529438c r4:85294000 ** 1 printk messages dropped ** [ 1338.299421][ T32] r7:dddced80 r6:83018000 r5:8529438c r4:85354380 ** 5 printk messages dropped ** [ 1338.299803][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.300157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.301658][ T32] 1d20: ada97000 e0123000 00000001 80239b98 7f4df000 00000001 ** 10 printk messages dropped ** [ 1338.302424][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.329601][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 3 printk messages dropped ** [ 1338.332694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.333367][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.352935][ T32] r4:00000001 [ 1338.353027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.353823][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.353933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.353994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.354044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.354109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.354217][ T32] r4:84b0e0c0 [ 1338.354541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.354618][ T32] INFO: task kworker/0:450:4575 blocked for more than 464 seconds. [ 1338.354688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.354801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.354849][ T32] task:kworker/0:450 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.354994][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.355104][ T32] Call trace: [ 1338.355241][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.355343][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:85269800 [ 1338.355389][ T32] r4:85269800 [ 1338.355558][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.355640][ T32] r5:85269800 r4:8291a680 [ 1338.355765][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.355841][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.355918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1338.356168][ T32] r4:00000000 [ 1338.356214][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.356283][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.356353][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.356683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353540 [ 1338.356731][ T32] r4:00000000 [ 1338.356796][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.356886][ T32] r9:83018005 r8:85269800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.356928][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.357008][ T32] r5:00001000 r4:eadd3000 [ 1338.357047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.357123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.357200][ T32] r5:8528f78c r4:8528f400 [ 1338.357239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.357350][ T32] r7:dddced80 r6:83018000 r5:8528f78c r4:85354400 [ 1338.357394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.357479][ T32] r10:61c88647 r9:85269800 r8:8535442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.357545][ T32] r4:85354400 [ 1338.357588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.357703][ T32] r10:00000000 r9:85354400 r8:80287e08 r7:eb115e60 r6:852e0d80 r5:85269800 [ 1338.357781][ T32] r4:00000001 [ 1338.357837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.357910][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1338.357959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.358027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.358083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.358147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.358191][ T32] r4:85353700 [ 1338.358880][ T32] INFO: task kworker/0:450:4575 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.358951][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.359101][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.359195][ T32] Call trace: [ 1338.359297][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.359393][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.359438][ T32] r4:00000000 [ 1338.359474][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.359547][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.359602][ T32] 1d20: add5a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.359657][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.359705][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.359749][ T32] r5:80050013 r4:80239bb0 [ 1338.359788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.359861][ T32] r4:82ac21e4 [ 1338.359900][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.359976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.360041][ T32] r4:e0431dc0 [ 1338.360084][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.360168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.360321][ T32] r4:00000000 [ 1338.360368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.360452][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 3 printk messages dropped ** [ 1338.360719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.361162][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1338.361482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1338.361741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.362045][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.362336][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.362826][ T32] r5:85268000 r4:8291a680 ** 2 printk messages dropped ** [ 1338.393805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1338.393894][ T32] r4:00000000 [ 1338.393940][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.394043][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.394141][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.394228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353780 [ 1338.394272][ T32] r4:00000000 [ 1338.394311][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.394400][ T32] r9:83018005 r8:85268000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1338.394469][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.394579][ T32] r5:00001000 r4:eaddf000 [ 1338.394624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.394699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.394777][ T32] r5:8528fb8c r4:8528f800 [ 1338.394816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.394902][ T32] r7:dddced80 r6:83018000 r5:8528fb8c r4:85354480 [ 1338.394943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.395046][ T32] r10:61c88647 r9:85268000 r8:853544ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.395120][ T32] r4:85354480 [ 1338.395164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.395258][ T32] r10:00000000 r9:85354480 r8:80287e08 r7:eb115e60 r6:852e0e00 r5:85268000 [ 1338.395301][ T32] r4:00000001 [ 1338.395343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.395414][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1338.395471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.395525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.395577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.395633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.395676][ T32] r4:85353580 [ 1338.396403][ T32] INFO: task kworker/0:451:4577 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.396479][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.396608][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.396741][ T32] Call trace: [ 1338.396808][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.396944][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.397005][ T32] r4:00000000 [ 1338.397044][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.397126][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.397182][ T32] 1d20: ae16e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.397235][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.397284][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.397352][ T32] r5:80050013 r4:80239bb0 [ 1338.397402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.397485][ T32] r4:82ac21e4 [ 1338.397531][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.397621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.397682][ T32] r4:e0431dc0 [ 1338.397727][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.397806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.397847][ T32] r4:00000000 [ 1338.397902][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.397998][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.398046][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.398145][ T32] r5:00001000 r4:e0439000 [ 1338.398205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.398303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.398414][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.398470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.398565][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.398642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.398737][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.398841][ T32] r4:84aeca80 [ 1338.399099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.399194][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.399239][ T32] r4:00000001 [ 1338.399316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.399392][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.399446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.399501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.399552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.399605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.399649][ T32] r4:84b0e0c0 [ 1338.399689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.399778][ T32] INFO: task kworker/0:452:4579 blocked for more than 464 seconds. [ 1338.399861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.399991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.400039][ T32] task:kworker/0:452 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.400132][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.400233][ T32] Call trace: [ 1338.400348][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.400454][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:8526a400 [ 1338.400503][ T32] r4:8526a400 [ 1338.400543][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.400620][ T32] r5:8526a400 r4:8291a680 [ 1338.400657][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.400847][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.400949][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.401319][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.401613][ T32] r5:8528ff8c r4:8528fc00 [ 1338.401655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.401739][ T32] r7:dddced80 r6:83018000 r5:8528ff8c r4:85354500 [ 1338.401780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.401865][ T32] r10:61c88647 r9:8526a400 r8:8535452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.401909][ T32] r4:85354500 [ 1338.401948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.402035][ T32] r10:00000000 r9:85354500 r8:80287e08 r7:eb115e60 r6:852e0e80 r5:8526a400 [ 1338.402078][ T32] r4:00000001 [ 1338.402123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.402188][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1338.402239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.402292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.402343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.402401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.402443][ T32] r4:85353740 [ 1338.402867][ T32] INFO: task kworker/0:452:4579 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.402937][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.423900][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.424039][ T32] Call trace: [ 1338.424113][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.424218][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.424288][ T32] r4:00000000 [ 1338.424346][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.424427][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.424484][ T32] 1d20: ae2eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.424557][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.424625][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.424677][ T32] r5:80050013 r4:80239bb0 [ 1338.424717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.424795][ T32] r4:82ac21e4 [ 1338.424835][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.424912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.424955][ T32] r4:e0431dc0 [ 1338.424994][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.425070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.425120][ T32] r4:00000000 [ 1338.425192][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.425286][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.425355][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.425454][ T32] r5:00001000 r4:e0439000 [ 1338.425509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.425585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.425675][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.425715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.425800][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.425842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.425926][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.425972][ T32] r4:84aeca80 [ 1338.426012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.426102][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.426149][ T32] r4:00000001 [ 1338.426189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.426276][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.426334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.426392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.426443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.426498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.426542][ T32] r4:84b0e0c0 [ 1338.426588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.426642][ T32] INFO: task kworker/0:453:4582 blocked for more than 464 seconds. [ 1338.426701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.426752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.426796][ T32] task:kworker/0:453 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.426880][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.426997][ T32] Call trace: [ 1338.427097][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.427191][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:8526b000 [ 1338.427267][ T32] r4:8526b000 [ 1338.427310][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.427393][ T32] r5:8526b000 r4:8291a680 [ 1338.427449][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.427527][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.427603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1338.427648][ T32] r4:00000000 [ 1338.427687][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.427752][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.427814][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.427906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353e40 [ 1338.427985][ T32] r4:00000000 [ 1338.428029][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.428122][ T32] r9:83018005 r8:8526b000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1338.428165][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.428242][ T32] r5:00001000 r4:e059b000 [ 1338.428282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.428356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.428436][ T32] r5:8529538c r4:85295000 [ 1338.428475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.428608][ T32] r7:dddced80 r6:83018000 r5:8529538c r4:85354580 [ 1338.428662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.428748][ T32] r10:61c88647 r9:8526b000 r8:853545ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.428791][ T32] r4:85354580 [ 1338.428831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.428913][ T32] r10:00000000 r9:85354580 r8:80287e08 r7:eb115e60 r6:852e0f00 r5:8526b000 [ 1338.428986][ T32] r4:00000001 [ 1338.429030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.429107][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1338.429177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.429234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.429315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.429380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.429423][ T32] r4:85353880 [ 1338.430112][ T32] INFO: task kworker/0:453:4582 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.430186][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.430315][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.430494][ T32] Call trace: [ 1338.430565][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.430657][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.430701][ T32] r4:00000000 [ 1338.430741][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.430856][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.430960][ T32] 1d20: ae2eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.431019][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.431192][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.431286][ T32] r5:80050013 r4:80239bb0 [ 1338.431392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.431478][ T32] r4:82ac21e4 [ 1338.431518][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.431647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.431696][ T32] r4:e0431dc0 [ 1338.431810][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.431969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.432060][ T32] r4:00000000 [ 1338.432151][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.432245][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.432295][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.432378][ T32] r5:00001000 r4:e0439000 [ 1338.432417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.432526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.432613][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.432654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.432753][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.432837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.432931][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.432972][ T32] r4:84aeca80 [ 1338.473885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.474187][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.474253][ T32] r4:00000001 [ 1338.474301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.474376][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.474436][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.474491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.474540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.474594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.474671][ T32] r4:84b0e0c0 [ 1338.474723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.474817][ T32] INFO: task kworker/0:454:4584 blocked for more than 464 seconds. [ 1338.474882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.474931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.475032][ T32] task:kworker/0:454 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.475175][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.475290][ T32] Call trace: [ 1338.475353][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.475634][ T32] r5:8526bc00 r4:8291a680 [ 1338.475674][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.475746][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.475823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1338.475899][ T32] r4:00000000 [ 1338.475973][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.476042][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.476135][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.476253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353a80 [ 1338.476320][ T32] r4:00000000 [ 1338.476368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.476457][ T32] r9:83018005 r8:8526bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.476522][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.476606][ T32] r5:00001000 r4:e0007000 [ 1338.476647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.476719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.476796][ T32] r5:8529478c r4:85294400 [ 1338.476836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.476920][ T32] r7:dddced80 r6:83018000 r5:8529478c r4:85354600 [ 1338.476959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.477043][ T32] r10:61c88647 r9:8526bc00 r8:8535462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.477093][ T32] r4:85354600 [ 1338.477133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.477233][ T32] r10:00000000 r9:85354600 r8:80287e08 r7:eaf9de60 r6:852e0f80 r5:8526bc00 [ 1338.477280][ T32] r4:00000001 [ 1338.477346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.477415][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1338.477466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.477518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.477571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.477625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.477683][ T32] r4:85353940 [ 1338.478426][ T32] INFO: task kworker/0:454:4584 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.478506][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.478653][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.478734][ T32] Call trace: [ 1338.478791][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.478882][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.478926][ T32] r4:00000000 [ 1338.478964][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.479038][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.479099][ T32] 1d20: ae860000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.479155][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.479238][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.479292][ T32] r5:80050013 r4:80239bb0 [ 1338.479334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.479455][ T32] r4:82ac21e4 [ 1338.479511][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.479589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 5 printk messages dropped ** [ 1338.479976][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 9 printk messages dropped ** [ 1338.480701][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1338.480844][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.480892][ T32] r4:00000001 [ 1338.480932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.481001][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.481053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.481152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.481268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.481346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.481393][ T32] r4:84b0e0c0 [ 1338.481435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.481482][ T32] INFO: task kworker/0:455:4585 blocked for more than 464 seconds. [ 1338.481586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.481637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.481675][ T32] task:kworker/0:455 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.481756][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.481832][ T32] Call trace: [ 1338.482233][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.482328][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000113 r6:eb12dd8c r5:8526e000 [ 1338.482375][ T32] r4:8526e000 [ 1338.482415][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.482491][ T32] r5:8526e000 r4:8291a680 [ 1338.482530][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.482639][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.482759][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1338.482809][ T32] r4:00000000 [ 1338.482850][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.482921][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.504118][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.504276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353bc0 [ 1338.504347][ T32] r4:00000000 [ 1338.504396][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.504513][ T32] r9:83018005 r8:8526e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.504596][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.504721][ T32] r5:00001000 r4:e00b5000 [ 1338.504766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.504844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.504926][ T32] r5:85294b8c r4:85294800 [ 1338.504969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.505109][ T32] r7:dddced80 r6:83018000 r5:85294b8c r4:85354680 [ 1338.505158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.505251][ T32] r10:61c88647 r9:8526e000 r8:853546ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.505332][ T32] r4:85354680 [ 1338.505380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.505468][ T32] r10:00000000 r9:85354680 r8:80287e08 r7:eaf9de60 r6:85366000 r5:8526e000 [ 1338.505510][ T32] r4:00000001 [ 1338.505548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.505618][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1338.505718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.505815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.505907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.505968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.506011][ T32] r4:85353ac0 [ 1338.506709][ T32] INFO: task kworker/0:455:4585 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.506822][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.506984][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.507168][ T32] Call trace: [ 1338.507238][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.507334][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.507386][ T32] r4:00000000 [ 1338.507511][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.507595][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.507652][ T32] 1d20: ae860000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.507708][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.507797][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.507893][ T32] r5:80050013 r4:80239bb0 [ 1338.507941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.508017][ T32] r4:82ac21e4 [ 1338.508159][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.508246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.508293][ T32] r4:e0431dc0 [ 1338.508331][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.508518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.508568][ T32] r4:00000000 [ 1338.508610][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.508818][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.508907][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.509117][ T32] r5:00001000 r4:e0439000 [ 1338.509161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.509234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.509424][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.509470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.509680][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.509728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.509817][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.509861][ T32] r4:84aeca80 [ 1338.509957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.510051][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.510103][ T32] r4:00000001 [ 1338.510141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.510237][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.510342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.510430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.510487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.510541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.510614][ T32] r4:84b0e0c0 [ 1338.510661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.510713][ T32] INFO: task kworker/0:456:4587 blocked for more than 464 seconds. [ 1338.510777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.510824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.510883][ T32] task:kworker/0:456 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.510978][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.511088][ T32] Call trace: [ 1338.511176][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.511300][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:8526c800 [ 1338.511368][ T32] r4:8526c800 [ 1338.511413][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.511497][ T32] r5:8526c800 r4:8291a680 [ 1338.511563][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.511662][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.511750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1338.511795][ T32] r4:00000000 [ 1338.511854][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.511933][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.511999][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.512099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85353d00 [ 1338.512181][ T32] r4:00000000 [ 1338.512227][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.512323][ T32] r9:83018005 r8:8526c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1338.512402][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.512486][ T32] r5:00001000 r4:e0435000 [ 1338.512528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.512635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.512720][ T32] r5:85294f8c r4:85294c00 [ 1338.512759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.512841][ T32] r7:dddced80 r6:83018000 r5:85294f8c r4:85354700 [ 1338.512882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.542100][ T32] r10:61c88647 r9:8526c800 r8:8535472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.542298][ T32] r4:85354700 [ 1338.542351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.542481][ T32] r10:00000000 r9:85354700 r8:80287e08 r7:eaf9de60 r6:85366080 r5:8526c800 [ 1338.542545][ T32] r4:00000001 [ 1338.542608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.542688][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1338.542748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.542804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.542872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.542935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.553689][ T32] r4:85353c00 [ 1338.554508][ T32] INFO: task kworker/0:456:4587 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.554591][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.554792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.554905][ T32] Call trace: [ 1338.554989][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.555097][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.555164][ T32] r4:00000000 [ 1338.555232][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.555324][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 1 printk messages dropped ** [ 1338.555501][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1338.556189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 7 printk messages dropped ** [ 1338.556714][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.556756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.556841][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.556920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.557011][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.557104][ T32] r4:84aeca80 [ 1338.557151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.557277][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.557345][ T32] r4:00000001 [ 1338.557399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.557466][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.557518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.557637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.557700][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.557822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.557895][ T32] r4:84b0e0c0 [ 1338.557945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.558058][ T32] INFO: task kworker/0:457:4590 blocked for more than 465 seconds. [ 1338.558174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.558294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.558419][ T32] task:kworker/0:457 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.558563][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.558746][ T32] Call trace: [ 1338.558818][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.558912][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000113 r6:eb141d8c r5:8526ec00 [ 1338.559000][ T32] r4:8526ec00 [ 1338.559119][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.559220][ T32] r5:8526ec00 r4:8291a680 [ 1338.559291][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.559385][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.559466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1338.559511][ T32] r4:00000000 [ 1338.559552][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.559624][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.559892][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.559990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364200 [ 1338.560102][ T32] r4:00000000 [ 1338.560164][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.560256][ T32] r9:83018005 r8:8526ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1338.560332][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.560424][ T32] r5:00001000 r4:e0737000 [ 1338.560511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.560634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.560753][ T32] r5:85295b8c r4:85295800 [ 1338.560811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.560902][ T32] r7:dddced80 r6:83018000 r5:85295b8c r4:85354780 [ 1338.560944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.561067][ T32] r10:61c88647 r9:8526ec00 r8:853547ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.561209][ T32] r4:85354780 [ 1338.561308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.561405][ T32] r10:00000000 r9:85354780 r8:80287e08 r7:eaf9de60 r6:85366100 r5:8526ec00 [ 1338.561485][ T32] r4:00000001 [ 1338.561530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.561643][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1338.561795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.561856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.561926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.561995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.562040][ T32] r4:85353d40 [ 1338.562458][ T32] INFO: task kworker/0:457:4590 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.562525][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.562754][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.562846][ T32] Call trace: [ 1338.583749][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.584053][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.584111][ T32] r4:00000000 [ 1338.584203][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.584338][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.584409][ T32] 1d20: aeed6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.584466][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.584514][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.584563][ T32] r5:80050013 r4:80239bb0 [ 1338.584640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.584726][ T32] r4:82ac21e4 [ 1338.584767][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.584845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.584888][ T32] r4:e0431dc0 [ 1338.584928][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.585006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.585067][ T32] r4:00000000 [ 1338.585128][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.585335][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.585548][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.585640][ T32] r5:00001000 r4:e0439000 [ 1338.585697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.585837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.585931][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.585972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.586069][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.586115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.586200][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.586243][ T32] r4:84aeca80 [ 1338.586283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.586370][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.586416][ T32] r4:00000001 [ 1338.586456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.586546][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.586601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.586654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.586703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.586759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.586801][ T32] r4:84b0e0c0 [ 1338.586847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.586977][ T32] INFO: task kworker/0:458:4592 blocked for more than 465 seconds. [ 1338.587047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.587128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.587179][ T32] task:kworker/0:458 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.587286][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.587371][ T32] Call trace: [ 1338.587432][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.587516][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:8526d400 [ 1338.587559][ T32] r4:8526d400 ** 1 printk messages dropped ** [ 1338.587702][ T32] r5:8526d400 r4:8291a680 ** 1 printk messages dropped ** [ 1338.587814][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.588099][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.588454][ T32] r9:83018005 r8:8526d400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 3 printk messages dropped ** [ 1338.588778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.588867][ T32] r5:8529578c r4:85295400 [ 1338.588907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.589020][ T32] r7:dddced80 r6:83018000 r5:8529578c r4:85354800 [ 1338.589086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.589184][ T32] r10:61c88647 r9:8526d400 r8:8535482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.589227][ T32] r4:85354800 [ 1338.589264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.589380][ T32] r10:00000000 r9:85354800 r8:80287e08 r7:eb141e60 r6:85366300 r5:8526d400 [ 1338.589424][ T32] r4:00000001 [ 1338.589461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.589548][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1338.589603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.589659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.589726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.589785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.589884][ T32] r4:85364100 [ 1338.590574][ T32] INFO: task kworker/0:458:4592 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.590659][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.590772][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.590927][ T32] Call trace: [ 1338.590994][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.591120][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.591166][ T32] r4:00000000 [ 1338.591205][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.591304][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.591366][ T32] 1d20: aeed6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.591420][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.591468][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.591513][ T32] r5:80050013 r4:80239bb0 [ 1338.591552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.591657][ T32] r4:82ac21e4 [ 1338.591705][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.591784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.591828][ T32] r4:e0431dc0 [ 1338.591866][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.591942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.592029][ T32] r4:00000000 [ 1338.592074][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.592165][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.592237][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.592347][ T32] r5:00001000 r4:e0439000 [ 1338.592391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.592499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.592581][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.592662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.592770][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.592815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.593106][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.618338][ T32] r4:84aeca80 [ 1338.618432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.618588][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.618662][ T32] r4:00000001 [ 1338.618796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.619011][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.619076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.619139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.619255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.619316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.619362][ T32] r4:84b0e0c0 [ 1338.619407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.619463][ T32] INFO: task kworker/0:459:4594 blocked for more than 465 seconds. [ 1338.619523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.619573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.619616][ T32] task:kworker/0:459 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.619725][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.619815][ T32] Call trace: [ 1338.619949][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.620050][ T32] r10:8291a684 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:85240000 [ 1338.620102][ T32] r4:85240000 [ 1338.620143][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.620258][ T32] r5:85240000 r4:8291a680 [ 1338.620305][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.620383][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.620497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1338.620548][ T32] r4:00000000 [ 1338.620589][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.620655][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.620726][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.620803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364400 [ 1338.621022][ T32] r4:00000000 [ 1338.621068][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.621166][ T32] r9:83018005 r8:85240000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1338.621211][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.621308][ T32] r5:00001000 r4:e4875000 [ 1338.621356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.621590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.621800][ T32] r5:8529638c r4:85296000 [ 1338.621917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.622028][ T32] r7:dddced80 r6:83018000 r5:8529638c r4:85354880 [ 1338.622071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.622247][ T32] r10:61c88647 r9:85240000 r8:853548ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.622452][ T32] r4:85354880 [ 1338.622513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.622606][ T32] r10:00000000 r9:85354880 r8:80287e08 r7:eb141e60 r6:85366380 r5:85240000 [ 1338.622655][ T32] r4:00000001 [ 1338.622716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.622795][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1338.622855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.622934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.643802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.643897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.643924][ T32] r4:853641c0 [ 1338.644340][ T32] INFO: task kworker/0:459:4594 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.644383][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.644481][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.644622][ T32] Call trace: [ 1338.644702][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.644812][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.644941][ T32] r4:00000000 [ 1338.645001][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.645097][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.645162][ T32] 1d20: af3e1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.645247][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.645325][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.645379][ T32] r5:80050013 r4:80239bb0 [ 1338.645447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.645589][ T32] r4:82ac21e4 [ 1338.645647][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.645734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.645780][ T32] r4:e0431dc0 [ 1338.645824][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.645911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.645959][ T32] r4:00000000 [ 1338.646002][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.646110][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.646165][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.646255][ T32] r5:00001000 r4:e0439000 [ 1338.646299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.646385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.646476][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.646521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.646613][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.646659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.646759][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.646829][ T32] r4:84aeca80 [ 1338.646889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.647024][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.647083][ T32] r4:00000001 [ 1338.647156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.647234][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.647374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.647447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.647505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.647566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.647612][ T32] r4:84b0e0c0 [ 1338.647657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.647716][ T32] INFO: task kworker/0:460:4595 blocked for more than 465 seconds. [ 1338.647783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.647837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.647880][ T32] task:kworker/0:460 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.647972][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.648064][ T32] Call trace: [ 1338.648194][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.648297][ T32] r10:8291a684 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85276000 [ 1338.648351][ T32] r4:85276000 [ 1338.648415][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.648523][ T32] r5:85276000 r4:8291a680 [ 1338.648570][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.648651][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.648753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 1338.648818][ T32] r4:00000000 [ 1338.648877][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.648955][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.649033][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.649129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853642c0 [ 1338.649178][ T32] r4:00000000 [ 1338.649229][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.649307][ T32] r9:83018005 r8:85276000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1338.649369][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.649473][ T32] r5:00001000 r4:e07db000 [ 1338.649498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.649537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.649578][ T32] r5:85295f8c r4:85295c00 [ 1338.649599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.649644][ T32] r7:dddced80 r6:83018000 r5:85295f8c r4:85354900 [ 1338.649665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.649720][ T32] r10:61c88647 r9:85276000 r8:8535492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.649781][ T32] r4:85354900 [ 1338.649803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.649848][ T32] r10:00000000 r9:85354900 r8:80287e08 r7:eb149e60 r6:85354980 r5:85276000 [ 1338.649870][ T32] r4:00000001 [ 1338.649890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.649924][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1338.649950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.650005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.650037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.650183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.650221][ T32] r4:85364480 [ 1338.650452][ T32] INFO: task kworker/0:460:4595 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.650522][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.650699][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.650742][ T32] Call trace: [ 1338.650787][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.650836][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.650859][ T32] r4:00000000 [ 1338.650905][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.650960][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.650993][ T32] 1d20: af3e1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.651024][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.651048][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.651103][ T32] r5:80050013 r4:80239bb0 [ 1338.651139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.651183][ T32] r4:82ac21e4 [ 1338.651203][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.651255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.651283][ T32] r4:e0431dc0 [ 1338.651303][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.651374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.651511][ T32] r4:00000000 [ 1338.651534][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.651586][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.651609][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.651689][ T32] r5:00001000 r4:e0439000 [ 1338.651712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.651778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.651822][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.651843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.651888][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.651909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.651956][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.651977][ T32] r4:84aeca80 [ 1338.652010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.652092][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.652118][ T32] r4:00000001 [ 1338.652158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.652196][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.652262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.652300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.652327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.652355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.652377][ T32] r4:84b0e0c0 [ 1338.652400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.652427][ T32] INFO: task kworker/0:461:4598 blocked for more than 465 seconds. [ 1338.652456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.652479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.652499][ T32] task:kworker/0:461 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.652571][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.652623][ T32] Call trace: [ 1338.652671][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.652788][ T32] r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:85276c00 [ 1338.652815][ T32] r4:85276c00 [ 1338.652836][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.652879][ T32] r5:85276c00 r4:8291a680 [ 1338.652898][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.652935][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.652976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1338.652998][ T32] r4:00000000 [ 1338.653077][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.678847][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.678942][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.678989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364540 [ 1338.679013][ T32] r4:00000000 [ 1338.679034][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.679081][ T32] r9:83018005 r8:85276c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1338.679112][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.679157][ T32] r5:00001000 r4:ea9f9000 [ 1338.679178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.679223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.679269][ T32] r5:8529678c r4:85296400 [ 1338.679290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.679337][ T32] r7:dddced80 r6:83018000 r5:8529678c r4:85354a00 [ 1338.679371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.679451][ T32] r10:61c88647 r9:85276c00 r8:85354a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.679550][ T32] r4:85354a00 [ 1338.679606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.679706][ T32] r10:00000000 r9:85354a00 r8:80287e08 r7:eb149e60 r6:85354a80 r5:85276c00 [ 1338.679756][ T32] r4:00000001 [ 1338.679822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.679924][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1338.680051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.680147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.680272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.680353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.680406][ T32] r4:85364480 [ 1338.681052][ T32] INFO: task kworker/0:461:4598 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.681118][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.681225][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.681362][ T32] Call trace: [ 1338.681400][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.681452][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.681476][ T32] r4:00000000 [ 1338.681495][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.681534][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.681562][ T32] 1d20: af6a5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.681591][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.681616][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.681640][ T32] r5:80050013 r4:80239bb0 [ 1338.681660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.681700][ T32] r4:82ac21e4 [ 1338.681720][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.681760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.681783][ T32] r4:e0431dc0 [ 1338.681829][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.681875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.681898][ T32] r4:00000000 [ 1338.681930][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.681978][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.682005][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.682049][ T32] r5:00001000 r4:e0439000 [ 1338.682068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.682113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.682154][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.682197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.682274][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.682386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.682437][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.682459][ T32] r4:84aeca80 [ 1338.682480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.682540][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.682593][ T32] r4:00000001 [ 1338.682637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.682731][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.682840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.682908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.683011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.693741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.693783][ T32] r4:84b0e0c0 [ 1338.693811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.693853][ T32] INFO: task kworker/0:462:4599 blocked for more than 465 seconds. [ 1338.693914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.693973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.694025][ T32] task:kworker/0:462 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.694085][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.694211][ T32] Call trace: [ 1338.694248][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.694302][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000013 r6:eb151d8c r5:85274800 [ 1338.694356][ T32] r4:85274800 [ 1338.694409][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.694456][ T32] r5:85274800 r4:8291a680 [ 1338.694476][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.694544][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.694589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1338.694641][ T32] r4:00000000 [ 1338.694663][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.694698][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.694735][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.694823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853647c0 [ 1338.694895][ T32] r4:00000000 [ 1338.694962][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.695066][ T32] r9:83018005 r8:85274800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1338.695125][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.695217][ T32] r5:00001000 r4:eaa99000 [ 1338.695265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.695352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.695505][ T32] r5:85296b8c r4:85296800 [ 1338.695576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.695681][ T32] r7:dddced80 r6:83018000 r5:85296b8c r4:85354b00 [ 1338.695729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.695840][ T32] r10:61c88647 r9:85274800 r8:85354b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.695965][ T32] r4:85354b00 [ 1338.696054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.696175][ T32] r10:00000000 r9:85354b00 r8:80287e08 r7:eb13de60 r6:85354b80 r5:85274800 [ 1338.696229][ T32] r4:00000001 [ 1338.696299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.696388][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1338.696482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.696561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.696632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.696728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.696785][ T32] r4:85364480 [ 1338.697537][ T32] INFO: task kworker/0:462:4599 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.697630][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.697772][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.697913][ T32] Call trace: [ 1338.697985][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.698082][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.698143][ T32] r4:00000000 [ 1338.698206][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.698296][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.698358][ T32] 1d20: af6a5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.698438][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.698484][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.698554][ T32] r5:80050013 r4:80239bb0 [ 1338.698607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.698680][ T32] r4:82ac21e4 [ 1338.698730][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.698775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.698798][ T32] r4:e0431dc0 [ 1338.698816][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.698857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.698881][ T32] r4:00000000 [ 1338.698901][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.698944][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.698967][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.699036][ T32] r5:00001000 r4:e0439000 [ 1338.699093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.699156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.699228][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.699250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.699296][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.699335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.699384][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.699434][ T32] r4:84aeca80 [ 1338.699456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.699501][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.699522][ T32] r4:00000001 [ 1338.699542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.699575][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.699601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.699630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.699684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.699755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.699781][ T32] r4:84b0e0c0 [ 1338.699828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.699856][ T32] INFO: task kworker/0:463:4602 blocked for more than 465 seconds. [ 1338.699884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.699934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.699959][ T32] task:kworker/0:463 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.700005][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.700047][ T32] Call trace: [ 1338.700096][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.700174][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:85275400 [ 1338.700254][ T32] r4:85275400 [ 1338.700277][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.700322][ T32] r5:85275400 r4:8291a680 [ 1338.700369][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.700410][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.700453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1338.700488][ T32] r4:00000000 [ 1338.700517][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.700552][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.700615][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.700685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364a80 [ 1338.700738][ T32] r4:00000000 [ 1338.700760][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.700803][ T32] r9:83018005 r8:85275400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1338.700824][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.700864][ T32] r5:00001000 r4:eaae3000 [ 1338.700885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.700953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.700998][ T32] r5:8529738c r4:85297000 [ 1338.701018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.701062][ T32] r7:dddced80 r6:83018000 r5:8529738c r4:85354c00 [ 1338.701081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.701132][ T32] r10:61c88647 r9:85275400 r8:85354c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.701154][ T32] r4:85354c00 [ 1338.701172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.701215][ T32] r10:00000000 r9:85354c00 r8:80287e08 r7:eb151e60 r6:85354c80 r5:85275400 [ 1338.701237][ T32] r4:00000001 [ 1338.701283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.701451][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1338.701493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.701551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.701582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.701648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.701673][ T32] r4:85364780 [ 1338.701884][ T32] INFO: task kworker/0:463:4602 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.701918][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.702003][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.702082][ T32] Call trace: [ 1338.702128][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.702192][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.702294][ T32] r4:00000000 [ 1338.702343][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.702387][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.702444][ T32] 1d20: af6a5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.702503][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.702531][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.702577][ T32] r5:80050013 r4:80239bb0 [ 1338.702630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.702715][ T32] r4:82ac21e4 [ 1338.702782][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.702874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.702938][ T32] r4:e0431dc0 [ 1338.731507][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.731789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.731853][ T32] r4:00000000 [ 1338.731899][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.732003][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.732054][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.732157][ T32] r5:00001000 r4:e0439000 [ 1338.732203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.732286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.732380][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.732469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.732577][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.732629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.732728][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.732776][ T32] r4:84aeca80 [ 1338.732822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.733012][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.743699][ T32] r4:00000001 [ 1338.743769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.743873][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.743938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.744001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.744058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.744127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.744200][ T32] r4:84b0e0c0 [ 1338.744260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.744354][ T32] INFO: task kworker/0:464:4603 blocked for more than 465 seconds. [ 1338.744454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.744513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.744559][ T32] task:kworker/0:464 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.744675][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.744806][ T32] Call trace: [ 1338.744876][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.744977][ T32] r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000113 r6:eb0d5d8c r5:85236c00 [ 1338.745044][ T32] r4:85236c00 [ 1338.745098][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.745189][ T32] r5:85236c00 r4:8291a680 [ 1338.745238][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.745351][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.745442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1338.745490][ T32] r4:00000000 [ 1338.745534][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.745621][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.745704][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.745785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853648c0 [ 1338.745848][ T32] r4:00000000 [ 1338.745896][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.745990][ T32] r9:83018005 r8:85236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1338.746039][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.746131][ T32] r5:00001000 r4:eaabd000 [ 1338.746176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.746256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.746337][ T32] r5:85296f8c r4:85296c00 [ 1338.746381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.746488][ T32] r7:dddced80 r6:83018000 r5:85296f8c r4:85354d00 [ 1338.746542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.746637][ T32] r10:61c88647 r9:85236c00 r8:85354d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.746682][ T32] r4:85354d00 [ 1338.746722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.746809][ T32] r10:00000000 r9:85354d00 r8:80287e08 r7:eb155e60 r6:85354d80 r5:85236c00 [ 1338.746856][ T32] r4:00000001 [ 1338.746896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.747002][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) [ 1338.747065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.747130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.747182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.747257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.747308][ T32] r4:85364780 [ 1338.748009][ T32] INFO: task kworker/0:464:4603 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.748110][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.748249][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.748408][ T32] Call trace: [ 1338.748490][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.748588][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.748636][ T32] r4:00000000 [ 1338.748675][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.748751][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.748810][ T32] 1d20: afc01000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.748866][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.748940][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.749004][ T32] r5:80050013 r4:80239bb0 [ 1338.749060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.749148][ T32] r4:82ac21e4 [ 1338.749192][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.749272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.749345][ T32] r4:e0431dc0 [ 1338.749390][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.749683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.749785][ T32] r4:00000000 [ 1338.749838][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.749914][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.749963][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.750041][ T32] r5:00001000 r4:e0439000 [ 1338.750065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.750167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.750244][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.750266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.750313][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.750363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.750486][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.750565][ T32] r4:84aeca80 [ 1338.750619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.750732][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.750816][ T32] r4:00000001 [ 1338.750884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.750974][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.751037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.751129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.751202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.751289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.751435][ T32] r4:84b0e0c0 [ 1338.751500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.751586][ T32] INFO: task kworker/0:465:4607 blocked for more than 465 seconds. [ 1338.751620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.751646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.751694][ T32] task:kworker/0:465 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.751807][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.751884][ T32] Call trace: [ 1338.751948][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.751997][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:848a8000 [ 1338.752052][ T32] r4:848a8000 [ 1338.752094][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.752176][ T32] r5:848a8000 r4:8291a680 [ 1338.752254][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.752297][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.752343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1338.752411][ T32] r4:00000000 [ 1338.752464][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.752501][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.752559][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.752634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364b40 [ 1338.752740][ T32] r4:00000000 [ 1338.752765][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.752840][ T32] r9:83018005 r8:848a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1338.752897][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.752944][ T32] r5:00001000 r4:eaafb000 [ 1338.753042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.775434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.775524][ T32] r5:8529778c r4:85297400 [ 1338.775548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.775598][ T32] r7:dddced80 r6:83018000 r5:8529778c r4:85354e00 [ 1338.775642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.775730][ T32] r10:61c88647 r9:848a8000 r8:85354e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.775757][ T32] r4:85354e00 [ 1338.775862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.775914][ T32] r10:00000000 r9:85354e00 r8:80287e08 r7:eb155e60 r6:85354e80 r5:848a8000 [ 1338.775964][ T32] r4:00000001 [ 1338.775988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.776026][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1338.776056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.776085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.776117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.776177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.776295][ T32] r4:85364e00 [ 1338.776720][ T32] INFO: task kworker/0:465:4607 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.776760][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.776857][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.776936][ T32] Call trace: [ 1338.776972][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.777107][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.777193][ T32] r4:00000000 [ 1338.777248][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.777306][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.777338][ T32] 1d20: affd4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.777367][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.777391][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.777414][ T32] r5:80050013 r4:80239bb0 [ 1338.777435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.777477][ T32] r4:82ac21e4 [ 1338.777498][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.777539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.777574][ T32] r4:e0431dc0 [ 1338.777597][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.777662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.777688][ T32] r4:00000000 [ 1338.777721][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.777786][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.777811][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.777853][ T32] r5:00001000 r4:e0439000 [ 1338.777887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.777958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.778030][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.778053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.778108][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.778131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.778179][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.778201][ T32] r4:84aeca80 [ 1338.778220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.778266][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.778289][ T32] r4:00000001 [ 1338.778307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.778342][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.778398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.778430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.778511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.778600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.778648][ T32] r4:84b0e0c0 [ 1338.778672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.778786][ T32] INFO: task kworker/0:466:4609 blocked for more than 465 seconds. [ 1338.778856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.778936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.778986][ T32] task:kworker/0:466 state:D stack:0 pid:4609 tgid:4609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.779096][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.779175][ T32] Call trace: [ 1338.779267][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.779318][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:848a8c00 [ 1338.779342][ T32] r4:848a8c00 [ 1338.779390][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.779498][ T32] r5:848a8c00 r4:8291a680 [ 1338.779549][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.779633][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.779724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 1338.779773][ T32] r4:00000000 [ 1338.779819][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.779907][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.779990][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.780103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364cc0 [ 1338.780169][ T32] r4:00000000 [ 1338.780231][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.780326][ T32] r9:83018005 r8:848a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1338.780379][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.780469][ T32] r5:00001000 r4:eab19000 [ 1338.780512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.780617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.780734][ T32] r5:85297b8c r4:85297800 [ 1338.780794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.780891][ T32] r7:dddced80 r6:83018000 r5:85297b8c r4:85354f00 [ 1338.780936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.781047][ T32] r10:61c88647 r9:848a8c00 r8:85354f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.781114][ T32] r4:85354f00 [ 1338.781177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.781280][ T32] r10:00000000 r9:85354f00 r8:80287e08 r7:eb159e60 r6:85354f80 r5:848a8c00 [ 1338.781355][ T32] r4:00000001 [ 1338.781401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.781479][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1338.781538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.781597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.781656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.781741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.781799][ T32] r4:85364f80 [ 1338.782226][ T32] INFO: task kworker/0:466:4609 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.782338][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.782466][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.782554][ T32] Call trace: [ 1338.782629][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.782711][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.782739][ T32] r4:00000000 [ 1338.782799][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.782844][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.782873][ T32] 1d20: affd4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.782901][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.782926][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.782950][ T32] r5:80050013 r4:80239bb0 [ 1338.783076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.800718][ T32] r4:82ac21e4 [ 1338.800799][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.800909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.800986][ T32] r4:e0431dc0 [ 1338.801048][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.801141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.801186][ T32] r4:00000000 [ 1338.801225][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.801340][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.801390][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.801474][ T32] r5:00001000 r4:e0439000 [ 1338.801513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.801586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.801688][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.801734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.801857][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.801905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.802024][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.802095][ T32] r4:84aeca80 [ 1338.802142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.802229][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.802297][ T32] r4:00000001 [ 1338.802342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.802434][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.802583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.802652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.802712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.802769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.802811][ T32] r4:84b0e0c0 [ 1338.802854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.802908][ T32] INFO: task kworker/0:467:4611 blocked for more than 465 seconds. [ 1338.813816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.813939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.813987][ T32] task:kworker/0:467 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.814101][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.814203][ T32] Call trace: [ 1338.814271][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.814381][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000013 r6:eb165d8c r5:848a9800 [ 1338.814435][ T32] r4:848a9800 [ 1338.814499][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.814586][ T32] r5:848a9800 r4:8291a680 [ 1338.814642][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.814721][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.814798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1338.814845][ T32] r4:00000000 [ 1338.814889][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.815008][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.815103][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.815194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d040 [ 1338.815266][ T32] r4:00000000 [ 1338.815330][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.815427][ T32] r9:83018005 r8:848a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1338.815492][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.815598][ T32] r5:00001000 r4:eab57000 [ 1338.815642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.815718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.815795][ T32] r5:8529c78c r4:8529c400 [ 1338.815833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.815918][ T32] r7:dddced80 r6:83018000 r5:8529c78c r4:85378000 [ 1338.815981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.816071][ T32] r10:61c88647 r9:848a9800 r8:8537802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.816122][ T32] r4:85378000 [ 1338.816163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.816249][ T32] r10:00000000 r9:85378000 r8:80287e08 r7:eb161e60 r6:85378080 r5:848a9800 [ 1338.816312][ T32] r4:00000001 [ 1338.816360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.816431][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1338.816500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.816559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.816625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.816684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.816726][ T32] r4:85364a40 [ 1338.817449][ T32] INFO: task kworker/0:467:4611 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.817515][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.817627][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.817731][ T32] Call trace: [ 1338.817795][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.817902][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.817951][ T32] r4:00000000 [ 1338.817989][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.818064][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.818144][ T32] 1d20: b0180000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.818253][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.818306][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.818437][ T32] r5:80050013 r4:80239bb0 [ 1338.818486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.818565][ T32] r4:82ac21e4 [ 1338.818605][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.818702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.818752][ T32] r4:e0431dc0 [ 1338.818811][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.818893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.818938][ T32] r4:00000000 [ 1338.819012][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.819173][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.819222][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.819329][ T32] r5:00001000 r4:e0439000 [ 1338.819385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.819460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.819539][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.819594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.819684][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.819725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.819811][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.819853][ T32] r4:84aeca80 [ 1338.819894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.819976][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.820018][ T32] r4:00000001 [ 1338.820057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.820143][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.820259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.820317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.820371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.820425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.820467][ T32] r4:84b0e0c0 [ 1338.820537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.820615][ T32] INFO: task kworker/0:468:4612 blocked for more than 465 seconds. [ 1338.820675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.820720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.820760][ T32] task:kworker/0:468 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.820844][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.821003][ T32] Call trace: [ 1338.821132][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.821306][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:848aa400 [ 1338.821441][ T32] r4:848aa400 [ 1338.821646][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.821765][ T32] r5:848aa400 r4:8291a680 [ 1338.821808][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.821908][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.822026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1338.822104][ T32] r4:00000000 [ 1338.822157][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.822223][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.822287][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.822392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364e40 [ 1338.822461][ T32] r4:00000000 [ 1338.822504][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.822587][ T32] r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.822629][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.822719][ T32] r5:00001000 r4:eab2b000 [ 1338.822761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.822849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.823061][ T32] r5:85297f8c r4:85297c00 [ 1338.852535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.852708][ T32] r7:dddced80 r6:83018000 r5:85297f8c r4:85378100 [ 1338.852754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.852866][ T32] r10:61c88647 r9:848aa400 r8:8537812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.853103][ T32] r4:85378100 [ 1338.854205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.854386][ T32] r10:00000000 r9:85378100 r8:80287e08 r7:eb165e60 r6:85378180 r5:848aa400 [ 1338.854441][ T32] r4:00000001 [ 1338.854483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.854558][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1338.854615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.854667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.854718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.854773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.854816][ T32] r4:85353f80 [ 1338.855509][ T32] INFO: task kworker/0:468:4612 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.855597][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.855731][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.855838][ T32] Call trace: [ 1338.855947][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.856045][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.856095][ T32] r4:00000000 [ 1338.856151][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.856231][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.856288][ T32] 1d20: b03f8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.856343][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.856392][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.856451][ T32] r5:80050013 r4:80239bb0 [ 1338.856497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.856576][ T32] r4:82ac21e4 [ 1338.856618][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.856695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.856736][ T32] r4:e0431dc0 [ 1338.856773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.856866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.856946][ T32] r4:00000000 [ 1338.856990][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.857101][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.857159][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.857236][ T32] r5:00001000 r4:e0439000 [ 1338.857276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.857376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.857454][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.857493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.857594][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.857642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.857744][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.857793][ T32] r4:84aeca80 [ 1338.857833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.857923][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.857966][ T32] r4:00000001 [ 1338.858002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.858103][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.858160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.858216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.858287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.858345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.858406][ T32] r4:84b0e0c0 [ 1338.858454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.858525][ T32] INFO: task kworker/0:469:4613 blocked for more than 465 seconds. [ 1338.858591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.858667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.858724][ T32] task:kworker/0:469 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.858808][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.858890][ T32] Call trace: [ 1338.858951][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.859040][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:848ab000 [ 1338.859108][ T32] r4:848ab000 [ 1338.859166][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.859270][ T32] r5:848ab000 r4:8291a680 [ 1338.859336][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.859429][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.859523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1338.859600][ T32] r4:00000000 [ 1338.859644][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.859710][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.859773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.859847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85348e80 [ 1338.859889][ T32] r4:00000000 [ 1338.859929][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.860010][ T32] r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.860050][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.860135][ T32] r5:00001000 r4:eab4b000 [ 1338.860174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.860249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.860325][ T32] r5:8529c38c r4:8529c000 [ 1338.860364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.860467][ T32] r7:dddced80 r6:83018000 r5:8529c38c r4:85378200 [ 1338.860512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.860656][ T32] r10:61c88647 r9:848ab000 r8:8537822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.860707][ T32] r4:85378200 [ 1338.860745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.860827][ T32] r10:00000000 r9:85378200 r8:80287e08 r7:eb165e60 r6:85378280 r5:848ab000 [ 1338.860873][ T32] r4:00000001 [ 1338.860911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.860992][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1338.861068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.861130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.861206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.861405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.861469][ T32] r4:85353f80 [ 1338.861853][ T32] INFO: task kworker/0:469:4613 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.861919][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.862094][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.862225][ T32] Call trace: [ 1338.862332][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.862434][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.862478][ T32] r4:00000000 [ 1338.862516][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.862588][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.862643][ T32] 1d20: b03f8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.862696][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.862761][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.862814][ T32] r5:80050013 r4:80239bb0 [ 1338.862854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.862930][ T32] r4:82ac21e4 [ 1338.863068][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.886071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.886185][ T32] r4:e0431dc0 [ 1338.886249][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.886370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.886416][ T32] r4:00000000 [ 1338.886478][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.886589][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.886663][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.886776][ T32] r5:00001000 r4:e0439000 [ 1338.886822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.886921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.887008][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.887049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.887148][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.887214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.887304][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.887348][ T32] r4:84aeca80 [ 1338.887389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.887476][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.887541][ T32] r4:00000001 [ 1338.887585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.887684][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.887775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.887926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.888027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.888097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.888143][ T32] r4:84b0e0c0 [ 1338.888187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.888259][ T32] INFO: task kworker/0:470:4617 blocked for more than 465 seconds. [ 1338.888323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.888388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.888496][ T32] task:kworker/0:470 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.888606][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.888689][ T32] Call trace: [ 1338.888752][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.888844][ T32] r10:8291a684 r9:eb171d84 r8:00000002 r7:60000013 r6:eb171d8c r5:848abc00 [ 1338.888888][ T32] r4:848abc00 [ 1338.888928][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.889043][ T32] r5:848abc00 r4:8291a680 [ 1338.889103][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.889218][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.889332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1338.889386][ T32] r4:00000000 [ 1338.889430][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.889523][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.889598][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.889678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d340 [ 1338.889721][ T32] r4:00000000 [ 1338.889792][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.889890][ T32] r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1338.889938][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.890023][ T32] r5:00001000 r4:eab85000 [ 1338.890066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.890176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.890267][ T32] r5:8529cf8c r4:8529cc00 [ 1338.890325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.890415][ T32] r7:dddced80 r6:83018000 r5:8529cf8c r4:85378300 [ 1338.890459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.890563][ T32] r10:61c88647 r9:848abc00 r8:8537832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.890614][ T32] r4:85378300 [ 1338.890653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.890736][ T32] r10:00000000 r9:85378300 r8:80287e08 r7:eb165e60 r6:85378380 r5:848abc00 [ 1338.890781][ T32] r4:00000001 [ 1338.890819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.890902][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1338.890957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.891010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.891060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.891176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.891229][ T32] r4:8537d000 [ 1338.891907][ T32] INFO: task kworker/0:470:4617 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.892013][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.892135][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.892214][ T32] Call trace: [ 1338.892308][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.892407][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.892452][ T32] r4:00000000 [ 1338.892496][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.892615][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.892684][ T32] 1d20: b055d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.892821][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.892892][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.893034][ T32] r5:80050013 r4:80239bb0 [ 1338.912203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.912291][ T32] r4:82ac21e4 [ 1338.912314][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.912425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.912552][ T32] r4:e0431dc0 [ 1338.912581][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.912665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.912690][ T32] r4:00000000 [ 1338.912710][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.912756][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.912780][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.912824][ T32] r5:00001000 r4:e0439000 [ 1338.912882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.912927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.913051][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.913584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.913655][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.913698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.913751][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.913774][ T32] r4:84aeca80 [ 1338.913795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.913883][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.913909][ T32] r4:00000001 [ 1338.913969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.914015][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.914144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.914264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.914379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.914411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.914434][ T32] r4:84b0e0c0 [ 1338.914457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.914486][ T32] INFO: task kworker/0:471:4618 blocked for more than 465 seconds. [ 1338.914519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.914546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.914569][ T32] task:kworker/0:471 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.914667][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.914717][ T32] Call trace: [ 1338.914795][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.914846][ T32] r10:8291a684 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:848ac800 [ 1338.914869][ T32] r4:848ac800 [ 1338.915010][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.915268][ T32] r5:848ac800 r4:8291a680 [ 1338.915294][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.915333][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.915374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 1338.915608][ T32] r4:00000000 [ 1338.915631][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.915888][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.915930][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.915971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d100 [ 1338.916209][ T32] r4:00000000 [ 1338.916234][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.916281][ T32] r9:83018005 r8:848ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.916330][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.916450][ T32] r5:00001000 r4:eab71000 [ 1338.916474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.916552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.916637][ T32] r5:8529cb8c r4:8529c800 [ 1338.916679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.916770][ T32] r7:dddced80 r6:83018000 r5:8529cb8c r4:85378400 [ 1338.916819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.916916][ T32] r10:61c88647 r9:848ac800 r8:8537842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.916954][ T32] r4:85378400 [ 1338.917002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.917071][ T32] r10:00000000 r9:85378400 r8:80287e08 r7:eb171e60 r6:85378480 r5:848ac800 [ 1338.917227][ T32] r4:00000001 [ 1338.917419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.917511][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 1338.917576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.917637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.917695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.917753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.917800][ T32] r4:8537d140 [ 1338.918624][ T32] INFO: task kworker/0:471:4618 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.918729][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.918893][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.918992][ T32] Call trace: [ 1338.919145][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.919398][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.919474][ T32] r4:00000000 [ 1338.919522][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.919709][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.919792][ T32] 1d20: b0997000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.919982][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.920237][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.920302][ T32] r5:80050013 r4:80239bb0 [ 1338.920350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.920433][ T32] r4:82ac21e4 [ 1338.920460][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.920546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.920575][ T32] r4:e0431dc0 [ 1338.920597][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.920642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.920664][ T32] r4:00000000 [ 1338.920720][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.920807][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.920929][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.920977][ T32] r5:00001000 r4:e0439000 [ 1338.920997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.921038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.921268][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.921306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.921355][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.921377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.921422][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.921508][ T32] r4:84aeca80 [ 1338.921531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.921577][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.921601][ T32] r4:00000001 [ 1338.921662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.921748][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.921808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.921870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.921949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.922018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.922100][ T32] r4:84b0e0c0 [ 1338.922183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.922277][ T32] INFO: task kworker/0:472:4620 blocked for more than 465 seconds. [ 1338.922329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.922392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.922417][ T32] task:kworker/0:472 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.922464][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.922524][ T32] Call trace: [ 1338.922669][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.922777][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000013 r6:eb17dd8c r5:848ae000 [ 1338.922803][ T32] r4:848ae000 [ 1338.922824][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.922867][ T32] r5:848ae000 r4:8291a680 [ 1338.922886][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.922923][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.922997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1338.954333][ T32] r4:00000000 [ 1338.954419][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.954588][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.954695][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.954788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d600 [ 1338.954841][ T32] r4:00000000 [ 1338.954916][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.955022][ T32] r9:83018005 r8:848ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1338.955110][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.955221][ T32] r5:00001000 r4:eaba1000 [ 1338.955271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.955356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.955517][ T32] r5:8529d38c r4:8529d000 [ 1338.955648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.955758][ T32] r7:dddced80 r6:83018000 r5:8529d38c r4:85378500 [ 1338.955870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.955986][ T32] r10:61c88647 r9:848ae000 r8:8537852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.956039][ T32] r4:85378500 [ 1338.956111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.956214][ T32] r10:00000000 r9:85378500 r8:80287e08 r7:eb171e60 r6:85378580 r5:848ae000 [ 1338.956266][ T32] r4:00000001 [ 1338.956445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.956540][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1338.956603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.956670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.956728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.956791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.956913][ T32] r4:8537d300 [ 1338.957473][ T32] INFO: task kworker/0:472:4620 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.957554][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.957852][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.958077][ T32] Call trace: [ 1338.958119][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.958171][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.959147][ T32] r4:00000000 [ 1338.959172][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.959215][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.959246][ T32] 1d20: b0bf6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.959275][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.959300][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.959747][ T32] r5:80050013 r4:80239bb0 [ 1338.959953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.959998][ T32] r4:82ac21e4 [ 1338.960106][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.960213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.960270][ T32] r4:e0431dc0 [ 1338.960318][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.960412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.960503][ T32] r4:00000000 [ 1338.960618][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.960729][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.960840][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.960939][ T32] r5:00001000 r4:e0439000 [ 1338.961070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.961168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.961255][ T32] r5:84b4ef8c r4:84b4ec00 [ 1338.961325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.961427][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1338.961475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.961568][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.961599][ T32] r4:84aeca80 [ 1338.961618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.961665][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1338.961861][ T32] r4:00000001 [ 1338.961884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.961922][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1338.961948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.961975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.962187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.962257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.962282][ T32] r4:84b0e0c0 [ 1338.962306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.962347][ T32] INFO: task kworker/0:473:4622 blocked for more than 465 seconds. [ 1338.962383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.962468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.962896][ T32] task:kworker/0:473 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.962955][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.963073][ T32] Call trace: [ 1338.985618][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1338.985704][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:853b8000 [ 1338.985729][ T32] r4:853b8000 [ 1338.985750][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.985792][ T32] r5:853b8000 r4:8291a680 [ 1338.985824][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.985914][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.986006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1338.986067][ T32] r4:00000000 [ 1338.986120][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1338.986204][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1338.986464][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.986593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537da80 [ 1338.987007][ T32] r4:00000000 [ 1338.987032][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.987081][ T32] r9:83018005 r8:853b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1338.987264][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.987314][ T32] r5:00001000 r4:eadfb000 [ 1338.987334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.987374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.987416][ T32] r5:8529db8c r4:8529d800 [ 1338.987475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.987595][ T32] r7:dddced80 r6:83018000 r5:8529db8c r4:85378600 [ 1338.987728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.987779][ T32] r10:61c88647 r9:853b8000 r8:8537862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.988003][ T32] r4:85378600 [ 1338.988026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.988789][ T32] r10:00000000 r9:85378600 r8:80287e08 r7:eb17de60 r6:85378680 r5:853b8000 [ 1338.988903][ T32] r4:00000001 [ 1338.988926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988965][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1338.989039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.989179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.989212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.989242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.989264][ T32] r4:8537d300 [ 1338.989739][ T32] INFO: task kworker/0:473:4622 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1338.989992][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.990112][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.990296][ T32] Call trace: [ 1338.990333][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.990620][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1338.990728][ T32] r4:00000000 [ 1338.990961][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.991185][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1338.991260][ T32] 1d20: b1053000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1338.991327][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1338.991387][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.991469][ T32] r5:80050013 r4:80239bb0 [ 1338.991525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.991615][ T32] r4:82ac21e4 [ 1338.991680][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.991775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1338.991920][ T32] r4:e0431dc0 [ 1338.992038][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1338.992145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1338.992195][ T32] r4:00000000 [ 1338.992241][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1338.992335][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1338.992389][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.992476][ T32] r5:00001000 r4:e0439000 [ 1338.992789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.992891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.021568][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.021745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.021876][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.021922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.022075][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.022136][ T32] r4:84aeca80 [ 1339.022179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.022270][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.022380][ T32] r4:00000001 [ 1339.022468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.022547][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.022605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.022684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.022910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.023039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.038304][ T32] r4:84b0e0c0 [ 1339.038433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.038556][ T32] INFO: task kworker/0:474:4625 blocked for more than 465 seconds. [ 1339.038638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.038697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.039099][ T32] task:kworker/0:474 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.039248][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.039624][ T32] Call trace: [ 1339.039709][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.039821][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000013 r6:eb189d8c r5:853ba400 [ 1339.039876][ T32] r4:853ba400 [ 1339.039993][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.040096][ T32] r5:853ba400 r4:8291a680 [ 1339.040150][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.040234][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.040321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1339.040439][ T32] r4:00000000 [ 1339.040491][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.040567][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.040649][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.040785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537d8c0 [ 1339.040921][ T32] r4:00000000 [ 1339.040974][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.041065][ T32] r9:83018005 r8:853ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1339.041118][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.041198][ T32] r5:00001000 r4:eabcb000 [ 1339.041236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.041332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.041415][ T32] r5:8529d78c r4:8529d400 [ 1339.041455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.041541][ T32] r7:dddced80 r6:83018000 r5:8529d78c r4:85378700 [ 1339.041581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.041728][ T32] r10:61c88647 r9:853ba400 r8:8537872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.041841][ T32] r4:85378700 [ 1339.041967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.042100][ T32] r10:00000000 r9:85378700 r8:80287e08 r7:eb181e60 r6:85378780 r5:853ba400 [ 1339.042220][ T32] r4:00000001 [ 1339.042266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.042337][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1339.042392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.042446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.042741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.042802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.042868][ T32] r4:8537d880 [ 1339.052225][ T32] INFO: task kworker/0:474:4625 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.052398][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.052553][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.052804][ T32] Call trace: [ 1339.052948][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.057999][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.058154][ T32] r4:00000000 [ 1339.058200][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.058305][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.058474][ T32] 1d20: b1531000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.058537][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.058592][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.058641][ T32] r5:80050013 r4:80239bb0 [ 1339.058683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.058765][ T32] r4:82ac21e4 [ 1339.058804][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.058883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.059073][ T32] r4:e0431dc0 [ 1339.059122][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.059203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.059246][ T32] r4:00000000 [ 1339.059320][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.059437][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.059583][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.059673][ T32] r5:00001000 r4:e0439000 [ 1339.059713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.059785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.059862][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.060013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.060114][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.060156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.060241][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.060317][ T32] r4:84aeca80 [ 1339.060362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.060448][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.060522][ T32] r4:00000001 [ 1339.060566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.060632][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.060682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.060738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.060820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.060939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.061047][ T32] r4:84b0e0c0 [ 1339.061391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.061459][ T32] INFO: task kworker/0:475:4627 blocked for more than 465 seconds. [ 1339.061523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.061571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.061612][ T32] task:kworker/0:475 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.061978][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.062099][ T32] Call trace: [ 1339.062230][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.062635][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:853bb000 [ 1339.062933][ T32] r4:853bb000 [ 1339.062976][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.082385][ T32] r5:853bb000 r4:8291a680 [ 1339.082537][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.082665][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.082753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1339.082882][ T32] r4:00000000 [ 1339.082993][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.083584][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.083693][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.083792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b040 [ 1339.083876][ T32] r4:00000000 [ 1339.083938][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.084143][ T32] r9:83018005 r8:853bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.084195][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.084280][ T32] r5:00001000 r4:eae1b000 [ 1339.084321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.084397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.084725][ T32] r5:8529e38c r4:8529e000 [ 1339.084773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.084862][ T32] r7:dddced80 r6:83018000 r5:8529e38c r4:85378800 [ 1339.084904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.084989][ T32] r10:61c88647 r9:853bb000 r8:8537882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.085033][ T32] r4:85378800 [ 1339.085080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.085165][ T32] r10:00000000 r9:85378800 r8:80287e08 r7:eb181e60 r6:85378880 r5:853bb000 [ 1339.085208][ T32] r4:00000001 [ 1339.085246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.085338][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1339.085398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.085451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.085541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.085609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.086032][ T32] r4:8537da40 [ 1339.086786][ T32] INFO: task kworker/0:475:4627 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.086860][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.086991][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.087089][ T32] Call trace: [ 1339.087150][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.087241][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.087307][ T32] r4:00000000 [ 1339.087881][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.087978][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.088079][ T32] 1d20: b1742000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.088364][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.088421][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.088575][ T32] r5:80050013 r4:80239bb0 [ 1339.088624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.088832][ T32] r4:82ac21e4 [ 1339.089387][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.089483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.089528][ T32] r4:e0431dc0 [ 1339.089565][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.089722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.089770][ T32] r4:00000000 [ 1339.090286][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.090382][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.090425][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.090502][ T32] r5:00001000 r4:e0439000 [ 1339.090540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.090609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.091469][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.091531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.091628][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.091674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.091760][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.091802][ T32] r4:84aeca80 [ 1339.091839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.091921][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.091967][ T32] r4:00000001 [ 1339.092009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.092096][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.092263][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.092333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.092388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.092444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.092487][ T32] r4:84b0e0c0 [ 1339.092531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.092609][ T32] INFO: task kworker/1:276:4628 blocked for more than 465 seconds. [ 1339.092678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.092751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.092800][ T32] task:kworker/1:276 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.092890][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.092972][ T32] Call trace: [ 1339.126983][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.127364][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:853b9800 [ 1339.127727][ T32] r4:853b9800 [ 1339.127774][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.128021][ T32] r5:853b9800 r4:8291a680 [ 1339.128096][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.128178][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.128255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1339.128300][ T32] r4:00000000 [ 1339.128338][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.128415][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.128486][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.128582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386000 [ 1339.128804][ T32] r4:00000000 [ 1339.128849][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.128934][ T32] r9:83018205 r8:853b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1339.129357][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.129455][ T32] r5:00001000 r4:eae27000 [ 1339.129496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.130623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.130714][ T32] r5:8515f78c r4:8515f400 [ 1339.131510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.131613][ T32] r7:ddde2d80 r6:83018200 r5:8515f78c r4:85366400 [ 1339.131832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.131923][ T32] r10:61c88647 r9:853b9800 r8:8536642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.131965][ T32] r4:85366400 [ 1339.132003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.132095][ T32] r10:00000000 r9:85366400 r8:80287e08 r7:eb0f5e60 r6:85378900 r5:853b9800 [ 1339.132377][ T32] r4:00000001 [ 1339.132466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.133015][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1339.163541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.163619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.163651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.163708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.163737][ T32] r4:85332ec0 [ 1339.164153][ T32] INFO: task kworker/1:276:4628 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.164193][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.164265][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.164342][ T32] Call trace: [ 1339.164373][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.164429][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.164473][ T32] r4:00000000 [ 1339.164530][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.164575][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.164622][ T32] 1d20: b220e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.164653][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.164679][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.164733][ T32] r5:80050013 r4:80239bb0 [ 1339.164758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.164823][ T32] r4:82ac21e4 [ 1339.164870][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.164915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.164965][ T32] r4:e0431dc0 [ 1339.165024][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.165146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.165216][ T32] r4:00000000 [ 1339.165257][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.165354][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.165382][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.165462][ T32] r5:00001000 r4:e0439000 [ 1339.165525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.165626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.165728][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.165787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.165890][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.165939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.166033][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.166090][ T32] r4:84aeca80 [ 1339.166136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.166239][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.166289][ T32] r4:00000001 [ 1339.166331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.166436][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.166577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.166646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.166702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.166761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.166813][ T32] r4:84b0e0c0 [ 1339.166879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.166968][ T32] INFO: task kworker/0:476:4629 blocked for more than 465 seconds. [ 1339.167040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.167115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.167220][ T32] task:kworker/0:476 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.167331][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.167431][ T32] Call trace: [ 1339.167497][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.167591][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000013 r6:eb195d8c r5:853b8c00 [ 1339.167642][ T32] r4:853b8c00 [ 1339.167725][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.167822][ T32] r5:853b8c00 r4:8291a680 [ 1339.167914][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.168017][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.168126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1339.168176][ T32] r4:00000000 [ 1339.168216][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.168293][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.168386][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.168478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537dd40 [ 1339.168529][ T32] r4:00000000 [ 1339.168572][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.168687][ T32] r9:83018005 r8:853b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.168740][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.168825][ T32] r5:00001000 r4:eae07000 [ 1339.168916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.169020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.169122][ T32] r5:8529df8c r4:8529dc00 [ 1339.169184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.169280][ T32] r7:dddced80 r6:83018000 r5:8529df8c r4:85378980 [ 1339.169357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.169418][ T32] r10:61c88647 r9:853b8c00 r8:853789ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.169463][ T32] r4:85378980 [ 1339.169486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.169534][ T32] r10:00000000 r9:85378980 r8:80287e08 r7:eb18de60 r6:85378a00 r5:853b8c00 [ 1339.169558][ T32] r4:00000001 [ 1339.169598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.169658][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1339.169687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.169723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.169751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.169778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.169799][ T32] r4:8537dd00 [ 1339.170024][ T32] INFO: task kworker/0:476:4629 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.170058][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.170145][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.170215][ T32] Call trace: [ 1339.170283][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.170346][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.170382][ T32] r4:00000000 [ 1339.170404][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.170467][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.170500][ T32] 1d20: b220e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.170528][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.170575][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.170601][ T32] r5:80050013 r4:80239bb0 [ 1339.170667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.170720][ T32] r4:82ac21e4 [ 1339.170763][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.170830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.170856][ T32] r4:e0431dc0 [ 1339.170876][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.170928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.170974][ T32] r4:00000000 [ 1339.171018][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.171099][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.171125][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.171168][ T32] r5:00001000 r4:e0439000 [ 1339.171199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.171242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.171283][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.171303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.171348][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.171368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.171413][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.171456][ T32] r4:84aeca80 [ 1339.171499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.171551][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.171581][ T32] r4:00000001 [ 1339.171601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.171636][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.171703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.171774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.171833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.171892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.171938][ T32] r4:84b0e0c0 [ 1339.171983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.172033][ T32] INFO: task kworker/0:477:4632 blocked for more than 465 seconds. [ 1339.172122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.172179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.172223][ T32] task:kworker/0:477 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.172317][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.172408][ T32] Call trace: [ 1339.172492][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.172621][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000013 r6:eb199d8c r5:853bbc00 [ 1339.172704][ T32] r4:853bbc00 [ 1339.172756][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.172860][ T32] r5:853bbc00 r4:8291a680 [ 1339.173036][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.193528][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.193644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1339.193674][ T32] r4:00000000 [ 1339.193696][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.193732][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.193771][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.193835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bd00 [ 1339.193882][ T32] r4:00000000 [ 1339.193905][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.193951][ T32] r9:83018005 r8:853bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1339.193995][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.194043][ T32] r5:00001000 r4:eaf09000 [ 1339.194092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.194137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.194189][ T32] r5:8529f78c r4:8529f400 [ 1339.194213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.194261][ T32] r7:dddced80 r6:83018000 r5:8529f78c r4:85378a80 [ 1339.194304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.194353][ T32] r10:61c88647 r9:853bbc00 r8:85378aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.194411][ T32] r4:85378a80 [ 1339.194433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.194500][ T32] r10:00000000 r9:85378a80 r8:80287e08 r7:eb18de60 r6:85378b00 r5:853bbc00 [ 1339.194526][ T32] r4:00000001 [ 1339.194546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.194587][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1339.194639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.194730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.194799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.194863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.194952][ T32] r4:8537b100 [ 1339.195666][ T32] INFO: task kworker/0:477:4632 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.195754][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.195933][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.195994][ T32] Call trace: [ 1339.196087][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.196143][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.196188][ T32] r4:00000000 [ 1339.196211][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.196273][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.196315][ T32] 1d20: b22f4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.196371][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.196432][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.196483][ T32] r5:80050013 r4:80239bb0 [ 1339.196508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.196552][ T32] r4:82ac21e4 [ 1339.196572][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.196612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.196634][ T32] r4:e0431dc0 [ 1339.196652][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.196692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.196714][ T32] r4:00000000 [ 1339.196734][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.196778][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.196799][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.196861][ T32] r5:00001000 r4:e0439000 [ 1339.196884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.196923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.196963][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.196995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.197044][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.197086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.197135][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.197157][ T32] r4:84aeca80 [ 1339.197177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.197231][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.197277][ T32] r4:00000001 [ 1339.197400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.197456][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.197483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.197510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.197536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.197586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.197612][ T32] r4:84b0e0c0 [ 1339.197633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.197683][ T32] INFO: task kworker/1:277:4634 blocked for more than 465 seconds. [ 1339.197741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.197768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.197811][ T32] task:kworker/1:277 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.197882][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.197927][ T32] Call trace: [ 1339.197978][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.198029][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:853bc800 [ 1339.198083][ T32] r4:853bc800 [ 1339.198107][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.198149][ T32] r5:853bc800 r4:8291a680 [ 1339.198168][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.198206][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.198256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1339.198283][ T32] r4:00000000 [ 1339.198311][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.198369][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.198406][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.198468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386180 [ 1339.198493][ T32] r4:00000000 [ 1339.198512][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.198555][ T32] r9:83018205 r8:853bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.198576][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.198657][ T32] r5:00001000 r4:eae3d000 [ 1339.198701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.198743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.198784][ T32] r5:8515fb8c r4:8515f800 [ 1339.198803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.198870][ T32] r7:ddde2d80 r6:83018200 r5:8515fb8c r4:85366480 [ 1339.198914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.198962][ T32] r10:61c88647 r9:853bc800 r8:853664ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.198984][ T32] r4:85366480 [ 1339.199002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.199071][ T32] r10:00000000 r9:85366480 r8:80287e08 r7:eb0f5e60 r6:85378b80 r5:853bc800 [ 1339.199100][ T32] r4:00000001 [ 1339.199120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.199155][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1339.199181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.199228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.199257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.199284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.199328][ T32] r4:853860c0 [ 1339.199547][ T32] INFO: task kworker/1:277:4634 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.199581][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.199636][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.199677][ T32] Call trace: [ 1339.199740][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.199828][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.199854][ T32] r4:00000000 [ 1339.199874][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.199912][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.199940][ T32] 1d20: b22f4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.200099][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.200136][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.200173][ T32] r5:80050013 r4:80239bb0 [ 1339.200228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.200270][ T32] r4:82ac21e4 [ 1339.200324][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.200389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.200415][ T32] r4:e0431dc0 [ 1339.200455][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.200499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.200545][ T32] r4:00000000 [ 1339.200589][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.200666][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.200691][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.200733][ T32] r5:00001000 r4:e0439000 [ 1339.200752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.200789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.200871][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.200917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.200986][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.201041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.201097][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.201120][ T32] r4:84aeca80 [ 1339.201159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.201251][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.201365][ T32] r4:00000001 [ 1339.201420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.201499][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.201558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.201633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.201709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.201770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.201818][ T32] r4:84b0e0c0 [ 1339.201864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.201920][ T32] INFO: task kworker/1:278:4636 blocked for more than 465 seconds. [ 1339.201982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.202031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.202083][ T32] task:kworker/1:278 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.202210][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.202340][ T32] Call trace: [ 1339.202414][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.202563][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:85240c00 [ 1339.202624][ T32] r4:85240c00 [ 1339.202670][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.202758][ T32] r5:85240c00 r4:8291a680 [ 1339.202819][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.202932][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.236499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1339.236601][ T32] r4:00000000 [ 1339.236671][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.236804][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.236888][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.236971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386300 [ 1339.237037][ T32] r4:00000000 [ 1339.237084][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.237174][ T32] r9:83018205 r8:85240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.237225][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.237336][ T32] r5:00001000 r4:eae49000 [ 1339.237381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.237485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.237575][ T32] r5:8515ff8c r4:8515fc00 [ 1339.237621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.237715][ T32] r7:ddde2d80 r6:83018200 r5:8515ff8c r4:85366500 [ 1339.237759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.237848][ T32] r10:61c88647 r9:85240c00 r8:8536652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.237898][ T32] r4:85366500 [ 1339.237940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.238033][ T32] r10:00000000 r9:85366500 r8:80287e08 r7:eb0f5e60 r6:85366580 r5:85240c00 [ 1339.238082][ T32] r4:00000001 [ 1339.238143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.238249][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1339.238319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.238397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.238475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.238541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.238591][ T32] r4:85386140 [ 1339.239286][ T32] INFO: task kworker/1:278:4636 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.239379][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.239570][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.239688][ T32] Call trace: [ 1339.239763][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.239871][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.239951][ T32] r4:00000000 [ 1339.240002][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.240108][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.240193][ T32] 1d20: b2898000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.240276][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.240470][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.240535][ T32] r5:80050013 r4:80239bb0 [ 1339.240585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.240676][ T32] r4:82ac21e4 [ 1339.240741][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.240838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.240889][ T32] r4:e0431dc0 [ 1339.240948][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.241053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.241106][ T32] r4:00000000 [ 1339.241150][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.241245][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.241316][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.241466][ T32] r5:00001000 r4:e0439000 [ 1339.241561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.241650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.241737][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.241780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.241877][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.241924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.242043][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.242158][ T32] r4:84aeca80 [ 1339.242280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.242404][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.242471][ T32] r4:00000001 [ 1339.242546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.242630][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.242741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.242838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.242917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.243039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.256069][ T32] r4:84b0e0c0 [ 1339.256113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.256144][ T32] INFO: task kworker/0:478:4637 blocked for more than 465 seconds. [ 1339.256264][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.256324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.256350][ T32] task:kworker/0:478 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.256402][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.256461][ T32] Call trace: [ 1339.256492][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.256545][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000013 r6:eb1a5d8c r5:85241800 [ 1339.256597][ T32] r4:85241800 [ 1339.256653][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.256728][ T32] r5:85241800 r4:8291a680 [ 1339.256780][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.256876][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.256925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1339.256978][ T32] r4:00000000 [ 1339.257031][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.257131][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.257173][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.257214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b780 [ 1339.257237][ T32] r4:00000000 [ 1339.257256][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.257318][ T32] r9:83018005 r8:85241800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1339.257342][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.257385][ T32] r5:00001000 r4:eae85000 [ 1339.257406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.257451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.257512][ T32] r5:8529e78c r4:8529e400 [ 1339.257537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.257586][ T32] r7:dddced80 r6:83018000 r5:8529e78c r4:85378c00 [ 1339.257624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.257673][ T32] r10:61c88647 r9:85241800 r8:85378c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.257697][ T32] r4:85378c00 [ 1339.257746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.257797][ T32] r10:00000000 r9:85378c00 r8:80287e08 r7:eb199e60 r6:85366600 r5:85241800 [ 1339.257820][ T32] r4:00000001 [ 1339.257839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.257875][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1339.257903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.257932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.258070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.258132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.258157][ T32] r4:8537b540 [ 1339.258490][ T32] INFO: task kworker/0:478:4637 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.258557][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.258672][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.258716][ T32] Call trace: [ 1339.258773][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.258827][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.258850][ T32] r4:00000000 [ 1339.258895][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.258940][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.258997][ T32] 1d20: b2898000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.259057][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.259085][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.259111][ T32] r5:80050013 r4:80239bb0 [ 1339.259162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.259220][ T32] r4:82ac21e4 [ 1339.259268][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.259345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.259371][ T32] r4:e0431dc0 [ 1339.259420][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.259472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.259524][ T32] r4:00000000 [ 1339.259548][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.259624][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.259650][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.259693][ T32] r5:00001000 r4:e0439000 [ 1339.259712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.259751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.259822][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.259873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.259966][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.260021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.260071][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.260094][ T32] r4:84aeca80 [ 1339.260139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.260188][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.260246][ T32] r4:00000001 [ 1339.260270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.260334][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.260392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.260423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.260482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.260571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.260603][ T32] r4:84b0e0c0 [ 1339.260625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.260650][ T32] INFO: task kworker/1:279:4639 blocked for more than 465 seconds. [ 1339.260678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.260729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.260753][ T32] task:kworker/1:279 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.260833][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.260931][ T32] Call trace: [ 1339.260967][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.261042][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:85243000 [ 1339.261068][ T32] r4:85243000 [ 1339.261148][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.261199][ T32] r5:85243000 r4:8291a680 [ 1339.261219][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.261259][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.261349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1339.261398][ T32] r4:00000000 [ 1339.261499][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.261586][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.261668][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.261742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853863c0 [ 1339.261769][ T32] r4:00000000 [ 1339.261790][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.261833][ T32] r9:83018205 r8:85243000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1339.261878][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.261967][ T32] r5:00001000 r4:eae5f000 [ 1339.262012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.262110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.262225][ T32] r5:8447038c r4:84470000 [ 1339.262278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.262379][ T32] r7:ddde2d80 r6:83018200 r5:8447038c r4:85366680 [ 1339.262425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.262537][ T32] r10:61c88647 r9:85243000 r8:853666ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.262588][ T32] r4:85366680 [ 1339.262864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.263048][ T32] r10:00000000 r9:85366680 r8:80287e08 r7:eb0f5e60 r6:85366700 r5:85243000 [ 1339.280957][ T32] r4:00000001 [ 1339.281017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.281142][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1339.281214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.281280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.281387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.281481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.281551][ T32] r4:85386400 [ 1339.282175][ T32] INFO: task kworker/1:279:4639 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.282258][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.282387][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.282487][ T32] Call trace: [ 1339.282545][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.282641][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.282689][ T32] r4:00000000 [ 1339.282732][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.282839][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.282953][ T32] 1d20: b2aae000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.283062][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.290895][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.290989][ T32] r5:80050013 r4:80239bb0 [ 1339.291046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.291157][ T32] r4:82ac21e4 [ 1339.291202][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.291285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.291330][ T32] r4:e0431dc0 [ 1339.291368][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.291493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.291572][ T32] r4:00000000 [ 1339.291617][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.291704][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.291746][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.291825][ T32] r5:00001000 r4:e0439000 [ 1339.291882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.291962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.292058][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.292102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.292205][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.292254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.292352][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.292402][ T32] r4:84aeca80 [ 1339.292454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.292554][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.292605][ T32] r4:00000001 [ 1339.292647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.292727][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.292812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.292899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.292965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.306711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.306814][ T32] r4:84b0e0c0 [ 1339.306868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.306940][ T32] INFO: task kworker/1:280:4641 blocked for more than 465 seconds. [ 1339.307011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.307064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.307112][ T32] task:kworker/1:280 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.307266][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307366][ T32] Call trace: [ 1339.307464][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.307565][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:85243c00 [ 1339.307615][ T32] r4:85243c00 [ 1339.307676][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.307771][ T32] r5:85243c00 r4:8291a680 [ 1339.307813][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.307887][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.307967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1339.308010][ T32] r4:00000000 [ 1339.308048][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.308113][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.308181][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.308261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853865c0 [ 1339.308324][ T32] r4:00000000 [ 1339.308368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.308462][ T32] r9:83018205 r8:85243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1339.308523][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.308607][ T32] r5:00001000 r4:eae6f000 [ 1339.308648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.308770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.308854][ T32] r5:8446178c r4:84461400 [ 1339.308927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.309021][ T32] r7:ddde2d80 r6:83018200 r5:8446178c r4:85366780 [ 1339.309064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.309151][ T32] r10:61c88647 r9:85243c00 r8:853667ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.309197][ T32] r4:85366780 [ 1339.309238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.309343][ T32] r10:00000000 r9:85366780 r8:80287e08 r7:eb0f5e60 r6:85366800 r5:85243c00 [ 1339.309392][ T32] r4:00000001 [ 1339.309437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.309510][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1339.309562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.309637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.309693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.309750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.309794][ T32] r4:85386700 [ 1339.310387][ T32] INFO: task kworker/1:280:4641 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.310459][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.310657][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.310758][ T32] Call trace: [ 1339.310823][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.310915][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.310992][ T32] r4:00000000 [ 1339.311077][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.311164][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.311224][ T32] 1d20: b2bd1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.311300][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.311363][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.311409][ T32] r5:80050013 r4:80239bb0 [ 1339.311470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.311569][ T32] r4:82ac21e4 [ 1339.311613][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.311708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.311760][ T32] r4:e0431dc0 [ 1339.311830][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.311937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.311986][ T32] r4:00000000 [ 1339.312025][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.312145][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.312205][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.312285][ T32] r5:00001000 r4:e0439000 [ 1339.312348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.312426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.312522][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.312569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.312664][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.312709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.312820][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.312896][ T32] r4:84aeca80 [ 1339.312970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.333736][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.333795][ T32] r4:00000001 [ 1339.333854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.333948][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.334003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.334058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.334109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.334181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.334254][ T32] r4:84b0e0c0 [ 1339.334314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.334368][ T32] INFO: task kworker/1:281:4643 blocked for more than 465 seconds. [ 1339.334423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.334497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.334543][ T32] task:kworker/1:281 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.334633][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.334748][ T32] Call trace: [ 1339.334872][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.334970][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:85244800 [ 1339.335028][ T32] r4:85244800 [ 1339.335072][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.335152][ T32] r5:85244800 r4:8291a680 [ 1339.335195][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.335270][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.335348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1339.335389][ T32] r4:00000000 [ 1339.335449][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.335521][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.335590][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.335666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b7c0 [ 1339.335710][ T32] r4:00000000 [ 1339.335748][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.335831][ T32] r9:83018205 r8:85244800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1339.335914][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.336007][ T32] r5:00001000 r4:ea96d000 [ 1339.336058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.336144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.336269][ T32] r5:8447078c r4:84470400 [ 1339.336324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.336460][ T32] r7:ddde2d80 r6:83018200 r5:8447078c r4:85366880 [ 1339.336514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.336611][ T32] r10:61c88647 r9:85244800 r8:853668ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.336660][ T32] r4:85366880 [ 1339.336703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.336783][ T32] r10:00000000 r9:85366880 r8:80287e08 r7:eb0f5e60 r6:85366900 r5:85244800 [ 1339.336822][ T32] r4:00000001 [ 1339.336864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.336941][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1339.336999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.337056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.337113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.337216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.337278][ T32] r4:85386700 [ 1339.337893][ T32] INFO: task kworker/1:281:4643 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.337966][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.338103][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.338206][ T32] Call trace: [ 1339.338286][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.338379][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.338424][ T32] r4:00000000 [ 1339.338494][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.338631][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.338701][ T32] 1d20: b2e1a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.338765][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.338961][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.339028][ T32] r5:80050013 r4:80239bb0 [ 1339.339133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.339253][ T32] r4:82ac21e4 [ 1339.339306][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.339392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.339445][ T32] r4:e0431dc0 [ 1339.339502][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.339585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.339629][ T32] r4:00000000 [ 1339.339700][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.339791][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.339834][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.339925][ T32] r5:00001000 r4:e0439000 [ 1339.339991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.340098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.340238][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.340313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.340408][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.340457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.340544][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.340603][ T32] r4:84aeca80 [ 1339.340645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.340731][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.340796][ T32] r4:00000001 [ 1339.340837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.340902][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.340951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.341006][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.341060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.341137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.341206][ T32] r4:84b0e0c0 [ 1339.341257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.341331][ T32] INFO: task kworker/0:479:4646 blocked for more than 465 seconds. [ 1339.341415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.341478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.341523][ T32] task:kworker/0:479 state:D stack:0 pid:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.341612][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.341703][ T32] Call trace: [ 1339.341767][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.341853][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000013 r6:eb1b5d8c r5:85245400 [ 1339.341989][ T32] r4:85245400 [ 1339.342086][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.342182][ T32] r5:85245400 r4:8291a680 [ 1339.342233][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.342343][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.342533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1339.342597][ T32] r4:00000000 [ 1339.342643][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.342744][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.342827][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.342917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b840 [ 1339.343063][ T32] r4:00000000 [ 1339.363717][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.363847][ T32] r9:83018005 r8:85245400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1339.363900][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.363990][ T32] r5:00001000 r4:eae91000 [ 1339.364037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.364146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.364238][ T32] r5:8529eb8c r4:8529e800 [ 1339.364285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.364378][ T32] r7:dddced80 r6:83018000 r5:8529eb8c r4:85378c80 [ 1339.364423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.364526][ T32] r10:61c88647 r9:85245400 r8:85378cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.364576][ T32] r4:85378c80 [ 1339.364617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.364730][ T32] r10:00000000 r9:85378c80 r8:80287e08 r7:eb199e60 r6:85366980 r5:85245400 [ 1339.364787][ T32] r4:00000001 [ 1339.364832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.365023][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1339.365099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.365166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.365225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.365307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.365364][ T32] r4:8537b6c0 [ 1339.365993][ T32] INFO: task kworker/0:479:4646 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.366109][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.366331][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.366462][ T32] Call trace: [ 1339.366540][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.366651][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.366719][ T32] r4:00000000 [ 1339.366765][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.366872][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.366983][ T32] 1d20: b2e50000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.367054][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.367108][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.367214][ T32] r5:80050013 r4:80239bb0 [ 1339.367270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.367352][ T32] r4:82ac21e4 [ 1339.367396][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.367486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.367556][ T32] r4:e0431dc0 [ 1339.367604][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.367686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.367729][ T32] r4:00000000 [ 1339.367797][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.367889][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.367934][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.368089][ T32] r5:00001000 r4:e0439000 [ 1339.368389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.368490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.368569][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.368610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.368694][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.368737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.368823][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.368866][ T32] r4:84aeca80 [ 1339.368905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.369008][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.369062][ T32] r4:00000001 [ 1339.369103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.369171][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.369225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.369282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.369363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.369419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.369469][ T32] r4:84b0e0c0 [ 1339.369512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.369658][ T32] INFO: task kworker/0:480:4647 blocked for more than 465 seconds. [ 1339.369724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.369939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.370344][ T32] task:kworker/0:480 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.370451][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.370811][ T32] Call trace: [ 1339.370887][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.371263][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:85246000 [ 1339.371329][ T32] r4:85246000 [ 1339.371376][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.371476][ T32] r5:85246000 r4:8291a680 [ 1339.371525][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.371610][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.371703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1339.371754][ T32] r4:00000000 [ 1339.371801][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.371879][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.371952][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.372038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b980 [ 1339.372091][ T32] r4:00000000 [ 1339.372157][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.372269][ T32] r9:83018005 r8:85246000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1339.372319][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.372402][ T32] r5:00001000 r4:eaebb000 [ 1339.372454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.372541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.372623][ T32] r5:8529ef8c r4:8529ec00 [ 1339.372668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.372775][ T32] r7:dddced80 r6:83018000 r5:8529ef8c r4:85378d00 [ 1339.372851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.373054][ T32] r10:61c88647 r9:85246000 r8:85378d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.406606][ T32] r4:85378d00 [ 1339.406672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.406791][ T32] r10:00000000 r9:85378d00 r8:80287e08 r7:eb199e60 r6:85366a00 r5:85246000 [ 1339.406842][ T32] r4:00000001 [ 1339.406888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.406966][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1339.407026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.407086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.407166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.407237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407286][ T32] r4:8537b6c0 [ 1339.407891][ T32] INFO: task kworker/0:480:4647 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.407972][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.408102][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.408225][ T32] Call trace: [ 1339.408321][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.408450][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.408507][ T32] r4:00000000 [ 1339.408552][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.408653][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.408722][ T32] 1d20: b32ac000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.408783][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.408864][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.408921][ T32] r5:80050013 r4:80239bb0 [ 1339.408986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.409096][ T32] r4:82ac21e4 [ 1339.409158][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.409248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.409320][ T32] r4:e0431dc0 [ 1339.409366][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.409460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.409564][ T32] r4:00000000 [ 1339.409641][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.409740][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.409829][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.409937][ T32] r5:00001000 r4:e0439000 [ 1339.410008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.410101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.410189][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.410236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.410329][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.410376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.410479][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.410530][ T32] r4:84aeca80 [ 1339.410573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.410693][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.410772][ T32] r4:00000001 [ 1339.410823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.410921][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.410985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.411045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.411118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.411176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.411225][ T32] r4:84b0e0c0 [ 1339.411270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.411323][ T32] INFO: task kworker/0:481:4649 blocked for more than 465 seconds. [ 1339.411383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.411437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.411481][ T32] task:kworker/0:481 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.411568][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.411650][ T32] Call trace: [ 1339.411740][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.411844][ T32] r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000113 r6:eb1bdd8c r5:85246c00 [ 1339.411901][ T32] r4:85246c00 [ 1339.411972][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.412061][ T32] r5:85246c00 r4:8291a680 [ 1339.412102][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.412175][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.412254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1339.412306][ T32] r4:00000000 [ 1339.412349][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.412423][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.412505][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.412588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bbc0 [ 1339.412635][ T32] r4:00000000 [ 1339.412677][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.412770][ T32] r9:83018005 r8:85246c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1339.412821][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.412928][ T32] r5:00001000 r4:eaef3000 [ 1339.413053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.423439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.423555][ T32] r5:8529f38c r4:8529f000 [ 1339.423598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.423705][ T32] r7:dddced80 r6:83018000 r5:8529f38c r4:85378d80 [ 1339.423761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.423877][ T32] r10:61c88647 r9:85246c00 r8:85378dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.423925][ T32] r4:85378d80 [ 1339.423979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.424077][ T32] r10:00000000 r9:85378d80 r8:80287e08 r7:eb199e60 r6:85366a80 r5:85246c00 [ 1339.424138][ T32] r4:00000001 [ 1339.424182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.424275][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1339.424336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.424390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.424448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.424505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.424549][ T32] r4:8537b9c0 [ 1339.425107][ T32] INFO: task kworker/0:481:4649 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.425172][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.425328][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.425411][ T32] Call trace: [ 1339.425479][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.425572][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.425669][ T32] r4:00000000 [ 1339.425714][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.425818][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.425879][ T32] 1d20: b32ac000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.425935][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.426019][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.426140][ T32] r5:80050013 r4:80239bb0 [ 1339.426188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.426267][ T32] r4:82ac21e4 [ 1339.426308][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.426387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.426436][ T32] r4:e0431dc0 [ 1339.426534][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.426620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.426681][ T32] r4:00000000 [ 1339.426724][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.426811][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.426870][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.427044][ T32] r5:00001000 r4:e0439000 [ 1339.427089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.427163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.427243][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.427283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.427368][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.427410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.427501][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.427544][ T32] r4:84aeca80 [ 1339.427580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.427663][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.427721][ T32] r4:00000001 [ 1339.427763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.427936][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.428170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.428234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.428323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.428384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.428446][ T32] r4:84b0e0c0 [ 1339.428696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.428777][ T32] INFO: task kworker/0:482:4652 blocked for more than 465 seconds. [ 1339.428834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.428878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.428919][ T32] task:kworker/0:482 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.429024][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.429132][ T32] Call trace: [ 1339.429208][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.429504][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:853e8c00 [ 1339.429622][ T32] r4:853e8c00 [ 1339.429667][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.429768][ T32] r5:853e8c00 r4:8291a680 [ 1339.429923][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.430047][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.430131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1339.430177][ T32] r4:00000000 [ 1339.430243][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.430441][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.430524][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.430604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bc80 [ 1339.430648][ T32] r4:00000000 [ 1339.430687][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.430766][ T32] r9:83018005 r8:853e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1339.430807][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.430883][ T32] r5:00001000 r4:eaf2d000 [ 1339.430920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.431007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.431126][ T32] r5:8529fb8c r4:8529f800 [ 1339.431205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.431328][ T32] r7:dddced80 r6:83018000 r5:8529fb8c r4:85378e00 [ 1339.431389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.431486][ T32] r10:61c88647 r9:853e8c00 r8:85378e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.431531][ T32] r4:85378e00 [ 1339.431568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.431664][ T32] r10:00000000 r9:85378e00 r8:80287e08 r7:eb199e60 r6:85366b00 r5:853e8c00 [ 1339.431716][ T32] r4:00000001 [ 1339.431754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.431847][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1339.431963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.432022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.432106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.432199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.432251][ T32] r4:8537b8c0 [ 1339.432548][ T32] INFO: task kworker/0:482:4652 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.432681][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.432996][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.467797][ T32] Call trace: [ 1339.467964][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.468133][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.468197][ T32] r4:00000000 [ 1339.468245][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.468354][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.468446][ T32] 1d20: b34be000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.468516][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.468575][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.468623][ T32] r5:80050013 r4:80239bb0 [ 1339.468665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.468874][ T32] r4:82ac21e4 [ 1339.468921][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.469071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.469202][ T32] r4:e0431dc0 [ 1339.469253][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.469403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.469466][ T32] r4:00000000 [ 1339.469510][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.469608][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.469656][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.469749][ T32] r5:00001000 r4:e0439000 [ 1339.469921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.470017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.470354][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.470462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.470789][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.470904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.470998][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.471041][ T32] r4:84aeca80 [ 1339.471100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.471190][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.471235][ T32] r4:00000001 [ 1339.471321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.471535][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.471601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.471656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.471707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.471777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.471826][ T32] r4:84b0e0c0 [ 1339.471869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.471998][ T32] INFO: task kworker/0:483:4655 blocked for more than 465 seconds. [ 1339.472061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.472108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.472549][ T32] task:kworker/0:483 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.473007][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.494211][ T32] Call trace: [ 1339.494434][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.494592][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:853e8000 [ 1339.495039][ T32] r4:853e8000 [ 1339.495397][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.495673][ T32] r5:853e8000 r4:8291a680 [ 1339.495721][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.495975][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.496060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1339.496222][ T32] r4:00000000 [ 1339.496406][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.496589][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.496704][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.496787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853842c0 [ 1339.496831][ T32] r4:00000000 [ 1339.496926][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.497150][ T32] r9:83018005 r8:853e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.497407][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.497514][ T32] r5:00001000 r4:e053b000 [ 1339.497553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.497627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.497701][ T32] r5:852a978c r4:852a9400 [ 1339.498052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.498167][ T32] r7:dddced80 r6:83018000 r5:852a978c r4:85378e80 [ 1339.498275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.498365][ T32] r10:61c88647 r9:853e8000 r8:85378eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.498409][ T32] r4:85378e80 [ 1339.498615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.499171][ T32] r10:00000000 r9:85378e80 r8:80287e08 r7:eb1c9e60 r6:85366b80 r5:853e8000 [ 1339.499225][ T32] r4:00000001 [ 1339.499266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.499374][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1339.499499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.499618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.499674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.499733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.499859][ T32] r4:8537bd40 [ 1339.500509][ T32] INFO: task kworker/0:483:4655 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.500576][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.500687][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.501139][ T32] Call trace: [ 1339.501331][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.501423][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.501494][ T32] r4:00000000 [ 1339.501727][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.502172][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.502410][ T32] 1d20: b3677000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.502475][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.502737][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.502853][ T32] r5:80050013 r4:80239bb0 [ 1339.503014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.533588][ T32] r4:82ac21e4 [ 1339.533649][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.533760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.533815][ T32] r4:e0431dc0 [ 1339.533859][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.533940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.534005][ T32] r4:00000000 [ 1339.534052][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.534180][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.534326][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.534418][ T32] r5:00001000 r4:e0439000 [ 1339.534467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.534565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.534650][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.534692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.534781][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.534839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.534931][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.534974][ T32] r4:84aeca80 [ 1339.535015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.535138][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.535187][ T32] r4:00000001 [ 1339.535259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.535337][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.535412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.535478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.535530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.535585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.535630][ T32] r4:84b0e0c0 [ 1339.535672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.535739][ T32] INFO: task kworker/0:484:4656 blocked for more than 466 seconds. [ 1339.535798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.535845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.535886][ T32] task:kworker/0:484 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.535978][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.536080][ T32] Call trace: [ 1339.536159][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.536289][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:853eb000 [ 1339.536339][ T32] r4:853eb000 [ 1339.536381][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.536491][ T32] r5:853eb000 r4:8291a680 [ 1339.536535][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.536609][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.536687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1339.536753][ T32] r4:00000000 [ 1339.536795][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.536860][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.536927][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.537019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537be80 [ 1339.537067][ T32] r4:00000000 [ 1339.537107][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.537235][ T32] r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1339.537285][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.537386][ T32] r5:00001000 r4:eaf3f000 [ 1339.537446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.537529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.537607][ T32] r5:8529ff8c r4:8529fc00 [ 1339.537646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.537727][ T32] r7:dddced80 r6:83018000 r5:8529ff8c r4:85378f00 [ 1339.537767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.537851][ T32] r10:61c88647 r9:853eb000 r8:85378f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.537895][ T32] r4:85378f00 [ 1339.537934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.538017][ T32] r10:00000000 r9:85378f00 r8:80287e08 r7:eb1d5e60 r6:85366c00 r5:853eb000 [ 1339.538061][ T32] r4:00000001 [ 1339.538099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.538165][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1339.538246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.538307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.538359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.538416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.538469][ T32] r4:8537bd40 [ 1339.539100][ T32] INFO: task kworker/0:484:4656 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.539165][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.539330][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.539415][ T32] Call trace: [ 1339.539615][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.539709][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.539755][ T32] r4:00000000 [ 1339.539794][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.539868][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.539923][ T32] 1d20: b3761000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.539994][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.540136][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.540227][ T32] r5:80050013 r4:80239bb0 [ 1339.540305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.540420][ T32] r4:82ac21e4 [ 1339.540476][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.540566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.540619][ T32] r4:e0431dc0 [ 1339.540661][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.540767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.540822][ T32] r4:00000000 [ 1339.540887][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.541017][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.541094][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.541184][ T32] r5:00001000 r4:e0439000 [ 1339.541254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.541415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.541519][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.541568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.541665][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.541731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.541839][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.541895][ T32] r4:84aeca80 [ 1339.541940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.542039][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.542108][ T32] r4:00000001 [ 1339.542160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.542244][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.542301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.542360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.542421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.542492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.542641][ T32] r4:84b0e0c0 [ 1339.542722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.542808][ T32] INFO: task kworker/0:485:4657 blocked for more than 466 seconds. [ 1339.542868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.542916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.543019][ T32] task:kworker/0:485 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.570893][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.571046][ T32] Call trace: [ 1339.571159][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.571271][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:853e9800 [ 1339.571322][ T32] r4:853e9800 [ 1339.571415][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.571509][ T32] r5:853e9800 r4:8291a680 [ 1339.571570][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.571663][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.571751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 1339.571797][ T32] r4:00000000 [ 1339.571834][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.571889][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.571927][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.571981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537bf40 [ 1339.572033][ T32] r4:00000000 [ 1339.572090][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.572187][ T32] r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1339.572235][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.572340][ T32] r5:00001000 r4:df87f000 [ 1339.572426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.572473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.572531][ T32] r5:852a838c r4:852a8000 [ 1339.572589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.572694][ T32] r7:dddced80 r6:83018000 r5:852a838c r4:85378f80 [ 1339.572784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.572911][ T32] r10:61c88647 r9:853e9800 r8:85378fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.583496][ T32] r4:85378f80 [ 1339.583580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.583766][ T32] r10:00000000 r9:85378f80 r8:80287e08 r7:eb1d5e60 r6:85366c80 r5:853e9800 [ 1339.583825][ T32] r4:00000001 [ 1339.583871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.583923][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1339.583955][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.583985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.584036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.584099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.584145][ T32] r4:8537b1c0 [ 1339.584825][ T32] INFO: task kworker/0:485:4657 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.584927][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.585114][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.585218][ T32] Call trace: [ 1339.585344][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.585455][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.585501][ T32] r4:00000000 [ 1339.585541][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.585637][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.585713][ T32] 1d20: b3e6d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.585788][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.585851][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.585899][ T32] r5:80050013 r4:80239bb0 [ 1339.585979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.586086][ T32] r4:82ac21e4 [ 1339.586134][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.586222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.586293][ T32] r4:e0431dc0 [ 1339.586325][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.586393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.586444][ T32] r4:00000000 [ 1339.586468][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.586518][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.586552][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.586606][ T32] r5:00001000 r4:e0439000 [ 1339.586629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.586691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.586757][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.586780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.586826][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.586846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.586913][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.586939][ T32] r4:84aeca80 [ 1339.586958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.587004][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.587026][ T32] r4:00000001 [ 1339.587082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.587143][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.587193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.587245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.587273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.587322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.587346][ T32] r4:84b0e0c0 [ 1339.587367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.587419][ T32] INFO: task kworker/0:486:4659 blocked for more than 466 seconds. [ 1339.587456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.587482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.587502][ T32] task:kworker/0:486 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.587574][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.587627][ T32] Call trace: [ 1339.587659][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.587705][ T32] r10:8291a684 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:853ec800 [ 1339.587748][ T32] r4:853ec800 [ 1339.587771][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.587829][ T32] r5:853ec800 r4:8291a680 [ 1339.587875][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.587917][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.587958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1339.588002][ T32] r4:00000000 [ 1339.588024][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.588059][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.588101][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.588141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537df00 [ 1339.588186][ T32] r4:00000000 [ 1339.588228][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.588274][ T32] r9:83018005 r8:853ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1339.588326][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.588373][ T32] r5:00001000 r4:dfaf1000 [ 1339.588392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.588431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.588480][ T32] r5:852a878c r4:852a8400 [ 1339.588524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.588572][ T32] r7:dddced80 r6:83018000 r5:852a878c r4:85377000 [ 1339.588591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.588645][ T32] r10:61c88647 r9:853ec800 r8:8537702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.588669][ T32] r4:85377000 [ 1339.588721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.588788][ T32] r10:00000000 r9:85377000 r8:80287e08 r7:eb1d5e60 r6:85366d00 r5:853ec800 [ 1339.588835][ T32] r4:00000001 [ 1339.588858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.588914][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1339.588943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.588970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.588996][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.589033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.589056][ T32] r4:8537bf80 [ 1339.589329][ T32] INFO: task kworker/0:486:4659 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.589380][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.589468][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.589535][ T32] Call trace: [ 1339.589569][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.589639][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.589665][ T32] r4:00000000 [ 1339.589746][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.589790][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.589819][ T32] 1d20: b3e6d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.589847][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.589894][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.589942][ T32] r5:80050013 r4:80239bb0 [ 1339.589965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.590005][ T32] r4:82ac21e4 [ 1339.590073][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.590152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.590225][ T32] r4:e0431dc0 [ 1339.590247][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.590310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.590363][ T32] r4:00000000 [ 1339.590393][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.590440][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.590484][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.590529][ T32] r5:00001000 r4:e0439000 [ 1339.590570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.590611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.590653][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.590673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.590717][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.590737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.590781][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.590803][ T32] r4:84aeca80 [ 1339.590842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.590901][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.590925][ T32] r4:00000001 [ 1339.590944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.590979][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.591004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.591094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.591126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.591155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.591197][ T32] r4:84b0e0c0 [ 1339.591221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.591246][ T32] INFO: task kworker/0:487:4661 blocked for more than 466 seconds. [ 1339.591273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.591306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.591333][ T32] task:kworker/0:487 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.591376][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.591463][ T32] Call trace: [ 1339.591496][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.591543][ T32] r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:853ebc00 [ 1339.591565][ T32] r4:853ebc00 [ 1339.591585][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.591627][ T32] r5:853ebc00 r4:8291a680 [ 1339.591646][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.591703][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.591748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1339.591792][ T32] r4:00000000 [ 1339.591813][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.591868][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.591919][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.591992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537b500 [ 1339.592018][ T32] r4:00000000 [ 1339.592037][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.592108][ T32] r9:83018005 r8:853ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.592154][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.592198][ T32] r5:00001000 r4:dfcdf000 [ 1339.592226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.592269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.592311][ T32] r5:852a8b8c r4:852a8800 [ 1339.592350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.592408][ T32] r7:dddced80 r6:83018000 r5:852a8b8c r4:85377080 [ 1339.592430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.592476][ T32] r10:61c88647 r9:853ebc00 r8:853770ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.592498][ T32] r4:85377080 [ 1339.592516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.592558][ T32] r10:00000000 r9:85377080 r8:80287e08 r7:eb1d5e60 r6:85366d80 r5:853ebc00 [ 1339.592612][ T32] r4:00000001 [ 1339.592662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.592699][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) [ 1339.592761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.592791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.592816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.592845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.592879][ T32] r4:8537de80 [ 1339.615953][ T32] INFO: task kworker/0:487:4661 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.616057][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.616180][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.616293][ T32] Call trace: [ 1339.616367][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.616485][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.616574][ T32] r4:00000000 [ 1339.616601][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.616645][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.616685][ T32] 1d20: b41cc000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.616770][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.616862][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.616948][ T32] r5:80050013 r4:80239bb0 [ 1339.617023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.617123][ T32] r4:82ac21e4 [ 1339.617185][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.617360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.617448][ T32] r4:e0431dc0 [ 1339.617473][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.617540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.617567][ T32] r4:00000000 [ 1339.617587][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.617633][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.617685][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.617753][ T32] r5:00001000 r4:e0439000 [ 1339.617776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.617815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.617856][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.617876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.617936][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.617968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.618038][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.618063][ T32] r4:84aeca80 [ 1339.618092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.618163][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.618189][ T32] r4:00000001 [ 1339.618209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.618245][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.618271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.618321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.618351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.618379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.618400][ T32] r4:84b0e0c0 [ 1339.618423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.618463][ T32] INFO: task kworker/0:488:4663 blocked for more than 466 seconds. [ 1339.618500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.618526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.618546][ T32] task:kworker/0:488 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.618593][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.618634][ T32] Call trace: [ 1339.618677][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.618725][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:853ea400 [ 1339.618770][ T32] r4:853ea400 [ 1339.618793][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.618835][ T32] r5:853ea400 r4:8291a680 [ 1339.618875][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.618943][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.619051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1339.619084][ T32] r4:00000000 [ 1339.619126][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.619183][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.619241][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.619305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384000 [ 1339.619330][ T32] r4:00000000 [ 1339.619353][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.619401][ T32] r9:83018005 r8:853ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1339.619462][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.619557][ T32] r5:00001000 r4:dfe4f000 [ 1339.619601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.619681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.619766][ T32] r5:852a8f8c r4:852a8c00 [ 1339.619807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.619917][ T32] r7:dddced80 r6:83018000 r5:852a8f8c r4:85377100 [ 1339.619987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.620104][ T32] r10:61c88647 r9:853ea400 r8:8537712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.620155][ T32] r4:85377100 [ 1339.620197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.620290][ T32] r10:00000000 r9:85377100 r8:80287e08 r7:eb1d5e60 r6:85366e00 r5:853ea400 [ 1339.620339][ T32] r4:00000001 [ 1339.620381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.620454][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1339.620512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.620575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.620632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.620676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.620713][ T32] r4:8537b0c0 [ 1339.621036][ T32] INFO: task kworker/0:488:4663 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.621081][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.621185][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.621267][ T32] Call trace: [ 1339.621338][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.621394][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.621440][ T32] r4:00000000 [ 1339.621464][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.621505][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.621534][ T32] 1d20: b41cc000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.621583][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.621611][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.621635][ T32] r5:80050013 r4:80239bb0 [ 1339.621691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.621733][ T32] r4:82ac21e4 [ 1339.621753][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.621794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.621815][ T32] r4:e0431dc0 [ 1339.621834][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.621891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.621915][ T32] r4:00000000 [ 1339.621934][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.621978][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.622040][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.622092][ T32] r5:00001000 r4:e0439000 [ 1339.622112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.622174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.622239][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.622261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.622307][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.622329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.622374][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.622395][ T32] r4:84aeca80 [ 1339.622413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.622478][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.622503][ T32] r4:00000001 [ 1339.622521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.622556][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.622581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.622608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.622655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.622686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.622709][ T32] r4:84b0e0c0 [ 1339.622739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.622787][ T32] INFO: task kworker/0:489:4665 blocked for more than 466 seconds. [ 1339.622819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.622865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.622888][ T32] task:kworker/0:489 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.622933][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.643659][ T32] Call trace: [ 1339.643788][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.643932][ T32] r10:8291a684 r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:853eec00 [ 1339.644001][ T32] r4:853eec00 [ 1339.644061][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.644169][ T32] r5:853eec00 r4:8291a680 [ 1339.644215][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.644293][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.644379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1339.644429][ T32] r4:00000000 [ 1339.644471][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.644541][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.644639][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.644731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384140 [ 1339.644777][ T32] r4:00000000 [ 1339.644837][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.644958][ T32] r9:83018005 r8:853eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1339.645014][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.645120][ T32] r5:00001000 r4:dffdb000 [ 1339.645163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.645258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.645395][ T32] r5:852a938c r4:852a9000 [ 1339.645457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.645575][ T32] r7:dddced80 r6:83018000 r5:852a938c r4:85377180 [ 1339.645631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.645722][ T32] r10:61c88647 r9:853eec00 r8:853771ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.645767][ T32] r4:85377180 [ 1339.645810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.645900][ T32] r10:00000000 r9:85377180 r8:80287e08 r7:eb1d5e60 r6:85366e80 r5:853eec00 [ 1339.645945][ T32] r4:00000001 [ 1339.646013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.646111][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1339.646174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.646232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.646284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.646343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.646388][ T32] r4:85384280 [ 1339.647106][ T32] INFO: task kworker/0:489:4665 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.647182][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.647309][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.647419][ T32] Call trace: [ 1339.647488][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.647583][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.647644][ T32] r4:00000000 [ 1339.647713][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.647799][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.647855][ T32] 1d20: b44ec000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.647912][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.647962][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.648009][ T32] r5:80050013 r4:80239bb0 [ 1339.648081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.648177][ T32] r4:82ac21e4 [ 1339.648219][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.648300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.648350][ T32] r4:e0431dc0 [ 1339.648408][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.648514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.648587][ T32] r4:00000000 [ 1339.648639][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.648736][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.648817][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.648913][ T32] r5:00001000 r4:e0439000 [ 1339.648972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.649087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.649205][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.649266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.649393][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.649467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.649572][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.649618][ T32] r4:84aeca80 [ 1339.649675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.649772][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.649841][ T32] r4:00000001 [ 1339.649911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.649995][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.650052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.650123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.650189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.650246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.650293][ T32] r4:84b0e0c0 [ 1339.650376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.650470][ T32] INFO: task kworker/0:490:4668 blocked for more than 466 seconds. [ 1339.650554][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.650640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.650698][ T32] task:kworker/0:490 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.650811][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.650894][ T32] Call trace: [ 1339.651023][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.651152][ T32] r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000013 r6:eb1ddd8c r5:853ee000 [ 1339.651238][ T32] r4:853ee000 [ 1339.651340][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.651440][ T32] r5:853ee000 r4:8291a680 [ 1339.651500][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.651601][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.651687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1339.651731][ T32] r4:00000000 [ 1339.651769][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.651871][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.651947][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.652086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853844c0 [ 1339.652144][ T32] r4:00000000 [ 1339.652221][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.652324][ T32] r9:83018005 r8:853ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1339.652394][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.652499][ T32] r5:00001000 r4:e88f9000 [ 1339.652551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.652645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.652746][ T32] r5:852a9f8c r4:852a9c00 [ 1339.652816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.652911][ T32] r7:dddced80 r6:83018000 r5:852a9f8c r4:85377200 [ 1339.673825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.674091][ T32] r10:61c88647 r9:853ee000 r8:8537722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.674182][ T32] r4:85377200 [ 1339.674248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.674355][ T32] r10:00000000 r9:85377200 r8:80287e08 r7:eb1d5e60 r6:85366f00 r5:853ee000 [ 1339.674408][ T32] r4:00000001 [ 1339.674457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.674560][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1339.674651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.674728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.674808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.674880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.674932][ T32] r4:85384100 [ 1339.675630][ T32] INFO: task kworker/0:490:4668 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.675741][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.675912][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.676033][ T32] Call trace: [ 1339.676138][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.676254][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.676307][ T32] r4:00000000 [ 1339.676381][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.676476][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.676538][ T32] 1d20: b4684000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.676618][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.676688][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.676739][ T32] r5:80050013 r4:80239bb0 [ 1339.676784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.676874][ T32] r4:82ac21e4 [ 1339.676989][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.677104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.677172][ T32] r4:e0431dc0 [ 1339.677222][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.677371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.677434][ T32] r4:00000000 [ 1339.677511][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.677613][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.677663][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.677754][ T32] r5:00001000 r4:e0439000 [ 1339.677802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.677919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.678018][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.678084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.678190][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.678273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.678392][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.678499][ T32] r4:84aeca80 [ 1339.678576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.678700][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.678768][ T32] r4:00000001 [ 1339.678821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.678903][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.678991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.679072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.679133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.679195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.679245][ T32] r4:84b0e0c0 [ 1339.679330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.679407][ T32] INFO: task kworker/0:491:4669 blocked for more than 466 seconds. [ 1339.679483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.679542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.679615][ T32] task:kworker/0:491 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.679727][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.679904][ T32] Call trace: [ 1339.679986][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.680095][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:85242400 [ 1339.680150][ T32] r4:85242400 [ 1339.680281][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.680381][ T32] r5:85242400 r4:8291a680 [ 1339.680430][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.680519][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.680583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1339.680606][ T32] r4:00000000 [ 1339.680624][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.680683][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.680743][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.680818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384380 [ 1339.680863][ T32] r4:00000000 [ 1339.680887][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.680983][ T32] r9:83018005 r8:85242400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1339.681041][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.681147][ T32] r5:00001000 r4:e888f000 [ 1339.681197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.681286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.681406][ T32] r5:852a9b8c r4:852a9800 [ 1339.681505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.681622][ T32] r7:dddced80 r6:83018000 r5:852a9b8c r4:85377280 [ 1339.681671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.681828][ T32] r10:61c88647 r9:85242400 r8:853772ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.681893][ T32] r4:85377280 [ 1339.681959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.682095][ T32] r10:00000000 r9:85377280 r8:80287e08 r7:eb1dde60 r6:85366f80 r5:85242400 [ 1339.682163][ T32] r4:00000001 [ 1339.682214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.682296][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1339.682358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.682404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.682430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.682458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.682480][ T32] r4:85384200 [ 1339.682907][ T32] INFO: task kworker/0:491:4669 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.716628][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.716930][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.717084][ T32] Call trace: [ 1339.717158][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.717281][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.717416][ T32] r4:00000000 [ 1339.717472][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.717563][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.717643][ T32] 1d20: b4ae6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.717734][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.717795][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.717850][ T32] r5:80050013 r4:80239bb0 [ 1339.717934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.718046][ T32] r4:82ac21e4 [ 1339.718118][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.718213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.718264][ T32] r4:e0431dc0 [ 1339.718361][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.718470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.718528][ T32] r4:00000000 [ 1339.718573][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.718700][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.718755][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.718847][ T32] r5:00001000 r4:e0439000 [ 1339.718895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.718981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.719142][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.719249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.719488][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.719547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.719645][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.719701][ T32] r4:84aeca80 [ 1339.719769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.719903][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.719982][ T32] r4:00000001 [ 1339.720042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.720142][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.720225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.720293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.720384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.720451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.720553][ T32] r4:84b0e0c0 [ 1339.720625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.720690][ T32] INFO: task kworker/0:492:4671 blocked for more than 466 seconds. [ 1339.720772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.720847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.720953][ T32] task:kworker/0:492 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.721077][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.721186][ T32] Call trace: [ 1339.721321][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.721430][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:853f0c00 [ 1339.721504][ T32] r4:853f0c00 [ 1339.721554][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.721642][ T32] r5:853f0c00 r4:8291a680 [ 1339.721693][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.721781][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.721887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1339.721938][ T32] r4:00000000 [ 1339.721980][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.722052][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.722140][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.722234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384c00 [ 1339.722289][ T32] r4:00000000 [ 1339.722354][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.722459][ T32] r9:83018005 r8:853f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1339.722510][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.722599][ T32] r5:00001000 r4:eabed000 [ 1339.722685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.722806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.722894][ T32] r5:852aaf8c r4:852aac00 [ 1339.722934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.735229][ T32] r7:dddced80 r6:83018000 r5:852aaf8c r4:85377300 [ 1339.735331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.735490][ T32] r10:61c88647 r9:853f0c00 r8:8537732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.735560][ T32] r4:85377300 [ 1339.735608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.735733][ T32] r10:00000000 r9:85377300 r8:80287e08 r7:eb1dde60 r6:85366180 r5:853f0c00 [ 1339.735792][ T32] r4:00000001 [ 1339.735843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.735932][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1339.736001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.736063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.736132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.736196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.736248][ T32] r4:853843c0 [ 1339.736962][ T32] INFO: task kworker/0:492:4671 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.737083][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.737303][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.737418][ T32] Call trace: [ 1339.737563][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.737679][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.737731][ T32] r4:00000000 [ 1339.737776][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.737860][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.737926][ T32] 1d20: b4ae6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.737991][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.738050][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.738121][ T32] r5:80050013 r4:80239bb0 [ 1339.738167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.738255][ T32] r4:82ac21e4 [ 1339.738303][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.738399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.738487][ T32] r4:e0431dc0 [ 1339.738537][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.738626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.738676][ T32] r4:00000000 [ 1339.738722][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.738830][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.738883][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.738995][ T32] r5:00001000 r4:e0439000 [ 1339.739051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.739145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.739281][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.739337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.739439][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.739508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.739609][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.739656][ T32] r4:84aeca80 [ 1339.739698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.739796][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.739899][ T32] r4:00000001 [ 1339.739986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.740093][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.740174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.740261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.740329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.740393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.740458][ T32] r4:84b0e0c0 [ 1339.740522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.740612][ T32] INFO: task kworker/0:493:4673 blocked for more than 466 seconds. [ 1339.740700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.740757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.740807][ T32] task:kworker/0:493 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.740902][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.741005][ T32] Call trace: [ 1339.741122][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.741236][ T32] r10:8291a684 r9:eb1b1d84 r8:00000002 r7:60000113 r6:eb1b1d8c r5:853bd400 [ 1339.741407][ T32] r4:853bd400 [ 1339.741528][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.741627][ T32] r5:853bd400 r4:8291a680 [ 1339.741676][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.741761][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.741876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 [ 1339.741936][ T32] r4:00000000 [ 1339.741979][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.742060][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.742184][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.742277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384800 [ 1339.742327][ T32] r4:00000000 [ 1339.742372][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.742633][ T32] r9:83018005 r8:853bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1339.742690][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.742796][ T32] r5:00001000 r4:eaa47000 [ 1339.742845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.742929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.767188][ T32] r5:852aa38c r4:852aa000 [ 1339.767291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.767434][ T32] r7:dddced80 r6:83018000 r5:852aa38c r4:85377380 [ 1339.767480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.767569][ T32] r10:61c88647 r9:853bd400 r8:853773ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.767653][ T32] r4:85377380 [ 1339.767697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.767784][ T32] r10:00000000 r9:85377380 r8:80287e08 r7:eb1e9e60 r6:85377400 r5:853bd400 [ 1339.767870][ T32] r4:00000001 [ 1339.767914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.767987][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1339.768142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.768205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.768255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.768320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.768364][ T32] r4:85384500 [ 1339.769049][ T32] INFO: task kworker/0:493:4673 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.769159][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.769311][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.769408][ T32] Call trace: [ 1339.769467][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.769560][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.769636][ T32] r4:00000000 [ 1339.769681][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.769756][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.769877][ T32] 1d20: b4daa000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.770094][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.770180][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.770235][ T32] r5:80050013 r4:80239bb0 [ 1339.770283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.770382][ T32] r4:82ac21e4 [ 1339.770428][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.770603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.770659][ T32] r4:e0431dc0 [ 1339.770699][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.770784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.770833][ T32] r4:00000000 [ 1339.770874][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.770958][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.771008][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.771121][ T32] r5:00001000 r4:e0439000 [ 1339.771227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.771342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.771437][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.771481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.771575][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.771623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.771711][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.771755][ T32] r4:84aeca80 [ 1339.771797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.771893][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.771944][ T32] r4:00000001 [ 1339.772019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.772102][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.772157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.772213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.772264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.772330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.772383][ T32] r4:84b0e0c0 [ 1339.772430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.772516][ T32] INFO: task kworker/0:494:4678 blocked for more than 466 seconds. [ 1339.772590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.772673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.772724][ T32] task:kworker/0:494 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.772898][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.773021][ T32] Call trace: [ 1339.791802][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.791996][ T32] r10:8291a684 r9:eb1f1d84 r8:00000002 r7:60000113 r6:eb1f1d8c r5:853bec00 [ 1339.792095][ T32] r4:853bec00 [ 1339.792153][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.792252][ T32] r5:853bec00 r4:8291a680 [ 1339.792307][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.792437][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.792534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f1e08 [ 1339.792588][ T32] r4:00000000 [ 1339.792730][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.792825][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.792909][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.807759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384900 [ 1339.807913][ T32] r4:00000000 [ 1339.807982][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.808132][ T32] r9:83018005 r8:853bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1339.808214][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.808337][ T32] r5:00001000 r4:eaa6f000 [ 1339.808388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.808488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.808585][ T32] r5:852aa78c r4:852aa400 [ 1339.808644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.808749][ T32] r7:dddced80 r6:83018000 r5:852aa78c r4:85377480 [ 1339.808796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.808920][ T32] r10:61c88647 r9:853bec00 r8:853774ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.808980][ T32] r4:85377480 [ 1339.809043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.809152][ T32] r10:00000000 r9:85377480 r8:80287e08 r7:eb1e9e60 r6:85377500 r5:853bec00 [ 1339.809203][ T32] r4:00000001 [ 1339.809284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.809432][ T32] Exception stack(0xeb1f1fb0 to 0xeb1f1ff8) [ 1339.809541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.809612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.809671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.809737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.809817][ T32] r4:85384880 [ 1339.810548][ T32] INFO: task kworker/0:494:4678 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.810641][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.810853][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.810986][ T32] Call trace: [ 1339.811152][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.811265][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.811325][ T32] r4:00000000 [ 1339.811373][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.811475][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.811555][ T32] 1d20: b512f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.811623][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.811700][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.811758][ T32] r5:80050013 r4:80239bb0 [ 1339.811824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.811921][ T32] r4:82ac21e4 [ 1339.811966][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.812055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.812107][ T32] r4:e0431dc0 [ 1339.812152][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.812241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.812369][ T32] r4:00000000 [ 1339.812423][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.812523][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.812572][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.812661][ T32] r5:00001000 r4:e0439000 [ 1339.812714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.812803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.812906][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.813026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.834032][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.834136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.834279][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.834343][ T32] r4:84aeca80 [ 1339.834391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.834499][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.834551][ T32] r4:00000001 [ 1339.834630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.834756][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.834836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.834942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.835034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.835104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.835154][ T32] r4:84b0e0c0 [ 1339.835211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.835278][ T32] INFO: task kworker/0:495:4679 blocked for more than 466 seconds. [ 1339.835355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.835424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.835488][ T32] task:kworker/0:495 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.835627][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.835749][ T32] Call trace: [ 1339.835824][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.835947][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000013 r6:eb1edd8c r5:853be000 [ 1339.836038][ T32] r4:853be000 [ 1339.836117][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.836215][ T32] r5:853be000 r4:8291a680 [ 1339.836308][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.836432][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.836530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1339.836581][ T32] r4:00000000 [ 1339.836627][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.836721][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.836807][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.836899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384b00 [ 1339.836951][ T32] r4:00000000 [ 1339.837014][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.837116][ T32] r9:83018005 r8:853be000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1339.837182][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.837275][ T32] r5:00001000 r4:eabd7000 [ 1339.837364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.837457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.837551][ T32] r5:852aab8c r4:852aa800 [ 1339.837622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.837734][ T32] r7:dddced80 r6:83018000 r5:852aab8c r4:85377580 [ 1339.837795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.837903][ T32] r10:61c88647 r9:853be000 r8:853775ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.837956][ T32] r4:85377580 [ 1339.838001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.838100][ T32] r10:00000000 r9:85377580 r8:80287e08 r7:eb1e9e60 r6:85377600 r5:853be000 [ 1339.838156][ T32] r4:00000001 [ 1339.838202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.838322][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1339.838390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.838510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.838585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.838649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.838706][ T32] r4:85384880 [ 1339.839416][ T32] INFO: task kworker/0:495:4679 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.839517][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.839704][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.839802][ T32] Call trace: [ 1339.839874][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.840014][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.840087][ T32] r4:00000000 [ 1339.840136][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.840229][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.840295][ T32] 1d20: b5486000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.840370][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.840430][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.840485][ T32] r5:80050013 r4:80239bb0 [ 1339.840536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.840629][ T32] r4:82ac21e4 [ 1339.840676][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.840762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.840811][ T32] r4:e0431dc0 [ 1339.840855][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.840940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.840989][ T32] r4:00000000 [ 1339.841038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.841137][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.841201][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.841392][ T32] r5:00001000 r4:e0439000 [ 1339.841484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.841607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.841699][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.841778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.841887][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.841940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.842041][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.842093][ T32] r4:84aeca80 [ 1339.842143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.842245][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.842354][ T32] r4:00000001 [ 1339.842413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.842497][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.842601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.842696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.842762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.842821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.842872][ T32] r4:84b0e0c0 [ 1339.842949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.856897][ T32] INFO: task kworker/0:496:4682 blocked for more than 466 seconds. [ 1339.857086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.857149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.857284][ T32] task:kworker/0:496 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.857456][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.857632][ T32] Call trace: [ 1339.857740][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.857871][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000013 r6:eb1c1d8c r5:848aec00 [ 1339.857928][ T32] r4:848aec00 [ 1339.857976][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.858069][ T32] r5:848aec00 r4:8291a680 [ 1339.858121][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.858208][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.858294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1339.858359][ T32] r4:00000000 [ 1339.858406][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.858484][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.858610][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.858713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384d00 [ 1339.858769][ T32] r4:00000000 [ 1339.858860][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.859010][ T32] r9:83018005 r8:848aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1339.859085][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.859184][ T32] r5:00001000 r4:eac09000 [ 1339.859234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.859370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.859470][ T32] r5:852ab38c r4:852ab000 [ 1339.859518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.859633][ T32] r7:dddced80 r6:83018000 r5:852ab38c r4:85377680 [ 1339.859688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.859783][ T32] r10:61c88647 r9:848aec00 r8:853776ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.859856][ T32] r4:85377680 [ 1339.859978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.860090][ T32] r10:00000000 r9:85377680 r8:80287e08 r7:eb1e9e60 r6:85377700 r5:848aec00 [ 1339.860145][ T32] r4:00000001 [ 1339.860191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.860302][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1339.860378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.860458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.860518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.860616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.860672][ T32] r4:85384b80 [ 1339.861366][ T32] INFO: task kworker/0:496:4682 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.861480][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.861693][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.861824][ T32] Call trace: [ 1339.861952][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.862194][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.862262][ T32] r4:00000000 [ 1339.862322][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.862416][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.862552][ T32] 1d20: b5486000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.862739][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.862849][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.862910][ T32] r5:80050013 r4:80239bb0 [ 1339.863100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.886713][ T32] r4:82ac21e4 [ 1339.886804][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.886937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.886997][ T32] r4:e0431dc0 [ 1339.887180][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.887303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.887370][ T32] r4:00000000 [ 1339.887421][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.887523][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.887575][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.887678][ T32] r5:00001000 r4:e0439000 [ 1339.887729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.887830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.887933][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.887980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.888082][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.888137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.888234][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.888288][ T32] r4:84aeca80 [ 1339.888351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.888450][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.888502][ T32] r4:00000001 [ 1339.888550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.888651][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.888721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.888786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.888850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.888916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.888972][ T32] r4:84b0e0c0 [ 1339.889029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.889117][ T32] INFO: task kworker/0:497:4684 blocked for more than 466 seconds. [ 1339.889194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.889253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.889344][ T32] task:kworker/0:497 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.889496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.889629][ T32] Call trace: [ 1339.889715][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.889845][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000013 r6:eb1f9d8c r5:848ad400 [ 1339.889915][ T32] r4:848ad400 [ 1339.889967][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.890055][ T32] r5:848ad400 r4:8291a680 [ 1339.890106][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.890216][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.890349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1339.890404][ T32] r4:00000000 [ 1339.890446][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.890522][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.890614][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.890715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85384e80 [ 1339.890790][ T32] r4:00000000 [ 1339.890865][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.890969][ T32] r9:83018005 r8:848ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1339.891025][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.891142][ T32] r5:00001000 r4:eac27000 [ 1339.891191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.891279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.891462][ T32] r5:852ab78c r4:852ab400 [ 1339.891519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.891634][ T32] r7:dddced80 r6:83018000 r5:852ab78c r4:85377780 [ 1339.891697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.891805][ T32] r10:61c88647 r9:848ad400 r8:853777ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.891862][ T32] r4:85377780 [ 1339.891920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.892019][ T32] r10:00000000 r9:85377780 r8:80287e08 r7:eb1c1e60 r6:85377800 r5:848ad400 [ 1339.892074][ T32] r4:00000001 [ 1339.892141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.892236][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1339.892299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.892372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.892453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.892520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.892570][ T32] r4:85384c80 [ 1339.911944][ T32] INFO: task kworker/0:497:4684 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.912119][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.912375][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.912537][ T32] Call trace: [ 1339.912604][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.912708][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.912759][ T32] r4:00000000 [ 1339.912800][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.912879][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.913000][ T32] 1d20: b5a7b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.917973][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.918117][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.918184][ T32] r5:80050013 r4:80239bb0 [ 1339.918236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.918358][ T32] r4:82ac21e4 [ 1339.918418][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.918524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.918580][ T32] r4:e0431dc0 [ 1339.918621][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.918722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.918775][ T32] r4:00000000 [ 1339.918864][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.918959][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.919011][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.919107][ T32] r5:00001000 r4:e0439000 [ 1339.919153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.919253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.919362][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.919411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.919511][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.919562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.919651][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.919698][ T32] r4:84aeca80 [ 1339.919739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.919851][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.919905][ T32] r4:00000001 [ 1339.919951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.920031][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.920092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.920158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.920218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.920277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.920340][ T32] r4:84b0e0c0 [ 1339.920390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.920449][ T32] INFO: task kworker/0:498:4686 blocked for more than 466 seconds. [ 1339.920541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.920682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.920750][ T32] task:kworker/0:498 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.920896][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.920991][ T32] Call trace: [ 1339.921083][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.921203][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000013 r6:eb1fdd8c r5:84878000 [ 1339.921259][ T32] r4:84878000 [ 1339.921334][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.921423][ T32] r5:84878000 r4:8291a680 [ 1339.921494][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.921581][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.921726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1339.921805][ T32] r4:00000000 [ 1339.921863][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.921973][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.922063][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.922156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386a80 [ 1339.922223][ T32] r4:00000000 [ 1339.922270][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.922369][ T32] r9:83018005 r8:84878000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1339.922440][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.922553][ T32] r5:00001000 r4:eac65000 [ 1339.922633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.922740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.922887][ T32] r5:852abb8c r4:852ab800 [ 1339.922983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.937093][ T32] r7:dddced80 r6:83018000 r5:852abb8c r4:85377880 [ 1339.937189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.937407][ T32] r10:61c88647 r9:84878000 r8:853778ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.937508][ T32] r4:85377880 [ 1339.937572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.937687][ T32] r10:00000000 r9:85377880 r8:80287e08 r7:eb1f9e60 r6:85377900 r5:84878000 [ 1339.937752][ T32] r4:00000001 [ 1339.937809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.937902][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1339.937968][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.938054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.938120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.938227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.938295][ T32] r4:85384c80 [ 1339.939042][ T32] INFO: task kworker/0:498:4686 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.939140][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.939336][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.939465][ T32] Call trace: [ 1339.939600][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.939727][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.939786][ T32] r4:00000000 [ 1339.939867][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.939975][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.940055][ T32] 1d20: b5aef000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.940135][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.940194][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.940246][ T32] r5:80050013 r4:80239bb0 [ 1339.940297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.940401][ T32] r4:82ac21e4 [ 1339.940451][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.940544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.940642][ T32] r4:e0431dc0 [ 1339.940703][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.940815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.940892][ T32] r4:00000000 [ 1339.940948][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.941052][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.941107][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.941202][ T32] r5:00001000 r4:e0439000 [ 1339.941252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.941373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.941478][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.941552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.941686][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.941741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.941895][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.941956][ T32] r4:84aeca80 [ 1339.942016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.942196][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.942305][ T32] r4:00000001 [ 1339.942371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.942477][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.942569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.942641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.942706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.942771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.942889][ T32] r4:84b0e0c0 [ 1339.942994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.964023][ T32] INFO: task kworker/1:282:4687 blocked for more than 466 seconds. [ 1339.964191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.964261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.964313][ T32] task:kworker/1:282 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.964449][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.964579][ T32] Call trace: [ 1339.964653][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.964768][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000113 r6:eb205d8c r5:853f3000 [ 1339.964870][ T32] r4:853f3000 [ 1339.964938][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.965049][ T32] r5:853f3000 r4:8291a680 [ 1339.965164][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.965271][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.965411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1339.965467][ T32] r4:00000000 [ 1339.965513][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.965611][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.965713][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.965808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85449c40 [ 1339.965866][ T32] r4:00000000 [ 1339.965908][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.966003][ T32] r9:83018205 r8:853f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.966057][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.966149][ T32] r5:00001000 r4:eae25000 [ 1339.966212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.966300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.966443][ T32] r5:8532c38c r4:8532c000 [ 1339.966500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.966618][ T32] r7:ddde2d80 r6:83018200 r5:8532c38c r4:85366200 [ 1339.966689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.966809][ T32] r10:61c88647 r9:853f3000 r8:8536622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.966869][ T32] r4:85366200 [ 1339.966918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.967043][ T32] r10:00000000 r9:85366200 r8:80287e08 r7:eb0f5e60 r6:85366280 r5:853f3000 [ 1339.967108][ T32] r4:00000001 [ 1339.967166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.967254][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1339.967325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.967392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.967476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.967565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.967625][ T32] r4:8538bc40 [ 1339.968338][ T32] INFO: task kworker/1:282:4687 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1339.968436][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.968564][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.968707][ T32] Call trace: [ 1339.968785][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.968925][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1339.968991][ T32] r4:00000000 [ 1339.969038][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.969140][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1339.969210][ T32] 1d20: b5d8b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1339.969323][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1339.969427][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.969486][ T32] r5:80050013 r4:80239bb0 [ 1339.969561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.969658][ T32] r4:82ac21e4 [ 1339.969707][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.969823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1339.969903][ T32] r4:e0431dc0 [ 1339.969986][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.970092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1339.970145][ T32] r4:00000000 [ 1339.970190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.970286][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1339.970343][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.970431][ T32] r5:00001000 r4:e0439000 [ 1339.970477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.970581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970674][ T32] r5:84b4ef8c r4:84b4ec00 [ 1339.970721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.970818][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1339.970866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.970977][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.971039][ T32] r4:84aeca80 [ 1339.971109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.971208][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1339.971258][ T32] r4:00000001 [ 1339.971312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.971473][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1339.971566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.971634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.971767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.971875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.971963][ T32] r4:84b0e0c0 [ 1339.972026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.972083][ T32] INFO: task kworker/0:499:4689 blocked for more than 466 seconds. [ 1339.972186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.972251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.972310][ T32] task:kworker/0:499 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.972414][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.972502][ T32] Call trace: [ 1339.972584][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1339.972694][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:853f2400 [ 1339.972748][ T32] r4:853f2400 [ 1339.972798][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.972933][ T32] r5:853f2400 r4:8291a680 [ 1339.997040][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.997256][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.997393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1339.997452][ T32] r4:00000000 [ 1339.997501][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1339.997581][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1339.997674][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1339.997762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537dfc0 [ 1339.997851][ T32] r4:00000000 [ 1339.997915][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1339.998015][ T32] r9:83018005 r8:853f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1339.998069][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.998167][ T32] r5:00001000 r4:eac7b000 [ 1339.998233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.998363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.998467][ T32] r5:852abf8c r4:852abc00 [ 1339.998520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.998626][ T32] r7:dddced80 r6:83018000 r5:852abf8c r4:85377980 [ 1339.998677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.998781][ T32] r10:61c88647 r9:853f2400 r8:853779ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.998844][ T32] r4:85377980 [ 1339.998890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.998989][ T32] r10:00000000 r9:85377980 r8:80287e08 r7:eb1fde60 r6:853a0000 r5:853f2400 [ 1339.999040][ T32] r4:00000001 [ 1339.999089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.999175][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1339.999321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.999401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.999482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.999578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.999649][ T32] r4:85384700 [ 1340.000422][ T32] INFO: task kworker/0:499:4689 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.000522][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.000712][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.000817][ T32] Call trace: [ 1340.000890][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.001020][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.001083][ T32] r4:00000000 [ 1340.001135][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.001222][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.001306][ T32] 1d20: b6038000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.001420][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.001486][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.001567][ T32] r5:80050013 r4:80239bb0 [ 1340.001634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.001728][ T32] r4:82ac21e4 [ 1340.001779][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.001940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.002007][ T32] r4:e0431dc0 [ 1340.002054][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.002152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.002204][ T32] r4:00000000 [ 1340.002276][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.002390][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.002459][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.002563][ T32] r5:00001000 r4:e0439000 [ 1340.002623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.002710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.002804][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.002849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.002940][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.023751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.023975][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.024055][ T32] r4:84aeca80 [ 1340.024120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.024228][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.024281][ T32] r4:00000001 [ 1340.024333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.024443][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.024516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.024580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.024642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.024717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.024779][ T32] r4:84b0e0c0 [ 1340.024832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.024912][ T32] INFO: task kworker/0:500:4691 blocked for more than 466 seconds. [ 1340.025003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.025097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.025154][ T32] task:kworker/0:500 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.025271][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.025427][ T32] Call trace: [ 1340.025516][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.025665][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:853f4800 [ 1340.025752][ T32] r4:853f4800 [ 1340.025901][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.026009][ T32] r5:853f4800 r4:8291a680 [ 1340.026109][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.026213][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.026325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1340.026403][ T32] r4:00000000 [ 1340.026478][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.026560][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.026645][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.026735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ee00 [ 1340.026794][ T32] r4:00000000 [ 1340.026836][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.026928][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1340.026975][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.027088][ T32] r5:00001000 r4:ead7b000 [ 1340.027150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.027255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.027365][ T32] r5:852aef8c r4:852aec00 [ 1340.027416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.027514][ T32] r7:dddced80 r6:83018000 r5:852aef8c r4:85377a00 [ 1340.027583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.027730][ T32] r10:61c88647 r9:853f4800 r8:85377a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.027787][ T32] r4:85377a00 [ 1340.027834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.027929][ T32] r10:00000000 r9:85377a00 r8:80287e08 r7:eb20de60 r6:853a0080 r5:853f4800 [ 1340.027979][ T32] r4:00000001 [ 1340.028022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.028098][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1340.028175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.028242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.028312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.028385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.028434][ T32] r4:8539e100 [ 1340.029092][ T32] INFO: task kworker/0:500:4691 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.029200][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.029406][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.029551][ T32] Call trace: [ 1340.029661][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.029769][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.029860][ T32] r4:00000000 [ 1340.029939][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.030033][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.030101][ T32] 1d20: b6107000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.030170][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.030227][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.030280][ T32] r5:80050013 r4:80239bb0 [ 1340.030338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.030446][ T32] r4:82ac21e4 [ 1340.030500][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.030621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.030751][ T32] r4:e0431dc0 [ 1340.030829][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.030944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.031035][ T32] r4:00000000 [ 1340.031120][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.031245][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.031308][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.031431][ T32] r5:00001000 r4:e0439000 [ 1340.031482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.031566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.031653][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.031711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.031815][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.031866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.031969][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.032024][ T32] r4:84aeca80 [ 1340.032093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.032211][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.032280][ T32] r4:00000001 [ 1340.032337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.032485][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.032557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.032623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.032681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.032748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.032828][ T32] r4:84b0e0c0 [ 1340.032918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.056182][ T32] INFO: task kworker/0:501:4692 blocked for more than 466 seconds. [ 1340.056365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.056425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.056475][ T32] task:kworker/0:501 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.056628][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.056773][ T32] Call trace: [ 1340.056917][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.057039][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:853f0000 [ 1340.057098][ T32] r4:853f0000 [ 1340.057148][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.057280][ T32] r5:853f0000 r4:8291a680 [ 1340.057381][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.057473][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.057566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1340.057619][ T32] r4:00000000 [ 1340.057665][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.057746][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.057831][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.057944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e000 [ 1340.058003][ T32] r4:00000000 [ 1340.058065][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.058190][ T32] r9:83018005 r8:853f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1340.058250][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.058359][ T32] r5:00001000 r4:eac8f000 [ 1340.058435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.058537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.058642][ T32] r5:852ac38c r4:852ac000 [ 1340.058708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.058823][ T32] r7:dddced80 r6:83018000 r5:852ac38c r4:85377a80 [ 1340.058873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.058987][ T32] r10:61c88647 r9:853f0000 r8:85377aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.059046][ T32] r4:85377a80 [ 1340.059097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.059199][ T32] r10:00000000 r9:85377a80 r8:80287e08 r7:eb215e60 r6:853a0100 r5:853f0000 [ 1340.059249][ T32] r4:00000001 [ 1340.059295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.059387][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1340.059451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.059512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.059578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.059658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.059733][ T32] r4:8539e100 [ 1340.060408][ T32] INFO: task kworker/0:501:4692 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.060500][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.060626][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.060771][ T32] Call trace: [ 1340.060860][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.060981][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.061037][ T32] r4:00000000 [ 1340.061111][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.061201][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.061265][ T32] 1d20: b6405000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.061414][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.061484][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.061537][ T32] r5:80050013 r4:80239bb0 [ 1340.061588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.061693][ T32] r4:82ac21e4 [ 1340.061784][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.061891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.061942][ T32] r4:e0431dc0 [ 1340.061985][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.062077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.062130][ T32] r4:00000000 [ 1340.062174][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.062264][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.062310][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.062431][ T32] r5:00001000 r4:e0439000 [ 1340.062483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.062571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.062654][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.062713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.062817][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.062864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.063024][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.081684][ T32] r4:84aeca80 [ 1340.081762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.081890][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.082026][ T32] r4:00000001 [ 1340.082073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.082148][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.082206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.082276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.082339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.082396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.082442][ T32] r4:84b0e0c0 [ 1340.082491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.082574][ T32] INFO: task kworker/0:502:4694 blocked for more than 466 seconds. [ 1340.082639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.082690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.082732][ T32] task:kworker/0:502 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.082854][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.082961][ T32] Call trace: [ 1340.097013][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.097186][ T32] r10:8291a684 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:853f6000 [ 1340.097243][ T32] r4:853f6000 [ 1340.097335][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.097455][ T32] r5:853f6000 r4:8291a680 [ 1340.097516][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.097612][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.097730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1340.097817][ T32] r4:00000000 [ 1340.097880][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.097967][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.098057][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.098159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e200 [ 1340.098216][ T32] r4:00000000 [ 1340.098279][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.098398][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.098462][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.098596][ T32] r5:00001000 r4:eacab000 [ 1340.098971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.099092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.099185][ T32] r5:852ac78c r4:852ac400 [ 1340.099248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.099368][ T32] r7:dddced80 r6:83018000 r5:852ac78c r4:85377b00 [ 1340.099468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.099579][ T32] r10:61c88647 r9:853f6000 r8:85377b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.099642][ T32] r4:85377b00 [ 1340.099705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.099829][ T32] r10:00000000 r9:85377b00 r8:80287e08 r7:eb215e60 r6:853a0180 r5:853f6000 [ 1340.099899][ T32] r4:00000001 [ 1340.099974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.100100][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1340.100173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.100232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.100308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.100407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.100475][ T32] r4:8539e100 [ 1340.101196][ T32] INFO: task kworker/0:502:4694 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.101322][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.101477][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.101585][ T32] Call trace: [ 1340.101687][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.101790][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.101868][ T32] r4:00000000 [ 1340.101919][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.102005][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.102099][ T32] 1d20: b6710000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.102179][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.102252][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.102328][ T32] r5:80050013 r4:80239bb0 [ 1340.102385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.102471][ T32] r4:82ac21e4 [ 1340.102515][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.102602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.102655][ T32] r4:e0431dc0 [ 1340.102719][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.102813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.102889][ T32] r4:00000000 [ 1340.102941][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.121350][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.121520][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.121652][ T32] r5:00001000 r4:e0439000 [ 1340.121695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.121790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.121887][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.121940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.122060][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.122115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.122236][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.122325][ T32] r4:84aeca80 [ 1340.122395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.122504][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.122594][ T32] r4:00000001 [ 1340.122652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.122753][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.122822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.122920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.127377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.127515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.127572][ T32] r4:84b0e0c0 [ 1340.127658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.127760][ T32] INFO: task kworker/0:503:4696 blocked for more than 466 seconds. [ 1340.127843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.127919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.127975][ T32] task:kworker/0:503 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.128146][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.128293][ T32] Call trace: [ 1340.128391][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.128520][ T32] r10:8291a684 r9:eb229d84 r8:00000002 r7:60000113 r6:eb229d8c r5:853f5400 [ 1340.128569][ T32] r4:853f5400 [ 1340.128628][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.128716][ T32] r5:853f5400 r4:8291a680 [ 1340.128756][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.128827][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.128957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 1340.129028][ T32] r4:00000000 [ 1340.129088][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.129174][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.129310][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.129423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e300 [ 1340.129501][ T32] r4:00000000 [ 1340.129555][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.129670][ T32] r9:83018005 r8:853f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.129727][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.129818][ T32] r5:00001000 r4:eacbb000 [ 1340.129865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.129952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130078][ T32] r5:852acb8c r4:852ac800 [ 1340.130139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.130242][ T32] r7:dddced80 r6:83018000 r5:852acb8c r4:85377b80 [ 1340.130291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.130401][ T32] r10:61c88647 r9:853f5400 r8:85377bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.130474][ T32] r4:85377b80 [ 1340.130528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.130624][ T32] r10:00000000 r9:85377b80 r8:80287e08 r7:eb215e60 r6:853a0200 r5:853f5400 [ 1340.130680][ T32] r4:00000001 [ 1340.130726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.130842][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1340.130911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.130989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.131055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.131142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.131196][ T32] r4:8539e440 [ 1340.131903][ T32] INFO: task kworker/0:503:4696 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.132013][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.132175][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.132271][ T32] Call trace: [ 1340.132355][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.132457][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.132527][ T32] r4:00000000 [ 1340.132578][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.132662][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.132731][ T32] 1d20: b6844000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.132796][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.132870][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.132928][ T32] r5:80050013 r4:80239bb0 [ 1340.132972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.153834][ T32] r4:82ac21e4 [ 1340.153925][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.154071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.154132][ T32] r4:e0431dc0 [ 1340.154215][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.154329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.154382][ T32] r4:00000000 [ 1340.154454][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.154554][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.154601][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.154697][ T32] r5:00001000 r4:e0439000 [ 1340.154743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.154827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.154920][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.154970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.155104][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.155164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.155261][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.155360][ T32] r4:84aeca80 [ 1340.155431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.155564][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.155620][ T32] r4:00000001 [ 1340.155667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.155754][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.155833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.155913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.155985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.156065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.156124][ T32] r4:84b0e0c0 [ 1340.156181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.156295][ T32] INFO: task kworker/0:504:4698 blocked for more than 466 seconds. [ 1340.156414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.156476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.156527][ T32] task:kworker/0:504 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.156654][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.156764][ T32] Call trace: [ 1340.156840][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.156958][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000013 r6:eb235d8c r5:853f3c00 [ 1340.157024][ T32] r4:853f3c00 [ 1340.157075][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.157165][ T32] r5:853f3c00 r4:8291a680 [ 1340.157230][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.157359][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.157451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1340.157504][ T32] r4:00000000 [ 1340.157550][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.157652][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.157773][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.157875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e480 [ 1340.157936][ T32] r4:00000000 [ 1340.157980][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.158075][ T32] r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1340.158128][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.158225][ T32] r5:00001000 r4:eaccd000 [ 1340.158273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.158372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.158481][ T32] r5:852acf8c r4:852acc00 [ 1340.158528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.158657][ T32] r7:dddced80 r6:83018000 r5:852acf8c r4:85377c00 [ 1340.158740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.158852][ T32] r10:61c88647 r9:853f3c00 r8:85377c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.158913][ T32] r4:85377c00 [ 1340.158959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.159099][ T32] r10:00000000 r9:85377c00 r8:80287e08 r7:eb215e60 r6:853a0280 r5:853f3c00 [ 1340.159201][ T32] r4:00000001 [ 1340.159262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.159351][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1340.159410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.159470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.159530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.159596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.159650][ T32] r4:8539e280 [ 1340.160397][ T32] INFO: task kworker/0:504:4698 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.160511][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.160663][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.160772][ T32] Call trace: [ 1340.160911][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.161029][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.161092][ T32] r4:00000000 [ 1340.161151][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.161247][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.161358][ T32] 1d20: b6b03000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.161419][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.161474][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.161527][ T32] r5:80050013 r4:80239bb0 [ 1340.161599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.161703][ T32] r4:82ac21e4 [ 1340.161755][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.161858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.161914][ T32] r4:e0431dc0 [ 1340.161974][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.162106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.162165][ T32] r4:00000000 [ 1340.162210][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.162312][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.162396][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.162490][ T32] r5:00001000 r4:e0439000 [ 1340.162550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.162634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.162726][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.162774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.162874][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.162947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.193812][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.193910][ T32] r4:84aeca80 [ 1340.193975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.194112][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.194165][ T32] r4:00000001 [ 1340.194246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.194345][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.194413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.194479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.194544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.194611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.194664][ T32] r4:84b0e0c0 [ 1340.194719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.194784][ T32] INFO: task kworker/0:505:4700 blocked for more than 466 seconds. [ 1340.194856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.194913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.194997][ T32] task:kworker/0:505 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.195139][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.195268][ T32] Call trace: [ 1340.195409][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.195527][ T32] r10:8291a684 r9:eb23dd84 r8:00000002 r7:60000113 r6:eb23dd8c r5:853f6c00 [ 1340.195582][ T32] r4:853f6c00 [ 1340.195630][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.195721][ T32] r5:853f6c00 r4:8291a680 [ 1340.195765][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.195850][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.195939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 [ 1340.196031][ T32] r4:00000000 [ 1340.196153][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.196292][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.196391][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.196561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e540 [ 1340.196640][ T32] r4:00000000 [ 1340.196700][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.196810][ T32] r9:83018005 r8:853f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1340.196949][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.197048][ T32] r5:00001000 r4:eacdd000 [ 1340.197098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.197187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.197280][ T32] r5:852ad38c r4:852ad000 [ 1340.197372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.197471][ T32] r7:dddced80 r6:83018000 r5:852ad38c r4:85377c80 [ 1340.197524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.197648][ T32] r10:61c88647 r9:853f6c00 r8:85377cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.197704][ T32] r4:85377c80 [ 1340.197773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.197996][ T32] r10:00000000 r9:85377c80 r8:80287e08 r7:eb215e60 r6:853a0300 r5:853f6c00 [ 1340.198054][ T32] r4:00000001 [ 1340.198102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.198180][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1340.198235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.198397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.198498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.198574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.198651][ T32] r4:8539e3c0 [ 1340.199345][ T32] INFO: task kworker/0:505:4700 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.199435][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.199600][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.199717][ T32] Call trace: [ 1340.199812][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.199928][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.199994][ T32] r4:00000000 [ 1340.200042][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.200153][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.200269][ T32] 1d20: b6edb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.200372][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.200436][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.200487][ T32] r5:80050013 r4:80239bb0 [ 1340.200534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.200619][ T32] r4:82ac21e4 [ 1340.200668][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.200773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.200861][ T32] r4:e0431dc0 [ 1340.200932][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.201033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.201088][ T32] r4:00000000 [ 1340.201136][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.201236][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.201285][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.201409][ T32] r5:00001000 r4:e0439000 [ 1340.201459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.201546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.201644][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.201702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.201800][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.201854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.201953][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.202006][ T32] r4:84aeca80 [ 1340.202079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.202199][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.202254][ T32] r4:00000001 [ 1340.202301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.202397][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.202462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.202557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.202622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.202708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.202764][ T32] r4:84b0e0c0 [ 1340.202832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.202906][ T32] INFO: task kworker/0:506:4702 blocked for more than 466 seconds. [ 1340.202984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.229900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.230063][ T32] task:kworker/0:506 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.230223][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.230371][ T32] Call trace: [ 1340.230452][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.230576][ T32] r10:8291a684 r9:eb245d84 r8:00000002 r7:60000113 r6:eb245d8c r5:853f1800 [ 1340.230637][ T32] r4:853f1800 [ 1340.230693][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.230789][ T32] r5:853f1800 r4:8291a680 [ 1340.230839][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.230940][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.231103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 [ 1340.231184][ T32] r4:00000000 [ 1340.231235][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.231325][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.231448][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.231556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e740 [ 1340.231606][ T32] r4:00000000 [ 1340.231654][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.231746][ T32] r9:83018005 r8:853f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1340.231797][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.231885][ T32] r5:00001000 r4:eacf7000 [ 1340.231934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.232015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.232157][ T32] r5:852ad78c r4:852ad400 [ 1340.232219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.232332][ T32] r7:dddced80 r6:83018000 r5:852ad78c r4:85377d00 [ 1340.232384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.232483][ T32] r10:61c88647 r9:853f1800 r8:85377d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.232585][ T32] r4:85377d00 [ 1340.232645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.232749][ T32] r10:00000000 r9:85377d00 r8:80287e08 r7:eb215e60 r6:853a0380 r5:853f1800 [ 1340.232819][ T32] r4:00000001 [ 1340.232872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.233034][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1340.237964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.238087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.238167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.238237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.238304][ T32] r4:8539e580 [ 1340.239006][ T32] INFO: task kworker/0:506:4702 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.239099][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.239262][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.239430][ T32] Call trace: [ 1340.239507][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.239616][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.239668][ T32] r4:00000000 [ 1340.239731][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.239828][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.239897][ T32] 1d20: b7131000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.239982][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.240042][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.240100][ T32] r5:80050013 r4:80239bb0 [ 1340.240158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.240263][ T32] r4:82ac21e4 [ 1340.240323][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.240426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.240512][ T32] r4:e0431dc0 [ 1340.240604][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.240707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.240762][ T32] r4:00000000 [ 1340.240809][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.240903][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.240952][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.241044][ T32] r5:00001000 r4:e0439000 [ 1340.241108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.241191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.241324][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.241419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.241534][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.241596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.241698][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.241748][ T32] r4:84aeca80 [ 1340.241802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.241944][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.242006][ T32] r4:00000001 [ 1340.242050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.242137][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.242201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.242305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.242390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.242465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.242523][ T32] r4:84b0e0c0 [ 1340.242661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.242729][ T32] INFO: task kworker/0:507:4704 blocked for more than 466 seconds. [ 1340.242798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.242854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.242921][ T32] task:kworker/0:507 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.263802][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.263975][ T32] Call trace: [ 1340.264067][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.264231][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:853f8c00 [ 1340.264294][ T32] r4:853f8c00 [ 1340.264352][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.264446][ T32] r5:853f8c00 r4:8291a680 [ 1340.264512][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.264623][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.264723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1340.264787][ T32] r4:00000000 [ 1340.264833][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.264915][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.265019][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.265122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e840 [ 1340.265249][ T32] r4:00000000 [ 1340.265364][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.265486][ T32] r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1340.265544][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.265640][ T32] r5:00001000 r4:ead0b000 [ 1340.265708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.265801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.265893][ T32] r5:852adb8c r4:852ad800 [ 1340.265994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.266184][ T32] r7:dddced80 r6:83018000 r5:852adb8c r4:85377d80 [ 1340.266247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.266362][ T32] r10:61c88647 r9:853f8c00 r8:85377dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.266426][ T32] r4:85377d80 [ 1340.266471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.266570][ T32] r10:00000000 r9:85377d80 r8:80287e08 r7:eb215e60 r6:853a0400 r5:853f8c00 [ 1340.266623][ T32] r4:00000001 [ 1340.266670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266750][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1340.266810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.266877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.267001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.267057][ T32] r4:8539e940 [ 1340.267775][ T32] INFO: task kworker/0:507:4704 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.267879][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.268070][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.268166][ T32] Call trace: [ 1340.268265][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.268392][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.268442][ T32] r4:00000000 [ 1340.268484][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.268566][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.268648][ T32] 1d20: b7363000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.268726][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.268820][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.268898][ T32] r5:80050013 r4:80239bb0 [ 1340.268962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.269063][ T32] r4:82ac21e4 [ 1340.269137][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.269258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.269344][ T32] r4:e0431dc0 [ 1340.269392][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.269491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.269572][ T32] r4:00000000 [ 1340.269624][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.269717][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.269765][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.269854][ T32] r5:00001000 r4:e0439000 [ 1340.269902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.269991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.270098][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.270167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.270280][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.270344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.270448][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.270504][ T32] r4:84aeca80 [ 1340.270551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.270648][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.270697][ T32] r4:00000001 [ 1340.270740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.270820][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.270902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.270969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.271025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.271111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.271162][ T32] r4:84b0e0c0 [ 1340.271230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.271329][ T32] INFO: task kworker/0:508:4706 blocked for more than 466 seconds. [ 1340.271422][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.271503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.271554][ T32] task:kworker/0:508 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.271691][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.271790][ T32] Call trace: [ 1340.271891][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.272008][ T32] r10:8291a684 r9:eb259d84 r8:00000002 r7:60000013 r6:eb259d8c r5:853f8000 [ 1340.272062][ T32] r4:853f8000 [ 1340.272125][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.272222][ T32] r5:853f8000 r4:8291a680 [ 1340.272272][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.272363][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.272474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb259e08 [ 1340.272539][ T32] r4:00000000 [ 1340.272599][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.272687][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.272782][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.272905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e980 [ 1340.300344][ T32] r4:00000000 [ 1340.300495][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.300693][ T32] r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1340.300793][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.300900][ T32] r5:00001000 r4:ead21000 [ 1340.300948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.301030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.301120][ T32] r5:852adf8c r4:852adc00 [ 1340.301171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.301327][ T32] r7:dddced80 r6:83018000 r5:852adf8c r4:85377e00 [ 1340.301419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.301535][ T32] r10:61c88647 r9:853f8000 r8:85377e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.301591][ T32] r4:85377e00 [ 1340.301651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.301751][ T32] r10:00000000 r9:85377e00 r8:80287e08 r7:eb215e60 r6:853a0480 r5:853f8000 [ 1340.301802][ T32] r4:00000001 [ 1340.301869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.301955][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1340.302023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.302096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.302164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.302225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.302336][ T32] r4:8539e7c0 [ 1340.303086][ T32] INFO: task kworker/0:508:4706 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.308095][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.308329][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.308453][ T32] Call trace: [ 1340.308532][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.308645][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.308708][ T32] r4:00000000 [ 1340.308761][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.308847][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.308907][ T32] 1d20: b761e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.308964][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.309018][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.309076][ T32] r5:80050013 r4:80239bb0 [ 1340.309127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.309223][ T32] r4:82ac21e4 [ 1340.309278][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.309425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.309475][ T32] r4:e0431dc0 [ 1340.309522][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.309671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.309727][ T32] r4:00000000 [ 1340.309772][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.309869][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.309934][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.310027][ T32] r5:00001000 r4:e0439000 [ 1340.310078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.310164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.310253][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.310342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.310456][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.310502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.310595][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.310645][ T32] r4:84aeca80 [ 1340.310708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.310807][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.310880][ T32] r4:00000001 [ 1340.310998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.311122][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.311187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.311269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.311347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.311413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.311466][ T32] r4:84b0e0c0 [ 1340.311529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.311608][ T32] INFO: task kworker/0:509:4708 blocked for more than 466 seconds. [ 1340.311703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.311763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.311810][ T32] task:kworker/0:509 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.311938][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.312056][ T32] Call trace: [ 1340.312134][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.312274][ T32] r10:8291a684 r9:eb261d84 r8:00000002 r7:60000113 r6:eb261d8c r5:853f9800 [ 1340.312350][ T32] r4:853f9800 [ 1340.312443][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.312543][ T32] r5:853f9800 r4:8291a680 [ 1340.312591][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.312737][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.312856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 1340.312947][ T32] r4:00000000 [ 1340.313072][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.326911][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.327091][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.327223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ea40 [ 1340.327292][ T32] r4:00000000 [ 1340.327349][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.327455][ T32] r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.327507][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.327605][ T32] r5:00001000 r4:ead35000 [ 1340.327653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.327737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.327827][ T32] r5:852ae38c r4:852ae000 [ 1340.327878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.328004][ T32] r7:dddced80 r6:83018000 r5:852ae38c r4:85377e80 [ 1340.328067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.328173][ T32] r10:61c88647 r9:853f9800 r8:85377eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.328237][ T32] r4:85377e80 [ 1340.328282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.328390][ T32] r10:00000000 r9:85377e80 r8:80287e08 r7:eb215e60 r6:853a0500 r5:853f9800 [ 1340.328445][ T32] r4:00000001 [ 1340.328508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.328595][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1340.328666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.328731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.328792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.328858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.328911][ T32] r4:8539e8c0 [ 1340.329645][ T32] INFO: task kworker/0:509:4708 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.329738][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.329946][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.330051][ T32] Call trace: [ 1340.330167][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.330274][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.330335][ T32] r4:00000000 [ 1340.330381][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.330487][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.330601][ T32] 1d20: b76a9000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.330676][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.330749][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.330816][ T32] r5:80050013 r4:80239bb0 [ 1340.330893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.330992][ T32] r4:82ac21e4 [ 1340.331042][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.331220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.331288][ T32] r4:e0431dc0 [ 1340.331355][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.331465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.331518][ T32] r4:00000000 [ 1340.331584][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.331702][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.331767][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.331890][ T32] r5:00001000 r4:e0439000 [ 1340.331952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.332041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.332162][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.332218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.332330][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.332382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.332475][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.332529][ T32] r4:84aeca80 [ 1340.332575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.332668][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.332722][ T32] r4:00000001 [ 1340.332767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.332867][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.332955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.353932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.354129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.354231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.354313][ T32] r4:84b0e0c0 [ 1340.354385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.354465][ T32] INFO: task kworker/0:510:4711 blocked for more than 466 seconds. [ 1340.354561][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.354623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.354670][ T32] task:kworker/0:510 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.354785][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.354924][ T32] Call trace: [ 1340.355019][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.355147][ T32] r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:853fa400 [ 1340.355202][ T32] r4:853fa400 [ 1340.355253][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.355370][ T32] r5:853fa400 r4:8291a680 [ 1340.355444][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.355569][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.355668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1340.355724][ T32] r4:00000000 [ 1340.355797][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.355923][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.356017][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.356108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539eb80 [ 1340.356190][ T32] r4:00000000 [ 1340.356243][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.356356][ T32] r9:83018005 r8:853fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1340.356413][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.356510][ T32] r5:00001000 r4:ead4d000 [ 1340.356606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.356708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.356808][ T32] r5:852ae78c r4:852ae400 [ 1340.356860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.356976][ T32] r7:dddced80 r6:83018000 r5:852ae78c r4:85377f00 [ 1340.357030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.357133][ T32] r10:61c88647 r9:853fa400 r8:85377f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.357187][ T32] r4:85377f00 [ 1340.357233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.357365][ T32] r10:00000000 r9:85377f00 r8:80287e08 r7:eb215e60 r6:853a0580 r5:853fa400 [ 1340.357437][ T32] r4:00000001 [ 1340.357501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.357594][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1340.357659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.357755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.357825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.357890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.357945][ T32] r4:8539ea80 [ 1340.358669][ T32] INFO: task kworker/0:510:4711 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.358771][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.358913][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.359042][ T32] Call trace: [ 1340.359157][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.359279][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.359346][ T32] r4:00000000 [ 1340.359396][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.359509][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.359579][ T32] 1d20: b78d4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.359671][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.359738][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.359794][ T32] r5:80050013 r4:80239bb0 [ 1340.359870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.359970][ T32] r4:82ac21e4 [ 1340.360018][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.360113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.360167][ T32] r4:e0431dc0 [ 1340.360213][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.360305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.360367][ T32] r4:00000000 [ 1340.360412][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.360513][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.360561][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.360648][ T32] r5:00001000 r4:e0439000 [ 1340.360706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.360841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.360947][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.360996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.361117][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.361172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.361281][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.361394][ T32] r4:84aeca80 [ 1340.361448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.361582][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.361647][ T32] r4:00000001 [ 1340.361693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.361769][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.361842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.361951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.362043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.362122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.362177][ T32] r4:84b0e0c0 [ 1340.362223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.362278][ T32] INFO: task kworker/0:511:4712 blocked for more than 466 seconds. [ 1340.362348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.362403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.362502][ T32] task:kworker/0:511 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.362639][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.362789][ T32] Call trace: [ 1340.362861][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.363062][ T32] r10:8291a684 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:853fb000 [ 1340.393779][ T32] r4:853fb000 [ 1340.393870][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.393996][ T32] r5:853fb000 r4:8291a680 [ 1340.394046][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.394138][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.394226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1340.394276][ T32] r4:00000000 [ 1340.394326][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.394431][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.394522][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.394614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ecc0 [ 1340.394694][ T32] r4:00000000 [ 1340.394748][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.394865][ T32] r9:83018005 r8:853fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1340.394922][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.395035][ T32] r5:00001000 r4:ead5d000 [ 1340.395092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.395180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.395289][ T32] r5:852aeb8c r4:852ae800 [ 1340.395360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.395466][ T32] r7:dddced80 r6:83018000 r5:852aeb8c r4:85377f80 [ 1340.395517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.395623][ T32] r10:61c88647 r9:853fb000 r8:85377fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.395696][ T32] r4:85377f80 [ 1340.395770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.395877][ T32] r10:00000000 r9:85377f80 r8:80287e08 r7:eb215e60 r6:853a0600 r5:853fb000 [ 1340.395930][ T32] r4:00000001 [ 1340.395993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.396104][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1340.396181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.396249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.396311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.396388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.396458][ T32] r4:8539ebc0 [ 1340.397154][ T32] INFO: task kworker/0:511:4712 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.397276][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.397524][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.397634][ T32] Call trace: [ 1340.397716][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.397824][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.397877][ T32] r4:00000000 [ 1340.397946][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.398037][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.398108][ T32] 1d20: b7d3f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.398176][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.398259][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.398332][ T32] r5:80050013 r4:80239bb0 [ 1340.398387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.398483][ T32] r4:82ac21e4 [ 1340.398571][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.398698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.398759][ T32] r4:e0431dc0 [ 1340.398850][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.398955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.399014][ T32] r4:00000000 [ 1340.399061][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.399159][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.399211][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.399298][ T32] r5:00001000 r4:e0439000 [ 1340.399353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.399468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.399570][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.399655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.399785][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.399872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.399976][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.400027][ T32] r4:84aeca80 [ 1340.400120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.400227][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.400275][ T32] r4:00000001 [ 1340.400380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.400473][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.400549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.400627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.400713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.400810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.400877][ T32] r4:84b0e0c0 [ 1340.400946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.401037][ T32] INFO: task kworker/0:512:4715 blocked for more than 466 seconds. [ 1340.401132][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.401211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.401268][ T32] task:kworker/0:512 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.401403][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.401545][ T32] Call trace: [ 1340.401627][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.401724][ T32] r10:8291a684 r9:eb27dd84 r8:00000002 r7:60000013 r6:eb27dd8c r5:853fbc00 [ 1340.401776][ T32] r4:853fbc00 [ 1340.401823][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.401924][ T32] r5:853fbc00 r4:8291a680 [ 1340.401984][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.402073][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.402161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 1340.402210][ T32] r4:00000000 [ 1340.402272][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.402383][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.402495][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.402595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538b940 [ 1340.402645][ T32] r4:00000000 [ 1340.402688][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.402783][ T32] r9:83018005 r8:853fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1340.402831][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.402912][ T32] r5:00001000 r4:ead8b000 [ 1340.402953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.433719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.433957][ T32] r5:852af38c r4:852af000 [ 1340.434013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.434126][ T32] r7:dddced80 r6:83018000 r5:852af38c r4:85427000 [ 1340.434174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.434276][ T32] r10:61c88647 r9:853fbc00 r8:8542702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.434343][ T32] r4:85427000 [ 1340.434393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.434489][ T32] r10:00000000 r9:85427000 r8:80287e08 r7:eb215e60 r6:853a0680 r5:853fbc00 [ 1340.434542][ T32] r4:00000001 [ 1340.434642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.434737][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1340.434810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.434879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.434940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.435003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.435055][ T32] r4:8539ed00 [ 1340.435665][ T32] INFO: task kworker/0:512:4715 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.435742][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.435849][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.435916][ T32] Call trace: [ 1340.435948][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.436001][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.436043][ T32] r4:00000000 [ 1340.436071][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.436113][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.436165][ T32] 1d20: b7fa4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.436200][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.436245][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.436294][ T32] r5:80050013 r4:80239bb0 [ 1340.436323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.436367][ T32] r4:82ac21e4 [ 1340.436387][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.436449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.436475][ T32] r4:e0431dc0 [ 1340.436494][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.436576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.436622][ T32] r4:00000000 [ 1340.436647][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.436694][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.436716][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.436758][ T32] r5:00001000 r4:e0439000 [ 1340.436777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.436836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.436902][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.436924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.436990][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.437015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.437061][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.437088][ T32] r4:84aeca80 [ 1340.437108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.437152][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.437174][ T32] r4:00000001 [ 1340.437193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.437248][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.437319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.437407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.437449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.437480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.437503][ T32] r4:84b0e0c0 [ 1340.437524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.437551][ T32] INFO: task kworker/0:513:4717 blocked for more than 466 seconds. [ 1340.437604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.437633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.437669][ T32] task:kworker/0:513 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.437717][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.437791][ T32] Call trace: [ 1340.437823][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.437869][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000013 r6:eb285d8c r5:853fc800 [ 1340.437891][ T32] r4:853fc800 [ 1340.437911][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.437972][ T32] r5:853fc800 r4:8291a680 [ 1340.437995][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.438035][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.438075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1340.438096][ T32] r4:00000000 [ 1340.438115][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.438147][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.438179][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.438218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b000 [ 1340.438250][ T32] r4:00000000 [ 1340.438272][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.438343][ T32] r9:83018005 r8:853fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.438368][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.438409][ T32] r5:00001000 r4:eadbf000 [ 1340.438450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.438512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.438571][ T32] r5:852afb8c r4:852af800 [ 1340.438602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.438670][ T32] r7:dddced80 r6:83018000 r5:852afb8c r4:85427080 [ 1340.438721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.438787][ T32] r10:61c88647 r9:853fc800 r8:854270ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.438809][ T32] r4:85427080 [ 1340.438828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.438891][ T32] r10:00000000 r9:85427080 r8:80287e08 r7:eb27de60 r6:853a0700 r5:853fc800 [ 1340.438918][ T32] r4:00000001 [ 1340.438937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.438972][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1340.438998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.439024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.439050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.439102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.439145][ T32] r4:8539ef40 [ 1340.439377][ T32] INFO: task kworker/0:513:4717 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.439433][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.439537][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.439603][ T32] Call trace: [ 1340.439633][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.439682][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.439704][ T32] r4:00000000 [ 1340.439723][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.439772][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.439833][ T32] 1d20: b7fa4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.439885][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.439913][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.439944][ T32] r5:80050013 r4:80239bb0 [ 1340.439964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.440006][ T32] r4:82ac21e4 [ 1340.440027][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.440132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.440182][ T32] r4:e0431dc0 [ 1340.440214][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.440268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.440294][ T32] r4:00000000 [ 1340.440318][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.440406][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.440432][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.440474][ T32] r5:00001000 r4:e0439000 [ 1340.440493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.440531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.440588][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.440612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.440657][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.440679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.440723][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.440747][ T32] r4:84aeca80 [ 1340.440787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.440836][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.440869][ T32] r4:00000001 [ 1340.440911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.440948][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.440975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.441002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.441066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.441119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.441153][ T32] r4:84b0e0c0 [ 1340.441175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.441200][ T32] INFO: task kworker/0:514:4718 blocked for more than 466 seconds. [ 1340.441249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.441330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.441391][ T32] task:kworker/0:514 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.441459][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.441503][ T32] Call trace: [ 1340.441551][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.441608][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:853ed400 [ 1340.441650][ T32] r4:853ed400 [ 1340.441675][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.441746][ T32] r5:853ed400 r4:8291a680 [ 1340.441767][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.441804][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.441844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1340.441866][ T32] r4:00000000 [ 1340.441884][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.441918][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.441962][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.442005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ed00 [ 1340.442029][ T32] r4:00000000 [ 1340.442048][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.442089][ T32] r9:83018005 r8:853ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1340.442132][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.442197][ T32] r5:00001000 r4:eadab000 [ 1340.442219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.442300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.442352][ T32] r5:852af78c r4:852af400 [ 1340.442371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.442416][ T32] r7:dddced80 r6:83018000 r5:852af78c r4:85427100 [ 1340.442435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.442480][ T32] r10:61c88647 r9:853ed400 r8:8542712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.442502][ T32] r4:85427100 [ 1340.442520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.442563][ T32] r10:00000000 r9:85427100 r8:80287e08 r7:eb285e60 r6:853a0780 r5:853ed400 [ 1340.442585][ T32] r4:00000001 [ 1340.442603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.442636][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1340.442683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.442758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.442820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.442883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.442936][ T32] r4:8539ef40 [ 1340.464437][ T32] INFO: task kworker/0:514:4718 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.464569][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.464769][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.464941][ T32] Call trace: [ 1340.465028][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.465153][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.465210][ T32] r4:00000000 [ 1340.465269][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.465447][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.465533][ T32] 1d20: b8194000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.465620][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.465697][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.465770][ T32] r5:80050013 r4:80239bb0 [ 1340.465822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.465960][ T32] r4:82ac21e4 [ 1340.466014][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.466107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.466161][ T32] r4:e0431dc0 [ 1340.466206][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.466297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.466372][ T32] r4:00000000 [ 1340.466425][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.466548][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.466614][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.466709][ T32] r5:00001000 r4:e0439000 [ 1340.466758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.466841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.466931][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.466979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.467083][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.467138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.467241][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.467293][ T32] r4:84aeca80 [ 1340.467377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.467484][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.467560][ T32] r4:00000001 [ 1340.467607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.467691][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.467751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.467831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.467893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.467959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.468013][ T32] r4:84b0e0c0 [ 1340.468063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.468128][ T32] INFO: task kworker/0:515:4720 blocked for more than 466 seconds. [ 1340.468203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.468260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.468332][ T32] task:kworker/0:515 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.468452][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.468547][ T32] Call trace: [ 1340.468618][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.468720][ T32] r10:8291a684 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:853fd400 [ 1340.468771][ T32] r4:853fd400 [ 1340.468818][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.468928][ T32] r5:853fd400 r4:8291a680 [ 1340.468978][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.469059][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.469153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1340.469217][ T32] r4:00000000 [ 1340.469260][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.469372][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.469451][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.469532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b880 [ 1340.469578][ T32] r4:00000000 [ 1340.469646][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.469763][ T32] r9:83018005 r8:853fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1340.469812][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.469961][ T32] r5:00001000 r4:dfa05000 [ 1340.470015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.470108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.470202][ T32] r5:852b178c r4:852b1400 [ 1340.470248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.470368][ T32] r7:dddced80 r6:83018000 r5:852b178c r4:85427180 [ 1340.470426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.470544][ T32] r10:61c88647 r9:853fd400 r8:854271ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.470610][ T32] r4:85427180 [ 1340.470655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.470768][ T32] r10:00000000 r9:85427180 r8:80287e08 r7:eb285e60 r6:853a0800 r5:853fd400 [ 1340.470825][ T32] r4:00000001 [ 1340.470884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.470969][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1340.471033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.471150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.471244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.471324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.471377][ T32] r4:85359f40 [ 1340.471807][ T32] INFO: task kworker/0:515:4720 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.471908][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.472141][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.472294][ T32] Call trace: [ 1340.472382][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.472493][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.472545][ T32] r4:00000000 [ 1340.472593][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.472678][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.472761][ T32] 1d20: b8194000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.472836][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.472897][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.472952][ T32] r5:80050013 r4:80239bb0 [ 1340.496502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.496733][ T32] r4:82ac21e4 [ 1340.496787][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.496887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.496942][ T32] r4:e0431dc0 [ 1340.496990][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.497097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.497172][ T32] r4:00000000 [ 1340.497240][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.497378][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.497439][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.497559][ T32] r5:00001000 r4:e0439000 [ 1340.497621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.497722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.497830][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.497907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.498017][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.498079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.498177][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.498250][ T32] r4:84aeca80 [ 1340.498309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.498439][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.498522][ T32] r4:00000001 [ 1340.498577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.498669][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.498738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.498819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.498893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.498954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.499005][ T32] r4:84b0e0c0 [ 1340.499062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.499179][ T32] INFO: task kworker/0:516:4722 blocked for more than 466 seconds. [ 1340.499267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.499346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.499398][ T32] task:kworker/0:516 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.499516][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.499609][ T32] Call trace: [ 1340.499681][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.499829][ T32] r10:8291a684 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:853fec00 [ 1340.499892][ T32] r4:853fec00 [ 1340.499937][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.500027][ T32] r5:853fec00 r4:8291a680 [ 1340.500077][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.500161][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.500249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1340.500299][ T32] r4:00000000 [ 1340.500376][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.500480][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.500613][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.500703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b140 [ 1340.500753][ T32] r4:00000000 [ 1340.500803][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.500896][ T32] r9:83018005 r8:853fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1340.500974][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.501068][ T32] r5:00001000 r4:eadd5000 [ 1340.501128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.501213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.501338][ T32] r5:852aff8c r4:852afc00 [ 1340.501389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.501486][ T32] r7:dddced80 r6:83018000 r5:852aff8c r4:85427200 [ 1340.501535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.501633][ T32] r10:61c88647 r9:853fec00 r8:8542722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.501688][ T32] r4:85427200 [ 1340.501734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.501831][ T32] r10:00000000 r9:85427200 r8:80287e08 r7:eb29de60 r6:853a0880 r5:853fec00 [ 1340.501901][ T32] r4:00000001 [ 1340.501952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.502050][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1340.502118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.502182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.502270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.502353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.502418][ T32] r4:8542b1c0 [ 1340.527292][ T32] INFO: task kworker/0:516:4722 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.527534][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.527724][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.527889][ T32] Call trace: [ 1340.527974][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.528095][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.528152][ T32] r4:00000000 [ 1340.528200][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.528289][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.528393][ T32] 1d20: b8556000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.528474][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.528577][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.528641][ T32] r5:80050013 r4:80239bb0 [ 1340.528694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.528792][ T32] r4:82ac21e4 [ 1340.528893][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.528995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.529049][ T32] r4:e0431dc0 [ 1340.529098][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.529195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.529279][ T32] r4:00000000 [ 1340.529361][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.529473][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.529544][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.529679][ T32] r5:00001000 r4:e0439000 [ 1340.529729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.529820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.529935][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.529998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.530114][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.530165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.530265][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.530325][ T32] r4:84aeca80 [ 1340.530397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.530505][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.530573][ T32] r4:00000001 [ 1340.530632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.530709][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.530764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.530826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.530886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.530959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.531013][ T32] r4:84b0e0c0 [ 1340.531097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.531185][ T32] INFO: task kworker/0:517:4724 blocked for more than 467 seconds. [ 1340.531272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.531351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.531400][ T32] task:kworker/0:517 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.531550][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.531658][ T32] Call trace: [ 1340.531775][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.531892][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:85400c00 [ 1340.531976][ T32] r4:85400c00 [ 1340.532099][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.532255][ T32] r5:85400c00 r4:8291a680 [ 1340.532378][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.532473][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.532562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1340.532629][ T32] r4:00000000 [ 1340.532681][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.532775][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.532853][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.532948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b2c0 [ 1340.548626][ T32] r4:00000000 [ 1340.548767][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.548913][ T32] r9:83018005 r8:85400c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1340.548983][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.549100][ T32] r5:00001000 r4:eade9000 [ 1340.549180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.549326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.549459][ T32] r5:852b038c r4:852b0000 [ 1340.549513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.549636][ T32] r7:dddced80 r6:83018000 r5:852b038c r4:85427280 [ 1340.549690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.549789][ T32] r10:61c88647 r9:85400c00 r8:854272ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.549870][ T32] r4:85427280 [ 1340.549939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.550051][ T32] r10:00000000 r9:85427280 r8:80287e08 r7:eb29de60 r6:853a0900 r5:85400c00 [ 1340.550121][ T32] r4:00000001 [ 1340.550168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.550260][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1340.550328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.550386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.550447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.550551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.550610][ T32] r4:8542b080 [ 1340.551312][ T32] INFO: task kworker/0:517:4724 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.551424][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.551605][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.551712][ T32] Call trace: [ 1340.551811][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.551968][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.552041][ T32] r4:00000000 [ 1340.552096][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.552182][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.552247][ T32] 1d20: b870a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.552335][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.552391][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.552448][ T32] r5:80050013 r4:80239bb0 [ 1340.552547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.552691][ T32] r4:82ac21e4 [ 1340.552759][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.552850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.552933][ T32] r4:e0431dc0 [ 1340.567056][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.567329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.567424][ T32] r4:00000000 [ 1340.567490][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.567621][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.567678][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.567790][ T32] r5:00001000 r4:e0439000 [ 1340.567889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.567996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.568098][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.568150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.568270][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.568335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.568436][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.568487][ T32] r4:84aeca80 [ 1340.568534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.568632][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.568686][ T32] r4:00000001 [ 1340.568745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.568834][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.568901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.568981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.569074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.569146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.569232][ T32] r4:84b0e0c0 [ 1340.569336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.569407][ T32] INFO: task kworker/0:518:4726 blocked for more than 467 seconds. [ 1340.569480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.569538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.569591][ T32] task:kworker/0:518 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.569735][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.569857][ T32] Call trace: [ 1340.569980][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.570105][ T32] r10:8291a684 r9:eb2b5d84 r8:00000002 r7:60000113 r6:eb2b5d8c r5:85402400 [ 1340.570160][ T32] r4:85402400 [ 1340.570209][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.570299][ T32] r5:85402400 r4:8291a680 [ 1340.570359][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.570449][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.570536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 1340.570582][ T32] r4:00000000 [ 1340.570625][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.570702][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.570776][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.570864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b380 [ 1340.570972][ T32] r4:00000000 [ 1340.571045][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.571171][ T32] r9:83018005 r8:85402400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1340.571222][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.571313][ T32] r5:00001000 r4:eaf71000 [ 1340.571370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.571450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.571538][ T32] r5:852b078c r4:852b0400 [ 1340.571581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.571676][ T32] r7:dddced80 r6:83018000 r5:852b078c r4:85427300 [ 1340.571722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.571820][ T32] r10:61c88647 r9:85402400 r8:8542732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.571879][ T32] r4:85427300 [ 1340.571927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.572030][ T32] r10:00000000 r9:85427300 r8:80287e08 r7:eb29de60 r6:853a0980 r5:85402400 [ 1340.572085][ T32] r4:00000001 [ 1340.572134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.572217][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1340.572279][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.572375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.572455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.572525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.572576][ T32] r4:8542b200 [ 1340.592106][ T32] INFO: task kworker/0:518:4726 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.592288][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.592489][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.592630][ T32] Call trace: [ 1340.592749][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.592869][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.592924][ T32] r4:00000000 [ 1340.597830][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.598011][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.598092][ T32] 1d20: b8a4c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.598163][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.598227][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.598285][ T32] r5:80050013 r4:80239bb0 [ 1340.598346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.598445][ T32] r4:82ac21e4 [ 1340.598495][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.598593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.598663][ T32] r4:e0431dc0 [ 1340.598738][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.598866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.598935][ T32] r4:00000000 [ 1340.599006][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.599119][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.599215][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.599342][ T32] r5:00001000 r4:e0439000 [ 1340.599395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.599486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.599585][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.599636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.599765][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.599845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.599953][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.600008][ T32] r4:84aeca80 [ 1340.600056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.600180][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.600241][ T32] r4:00000001 [ 1340.600288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.600383][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.600448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.600512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.600579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.600665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.600723][ T32] r4:84b0e0c0 [ 1340.600779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.600846][ T32] INFO: task kworker/0:519:4728 blocked for more than 467 seconds. [ 1340.600918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.600977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.601048][ T32] task:kworker/0:519 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.601177][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.601278][ T32] Call trace: [ 1340.601390][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.601495][ T32] r10:8291a684 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:85401800 [ 1340.601553][ T32] r4:85401800 [ 1340.601601][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.601693][ T32] r5:85401800 r4:8291a680 [ 1340.601740][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.601828][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.601920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1340.601973][ T32] r4:00000000 [ 1340.602040][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.602123][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.602198][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.602291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b580 [ 1340.602367][ T32] r4:00000000 [ 1340.602419][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.602508][ T32] r9:83018005 r8:85401800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1340.602558][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.602650][ T32] r5:00001000 r4:eaf83000 [ 1340.602720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.602809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.602928][ T32] r5:852b0b8c r4:852b0800 [ 1340.603032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.618280][ T32] r7:dddced80 r6:83018000 r5:852b0b8c r4:85427380 [ 1340.618432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.618514][ T32] r10:61c88647 r9:85401800 r8:854273ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.618563][ T32] r4:85427380 [ 1340.618587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.618636][ T32] r10:00000000 r9:85427380 r8:80287e08 r7:eb29de60 r6:853a0a00 r5:85401800 [ 1340.618659][ T32] r4:00000001 [ 1340.618678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.618715][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1340.618745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.618796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.618846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.618900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.618945][ T32] r4:8542b3c0 [ 1340.619376][ T32] INFO: task kworker/0:519:4728 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.619420][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.619517][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.619598][ T32] Call trace: [ 1340.619653][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.619729][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.619756][ T32] r4:00000000 [ 1340.619776][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.619818][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.619846][ T32] 1d20: b8be9000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.619898][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.619926][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.619972][ T32] r5:80050013 r4:80239bb0 [ 1340.619995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.620047][ T32] r4:82ac21e4 [ 1340.620070][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.620112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.620133][ T32] r4:e0431dc0 [ 1340.620187][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.620253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.620278][ T32] r4:00000000 [ 1340.620298][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.620354][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.620376][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.620419][ T32] r5:00001000 r4:e0439000 [ 1340.620455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.620511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.620588][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.620641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.620690][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.620721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.620790][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.620816][ T32] r4:84aeca80 [ 1340.620834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.620879][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.620901][ T32] r4:00000001 [ 1340.620920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.620954][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.621000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.621032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.621058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.621086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.621108][ T32] r4:84b0e0c0 [ 1340.621129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.621157][ T32] INFO: task kworker/0:520:4730 blocked for more than 467 seconds. [ 1340.621214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.621253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.621275][ T32] task:kworker/0:520 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.621374][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.621417][ T32] Call trace: [ 1340.621447][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.621516][ T32] r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:85400000 [ 1340.621564][ T32] r4:85400000 [ 1340.621588][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.621631][ T32] r5:85400000 r4:8291a680 [ 1340.621650][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.621687][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.621727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1340.621749][ T32] r4:00000000 [ 1340.621768][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.621823][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.621870][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.621913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b680 [ 1340.621955][ T32] r4:00000000 [ 1340.621977][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.622022][ T32] r9:83018005 r8:85400000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1340.622052][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.622109][ T32] r5:00001000 r4:eaf8d000 [ 1340.622131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.622170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.622210][ T32] r5:852b0f8c r4:852b0c00 [ 1340.622251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.622301][ T32] r7:dddced80 r6:83018000 r5:852b0f8c r4:85427400 [ 1340.622327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.622373][ T32] r10:61c88647 r9:85400000 r8:8542742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.622396][ T32] r4:85427400 [ 1340.622425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.622472][ T32] r10:00000000 r9:85427400 r8:80287e08 r7:eb29de60 r6:853a0a80 r5:85400000 [ 1340.622494][ T32] r4:00000001 [ 1340.622512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.622568][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1340.622597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.622657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.622717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.622808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.622876][ T32] r4:8542b4c0 [ 1340.637256][ T32] INFO: task kworker/0:520:4730 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.637462][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.637633][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.637760][ T32] Call trace: [ 1340.637827][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.637936][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.637990][ T32] r4:00000000 [ 1340.638035][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.638126][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.638188][ T32] 1d20: b8c70000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.638267][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.638335][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.638408][ T32] r5:80050013 r4:80239bb0 [ 1340.638473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.638598][ T32] r4:82ac21e4 [ 1340.638654][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.638768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.638835][ T32] r4:e0431dc0 [ 1340.638878][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.638972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.639032][ T32] r4:00000000 [ 1340.639109][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.639223][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.639293][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.639408][ T32] r5:00001000 r4:e0439000 [ 1340.639473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.639575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.639670][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.639722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.639845][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.639912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.640020][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.640074][ T32] r4:84aeca80 [ 1340.640124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.640221][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.640268][ T32] r4:00000001 [ 1340.640365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.640462][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.640523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.640583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.640639][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.640689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.640712][ T32] r4:84b0e0c0 [ 1340.640738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.640778][ T32] INFO: task kworker/0:521:4732 blocked for more than 467 seconds. [ 1340.640826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.640857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.640900][ T32] task:kworker/0:521 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.640997][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.641054][ T32] Call trace: [ 1340.641126][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.641197][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000013 r6:eb2d5d8c r5:85404800 [ 1340.641223][ T32] r4:85404800 [ 1340.641244][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.641312][ T32] r5:85404800 r4:8291a680 [ 1340.641363][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.641408][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.641450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1340.641473][ T32] r4:00000000 [ 1340.641556][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.641616][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.641654][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.641695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b740 [ 1340.641717][ T32] r4:00000000 [ 1340.641756][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.641824][ T32] r9:83018005 r8:85404800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1340.641850][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.641892][ T32] r5:00001000 r4:eafaf000 [ 1340.641911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.641958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.642025][ T32] r5:852b138c r4:852b1000 [ 1340.642057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.642107][ T32] r7:dddced80 r6:83018000 r5:852b138c r4:85427480 [ 1340.642127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.642195][ T32] r10:61c88647 r9:85404800 r8:854274ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.642241][ T32] r4:85427480 [ 1340.642284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.642336][ T32] r10:00000000 r9:85427480 r8:80287e08 r7:eb29de60 r6:853a0b00 r5:85404800 [ 1340.642383][ T32] r4:00000001 [ 1340.642406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.642453][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1340.642505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.642535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.642570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.642600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.642649][ T32] r4:8542b600 [ 1340.663972][ T32] INFO: task kworker/0:521:4732 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.664156][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.664360][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.664505][ T32] Call trace: [ 1340.664617][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.664730][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.664784][ T32] r4:00000000 [ 1340.664830][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.664917][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.664975][ T32] 1d20: b8f29000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.665037][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.665109][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.665164][ T32] r5:80050013 r4:80239bb0 [ 1340.665237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.665360][ T32] r4:82ac21e4 [ 1340.665412][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.665523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.665584][ T32] r4:e0431dc0 [ 1340.665631][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.665725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.665794][ T32] r4:00000000 [ 1340.665847][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.665947][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.666000][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.666093][ T32] r5:00001000 r4:e0439000 [ 1340.666146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.666248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.666350][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.666400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.666521][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.666578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.666720][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.666825][ T32] r4:84aeca80 [ 1340.666880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.666978][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.667028][ T32] r4:00000001 [ 1340.667074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.667150][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.667210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.667270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.667332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.667441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.667504][ T32] r4:84b0e0c0 [ 1340.667554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.667626][ T32] INFO: task kworker/0:522:4734 blocked for more than 467 seconds. [ 1340.667718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.667782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.667833][ T32] task:kworker/0:522 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.667949][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.668075][ T32] Call trace: [ 1340.668187][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.668301][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000113 r6:eb2d9d8c r5:85403c00 [ 1340.668380][ T32] r4:85403c00 [ 1340.668454][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.668559][ T32] r5:85403c00 r4:8291a680 [ 1340.668609][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.668694][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.668785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1340.668841][ T32] r4:00000000 [ 1340.668910][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.669015][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.669109][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.669206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542bb00 [ 1340.669258][ T32] r4:00000000 [ 1340.669384][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.669492][ T32] r9:83018005 r8:85403c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1340.669546][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.669651][ T32] r5:00001000 r4:e0069000 [ 1340.669706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.669809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.669918][ T32] r5:852b1f8c r4:852b1c00 [ 1340.670005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.670109][ T32] r7:dddced80 r6:83018000 r5:852b1f8c r4:85427500 [ 1340.670158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.670253][ T32] r10:61c88647 r9:85403c00 r8:8542752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.670351][ T32] r4:85427500 [ 1340.670413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.670510][ T32] r10:00000000 r9:85427500 r8:80287e08 r7:eb29de60 r6:853a0b80 r5:85403c00 [ 1340.670560][ T32] r4:00000001 [ 1340.670623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.670707][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1340.670785][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.670864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.670952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.671021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.671111][ T32] r4:8542b600 [ 1340.671737][ T32] INFO: task kworker/0:522:4734 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.671820][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.671953][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.672070][ T32] Call trace: [ 1340.672181][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.672302][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.672400][ T32] r4:00000000 [ 1340.672468][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.672559][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.672629][ T32] 1d20: b8f29000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.672694][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.672752][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.672806][ T32] r5:80050013 r4:80239bb0 [ 1340.672854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.672955][ T32] r4:82ac21e4 [ 1340.703534][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.703776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.703839][ T32] r4:e0431dc0 [ 1340.703886][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.703985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.704030][ T32] r4:00000000 [ 1340.704101][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.704221][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.704291][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704407][ T32] r5:00001000 r4:e0439000 [ 1340.704456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.704540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704686][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.704743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.704864][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.704950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.705056][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.705113][ T32] r4:84aeca80 [ 1340.705159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.705255][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.705363][ T32] r4:00000001 [ 1340.705422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705509][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.705615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.705745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.705811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.705873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.705939][ T32] r4:84b0e0c0 [ 1340.706001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.706071][ T32] INFO: task kworker/0:523:4736 blocked for more than 467 seconds. [ 1340.706162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.706235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.706292][ T32] task:kworker/0:523 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.706424][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.706520][ T32] Call trace: [ 1340.706590][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.706725][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:85403000 [ 1340.706811][ T32] r4:85403000 [ 1340.706867][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.706960][ T32] r5:85403000 r4:8291a680 [ 1340.707012][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.707105][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.707197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1340.707279][ T32] r4:00000000 [ 1340.707337][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.707421][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.707544][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.707641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542b9c0 [ 1340.707688][ T32] r4:00000000 [ 1340.707727][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.707814][ T32] r9:83018005 r8:85403000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1340.707866][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.707957][ T32] r5:00001000 r4:dfc41000 [ 1340.708003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.708111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.708274][ T32] r5:852b1b8c r4:852b1800 [ 1340.708505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.708625][ T32] r7:dddced80 r6:83018000 r5:852b1b8c r4:85427580 [ 1340.708679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.708779][ T32] r10:61c88647 r9:85403000 r8:854275ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.708839][ T32] r4:85427580 [ 1340.708911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.709014][ T32] r10:00000000 r9:85427580 r8:80287e08 r7:eb2d9e60 r6:853a0c00 r5:85403000 [ 1340.709069][ T32] r4:00000001 [ 1340.709121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.709201][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1340.709264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.709409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.709494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.709578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.709657][ T32] r4:8542b600 [ 1340.710364][ T32] INFO: task kworker/0:523:4736 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.710460][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.710622][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.710716][ T32] Call trace: [ 1340.710784][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.710910][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.710982][ T32] r4:00000000 [ 1340.711033][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.711142][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.711248][ T32] 1d20: b9207000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.711352][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.711429][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.711487][ T32] r5:80050013 r4:80239bb0 [ 1340.711538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.711632][ T32] r4:82ac21e4 [ 1340.711678][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.711769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.711853][ T32] r4:e0431dc0 [ 1340.711918][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.712007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.712064][ T32] r4:00000000 [ 1340.712111][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.712214][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.712266][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.712363][ T32] r5:00001000 r4:e0439000 [ 1340.712411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.712496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.712583][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.712629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.712757][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.712814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.712971][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.741526][ T32] r4:84aeca80 [ 1340.741654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.741816][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.741878][ T32] r4:00000001 [ 1340.741928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.742017][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.742094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.742192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.742263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.742356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.742468][ T32] r4:84b0e0c0 [ 1340.742545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.742610][ T32] INFO: task kworker/0:524:4738 blocked for more than 467 seconds. [ 1340.742677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.742750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.742839][ T32] task:kworker/0:524 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.743534][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.743674][ T32] Call trace: [ 1340.743750][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.743859][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:85406c00 [ 1340.743937][ T32] r4:85406c00 [ 1340.743988][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.744092][ T32] r5:85406c00 r4:8291a680 [ 1340.744148][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.744234][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.744350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1340.744411][ T32] r4:00000000 [ 1340.744458][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.744537][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.744623][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.744721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c040 [ 1340.744796][ T32] r4:00000000 [ 1340.744853][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.744957][ T32] r9:83018005 r8:85406c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1340.745028][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.745132][ T32] r5:00001000 r4:eaa77000 [ 1340.745195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.745354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.745464][ T32] r5:852b338c r4:852b3000 [ 1340.745515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.745623][ T32] r7:dddced80 r6:83018000 r5:852b338c r4:85427600 [ 1340.745675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.745777][ T32] r10:61c88647 r9:85406c00 r8:8542762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.745832][ T32] r4:85427600 [ 1340.745883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.745983][ T32] r10:00000000 r9:85427600 r8:80287e08 r7:eb2d9e60 r6:853a0c80 r5:85406c00 [ 1340.746038][ T32] r4:00000001 [ 1340.746093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.746181][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1340.746245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.746306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.746396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.746494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.746553][ T32] r4:8542ba00 [ 1340.747246][ T32] INFO: task kworker/0:524:4738 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.747355][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.747500][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.747635][ T32] Call trace: [ 1340.747709][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.747812][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.747869][ T32] r4:00000000 [ 1340.747913][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.747999][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.748073][ T32] 1d20: b942e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.748140][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.748201][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.748255][ T32] r5:80050013 r4:80239bb0 [ 1340.748302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.748401][ T32] r4:82ac21e4 [ 1340.748449][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.748539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.748593][ T32] r4:e0431dc0 [ 1340.748637][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.748725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.748776][ T32] r4:00000000 [ 1340.748820][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.748921][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.748977][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.749124][ T32] r5:00001000 r4:e0439000 [ 1340.749200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.749332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.749440][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.749485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.749581][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.749630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.749746][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.749804][ T32] r4:84aeca80 [ 1340.749849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.749964][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.750026][ T32] r4:00000001 [ 1340.750098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.750187][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.750241][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.750340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.750407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.750470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.750520][ T32] r4:84b0e0c0 [ 1340.750568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.750640][ T32] INFO: task kworker/0:525:4741 blocked for more than 467 seconds. [ 1340.750729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.750787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.750833][ T32] task:kworker/0:525 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.750951][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.751053][ T32] Call trace: [ 1340.751165][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.751269][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:85406000 [ 1340.751351][ T32] r4:85406000 [ 1340.751418][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.751515][ T32] r5:85406000 r4:8291a680 [ 1340.751565][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.751656][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.751777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1340.751840][ T32] r4:00000000 [ 1340.751888][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.751974][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.752098][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.752202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542bc40 [ 1340.752274][ T32] r4:00000000 [ 1340.752364][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.752469][ T32] r9:83018005 r8:85406000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1340.752524][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.752635][ T32] r5:00001000 r4:e045f000 [ 1340.752706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.752829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.752928][ T32] r5:852b238c r4:852b2000 [ 1340.776385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.776636][ T32] r7:dddced80 r6:83018000 r5:852b238c r4:85427680 [ 1340.776694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.776798][ T32] r10:61c88647 r9:85406000 r8:854276ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.776851][ T32] r4:85427680 [ 1340.776900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.777048][ T32] r10:00000000 r9:85427680 r8:80287e08 r7:eb2e9e60 r6:853a0d00 r5:85406000 [ 1340.777121][ T32] r4:00000001 [ 1340.777168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.777281][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1340.777381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.777446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.777513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.777579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.777683][ T32] r4:8542bb40 [ 1340.778372][ T32] INFO: task kworker/0:525:4741 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.778474][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.778655][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.778797][ T32] Call trace: [ 1340.778887][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.778992][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.779142][ T32] r4:00000000 [ 1340.779208][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.779303][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.779382][ T32] 1d20: b969d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.779463][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.779526][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.779581][ T32] r5:80050013 r4:80239bb0 [ 1340.779635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.779730][ T32] r4:82ac21e4 [ 1340.779795][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.779891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.779944][ T32] r4:e0431dc0 [ 1340.779990][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.780086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.780141][ T32] r4:00000000 [ 1340.780199][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.780296][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.780370][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.780461][ T32] r5:00001000 r4:e0439000 [ 1340.780510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.780596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.780688][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.780736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.780864][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.780951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.781063][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.781139][ T32] r4:84aeca80 [ 1340.781200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.781333][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.781397][ T32] r4:00000001 [ 1340.781445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.781526][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.781588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.781699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.781786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.781855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.781946][ T32] r4:84b0e0c0 [ 1340.782013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.782097][ T32] INFO: task kworker/0:526:4742 blocked for more than 467 seconds. [ 1340.782211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.782300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.782386][ T32] task:kworker/0:526 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.782512][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.782616][ T32] Call trace: [ 1340.782705][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.782806][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:85408000 [ 1340.782859][ T32] r4:85408000 [ 1340.782931][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.802044][ T32] r5:85408000 r4:8291a680 [ 1340.802151][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.802282][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.802416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1340.802534][ T32] r4:00000000 [ 1340.802653][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.802743][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.802832][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.802920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542be40 [ 1340.803023][ T32] r4:00000000 [ 1340.813610][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.813795][ T32] r9:83018005 r8:85408000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1340.813854][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.813958][ T32] r5:00001000 r4:e065d000 [ 1340.814043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.814146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.814241][ T32] r5:852b278c r4:852b2400 [ 1340.814291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.814405][ T32] r7:dddced80 r6:83018000 r5:852b278c r4:85427700 [ 1340.814453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.814565][ T32] r10:61c88647 r9:85408000 r8:8542772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.814635][ T32] r4:85427700 [ 1340.814682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.814792][ T32] r10:00000000 r9:85427700 r8:80287e08 r7:eb2e9e60 r6:853a0d80 r5:85408000 [ 1340.814851][ T32] r4:00000001 [ 1340.814898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.814986][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1340.815101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.815171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.815234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.815298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.815356][ T32] r4:8542bc80 [ 1340.816093][ T32] INFO: task kworker/0:526:4742 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.816186][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.816363][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.816512][ T32] Call trace: [ 1340.816608][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.816719][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.816802][ T32] r4:00000000 [ 1340.816863][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.816949][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.817012][ T32] 1d20: b99ea000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.817096][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.817164][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.817246][ T32] r5:80050013 r4:80239bb0 [ 1340.817328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.817421][ T32] r4:82ac21e4 [ 1340.817472][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.817564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.817616][ T32] r4:e0431dc0 [ 1340.817686][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.817787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.817842][ T32] r4:00000000 [ 1340.817905][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.818016][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.818097][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.818220][ T32] r5:00001000 r4:e0439000 [ 1340.818275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.818372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.818472][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.818523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.818626][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.818680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.818802][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.818871][ T32] r4:84aeca80 [ 1340.818918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.819051][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.819134][ T32] r4:00000001 [ 1340.819183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.819266][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.819390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.819476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.819564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.819649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.819734][ T32] r4:84b0e0c0 [ 1340.819801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.819865][ T32] INFO: task kworker/0:527:4744 blocked for more than 467 seconds. [ 1340.819941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.820057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.820117][ T32] task:kworker/0:527 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.820219][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.820313][ T32] Call trace: [ 1340.820390][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.820489][ T32] r10:8291a684 r9:eb321d84 r8:00000002 r7:60000013 r6:eb321d8c r5:85409800 [ 1340.820544][ T32] r4:85409800 [ 1340.820589][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.820697][ T32] r5:85409800 r4:8291a680 [ 1340.820779][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.820886][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.820994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1340.821049][ T32] r4:00000000 [ 1340.821100][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.821201][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.821309][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.821426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85420500 [ 1340.821481][ T32] r4:00000000 [ 1340.821529][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.821626][ T32] r9:83018005 r8:85409800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1340.821677][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.821772][ T32] r5:00001000 r4:e0769000 [ 1340.821820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.821912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822006][ T32] r5:852b2b8c r4:852b2800 [ 1340.822093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.822216][ T32] r7:dddced80 r6:83018000 r5:852b2b8c r4:85427780 [ 1340.822279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.822404][ T32] r10:61c88647 r9:85409800 r8:854277ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.822462][ T32] r4:85427780 [ 1340.822510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.822608][ T32] r10:00000000 r9:85427780 r8:80287e08 r7:eb2e9e60 r6:853a0e00 r5:85409800 [ 1340.822656][ T32] r4:00000001 [ 1340.822714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.822796][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1340.822881][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.823026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.845441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.845557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.845616][ T32] r4:85420ec0 [ 1340.846327][ T32] INFO: task kworker/0:527:4744 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.846422][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.846643][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.846775][ T32] Call trace: [ 1340.846946][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.847112][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.847177][ T32] r4:00000000 [ 1340.847223][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.847323][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.847391][ T32] 1d20: b9b6f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.847451][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.847531][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.847591][ T32] r5:80050013 r4:80239bb0 [ 1340.847643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.847752][ T32] r4:82ac21e4 [ 1340.847805][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.847898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.847975][ T32] r4:e0431dc0 [ 1340.848029][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.848129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.848200][ T32] r4:00000000 [ 1340.848267][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.848381][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.848435][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.848555][ T32] r5:00001000 r4:e0439000 [ 1340.848608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.848701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.848789][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.848861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.848971][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.849026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.849134][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.849207][ T32] r4:84aeca80 [ 1340.849257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.849399][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.849483][ T32] r4:00000001 [ 1340.849538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.849620][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.849695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.849761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.849829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.849895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.849948][ T32] r4:84b0e0c0 [ 1340.849999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.850096][ T32] INFO: task kworker/0:528:4746 blocked for more than 467 seconds. [ 1340.850179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.850243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.850294][ T32] task:kworker/0:528 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.850480][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.850624][ T32] Call trace: [ 1340.850739][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.850868][ T32] r10:8291a684 r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:8540b000 [ 1340.850935][ T32] r4:8540b000 [ 1340.850985][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.851160][ T32] r5:8540b000 r4:8291a680 [ 1340.851227][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.851337][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.851437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1340.851519][ T32] r4:00000000 [ 1340.851571][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.851651][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.851744][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.851836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542bec0 [ 1340.851891][ T32] r4:00000000 [ 1340.851938][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.852038][ T32] r9:83018005 r8:8540b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1340.852093][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.852187][ T32] r5:00001000 r4:e4851000 [ 1340.852254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.852372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.852475][ T32] r5:852b2f8c r4:852b2c00 [ 1340.852544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.852647][ T32] r7:dddced80 r6:83018000 r5:852b2f8c r4:85427800 [ 1340.852696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.852803][ T32] r10:61c88647 r9:8540b000 r8:8542782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.852856][ T32] r4:85427800 [ 1340.852898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.883715][ T32] r10:00000000 r9:85427800 r8:80287e08 r7:eb2e9e60 r6:853a0e80 r5:8540b000 [ 1340.883878][ T32] r4:00000001 [ 1340.883932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.884050][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) [ 1340.884124][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.884192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.884268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.884336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.884393][ T32] r4:85420580 [ 1340.885084][ T32] INFO: task kworker/0:528:4746 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.885184][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.885427][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.885556][ T32] Call trace: [ 1340.885635][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.885742][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.885805][ T32] r4:00000000 [ 1340.885855][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.885945][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.886010][ T32] 1d20: b9e89000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.886102][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.886204][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.886290][ T32] r5:80050013 r4:80239bb0 [ 1340.886358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.886472][ T32] r4:82ac21e4 [ 1340.886522][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.886611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.886663][ T32] r4:e0431dc0 [ 1340.886729][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.886826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.886898][ T32] r4:00000000 [ 1340.886947][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.887042][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.887098][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.887188][ T32] r5:00001000 r4:e0439000 [ 1340.887233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.887344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.887449][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.887499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.887597][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.887651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.887754][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.887823][ T32] r4:84aeca80 [ 1340.887873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.887976][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.888048][ T32] r4:00000001 [ 1340.888095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.888177][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.888235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.888322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.888423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.888508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.888558][ T32] r4:84b0e0c0 [ 1340.888608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.888689][ T32] INFO: task kworker/0:529:4749 blocked for more than 467 seconds. [ 1340.888766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.888843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.888909][ T32] task:kworker/0:529 state:D stack:0 pid:4749 tgid:4749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.889023][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.889122][ T32] Call trace: [ 1340.889192][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.889339][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:8540a400 [ 1340.889417][ T32] r4:8540a400 [ 1340.889470][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.889565][ T32] r5:8540a400 r4:8291a680 [ 1340.889612][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.889696][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.889795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1340.889880][ T32] r4:00000000 [ 1340.889939][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.890047][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.890136][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.890227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c480 [ 1340.890284][ T32] r4:00000000 [ 1340.890359][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.890466][ T32] r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1340.890543][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.890666][ T32] r5:00001000 r4:eab05000 [ 1340.890725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.890834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.890930][ T32] r5:852b3f8c r4:852b3c00 [ 1340.890979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.891118][ T32] r7:dddced80 r6:83018000 r5:852b3f8c r4:85427880 [ 1340.891173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.891300][ T32] r10:61c88647 r9:8540a400 r8:854278ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.891369][ T32] r4:85427880 [ 1340.891431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.891531][ T32] r10:00000000 r9:85427880 r8:80287e08 r7:eb2e9e60 r6:853a0f00 r5:8540a400 [ 1340.891585][ T32] r4:00000001 [ 1340.891631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.891736][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1340.891794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.891869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.891937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.892003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.892074][ T32] r4:8544c000 [ 1340.892526][ T32] INFO: task kworker/0:529:4749 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.892624][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.892778][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.892880][ T32] Call trace: [ 1340.918495][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.918747][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.918809][ T32] r4:00000000 [ 1340.918859][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.918958][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.919090][ T32] 1d20: ba154000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.919190][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.919256][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.919325][ T32] r5:80050013 r4:80239bb0 [ 1340.919372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.919476][ T32] r4:82ac21e4 [ 1340.919541][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.919649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.919726][ T32] r4:e0431dc0 [ 1340.919810][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.919917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.920009][ T32] r4:00000000 [ 1340.920093][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.920202][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.920254][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.920361][ T32] r5:00001000 r4:e0439000 [ 1340.920450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.920553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.920695][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.920819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.920928][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.920981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.921083][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.921135][ T32] r4:84aeca80 [ 1340.921176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.921272][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.921364][ T32] r4:00000001 [ 1340.921411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.921489][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.921574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.921650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.921713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.921775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.921822][ T32] r4:84b0e0c0 [ 1340.921873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.921950][ T32] INFO: task kworker/0:530:4750 blocked for more than 467 seconds. [ 1340.922024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.922096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.922159][ T32] task:kworker/0:530 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.922355][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.922465][ T32] Call trace: [ 1340.922562][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.922674][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:84878c00 [ 1340.922728][ T32] r4:84878c00 [ 1340.922775][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.922867][ T32] r5:84878c00 r4:8291a680 [ 1340.922932][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.931490][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.931670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1340.931725][ T32] r4:00000000 [ 1340.931773][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.931855][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.931965][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.932060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c180 [ 1340.932113][ T32] r4:00000000 [ 1340.932158][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.932254][ T32] r9:83018005 r8:84878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.932326][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.932428][ T32] r5:00001000 r4:eaabb000 [ 1340.932473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.932565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.932653][ T32] r5:852b378c r4:852b3400 [ 1340.932709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.932805][ T32] r7:dddced80 r6:83018000 r5:852b378c r4:85427900 [ 1340.932852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.933125][ T32] r10:61c88647 r9:84878c00 r8:8542792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.937150][ T32] r4:85427900 [ 1340.937224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.937380][ T32] r10:00000000 r9:85427900 r8:80287e08 r7:eb335e60 r6:85427980 r5:84878c00 [ 1340.937451][ T32] r4:00000001 [ 1340.937503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.937586][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1340.937652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.937712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.937772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.937834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.937887][ T32] r4:8544c2c0 [ 1340.938622][ T32] INFO: task kworker/0:530:4750 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.938723][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.938877][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.939012][ T32] Call trace: [ 1340.939111][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.939225][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.939279][ T32] r4:00000000 [ 1340.939339][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.939431][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.939498][ T32] 1d20: ba154000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.939568][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.939629][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.939703][ T32] r5:80050013 r4:80239bb0 [ 1340.939760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.939851][ T32] r4:82ac21e4 [ 1340.939901][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.940012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.940070][ T32] r4:e0431dc0 [ 1340.940116][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.940212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.940266][ T32] r4:00000000 [ 1340.940340][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.940505][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.940578][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.940680][ T32] r5:00001000 r4:e0439000 [ 1340.940747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.940831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.940922][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.940971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.941073][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.941129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.941228][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.941280][ T32] r4:84aeca80 [ 1340.941354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.941457][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.941531][ T32] r4:00000001 [ 1340.941585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.941665][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.941725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.941807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.941881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.941964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.942047][ T32] r4:84b0e0c0 [ 1340.942106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.942172][ T32] INFO: task kworker/0:531:4753 blocked for more than 467 seconds. [ 1340.942268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.942341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.942420][ T32] task:kworker/0:531 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.942538][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.942634][ T32] Call trace: [ 1340.942712][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.942817][ T32] r10:8291a684 r9:eb331d84 r8:00000002 r7:60000113 r6:eb331d8c r5:84879800 [ 1340.942869][ T32] r4:84879800 [ 1340.942916][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.943003][ T32] r5:84879800 r4:8291a680 [ 1340.943178][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.973752][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.973958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1340.974033][ T32] r4:00000000 [ 1340.974084][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.974166][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.974255][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.974394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c300 [ 1340.974453][ T32] r4:00000000 [ 1340.974499][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.974605][ T32] r9:83018005 r8:84879800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1340.974675][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.974778][ T32] r5:00001000 r4:eaae5000 [ 1340.974824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.974922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.975016][ T32] r5:852b3b8c r4:852b3800 [ 1340.975123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.975242][ T32] r7:dddced80 r6:83018000 r5:852b3b8c r4:85427a00 [ 1340.975324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.975463][ T32] r10:61c88647 r9:84879800 r8:85427a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.975520][ T32] r4:85427a00 [ 1340.975565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.975658][ T32] r10:00000000 r9:85427a00 r8:80287e08 r7:eb335e60 r6:85427a80 r5:84879800 [ 1340.975711][ T32] r4:00000001 [ 1340.975758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.975841][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1340.975908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.975970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.976059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.976134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.976190][ T32] r4:8544c440 [ 1340.976953][ T32] INFO: task kworker/0:531:4753 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1340.977059][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.977265][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.977446][ T32] Call trace: [ 1340.977541][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.977773][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1340.977840][ T32] r4:00000000 [ 1340.977891][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.977981][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1340.978052][ T32] 1d20: ba532000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1340.978134][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1340.978193][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.978249][ T32] r5:80050013 r4:80239bb0 [ 1340.978325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.978436][ T32] r4:82ac21e4 [ 1340.978486][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.978599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1340.978658][ T32] r4:e0431dc0 [ 1340.978734][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.978835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1340.978907][ T32] r4:00000000 [ 1340.978970][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.979135][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1340.979211][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.979324][ T32] r5:00001000 r4:e0439000 [ 1340.979378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.979463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.979563][ T32] r5:84b4ef8c r4:84b4ec00 [ 1340.979615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.979715][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1340.979808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.979915][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.980040][ T32] r4:84aeca80 [ 1340.980106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.980220][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1340.980291][ T32] r4:00000001 [ 1340.980358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.980490][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1340.980558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.980638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.980726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.980799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.980875][ T32] r4:84b0e0c0 [ 1340.980936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.981002][ T32] INFO: task kworker/0:532:4756 blocked for more than 467 seconds. [ 1340.981079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.981139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.981188][ T32] task:kworker/0:532 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.981355][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.981457][ T32] Call trace: [ 1340.981545][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1340.981654][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000113 r6:eb339d8c r5:8487a400 [ 1340.981705][ T32] r4:8487a400 [ 1340.981772][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.981866][ T32] r5:8487a400 r4:8291a680 [ 1340.981915][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.982004][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.982115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1340.982180][ T32] r4:00000000 [ 1340.982273][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1340.982373][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1340.982458][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1340.982549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c540 [ 1340.982605][ T32] r4:00000000 [ 1340.982661][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1340.982766][ T32] r9:83018005 r8:8487a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.982826][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.982913][ T32] r5:00001000 r4:eab35000 [ 1340.982956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.003687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.003855][ T32] r5:8546038c r4:85460000 [ 1341.003908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.004012][ T32] r7:dddced80 r6:83018000 r5:8546038c r4:85427b00 [ 1341.004087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.004210][ T32] r10:61c88647 r9:8487a400 r8:85427b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.004277][ T32] r4:85427b00 [ 1341.004351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.004467][ T32] r10:00000000 r9:85427b00 r8:80287e08 r7:eb335e60 r6:85427b80 r5:8487a400 [ 1341.004521][ T32] r4:00000001 [ 1341.004581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.004667][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1341.004761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.004844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.004936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.005017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.005070][ T32] r4:8544c800 [ 1341.005765][ T32] INFO: task kworker/0:532:4756 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.005842][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.006071][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.006159][ T32] Call trace: [ 1341.006246][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.006346][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.006388][ T32] r4:00000000 [ 1341.006424][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.006496][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.006547][ T32] 1d20: ba565000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.006600][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.006645][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.006690][ T32] r5:80050013 r4:80239bb0 [ 1341.006727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.006800][ T32] r4:82ac21e4 [ 1341.006848][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.006922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.006963][ T32] r4:e0431dc0 [ 1341.006999][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.007101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.007150][ T32] r4:00000000 [ 1341.007227][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.007321][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.007365][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.007440][ T32] r5:00001000 r4:e0439000 [ 1341.007491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.007633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.007756][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.007799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.008022][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.008077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.008164][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.008206][ T32] r4:84aeca80 [ 1341.008244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.008334][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.008385][ T32] r4:00000001 [ 1341.008421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.008486][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.008533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.008607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.008662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.008808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.008880][ T32] r4:84b0e0c0 [ 1341.008925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.008995][ T32] INFO: task kworker/0:533:4757 blocked for more than 467 seconds. [ 1341.009073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.009131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.009172][ T32] task:kworker/0:533 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.009429][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.009517][ T32] Call trace: [ 1341.009579][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.009738][ T32] r10:8291a684 r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:8487b000 [ 1341.009830][ T32] r4:8487b000 [ 1341.009874][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.009950][ T32] r5:8487b000 r4:8291a680 [ 1341.009989][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.010063][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.010189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb341e08 [ 1341.010245][ T32] r4:00000000 [ 1341.010282][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.010354][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.010461][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.010677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544cd80 [ 1341.010793][ T32] r4:00000000 [ 1341.010838][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.010917][ T32] r9:83018005 r8:8487b000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1341.010960][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.011105][ T32] r5:00001000 r4:eadf3000 [ 1341.011150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.011223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.011301][ T32] r5:8546138c r4:85461000 [ 1341.011345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.011430][ T32] r7:dddced80 r6:83018000 r5:8546138c r4:85427c00 [ 1341.011478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.011561][ T32] r10:61c88647 r9:8487b000 r8:85427c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.011672][ T32] r4:85427c00 [ 1341.011714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.011795][ T32] r10:00000000 r9:85427c00 r8:80287e08 r7:eb339e60 r6:85427c80 r5:8487b000 [ 1341.011836][ T32] r4:00000001 [ 1341.011893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.011964][ T32] Exception stack(0xeb341fb0 to 0xeb341ff8) [ 1341.012093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.012179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.012234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.012333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.012405][ T32] r4:8544c580 [ 1341.012791][ T32] INFO: task kworker/0:533:4757 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.012876][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.013011][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.047159][ T32] Call trace: [ 1341.047337][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.047495][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.047555][ T32] r4:00000000 [ 1341.047622][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.047716][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.047787][ T32] 1d20: baa9c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.047859][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.047919][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.047973][ T32] r5:80050013 r4:80239bb0 [ 1341.048024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.048135][ T32] r4:82ac21e4 [ 1341.048200][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.048367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.048455][ T32] r4:e0431dc0 [ 1341.048507][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.048611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.048665][ T32] r4:00000000 [ 1341.048877][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.049008][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.049099][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.049208][ T32] r5:00001000 r4:e0439000 [ 1341.049259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.049396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.049569][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.049626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.049723][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.049788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.049962][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.050107][ T32] r4:84aeca80 [ 1341.050167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.050273][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.050336][ T32] r4:00000001 [ 1341.050384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.050461][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.050541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.050613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.050706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.050785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.050859][ T32] r4:84b0e0c0 [ 1341.050922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.051001][ T32] INFO: task kworker/0:534:4759 blocked for more than 467 seconds. [ 1341.051136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.051209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.051289][ T32] task:kworker/0:534 state:D stack:0 pid:4759 tgid:4759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.051478][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.051629][ T32] Call trace: [ 1341.051741][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.051844][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000013 r6:eb345d8c r5:8487bc00 [ 1341.051896][ T32] r4:8487bc00 [ 1341.051945][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.052044][ T32] r5:8487bc00 r4:8291a680 [ 1341.052150][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.052254][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.052357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 1341.052431][ T32] r4:00000000 [ 1341.052505][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.052589][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.052717][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.052814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c6c0 [ 1341.052875][ T32] r4:00000000 [ 1341.052920][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.063697][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1341.063846][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.063992][ T32] r5:00001000 r4:eab53000 [ 1341.064104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.064232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.064370][ T32] r5:8546078c r4:85460400 [ 1341.064478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.064600][ T32] r7:dddced80 r6:83018000 r5:8546078c r4:85427d00 [ 1341.064651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.064786][ T32] r10:61c88647 r9:8487bc00 r8:85427d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.064850][ T32] r4:85427d00 [ 1341.064907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.065020][ T32] r10:00000000 r9:85427d00 r8:80287e08 r7:eb341e60 r6:85427d80 r5:8487bc00 [ 1341.065069][ T32] r4:00000001 [ 1341.065119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.065203][ T32] Exception stack(0xeb345fb0 to 0xeb345ff8) [ 1341.065303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.065444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.065526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.065665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.065728][ T32] r4:8544ca00 [ 1341.066399][ T32] INFO: task kworker/0:534:4759 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.066472][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.066813][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.066899][ T32] Call trace: [ 1341.066975][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.067069][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.067113][ T32] r4:00000000 [ 1341.067149][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.067244][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.067302][ T32] 1d20: baa9c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.067385][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.067458][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.067506][ T32] r5:80050013 r4:80239bb0 [ 1341.067545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.067621][ T32] r4:82ac21e4 [ 1341.067681][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.067764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.067806][ T32] r4:e0431dc0 [ 1341.067841][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.067916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.067958][ T32] r4:00000000 [ 1341.067994][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.068254][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.068345][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.068429][ T32] r5:00001000 r4:e0439000 [ 1341.068466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.068538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.068636][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.068678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.068765][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.068807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.068892][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.068935][ T32] r4:84aeca80 [ 1341.068998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.069093][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.069138][ T32] r4:00000001 [ 1341.069176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.069242][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.069326][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.069396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.069445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.069496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.069582][ T32] r4:84b0e0c0 [ 1341.069632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.069683][ T32] INFO: task kworker/0:535:4761 blocked for more than 467 seconds. [ 1341.069742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.069789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.069851][ T32] task:kworker/0:535 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.069960][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.070070][ T32] Call trace: [ 1341.070141][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.070242][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:8487c800 [ 1341.070351][ T32] r4:8487c800 [ 1341.070441][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.070542][ T32] r5:8487c800 r4:8291a680 [ 1341.070584][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.070730][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.070826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1341.070884][ T32] r4:00000000 [ 1341.070930][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.070995][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.071100][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.071186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544c8c0 [ 1341.071252][ T32] r4:00000000 [ 1341.071306][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.071396][ T32] r9:83018005 r8:8487c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1341.071482][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.071594][ T32] r5:00001000 r4:eab79000 [ 1341.071707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.071793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.071870][ T32] r5:85460b8c r4:85460800 [ 1341.071931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.072074][ T32] r7:dddced80 r6:83018000 r5:85460b8c r4:85427e00 [ 1341.072152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.072246][ T32] r10:61c88647 r9:8487c800 r8:85427e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.072351][ T32] r4:85427e00 [ 1341.072395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.072480][ T32] r10:00000000 r9:85427e00 r8:80287e08 r7:eb341e60 r6:85427e80 r5:8487c800 [ 1341.072522][ T32] r4:00000001 [ 1341.072557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.072623][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1341.072672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.072742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.072797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.072853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.072894][ T32] r4:8544c880 [ 1341.107626][ T32] INFO: task kworker/0:535:4761 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.107859][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.108062][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.108225][ T32] Call trace: [ 1341.108338][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.108467][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.108525][ T32] r4:00000000 [ 1341.108594][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.108693][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.108780][ T32] 1d20: bad81000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.108858][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.108918][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.108975][ T32] r5:80050013 r4:80239bb0 [ 1341.109032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.109129][ T32] r4:82ac21e4 [ 1341.109179][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.109277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.109374][ T32] r4:e0431dc0 [ 1341.109424][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.109523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.109578][ T32] r4:00000000 [ 1341.109656][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.109769][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.109854][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.109978][ T32] r5:00001000 r4:e0439000 [ 1341.110047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.110162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.110289][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.110367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.110479][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.110532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.110634][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.110687][ T32] r4:84aeca80 [ 1341.110789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.110928][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.110990][ T32] r4:00000001 [ 1341.111040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.111154][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.111237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.111312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.111402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.111478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.111539][ T32] r4:84b0e0c0 [ 1341.111596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.111665][ T32] INFO: task kworker/0:536:4763 blocked for more than 467 seconds. [ 1341.111736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.111791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.111838][ T32] task:kworker/0:536 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.111930][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.112027][ T32] Call trace: [ 1341.112097][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.112199][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000113 r6:eb34dd8c r5:8487d400 [ 1341.112254][ T32] r4:8487d400 [ 1341.112303][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.112403][ T32] r5:8487d400 r4:8291a680 [ 1341.112467][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.112521][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.112565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1341.112617][ T32] r4:00000000 [ 1341.112667][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.112746][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.112857][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.113031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544ca40 [ 1341.126784][ T32] r4:00000000 [ 1341.126879][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.127012][ T32] r9:83018005 r8:8487d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1341.127086][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.127188][ T32] r5:00001000 r4:eab97000 [ 1341.127239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.127354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.127451][ T32] r5:85460f8c r4:85460c00 [ 1341.127552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.127699][ T32] r7:dddced80 r6:83018000 r5:85460f8c r4:85427f00 [ 1341.127772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.127901][ T32] r10:61c88647 r9:8487d400 r8:85427f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.127974][ T32] r4:85427f00 [ 1341.128042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.128145][ T32] r10:00000000 r9:85427f00 r8:80287e08 r7:eb341e60 r6:85427f80 r5:8487d400 [ 1341.128199][ T32] r4:00000001 [ 1341.128249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.128360][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1341.128445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.128533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.128635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.128717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.128773][ T32] r4:8544c980 [ 1341.129485][ T32] INFO: task kworker/0:536:4763 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.129582][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.129737][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.129882][ T32] Call trace: [ 1341.129965][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.130072][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.130127][ T32] r4:00000000 [ 1341.130157][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.130230][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.130264][ T32] 1d20: bae05000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.130326][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.130383][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.130435][ T32] r5:80050013 r4:80239bb0 [ 1341.130487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.130533][ T32] r4:82ac21e4 [ 1341.130555][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.130598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.130621][ T32] r4:e0431dc0 [ 1341.130640][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.130681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.130703][ T32] r4:00000000 [ 1341.130722][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.130815][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.130871][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.130935][ T32] r5:00001000 r4:e0439000 [ 1341.130957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.130997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.131039][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.131059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.131130][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.131152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.131198][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.131233][ T32] r4:84aeca80 [ 1341.131283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.131345][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.131370][ T32] r4:00000001 [ 1341.131389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.131450][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.131480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.131511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.131538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.131595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.131622][ T32] r4:84b0e0c0 [ 1341.131645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.131701][ T32] INFO: task kworker/0:537:4765 blocked for more than 467 seconds. [ 1341.131752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.131782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.131803][ T32] task:kworker/0:537 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.131848][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.131890][ T32] Call trace: [ 1341.131936][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.131983][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:8487ec00 [ 1341.132007][ T32] r4:8487ec00 [ 1341.132071][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.132119][ T32] r5:8487ec00 r4:8291a680 [ 1341.132140][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.132180][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.132220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1341.132241][ T32] r4:00000000 [ 1341.132260][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.132292][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.132365][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.132414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544ce80 [ 1341.132473][ T32] r4:00000000 [ 1341.132495][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.132539][ T32] r9:83018005 r8:8487ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.132559][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.132629][ T32] r5:00001000 r4:eae11000 [ 1341.132695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.132805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.132906][ T32] r5:8546178c r4:85461400 [ 1341.132949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.164235][ T32] r7:dddced80 r6:83018000 r5:8546178c r4:85499000 [ 1341.164342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.164495][ T32] r10:61c88647 r9:8487ec00 r8:8549902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.164557][ T32] r4:85499000 [ 1341.164611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.164724][ T32] r10:00000000 r9:85499000 r8:80287e08 r7:eb341e60 r6:85499080 r5:8487ec00 [ 1341.164776][ T32] r4:00000001 [ 1341.164822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.164934][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1341.165089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.165169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.165229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.165329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.165390][ T32] r4:8544cbc0 [ 1341.166122][ T32] INFO: task kworker/0:537:4765 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.166216][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.166373][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.166476][ T32] Call trace: [ 1341.166548][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.166654][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.166728][ T32] r4:00000000 [ 1341.166783][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.166869][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.166936][ T32] 1d20: bb0ae000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.167003][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.167077][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.167133][ T32] r5:80050013 r4:80239bb0 [ 1341.167178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.167275][ T32] r4:82ac21e4 [ 1341.167333][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.167424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.167474][ T32] r4:e0431dc0 [ 1341.167515][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.167621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.167682][ T32] r4:00000000 [ 1341.167730][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.167831][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.167881][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.167975][ T32] r5:00001000 r4:e0439000 [ 1341.168025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.168115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.168209][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.168258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.168370][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.168423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.168529][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.168582][ T32] r4:84aeca80 [ 1341.168626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.168728][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.168783][ T32] r4:00000001 [ 1341.168826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.168906][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.168962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.169027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.169120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.169191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.169270][ T32] r4:84b0e0c0 [ 1341.169360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.169428][ T32] INFO: task kworker/0:538:4767 blocked for more than 467 seconds. [ 1341.169504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.169565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.169618][ T32] task:kworker/0:538 state:D stack:0 pid:4767 tgid:4767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.169747][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.169828][ T32] Call trace: [ 1341.169895][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.169999][ T32] r10:8291a684 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:853c8c00 [ 1341.170059][ T32] r4:853c8c00 [ 1341.170111][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.170203][ T32] r5:853c8c00 r4:8291a680 [ 1341.170269][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.170371][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.170464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 [ 1341.170517][ T32] r4:00000000 [ 1341.170569][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.170647][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.170729][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.170819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457680 [ 1341.170870][ T32] r4:00000000 [ 1341.170919][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.171014][ T32] r9:83018005 r8:853c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1341.171090][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.171182][ T32] r5:00001000 r4:eaf33000 [ 1341.171230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.171316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.171423][ T32] r5:8546278c r4:85462400 [ 1341.171472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.171574][ T32] r7:dddced80 r6:83018000 r5:8546278c r4:85499100 [ 1341.171623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.171749][ T32] r10:61c88647 r9:853c8c00 r8:8549912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.171814][ T32] r4:85499100 [ 1341.171882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.171984][ T32] r10:00000000 r9:85499100 r8:80287e08 r7:eb355e60 r6:85499180 r5:853c8c00 [ 1341.172041][ T32] r4:00000001 [ 1341.172130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.172218][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) [ 1341.172280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.172353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.172417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.172481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.172532][ T32] r4:8544cfc0 [ 1341.172948][ T32] INFO: task kworker/0:538:4767 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.194112][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.194446][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.194586][ T32] Call trace: [ 1341.194658][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.194775][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.194830][ T32] r4:00000000 [ 1341.194879][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.195022][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.195108][ T32] 1d20: bb0eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.195202][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.195263][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.195328][ T32] r5:80050013 r4:80239bb0 [ 1341.195381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.195497][ T32] r4:82ac21e4 [ 1341.195554][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.195648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.195703][ T32] r4:e0431dc0 [ 1341.195748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.195860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.195929][ T32] r4:00000000 [ 1341.195976][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.196077][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.196134][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.196235][ T32] r5:00001000 r4:e0439000 [ 1341.196307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.196411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.196511][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.196562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.196661][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.196715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.196819][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.196869][ T32] r4:84aeca80 [ 1341.196915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.197033][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.197106][ T32] r4:00000001 [ 1341.197154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.197236][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.197319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.197415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.197476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.197626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.197694][ T32] r4:84b0e0c0 [ 1341.197747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.197811][ T32] INFO: task kworker/1:283:4770 blocked for more than 467 seconds. [ 1341.197885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.197943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.197992][ T32] task:kworker/1:283 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.198102][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.198197][ T32] Call trace: [ 1341.198348][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.198460][ T32] r10:8291a684 r9:eb351d84 r8:00000002 r7:60000013 r6:eb351d8c r5:8540d400 [ 1341.198542][ T32] r4:8540d400 [ 1341.198606][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.198702][ T32] r5:8540d400 r4:8291a680 [ 1341.198751][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.198834][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.198971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1341.199031][ T32] r4:00000000 [ 1341.199082][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.199161][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.199238][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.199373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85449900 [ 1341.199430][ T32] r4:00000000 [ 1341.199491][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.199589][ T32] r9:83018205 r8:8540d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1341.199657][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.199750][ T32] r5:00001000 r4:eae8f000 [ 1341.199796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.199877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.199982][ T32] r5:8532cf8c r4:8532cc00 [ 1341.200033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.200129][ T32] r7:ddde2d80 r6:83018200 r5:8532cf8c r4:853a0f80 [ 1341.200174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.200271][ T32] r10:61c88647 r9:8540d400 r8:853a0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.200325][ T32] r4:853a0f80 [ 1341.200369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.200491][ T32] r10:00000000 r9:853a0f80 r8:80287e08 r7:eb0f5e60 r6:8545a000 r5:8540d400 [ 1341.200547][ T32] r4:00000001 [ 1341.200607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.200688][ T32] Exception stack(0xeb351fb0 to 0xeb351ff8) [ 1341.200749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.200827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.200903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.200963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.201041][ T32] r4:85449d80 [ 1341.201806][ T32] INFO: task kworker/1:283:4770 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.201917][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.202101][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.202241][ T32] Call trace: [ 1341.202330][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.202444][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.202522][ T32] r4:00000000 [ 1341.202590][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.202696][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.202778][ T32] 1d20: bb0eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.202849][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.202942][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.227060][ T32] r5:80050013 r4:80239bb0 [ 1341.227270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.227445][ T32] r4:82ac21e4 [ 1341.227506][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.227599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.227675][ T32] r4:e0431dc0 [ 1341.227725][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.227826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.227882][ T32] r4:00000000 [ 1341.227930][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.228022][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.228079][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.228196][ T32] r5:00001000 r4:e0439000 [ 1341.228252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.228352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.228447][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.228521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.228631][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.228681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.228777][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.228831][ T32] r4:84aeca80 [ 1341.228880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.228983][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.229041][ T32] r4:00000001 [ 1341.229095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.229212][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.229483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.229561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.229621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.229687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.229738][ T32] r4:84b0e0c0 [ 1341.229793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.229877][ T32] INFO: task kworker/0:539:4772 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1341.230249][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1341.231464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457200 ** 12 printk messages dropped ** [ 1341.232709][ T32] r4:85499200 ** 11 printk messages dropped ** [ 1341.257221][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1341.258988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.259558][ T32] r4:84aeca80 [ 1341.259598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.259681][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.259723][ T32] r4:00000001 [ 1341.259782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.259854][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.259906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.259957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.260006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.260084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.260133][ T32] r4:84b0e0c0 [ 1341.260177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.260268][ T32] INFO: task kworker/1:284:4773 blocked for more than 467 seconds. [ 1341.260347][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.260413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.260458][ T32] task:kworker/1:284 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.260543][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.260646][ T32] Call trace: [ 1341.260778][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.260963][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:8540e000 [ 1341.261056][ T32] r4:8540e000 [ 1341.261105][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.261204][ T32] r5:8540e000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.261599][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.262375][ T32] r5:8532cb8c r4:8532c800 ** 7 printk messages dropped ** [ 1341.262832][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1341.287878][ T32] INFO: task kworker/1:284:4773 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 18 printk messages dropped ** [ 1341.289891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 16 printk messages dropped ** [ 1341.291367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1341.292695][ T32] r5:8540ec00 r4:8291a680 ** 8 printk messages dropped ** [ 1341.312263][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.313010][ T32] r5:8532e38c r4:8532e000 ** 2 printk messages dropped ** [ 1341.318150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.318247][ T32] r10:61c88647 r9:8540ec00 r8:8545a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.318344][ T32] r4:8545a200 [ 1341.318428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.318550][ T32] r10:00000000 r9:8545a200 r8:80287e08 r7:eb351e60 r6:8545a280 r5:8540ec00 [ 1341.318606][ T32] r4:00000001 [ 1341.318656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.318780][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1341.318861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.318932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.318990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.319053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.319122][ T32] r4:85449980 [ 1341.319819][ T32] INFO: task kworker/1:285:4777 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.319909][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.320072][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.320233][ T32] Call trace: [ 1341.320305][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.320422][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.320492][ T32] r4:00000000 [ 1341.320575][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.320683][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.320761][ T32] 1d20: bb8fc000 e0123000 00000001 80239b98 7f4df000 00000001 ** 2 printk messages dropped ** [ 1341.320969][ T32] r5:80050013 r4:80239bb0 ** 13 printk messages dropped ** [ 1341.322127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1341.338862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.340375][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.340709][ T32] Call trace: [ 1341.341003][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.341213][ T32] r10:8291a684 r9:eb36dd84 r8:00000002 r7:60000113 r6:eb36dd8c r5:8540c800 [ 1341.341459][ T32] r4:8540c800 [ 1341.341588][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.341847][ T32] r5:8540c800 r4:8291a680 [ 1341.342004][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.342202][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.342469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1341.342608][ T32] r4:00000000 [ 1341.342769][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.342941][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.363677][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.363876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457400 ** 7 printk messages dropped ** [ 1341.364495][ T32] r5:85461f8c r4:85461c00 ** 3 printk messages dropped ** [ 1341.364865][ T32] r10:61c88647 r9:8540c800 r8:854992ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.365663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1341.367828][ T32] r4:82ac21e4 ** 12 printk messages dropped ** [ 1341.368960][ T32] r5:84b4ef8c r4:84b4ec00 ** 10 printk messages dropped ** [ 1341.369921][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1341.371363][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.372202][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.372293][ T32] r5:00001000 r4:eaf07000 [ 1341.372347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.372433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.372526][ T32] r5:8546238c r4:85462000 [ 1341.372672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.372790][ T32] r7:dddced80 r6:83018000 r5:8546238c r4:85499300 [ 1341.372852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.372946][ T32] r10:61c88647 r9:8540bc00 r8:8549932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.392011][ T32] r4:85499300 [ 1341.392167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.392337][ T32] r10:00000000 r9:85499300 r8:80287e08 r7:eb359e60 r6:8545a380 r5:8540bc00 [ 1341.392390][ T32] r4:00000001 [ 1341.392444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.392534][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1341.392602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.392679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.392748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.392849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.393003][ T32] r4:85457300 [ 1341.401574][ T32] INFO: task kworker/0:541:4781 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.401706][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.401900][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.402026][ T32] Call trace: [ 1341.402110][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.402233][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.402296][ T32] r4:00000000 [ 1341.402357][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.402448][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.402515][ T32] 1d20: bbdbc000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.402581][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.402639][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.402720][ T32] r5:80050013 r4:80239bb0 [ 1341.402801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.402894][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1341.418319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 12 printk messages dropped ** [ 1341.419469][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1341.420116][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 4 printk messages dropped ** [ 1341.420420][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1341.420853][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.420939][ T32] Call trace: [ 1341.420999][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.421121][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000013 r6:eb379d8c r5:85405400 [ 1341.421172][ T32] r4:85405400 [ 1341.421212][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.421341][ T32] r5:85405400 r4:8291a680 [ 1341.421389][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.421464][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.421544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1341.421587][ T32] r4:00000000 [ 1341.421623][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.421686][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.421748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.421862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457780 [ 1341.421962][ T32] r4:00000000 [ 1341.422005][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.422086][ T32] r9:83018005 r8:85405400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1341.422130][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.422206][ T32] r5:00001000 r4:eaf3d000 [ 1341.422243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.422347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.422435][ T32] r5:85462b8c r4:85462800 [ 1341.422496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.422591][ T32] r7:dddced80 r6:83018000 r5:85462b8c r4:85499380 [ 1341.422676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.422767][ T32] r10:61c88647 r9:85405400 r8:854993ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.422810][ T32] r4:85499380 [ 1341.422848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.422931][ T32] r10:00000000 r9:85499380 r8:80287e08 r7:eb359e60 r6:8545a400 r5:85405400 [ 1341.433856][ T32] r4:00000001 [ 1341.433985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.434106][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1341.434167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.434224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.434297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.434366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.434464][ T32] r4:854575c0 [ 1341.435178][ T32] INFO: task kworker/0:542:4783 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.435255][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.435393][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.435484][ T32] Call trace: [ 1341.435573][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.435680][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.435724][ T32] r4:00000000 [ 1341.435775][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.435855][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.435934][ T32] 1d20: bc080000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.435997][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.436096][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.436151][ T32] r5:80050013 r4:80239bb0 [ 1341.436225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1341.436476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 5 printk messages dropped ** [ 1341.436845][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.436887][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.436969][ T32] r5:00001000 r4:e0439000 [ 1341.437040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.437130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.437254][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.437334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.437429][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.437471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.437556][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.437598][ T32] r4:84aeca80 [ 1341.437683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.437776][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.437843][ T32] r4:00000001 [ 1341.437895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.437988][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.438067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.438140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.438207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.438274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.438399][ T32] r4:84b0e0c0 [ 1341.438456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.438517][ T32] INFO: task kworker/0:543:4784 blocked for more than 467 seconds. [ 1341.438584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.438636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.438731][ T32] task:kworker/0:543 state:D stack:0 pid:4784 tgid:4784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.438877][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.438978][ T32] Call trace: [ 1341.439041][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.439136][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000013 r6:eb37dd8c r5:85410000 [ 1341.439195][ T32] r4:85410000 [ 1341.439235][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.439314][ T32] r5:85410000 r4:8291a680 [ 1341.439358][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.439432][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1341.440345][ T32] r5:85462f8c r4:85462c00 [ 1341.440398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.440488][ T32] r7:dddced80 r6:83018000 r5:85462f8c r4:85499400 [ 1341.440531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.440642][ T32] r10:61c88647 r9:85410000 r8:8549942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.440697][ T32] r4:85499400 [ 1341.440738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.440858][ T32] r10:00000000 r9:85499400 r8:80287e08 r7:eb379e60 r6:8545a480 r5:85410000 ** 8 printk messages dropped ** [ 1341.441751][ T32] INFO: task kworker/0:543:4784 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 18 printk messages dropped ** [ 1341.470608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 21 printk messages dropped ** [ 1341.472365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 26 printk messages dropped ** [ 1341.488674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.488883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.489200][ T32] r4:85499480 ** 2 printk messages dropped ** [ 1341.489452][ T32] r4:00000001 [ 1341.489493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.489567][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1341.489650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.489732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.489820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.489905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.490001][ T32] r4:85457880 [ 1341.490743][ T32] INFO: task kworker/0:544:4787 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.490851][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.491017][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.491137][ T32] Call trace: [ 1341.491197][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.491290][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 2 printk messages dropped ** [ 1341.491513][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 10 printk messages dropped ** [ 1341.492257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 11 printk messages dropped ** [ 1341.504004][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.504419][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 9 printk messages dropped ** [ 1341.505126][ T32] task:kworker/1:286 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1341.507118][ T32] r5:8532d38c r4:8532d000 ** 6 printk messages dropped ** [ 1341.507716][ T32] r10:00000000 r9:8545a580 r8:80287e08 r7:eb365e60 r6:8545a600 r5:85410c00 ** 19 printk messages dropped ** [ 1341.509763][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 17 printk messages dropped ** [ 1341.510988][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 11 printk messages dropped ** [ 1341.511860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.511905][ T32] r4:84b0e0c0 [ 1341.511970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.512033][ T32] INFO: task kworker/0:545:4789 blocked for more than 467 seconds. [ 1341.512098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.512163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.512234][ T32] task:kworker/0:545 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.512375][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.512469][ T32] Call trace: [ 1341.512535][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.512664][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000113 r6:eb391d8c r5:85413000 [ 1341.512791][ T32] r4:85413000 [ 1341.512898][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.536114][ T32] r5:85413000 r4:8291a680 [ 1341.536205][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.536415][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.536509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1341.536555][ T32] r4:00000000 [ 1341.536593][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.536667][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.536762][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.536867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457e00 [ 1341.536950][ T32] r4:00000000 [ 1341.537003][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.537119][ T32] r9:83018005 r8:85413000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1341.537169][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.537414][ T32] r5:00001000 r4:eb007000 [ 1341.537489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.537596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.537726][ T32] r5:85463f8c r4:85463c00 [ 1341.537772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.537890][ T32] r7:dddced80 r6:83018000 r5:85463f8c r4:85499500 [ 1341.537985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.538098][ T32] r10:61c88647 r9:85413000 r8:8549952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.538147][ T32] r4:85499500 [ 1341.538247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.538362][ T32] r10:00000000 r9:85499500 r8:80287e08 r7:eb389e60 r6:8545a680 r5:85413000 [ 1341.538481][ T32] r4:00000001 [ 1341.538555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.538720][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1341.538787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.538857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.538919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.538978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.539040][ T32] r4:85457b00 [ 1341.539756][ T32] INFO: task kworker/0:545:4789 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.539848][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.540003][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.540449][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 6 printk messages dropped ** [ 1341.540908][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.541409][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1341.541845][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.542172][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.542218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.542376][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.542432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.542527][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.542604][ T32] r4:84aeca80 [ 1341.542661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.542758][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.542833][ T32] r4:00000001 [ 1341.542888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.543035][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.566734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.566843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.566897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.566959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.567004][ T32] r4:84b0e0c0 [ 1341.567051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.567108][ T32] INFO: task kworker/0:546:4791 blocked for more than 468 seconds. [ 1341.567173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.567223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.567296][ T32] task:kworker/0:546 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.567417][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.567585][ T32] Call trace: [ 1341.567663][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.567790][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000013 r6:eb399d8c r5:85411800 [ 1341.567862][ T32] r4:85411800 [ 1341.567931][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.568017][ T32] r5:85411800 r4:8291a680 [ 1341.568096][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.568196][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.568300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1341.568369][ T32] r4:00000000 [ 1341.568429][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.568520][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.568598][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.568709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457b40 [ 1341.568766][ T32] r4:00000000 [ 1341.568826][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.568930][ T32] r9:83018005 r8:85411800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.568995][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.569154][ T32] r5:00001000 r4:eafdb000 [ 1341.569286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.569401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.569514][ T32] r5:8546378c r4:85463400 [ 1341.569566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.569657][ T32] r7:dddced80 r6:83018000 r5:8546378c r4:85499580 [ 1341.569698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.569786][ T32] r10:61c88647 r9:85411800 r8:854995ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.569829][ T32] r4:85499580 [ 1341.569870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.569971][ T32] r10:00000000 r9:85499580 r8:80287e08 r7:eb391e60 r6:8545a700 r5:85411800 [ 1341.570025][ T32] r4:00000001 [ 1341.570067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.570157][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1341.570294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.570364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.570437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.570542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.570597][ T32] r4:85457940 [ 1341.571316][ T32] INFO: task kworker/0:546:4791 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.571438][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.571679][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.571780][ T32] Call trace: [ 1341.571842][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.571962][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.572035][ T32] r4:00000000 [ 1341.572087][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.572168][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.572265][ T32] 1d20: bcc0b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.572381][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.572437][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.572508][ T32] r5:80050013 r4:80239bb0 [ 1341.572584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.572688][ T32] r4:82ac21e4 [ 1341.572731][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.572809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.572852][ T32] r4:e0431dc0 [ 1341.573006][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.594305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.594405][ T32] r4:00000000 [ 1341.594505][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.594635][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.594687][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.594781][ T32] r5:00001000 r4:e0439000 [ 1341.594827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.594910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.594998][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.595046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.595148][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.595197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.595342][ T32] r4:84aeca80 ** 2 printk messages dropped ** [ 1341.595530][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1341.595658][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 3 printk messages dropped ** [ 1341.595906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1341.596227][ T32] task:kworker/0:547 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.596857][ T32] r5:85413c00 r4:8291a680 ** 2 printk messages dropped ** [ 1341.597060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1341.597108][ T32] r4:00000000 [ 1341.597149][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.597231][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.597344][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.597488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457c00 [ 1341.597571][ T32] r4:00000000 [ 1341.597624][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.597717][ T32] r9:83018005 r8:85413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.597766][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.597873][ T32] r5:00001000 r4:eafeb000 [ 1341.597956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.598121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.598233][ T32] r5:85463b8c r4:85463800 [ 1341.598309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.598416][ T32] r7:dddced80 r6:83018000 r5:85463b8c r4:85499600 [ 1341.598465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.598557][ T32] r10:61c88647 r9:85413c00 r8:8549962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.598600][ T32] r4:85499600 [ 1341.598650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.598728][ T32] r10:00000000 r9:85499600 r8:80287e08 r7:eb391e60 r6:8545a780 r5:85413c00 [ 1341.598765][ T32] r4:00000001 [ 1341.598807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.598867][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1341.598912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.598958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.599000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.599045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.599082][ T32] r4:85457a80 [ 1341.599742][ T32] INFO: task kworker/0:547:4793 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.599801][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.599890][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.599955][ T32] Call trace: [ 1341.600030][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.600137][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.600178][ T32] r4:00000000 [ 1341.600211][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.600309][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.600407][ T32] 1d20: bcf3c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.600459][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.600500][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.600538][ T32] r5:80050013 r4:80239bb0 [ 1341.600569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.600634][ T32] r4:82ac21e4 [ 1341.600666][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.600731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.600782][ T32] r4:e0431dc0 [ 1341.600873][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.600976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.601015][ T32] r4:00000000 [ 1341.601046][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.601120][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.601154][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.601251][ T32] r5:00001000 r4:e0439000 [ 1341.601285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.601376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.601441][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.601473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.601544][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.601578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.601675][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.601714][ T32] r4:84aeca80 [ 1341.601745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.601842][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.601881][ T32] r4:00000001 [ 1341.601912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.601967][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.602039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.602117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.602187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.602238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.602274][ T32] r4:84b0e0c0 [ 1341.602306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.602353][ T32] INFO: task kworker/0:548:4795 blocked for more than 468 seconds. [ 1341.602398][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.602439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.602474][ T32] task:kworker/0:548 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.602543][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.602606][ T32] Call trace: [ 1341.602707][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.602786][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:85414800 [ 1341.602822][ T32] r4:85414800 [ 1341.602898][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.633745][ T32] r5:85414800 r4:8291a680 [ 1341.633876][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.633992][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.634076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1341.634127][ T32] r4:00000000 [ 1341.634169][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.634239][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.634311][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.634422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544cfc0 [ 1341.634470][ T32] r4:00000000 [ 1341.634508][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.634596][ T32] r9:83018005 r8:85414800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1341.634636][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.634718][ T32] r5:00001000 r4:eb02f000 [ 1341.634757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.634829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.634906][ T32] r5:8546478c r4:85464400 [ 1341.634945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.635034][ T32] r7:dddced80 r6:83018000 r5:8546478c r4:85499680 [ 1341.635083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.635172][ T32] r10:61c88647 r9:85414800 r8:854996ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.635214][ T32] r4:85499680 [ 1341.635254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.635363][ T32] r10:00000000 r9:85499680 r8:80287e08 r7:eb391e60 r6:8545a800 r5:85414800 [ 1341.635414][ T32] r4:00000001 [ 1341.635476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.635566][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1341.635638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.635720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.635787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.635847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.635895][ T32] r4:85457dc0 [ 1341.636598][ T32] INFO: task kworker/0:548:4795 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.636676][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.636886][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.637003][ T32] Call trace: [ 1341.637125][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.637226][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.637269][ T32] r4:00000000 [ 1341.637332][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.637411][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.637466][ T32] 1d20: bd47e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.637520][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.637569][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.637613][ T32] r5:80050013 r4:80239bb0 [ 1341.637651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.637726][ T32] r4:82ac21e4 [ 1341.637764][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.637842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.637883][ T32] r4:e0431dc0 [ 1341.637946][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.638034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.638105][ T32] r4:00000000 [ 1341.638159][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.638258][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.638319][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.638423][ T32] r5:00001000 r4:e0439000 [ 1341.638484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.638570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.638686][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.638762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.638861][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.638905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.638997][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.639040][ T32] r4:84aeca80 [ 1341.639093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.639244][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.639316][ T32] r4:00000001 [ 1341.639378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.639476][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.639555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.639613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.639664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.639718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.639758][ T32] r4:84b0e0c0 [ 1341.639798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.639867][ T32] INFO: task kworker/0:549:4797 blocked for more than 468 seconds. [ 1341.639934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.639980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.640020][ T32] task:kworker/0:549 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.640123][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.640251][ T32] Call trace: [ 1341.640374][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.640469][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:85416c00 [ 1341.640512][ T32] r4:85416c00 [ 1341.640550][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.640627][ T32] r5:85416c00 r4:8291a680 [ 1341.640676][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.640750][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.640851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 1341.640897][ T32] r4:00000000 [ 1341.640935][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.641003][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.641092][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.641193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457f00 [ 1341.641240][ T32] r4:00000000 [ 1341.641277][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.641391][ T32] r9:83018005 r8:85416c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1341.641444][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.641551][ T32] r5:00001000 r4:eb011000 [ 1341.641617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.641695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.641771][ T32] r5:8546438c r4:85464000 [ 1341.641835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.641927][ T32] r7:dddced80 r6:83018000 r5:8546438c r4:85499700 ** 1 printk messages dropped ** [ 1341.642051][ T32] r10:61c88647 r9:85416c00 r8:8549972c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.642532][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) ** 5 printk messages dropped ** [ 1341.674467][ T32] INFO: task kworker/0:549:4797 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 7 printk messages dropped ** [ 1341.675433][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1341.675826][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.676052][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1341.676489][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.677152][ T32] r4:84aeca80 ** 3 printk messages dropped ** [ 1341.677395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.677715][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1341.678091][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.678178][ T32] Call trace: [ 1341.678282][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.678389][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:85416000 [ 1341.678437][ T32] r4:85416000 [ 1341.678489][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.678596][ T32] r5:85416000 r4:8291a680 [ 1341.678650][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.678741][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.678828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1341.678897][ T32] r4:00000000 [ 1341.678977][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.679057][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.679139][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.679221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c040 [ 1341.679286][ T32] r4:00000000 [ 1341.679368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.679464][ T32] r9:83018005 r8:85416000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1341.679517][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.679606][ T32] r5:00001000 r4:eb063000 [ 1341.679662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.679747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.679830][ T32] r5:85464b8c r4:85464800 [ 1341.679874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.679976][ T32] r7:dddced80 r6:83018000 r5:85464b8c r4:85499780 [ 1341.680048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.680221][ T32] r10:61c88647 r9:85416000 r8:854997ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.680288][ T32] r4:85499780 [ 1341.680352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.680456][ T32] r10:00000000 r9:85499780 r8:80287e08 r7:eb3a9e60 r6:8545a900 r5:85416000 [ 1341.680503][ T32] r4:00000001 [ 1341.680545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.680614][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1341.680667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.680730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.680787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.680847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.680895][ T32] r4:85457e80 [ 1341.681373][ T32] INFO: task kworker/0:550:4799 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.681447][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.681601][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.681701][ T32] Call trace: [ 1341.681765][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.681855][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.681898][ T32] r4:00000000 [ 1341.681934][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.682003][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.682058][ T32] 1d20: bd86d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.682120][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.682168][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.682219][ T32] r5:80050013 r4:80239bb0 [ 1341.682263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.682352][ T32] r4:82ac21e4 [ 1341.682391][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.682470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.682519][ T32] r4:e0431dc0 [ 1341.682558][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.682636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 2 printk messages dropped ** [ 1341.682798][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1341.695465][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1341.695621][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1341.695927][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 4 printk messages dropped ** [ 1341.696234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.696695][ T32] task:kworker/1:287 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.697146][ T32] r4:85415400 ** 3 printk messages dropped ** [ 1341.697439][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.697778][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.698007][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.698194][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.698553][ T32] r5:8532db8c r4:8532d800 [ 1341.698618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.698712][ T32] r7:ddde2d80 r6:83018200 r5:8532db8c r4:8545a980 [ 1341.698758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.698863][ T32] r10:61c88647 r9:85415400 r8:8545a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.698917][ T32] r4:8545a980 [ 1341.698960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.699059][ T32] r10:00000000 r9:8545a980 r8:80287e08 r7:eb365e60 r6:8545aa00 r5:85415400 [ 1341.699135][ T32] r4:00000001 [ 1341.699200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.699287][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1341.699350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.699411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.699514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.699604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.699659][ T32] r4:85498b40 [ 1341.700364][ T32] INFO: task kworker/1:287:4802 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.700447][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.700572][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.700666][ T32] Call trace: [ 1341.700734][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.700839][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.700890][ T32] r4:00000000 [ 1341.700930][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.701036][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.701250][ T32] 1d20: bd86d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.701355][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.701413][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.701470][ T32] r5:80050013 r4:80239bb0 [ 1341.701543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.701659][ T32] r4:82ac21e4 [ 1341.701703][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.701809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.701895][ T32] r4:e0431dc0 [ 1341.701965][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.702055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.702106][ T32] r4:00000000 [ 1341.702145][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.702230][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.702272][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.702357][ T32] r5:00001000 r4:e0439000 [ 1341.702396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.702487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.702595][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.702638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.702725][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.702765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.702850][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.702892][ T32] r4:84aeca80 [ 1341.702999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.733985][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.734125][ T32] r4:00000001 [ 1341.734205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.734349][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.734421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.734477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.734528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.734583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.734682][ T32] r4:84b0e0c0 [ 1341.734740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.734796][ T32] INFO: task kworker/0:551:4803 blocked for more than 468 seconds. [ 1341.734856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.734906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.734970][ T32] task:kworker/0:551 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.735091][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.735186][ T32] Call trace: [ 1341.735266][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.735377][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000013 r6:eb3c5d8c r5:853fe000 [ 1341.735424][ T32] r4:853fe000 [ 1341.735467][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.735551][ T32] r5:853fe000 r4:8291a680 [ 1341.735594][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.735671][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.735749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1341.735793][ T32] r4:00000000 [ 1341.735848][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.735943][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.736039][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.736124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c200 [ 1341.736167][ T32] r4:00000000 [ 1341.736206][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.736292][ T32] r9:83018005 r8:853fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 3 printk messages dropped ** [ 1341.736561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.736644][ T32] r5:85464f8c r4:85464c00 [ 1341.736713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.736862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.737157][ T32] r10:00000000 r9:85499800 r8:80287e08 r7:eb3c1e60 r6:8545aa80 r5:853fe000 ** 4 printk messages dropped ** [ 1341.737495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.738416][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1341.738801][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.738851][ T32] r4:00000000 [ 1341.738891][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.738975][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.739039][ T32] 1d20: bddfd000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.739105][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.739160][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.739209][ T32] r5:80050013 r4:80239bb0 [ 1341.739253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.739376][ T32] r4:82ac21e4 [ 1341.739426][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.739514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.739565][ T32] r4:e0431dc0 [ 1341.739610][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.739698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.739746][ T32] r4:00000000 [ 1341.739783][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.739871][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.739919][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.740005][ T32] r5:00001000 r4:e0439000 [ 1341.740049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.740133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.740217][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.740261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.740365][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.740417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.740514][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.740563][ T32] r4:84aeca80 [ 1341.740650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.740791][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.740845][ T32] r4:00000001 [ 1341.740889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.740963][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.741081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.741319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.741382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.741429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.741467][ T32] r4:84b0e0c0 [ 1341.741501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.741543][ T32] INFO: task kworker/0:552:4805 blocked for more than 468 seconds. [ 1341.741602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.741640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.741672][ T32] task:kworker/0:552 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.741742][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.741809][ T32] Call trace: [ 1341.741855][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.741929][ T32] r10:8291a684 r9:eb3c9d84 r8:00000002 r7:60000113 r6:eb3c9d8c r5:85418000 [ 1341.741982][ T32] r4:85418000 [ 1341.742020][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.742092][ T32] r5:85418000 r4:8291a680 [ 1341.742124][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.742212][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.742333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1341.742374][ T32] r4:00000000 [ 1341.742405][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.742636][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.742695][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.742761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c880 [ 1341.742796][ T32] r4:00000000 [ 1341.742828][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.742897][ T32] r9:83018005 r8:85418000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1341.742932][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.774213][ T32] r5:00001000 r4:ea90b000 [ 1341.774296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.774429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.774509][ T32] r5:8546638c r4:85466000 [ 1341.774549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.774736][ T32] r7:dddced80 r6:83018000 r5:8546638c r4:85499880 [ 1341.774783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.774871][ T32] r10:61c88647 r9:85418000 r8:854998ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.774930][ T32] r4:85499880 [ 1341.774972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.775058][ T32] r10:00000000 r9:85499880 r8:80287e08 r7:eb3c5e60 r6:8545ab00 r5:85418000 [ 1341.775102][ T32] r4:00000001 [ 1341.775139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.775209][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1341.775266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.775458][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.775526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.775590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.775639][ T32] r4:8549c1c0 [ 1341.776302][ T32] INFO: task kworker/0:552:4805 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.776403][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.776546][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.776687][ T32] Call trace: [ 1341.776761][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.776861][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.776910][ T32] r4:00000000 [ 1341.776949][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.777036][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.777098][ T32] 1d20: be08f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.777163][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.777214][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.777261][ T32] r5:80050013 r4:80239bb0 [ 1341.777360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.777448][ T32] r4:82ac21e4 [ 1341.777506][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.777589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.777656][ T32] r4:e0431dc0 [ 1341.777721][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.777805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.777849][ T32] r4:00000000 [ 1341.777887][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.777971][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.778024][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.778108][ T32] r5:00001000 r4:e0439000 [ 1341.778155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.778239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.778374][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.778442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.778548][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.778595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.778685][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.778769][ T32] r4:84aeca80 [ 1341.778817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.778913][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.778973][ T32] r4:00000001 [ 1341.779006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.779065][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.779153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.779213][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.779294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.779349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.779385][ T32] r4:84b0e0c0 [ 1341.779442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.779511][ T32] INFO: task kworker/0:553:4807 blocked for more than 468 seconds. [ 1341.779566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.779606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.779639][ T32] task:kworker/0:553 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.779711][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.779777][ T32] Call trace: [ 1341.779848][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.779936][ T32] r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000013 r6:eb3d1d8c r5:85418c00 [ 1341.779975][ T32] r4:85418c00 [ 1341.780008][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.780077][ T32] r5:85418c00 r4:8291a680 [ 1341.780110][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.780172][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.780252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1341.780291][ T32] r4:00000000 [ 1341.780326][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.780402][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.780463][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.780527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c380 [ 1341.780562][ T32] r4:00000000 [ 1341.780593][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.780661][ T32] r9:83018005 r8:85418c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1341.780694][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.780758][ T32] r5:00001000 r4:df881000 [ 1341.780788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.780848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.780913][ T32] r5:8546538c r4:85465000 [ 1341.780945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.781017][ T32] r7:dddced80 r6:83018000 r5:8546538c r4:85499900 [ 1341.781048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.781123][ T32] r10:61c88647 r9:85418c00 r8:8549992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.781158][ T32] r4:85499900 [ 1341.781188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.781278][ T32] r10:00000000 r9:85499900 r8:80287e08 r7:eb3c9e60 r6:8545ab80 r5:85418c00 [ 1341.781347][ T32] r4:00000001 [ 1341.781380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.781458][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1341.781505][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.781572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.781617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.781664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.781699][ T32] r4:8549c1c0 [ 1341.782070][ T32] INFO: task kworker/0:553:4807 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.782143][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.782276][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.782355][ T32] Call trace: [ 1341.782403][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.782480][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.782515][ T32] r4:00000000 [ 1341.782561][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.782627][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.782671][ T32] 1d20: be08f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.782738][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.782782][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.782820][ T32] r5:80050013 r4:80239bb0 [ 1341.782852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.782914][ T32] r4:82ac21e4 [ 1341.810003][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.810202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.810243][ T32] r4:e0431dc0 [ 1341.810291][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.810384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.810431][ T32] r4:00000000 [ 1341.810478][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.810604][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.810659][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.810759][ T32] r5:00001000 r4:e0439000 [ 1341.810803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.810880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.810958][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.811000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.811120][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.811190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.811295][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.811345][ T32] r4:84aeca80 [ 1341.811385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.811474][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.811521][ T32] r4:00000001 [ 1341.811565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.811642][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.811713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.811792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.811851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.811906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.811949][ T32] r4:84b0e0c0 [ 1341.811994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.812051][ T32] INFO: task kworker/0:554:4809 blocked for more than 468 seconds. [ 1341.812118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.812166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.812210][ T32] task:kworker/0:554 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.812339][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.812422][ T32] Call trace: [ 1341.812480][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.812574][ T32] r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000013 r6:eb1cdd8c r5:85419800 [ 1341.812618][ T32] r4:85419800 [ 1341.812656][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.812737][ T32] r5:85419800 r4:8291a680 [ 1341.812790][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.812863][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.813004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 1341.819914][ T32] r4:00000000 [ 1341.819980][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.820065][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.820131][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.820198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c480 [ 1341.820234][ T32] r4:00000000 [ 1341.820265][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.820345][ T32] r9:83018005 r8:85419800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1341.820382][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.820452][ T32] r5:00001000 r4:dfb6b000 [ 1341.820486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.820548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.820615][ T32] r5:8546578c r4:85465400 [ 1341.820647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.820721][ T32] r7:dddced80 r6:83018000 r5:8546578c r4:85499980 [ 1341.820755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.820853][ T32] r10:61c88647 r9:85419800 r8:854999ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.820895][ T32] r4:85499980 [ 1341.820940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.821038][ T32] r10:00000000 r9:85499980 r8:80287e08 r7:eb3c9e60 r6:8545ac00 r5:85419800 [ 1341.821080][ T32] r4:00000001 [ 1341.821114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.821175][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1341.821222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.821268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.821337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.821412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.821452][ T32] r4:8549c4c0 [ 1341.822123][ T32] INFO: task kworker/0:554:4809 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.822186][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.822295][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.822429][ T32] Call trace: [ 1341.822508][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.822592][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.822629][ T32] r4:00000000 [ 1341.822661][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.822736][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.822789][ T32] 1d20: be3a7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.822836][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.822877][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.822916][ T32] r5:80050013 r4:80239bb0 [ 1341.823003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.828115][ T32] r4:82ac21e4 [ 1341.828222][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.828345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.828396][ T32] r4:e0431dc0 [ 1341.828437][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.828521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.828570][ T32] r4:00000000 [ 1341.828611][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.828698][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.828761][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.828852][ T32] r5:00001000 r4:e0439000 [ 1341.828898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.828980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.829103][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.829153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.829243][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.829284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.829407][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.829451][ T32] r4:84aeca80 [ 1341.829490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.829575][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.829617][ T32] r4:00000001 [ 1341.829676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.829754][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.829812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.829871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.829925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.829983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.830026][ T32] r4:84b0e0c0 [ 1341.830069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.830172][ T32] INFO: task kworker/0:555:4811 blocked for more than 468 seconds. [ 1341.830241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.830290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.830341][ T32] task:kworker/0:555 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.830442][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.830530][ T32] Call trace: [ 1341.830596][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.830692][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:8541a400 [ 1341.830739][ T32] r4:8541a400 [ 1341.830780][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.830917][ T32] r5:8541a400 r4:8291a680 [ 1341.830969][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.831051][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.831190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 1341.831267][ T32] r4:00000000 [ 1341.831315][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.831398][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.831483][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.831571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c540 [ 1341.831622][ T32] r4:00000000 [ 1341.831664][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.831754][ T32] r9:83018005 r8:8541a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.831802][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.831884][ T32] r5:00001000 r4:dfda5000 [ 1341.831926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.831998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.832081][ T32] r5:85465b8c r4:85465800 [ 1341.832144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.832238][ T32] r7:dddced80 r6:83018000 r5:85465b8c r4:85499a00 [ 1341.832281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.832385][ T32] r10:61c88647 r9:8541a400 r8:85499a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.832432][ T32] r4:85499a00 [ 1341.832469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.832552][ T32] r10:00000000 r9:85499a00 r8:80287e08 r7:eb3c9e60 r6:8545ac80 r5:8541a400 [ 1341.832593][ T32] r4:00000001 [ 1341.832636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.832703][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1341.832753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.832809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.832858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.832911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.853901][ T32] r4:8549c580 [ 1341.854643][ T32] INFO: task kworker/0:555:4811 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.854709][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.854837][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.854940][ T32] Call trace: [ 1341.855005][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.855101][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.855141][ T32] r4:00000000 [ 1341.855173][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.855237][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.855311][ T32] 1d20: be623000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.855377][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.855527][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.855572][ T32] r5:80050013 r4:80239bb0 [ 1341.855607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.855674][ T32] r4:82ac21e4 [ 1341.855706][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.855772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.855808][ T32] r4:e0431dc0 [ 1341.855948][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.856063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.856118][ T32] r4:00000000 [ 1341.856150][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.856285][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.856329][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.856400][ T32] r5:00001000 r4:e0439000 [ 1341.856432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.856496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.856563][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.856596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.856670][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.856705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.858038][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.858089][ T32] r4:84aeca80 [ 1341.858127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.858255][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.858333][ T32] r4:00000001 [ 1341.858385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.858557][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.858627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.858694][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.858752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.858816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.858865][ T32] r4:84b0e0c0 [ 1341.858907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.858958][ T32] INFO: task kworker/0:556:4812 blocked for more than 468 seconds. [ 1341.859019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.859158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.859225][ T32] task:kworker/0:556 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.859337][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.859858][ T32] Call trace: [ 1341.860056][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.860154][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:8541b000 [ 1341.860199][ T32] r4:8541b000 [ 1341.860237][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.860314][ T32] r5:8541b000 r4:8291a680 [ 1341.860359][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.860431][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.860510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1341.860648][ T32] r4:00000000 [ 1341.860759][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.860837][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.860907][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.860988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c780 [ 1341.861035][ T32] r4:00000000 [ 1341.861078][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.861166][ T32] r9:83018005 r8:8541b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1341.861212][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.861319][ T32] r5:00001000 r4:e8881000 [ 1341.861505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.861620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.861720][ T32] r5:85465f8c r4:85465c00 [ 1341.861767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.861862][ T32] r7:dddced80 r6:83018000 r5:85465f8c r4:85499a80 [ 1341.861905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.861996][ T32] r10:61c88647 r9:8541b000 r8:85499aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.862043][ T32] r4:85499a80 [ 1341.862091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.862179][ T32] r10:00000000 r9:85499a80 r8:80287e08 r7:eb3c9e60 r6:8545ad00 r5:8541b000 [ 1341.862222][ T32] r4:00000001 [ 1341.862259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.862340][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 1341.862395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.862469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.862526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.862582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.862625][ T32] r4:8549c580 [ 1341.885395][ T32] INFO: task kworker/0:556:4812 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.885553][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.885738][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.885841][ T32] Call trace: [ 1341.885891][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.885992][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.886047][ T32] r4:00000000 [ 1341.886086][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.886156][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.886203][ T32] 1d20: be8ca000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.886250][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.886291][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.886341][ T32] r5:80050013 r4:80239bb0 [ 1341.886376][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.886440][ T32] r4:82ac21e4 [ 1341.886505][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.886579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.886615][ T32] r4:e0431dc0 [ 1341.886645][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.886723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.886763][ T32] r4:00000000 [ 1341.886794][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.886889][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.886928][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.886995][ T32] r5:00001000 r4:e0439000 [ 1341.887028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.887091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.887158][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.887203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.887281][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.887314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.887434][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.887474][ T32] r4:84aeca80 [ 1341.887505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.887578][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.887614][ T32] r4:00000001 [ 1341.887687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.887747][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.887789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.887833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.887875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.887943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.887982][ T32] r4:84b0e0c0 [ 1341.888021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.888084][ T32] INFO: task kworker/0:557:4817 blocked for more than 468 seconds. [ 1341.888152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.888207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.888249][ T32] task:kworker/0:557 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.888345][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.888431][ T32] Call trace: [ 1341.888498][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.888586][ T32] r10:8291a684 r9:eb275d84 r8:00000002 r7:60000113 r6:eb275d8c r5:8541d400 [ 1341.888634][ T32] r4:8541d400 [ 1341.888675][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.888766][ T32] r5:8541d400 r4:8291a680 [ 1341.888813][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.888968][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.889106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 1341.889157][ T32] r4:00000000 [ 1341.889215][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.889284][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.889387][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.889465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549c980 [ 1341.889507][ T32] r4:00000000 [ 1341.889545][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.889625][ T32] r9:83018005 r8:8541d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1341.889668][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.889746][ T32] r5:00001000 r4:ea94d000 [ 1341.889805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.889885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.889965][ T32] r5:8546678c r4:85466400 [ 1341.890023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.890161][ T32] r7:dddced80 r6:83018000 r5:8546678c r4:85499b00 [ 1341.890222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.890314][ T32] r10:61c88647 r9:8541d400 r8:85499b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.890370][ T32] r4:85499b00 [ 1341.890416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.890505][ T32] r10:00000000 r9:85499b00 r8:80287e08 r7:eb3c9e60 r6:8545ad80 r5:8541d400 [ 1341.890555][ T32] r4:00000001 [ 1341.890596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.890666][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1341.890722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.890777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.890832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.890890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.890964][ T32] r4:8549c800 [ 1341.891637][ T32] INFO: task kworker/0:557:4817 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.891707][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.891834][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.891939][ T32] Call trace: [ 1341.892103][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.892216][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.892264][ T32] r4:00000000 [ 1341.892303][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.892413][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.892506][ T32] 1d20: be8ca000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.892567][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.892618][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.892662][ T32] r5:80050013 r4:80239bb0 [ 1341.892703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.892805][ T32] r4:82ac21e4 [ 1341.892849][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.892928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.913970][ T32] r4:e0431dc0 [ 1341.914128][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.914293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.914359][ T32] r4:00000000 [ 1341.914411][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.914570][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.914675][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.914770][ T32] r5:00001000 r4:e0439000 [ 1341.914812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.914895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.915029][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.915084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.915204][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.915258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.915357][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.915421][ T32] r4:84aeca80 [ 1341.915467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.915560][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.915617][ T32] r4:00000001 [ 1341.915684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.915752][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.915835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.915885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.915929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.915980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.916028][ T32] r4:84b0e0c0 [ 1341.916122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.916186][ T32] INFO: task kworker/0:558:4819 blocked for more than 468 seconds. [ 1341.916254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.916311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.916368][ T32] task:kworker/0:558 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.916524][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.916608][ T32] Call trace: [ 1341.916660][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.916741][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:8541c800 [ 1341.916805][ T32] r4:8541c800 [ 1341.916842][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.916911][ T32] r5:8541c800 r4:8291a680 [ 1341.916963][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.917048][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.917140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1341.917195][ T32] r4:00000000 [ 1341.917240][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.917362][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.917440][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.917519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ca40 [ 1341.917565][ T32] r4:00000000 [ 1341.917623][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.917714][ T32] r9:83018005 r8:8541c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1341.917785][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.917868][ T32] r5:00001000 r4:eaa51000 [ 1341.917907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.917979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.918064][ T32] r5:85466b8c r4:85466800 [ 1341.918137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.918233][ T32] r7:dddced80 r6:83018000 r5:85466b8c r4:85499b80 [ 1341.918276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.918373][ T32] r10:61c88647 r9:8541c800 r8:85499bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.918442][ T32] r4:85499b80 [ 1341.918503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.918614][ T32] r10:00000000 r9:85499b80 r8:80287e08 r7:eb275e60 r6:8545ae00 r5:8541c800 [ 1341.918667][ T32] r4:00000001 [ 1341.918713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.918815][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1341.918887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.918951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.919005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.919061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.919118][ T32] r4:8549c900 [ 1341.919824][ T32] INFO: task kworker/0:558:4819 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.919910][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.920096][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.920212][ T32] Call trace: [ 1341.920303][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.920405][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.920451][ T32] r4:00000000 [ 1341.920495][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.920574][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.920660][ T32] 1d20: bec0a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.920727][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.920782][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.920851][ T32] r5:80050013 r4:80239bb0 [ 1341.920898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.920998][ T32] r4:82ac21e4 [ 1341.921066][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.921181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.921230][ T32] r4:e0431dc0 [ 1341.921268][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.921383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.921428][ T32] r4:00000000 [ 1341.921466][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.921551][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.921619][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.921729][ T32] r5:00001000 r4:e0439000 [ 1341.921772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.921851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.921935][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.921991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.922094][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.922138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.922224][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.922267][ T32] r4:84aeca80 [ 1341.922305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.922404][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.922498][ T32] r4:00000001 [ 1341.922578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.922653][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.922704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.922784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.922843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.923033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.953830][ T32] r4:84b0e0c0 [ 1341.953943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.954032][ T32] INFO: task kworker/0:559:4821 blocked for more than 468 seconds. [ 1341.954106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.954153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.954195][ T32] task:kworker/0:559 state:D stack:0 pid:4821 tgid:4821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.954353][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.954471][ T32] Call trace: [ 1341.954601][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.954710][ T32] r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000013 r6:eb3ddd8c r5:8541ec00 [ 1341.954753][ T32] r4:8541ec00 [ 1341.954793][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.954894][ T32] r5:8541ec00 r4:8291a680 [ 1341.954939][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.955036][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.955124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1341.955181][ T32] r4:00000000 [ 1341.955267][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.955353][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.955430][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.955508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549cd80 [ 1341.955555][ T32] r4:00000000 [ 1341.955610][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.955705][ T32] r9:83018005 r8:8541ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.955776][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.955874][ T32] r5:00001000 r4:eabf7000 [ 1341.955919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.955996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.956095][ T32] r5:8546738c r4:85467000 [ 1341.956146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.956288][ T32] r7:dddced80 r6:83018000 r5:8546738c r4:85499c00 [ 1341.956358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.956465][ T32] r10:61c88647 r9:8541ec00 r8:85499c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.956515][ T32] r4:85499c00 [ 1341.956557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.956647][ T32] r10:00000000 r9:85499c00 r8:80287e08 r7:eb3d5e60 r6:8545ae80 r5:8541ec00 [ 1341.956708][ T32] r4:00000001 [ 1341.956756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.956833][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1341.956891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.956953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.957011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.957072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.957132][ T32] r4:8549c900 [ 1341.957819][ T32] INFO: task kworker/0:559:4821 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.957913][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.958104][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.958252][ T32] Call trace: [ 1341.958337][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.958443][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.958548][ T32] r4:00000000 [ 1341.958623][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.958722][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.958833][ T32] 1d20: bef2c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.958914][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.958970][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.959019][ T32] r5:80050013 r4:80239bb0 [ 1341.959061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.959147][ T32] r4:82ac21e4 [ 1341.959247][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.959340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.959388][ T32] r4:e0431dc0 [ 1341.959428][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.959515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.959581][ T32] r4:00000000 [ 1341.959640][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.959746][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.959797][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.959889][ T32] r5:00001000 r4:e0439000 [ 1341.959933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.960030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.960122][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.960167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.960263][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.960332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.960450][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.960512][ T32] r4:84aeca80 [ 1341.960583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.960698][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.960755][ T32] r4:00000001 [ 1341.960800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.960901][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.960964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.961028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.961089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.961168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.961216][ T32] r4:84b0e0c0 [ 1341.961265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.961366][ T32] INFO: task kworker/0:560:4822 blocked for more than 468 seconds. [ 1341.961445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.961512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.961584][ T32] task:kworker/0:560 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.961707][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.961803][ T32] Call trace: [ 1341.961957][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1341.962101][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:8541bc00 [ 1341.962169][ T32] r4:8541bc00 [ 1341.962224][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.962310][ T32] r5:8541bc00 r4:8291a680 [ 1341.962367][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.962446][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.962528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1341.962575][ T32] r4:00000000 [ 1341.962615][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1341.962707][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1341.962821][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.962911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549cb80 [ 1341.963051][ T32] r4:00000000 [ 1341.993945][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.994122][ T32] r9:83018005 r8:8541bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1341.994178][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.994305][ T32] r5:00001000 r4:eabcd000 [ 1341.994364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.994443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.994559][ T32] r5:85466f8c r4:85466c00 [ 1341.994604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.994694][ T32] r7:dddced80 r6:83018000 r5:85466f8c r4:85499c80 [ 1341.994734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.994836][ T32] r10:61c88647 r9:8541bc00 r8:85499cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.994884][ T32] r4:85499c80 [ 1341.994925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.995012][ T32] r10:00000000 r9:85499c80 r8:80287e08 r7:eb3dde60 r6:8545af00 r5:8541bc00 [ 1341.995054][ T32] r4:00000001 [ 1341.995095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.995212][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1341.995277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.995370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.995434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.995490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.995579][ T32] r4:8549cd40 [ 1341.996302][ T32] INFO: task kworker/0:560:4822 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1341.996388][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.996522][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.996666][ T32] Call trace: [ 1341.996745][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.996844][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1341.996889][ T32] r4:00000000 [ 1341.996927][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.997000][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1341.997055][ T32] 1d20: bf3d8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1341.997127][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1341.997181][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1341.997226][ T32] r5:80050013 r4:80239bb0 [ 1341.997268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.997378][ T32] r4:82ac21e4 [ 1341.997431][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.997524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1341.997571][ T32] r4:e0431dc0 [ 1341.997608][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1341.997687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1341.997729][ T32] r4:00000000 [ 1341.997768][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1341.997855][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1341.997897][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.997976][ T32] r5:00001000 r4:e0439000 [ 1341.998014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.998088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.998166][ T32] r5:84b4ef8c r4:84b4ec00 [ 1341.998333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.998453][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1341.998504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.998601][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.998669][ T32] r4:84aeca80 [ 1341.998765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.998885][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1341.998936][ T32] r4:00000001 [ 1341.998970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.999055][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1341.999116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.999253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.999335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.999402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.999512][ T32] r4:84b0e0c0 [ 1341.999564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.999632][ T32] INFO: task kworker/0:561:4824 blocked for more than 468 seconds. [ 1341.999689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.999729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.999787][ T32] task:kworker/0:561 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.999926][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.000027][ T32] Call trace: [ 1342.000098][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.000187][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000013 r6:eb3e9d8c r5:85510c00 [ 1342.000247][ T32] r4:85510c00 [ 1342.000284][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.000381][ T32] r5:85510c00 r4:8291a680 [ 1342.000441][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.000515][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.000583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1342.000618][ T32] r4:00000000 [ 1342.000649][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.000703][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.000756][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.000820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498640 [ 1342.000877][ T32] r4:00000000 [ 1342.000935][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.001008][ T32] r9:83018005 r8:85510c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1342.001052][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.001123][ T32] r5:00001000 r4:eacc5000 [ 1342.001177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.001274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.001441][ T32] r5:85467f8c r4:85467c00 [ 1342.001501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.001579][ T32] r7:dddced80 r6:83018000 r5:85467f8c r4:85499d00 [ 1342.001612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.001708][ T32] r10:61c88647 r9:85510c00 r8:85499d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.001754][ T32] r4:85499d00 [ 1342.001785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.001856][ T32] r10:00000000 r9:85499d00 r8:80287e08 r7:eb3dde60 r6:8545af80 r5:85510c00 [ 1342.001891][ T32] r4:00000001 [ 1342.001943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.002024][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1342.002090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.002141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.002184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.002229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.002265][ T32] r4:8549cbc0 [ 1342.002651][ T32] INFO: task kworker/0:561:4824 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.002732][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.002849][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.002915][ T32] Call trace: [ 1342.002962][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.031437][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.031535][ T32] r4:00000000 [ 1342.031616][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.031747][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.031816][ T32] 1d20: bf509000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.031934][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.032007][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.032082][ T32] r5:80050013 r4:80239bb0 [ 1342.032127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.032197][ T32] r4:82ac21e4 [ 1342.032251][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.032358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.032400][ T32] r4:e0431dc0 [ 1342.032454][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.032556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.032603][ T32] r4:00000000 [ 1342.032642][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.032716][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.032775][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.032853][ T32] r5:00001000 r4:e0439000 [ 1342.032908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.033840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.033983][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.034040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.034167][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.034223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.034349][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.034444][ T32] r4:84aeca80 [ 1342.034496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.034596][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.034646][ T32] r4:00000001 [ 1342.034734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.034821][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.034882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.035034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.035191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.035275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.035350][ T32] r4:84b0e0c0 [ 1342.035414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.035493][ T32] INFO: task kworker/1:288:4827 blocked for more than 468 seconds. [ 1342.035568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.035618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.035664][ T32] task:kworker/1:288 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.035791][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.035897][ T32] Call trace: [ 1342.035993][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.036100][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85511800 [ 1342.036154][ T32] r4:85511800 [ 1342.036203][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.036292][ T32] r5:85511800 r4:8291a680 [ 1342.036350][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.036456][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.036553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1342.036603][ T32] r4:00000000 [ 1342.036646][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.036734][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.036816][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.036910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac640 [ 1342.036968][ T32] r4:00000000 [ 1342.037013][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.037128][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1342.037208][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.037358][ T32] r5:00001000 r4:eac8d000 [ 1342.037445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.037535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.037646][ T32] r5:8532df8c r4:8532dc00 [ 1342.037693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.037812][ T32] r7:ddde2d80 r6:83018200 r5:8532df8c r4:854af000 [ 1342.037862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.037958][ T32] r10:61c88647 r9:85511800 r8:854af02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.038019][ T32] r4:854af000 [ 1342.038073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.038200][ T32] r10:00000000 r9:854af000 r8:80287e08 r7:eb365e60 r6:854af080 r5:85511800 [ 1342.038260][ T32] r4:00000001 [ 1342.038301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.038396][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1342.038483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.038559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.038621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.038695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.038762][ T32] r4:854ac3c0 [ 1342.039448][ T32] INFO: task kworker/1:288:4827 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.039527][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.039715][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.039822][ T32] Call trace: [ 1342.039893][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.040008][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.040098][ T32] r4:00000000 [ 1342.040200][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.040291][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.040362][ T32] 1d20: bf509000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.040422][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.040476][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.040562][ T32] r5:80050013 r4:80239bb0 [ 1342.040616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.040704][ T32] r4:82ac21e4 [ 1342.040761][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.040847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.040917][ T32] r4:e0431dc0 [ 1342.040965][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.041062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.041133][ T32] r4:00000000 [ 1342.041181][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.041309][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.041370][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.041442][ T32] r5:00001000 r4:e0439000 [ 1342.041474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.041551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.041625][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.041656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.041728][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.041778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.041857][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.041892][ T32] r4:84aeca80 [ 1342.041944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.042022][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.042086][ T32] r4:00000001 [ 1342.042132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.042189][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.042253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.042309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.042366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.042435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.042497][ T32] r4:84b0e0c0 [ 1342.042535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.042586][ T32] INFO: task kworker/0:562:4828 blocked for more than 468 seconds. [ 1342.042659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.042700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.042746][ T32] task:kworker/0:562 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.042908][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.066141][ T32] Call trace: [ 1342.066303][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.066452][ T32] r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:85512400 [ 1342.066510][ T32] r4:85512400 [ 1342.066555][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.066637][ T32] r5:85512400 r4:8291a680 [ 1342.066678][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.066751][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.066855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1342.066905][ T32] r4:00000000 [ 1342.066942][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.067011][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.067096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.067177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549cf80 [ 1342.067220][ T32] r4:00000000 [ 1342.067258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.067349][ T32] r9:83018005 r8:85512400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1342.067424][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.067529][ T32] r5:00001000 r4:eac6b000 [ 1342.067576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.067653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.067734][ T32] r5:8546778c r4:85467400 [ 1342.067775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.067864][ T32] r7:dddced80 r6:83018000 r5:8546778c r4:85499d80 [ 1342.067905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.068023][ T32] r10:61c88647 r9:85512400 r8:85499dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.068074][ T32] r4:85499d80 [ 1342.068117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.068208][ T32] r10:00000000 r9:85499d80 r8:80287e08 r7:eb3e9e60 r6:854af100 r5:85512400 [ 1342.068271][ T32] r4:00000001 [ 1342.068317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.068400][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1342.068459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.068547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.068673][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.068749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.068813][ T32] r4:8549cbc0 [ 1342.069512][ T32] INFO: task kworker/0:562:4828 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.069608][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.069824][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.069933][ T32] Call trace: [ 1342.070031][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.070178][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.070249][ T32] r4:00000000 [ 1342.070296][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.070389][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.070479][ T32] 1d20: bf853000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.070546][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.070611][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.070679][ T32] r5:80050013 r4:80239bb0 [ 1342.070740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.070835][ T32] r4:82ac21e4 [ 1342.070905][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.071021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.071121][ T32] r4:e0431dc0 [ 1342.071179][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.071299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.071366][ T32] r4:00000000 [ 1342.071414][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.071513][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.071565][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.071668][ T32] r5:00001000 r4:e0439000 [ 1342.071744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.071826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.071908][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.071950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.072070][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.072148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.072269][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.072379][ T32] r4:84aeca80 [ 1342.072445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.072555][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.072607][ T32] r4:00000001 [ 1342.072649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.072772][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.072835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.072895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.073011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.094732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.094833][ T32] r4:84b0e0c0 [ 1342.094897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.094964][ T32] INFO: task kworker/1:289:4831 blocked for more than 468 seconds. [ 1342.095041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.095112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.095161][ T32] task:kworker/1:289 state:D stack:0 pid:4831 tgid:4831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.095275][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.095398][ T32] Call trace: [ 1342.095462][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.095562][ T32] r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:85513000 [ 1342.095608][ T32] r4:85513000 [ 1342.095649][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.095729][ T32] r5:85513000 r4:8291a680 [ 1342.095769][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.095840][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.095919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1342.095962][ T32] r4:00000000 [ 1342.095999][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.096070][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.096145][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.096226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dbe80 [ 1342.096273][ T32] r4:00000000 [ 1342.096318][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.096430][ T32] r9:83018205 r8:85513000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.096513][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.096615][ T32] r5:00001000 r4:eada1000 [ 1342.096662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.096743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.096824][ T32] r5:8547ef8c r4:8547ec00 [ 1342.096868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.096955][ T32] r7:ddde2d80 r6:83018200 r5:8547ef8c r4:854af180 [ 1342.096999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.097097][ T32] r10:61c88647 r9:85513000 r8:854af1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.097148][ T32] r4:854af180 [ 1342.097189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.097279][ T32] r10:00000000 r9:854af180 r8:80287e08 r7:eb365e60 r6:854af200 r5:85513000 [ 1342.097361][ T32] r4:00000001 [ 1342.097406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.097483][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1342.097541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.097601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.097655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.097711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.097754][ T32] r4:854ac600 [ 1342.098443][ T32] INFO: task kworker/1:289:4831 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.098535][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.098702][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.098820][ T32] Call trace: [ 1342.098880][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.099016][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.099059][ T32] r4:00000000 [ 1342.099096][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.099162][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.099208][ T32] 1d20: bfc4e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.099254][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.099295][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.099336][ T32] r5:80050013 r4:80239bb0 [ 1342.099370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.099436][ T32] r4:82ac21e4 [ 1342.099484][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.099555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.099591][ T32] r4:e0431dc0 [ 1342.099623][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.099715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.099778][ T32] r4:00000000 [ 1342.099812][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.099886][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.099921][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.100015][ T32] r5:00001000 r4:e0439000 [ 1342.100051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.100148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.100221][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.100289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.100372][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.100409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.100509][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.100549][ T32] r4:84aeca80 [ 1342.100579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.100651][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.100687][ T32] r4:00000001 [ 1342.100718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.100773][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.100842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.100892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.100967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.101018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.101054][ T32] r4:84b0e0c0 [ 1342.101089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.101132][ T32] INFO: task kworker/0:563:4833 blocked for more than 468 seconds. [ 1342.101179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.101215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.101301][ T32] task:kworker/0:563 state:D stack:0 pid:4833 tgid:4833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.101481][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.101566][ T32] Call trace: [ 1342.101630][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.101729][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:85514800 [ 1342.101780][ T32] r4:85514800 [ 1342.101826][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.101917][ T32] r5:85514800 r4:8291a680 [ 1342.101959][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.102032][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.102138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1342.102186][ T32] r4:00000000 [ 1342.102223][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.102288][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.102366][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.102476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85449440 [ 1342.102524][ T32] r4:00000000 [ 1342.103020][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.131018][ T32] r9:83018005 r8:85514800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1342.131129][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.131251][ T32] r5:00001000 r4:eacad000 [ 1342.131290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.131372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.131493][ T32] r5:85467b8c r4:85467800 [ 1342.131538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.131627][ T32] r7:dddced80 r6:83018000 r5:85467b8c r4:85499e00 [ 1342.131667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.131986][ T32] r10:61c88647 r9:85514800 r8:85499e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.132043][ T32] r4:85499e00 [ 1342.132094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.132195][ T32] r10:00000000 r9:85499e00 r8:80287e08 r7:eb3e9e60 r6:854af280 r5:85514800 [ 1342.132248][ T32] r4:00000001 [ 1342.132293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.132385][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1342.132451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.132562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.132625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.132687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.132737][ T32] r4:8549c640 [ 1342.138089][ T32] INFO: task kworker/0:563:4833 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.138221][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.138374][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.138481][ T32] Call trace: [ 1342.138549][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.138652][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.138698][ T32] r4:00000000 [ 1342.138738][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.138813][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.138869][ T32] 1d20: bff4e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.138925][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.138974][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.139021][ T32] r5:80050013 r4:80239bb0 [ 1342.139062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.139142][ T32] r4:82ac21e4 [ 1342.139217][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.139309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.139360][ T32] r4:e0431dc0 [ 1342.139399][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.139478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.139521][ T32] r4:00000000 [ 1342.139561][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.139650][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.139727][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.139813][ T32] r5:00001000 r4:e0439000 [ 1342.139857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.139932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.140012][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.140052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.140141][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.140184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.140274][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.140324][ T32] r4:84aeca80 [ 1342.140373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.140465][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.140513][ T32] r4:00000001 [ 1342.140574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.140654][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.140707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.140763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.140831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.140897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.140943][ T32] r4:84b0e0c0 [ 1342.140985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.141094][ T32] INFO: task kworker/0:564:4834 blocked for more than 468 seconds. [ 1342.141164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.141316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.141386][ T32] task:kworker/0:564 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.141512][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.141678][ T32] Call trace: [ 1342.141740][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.141831][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:85515400 [ 1342.141874][ T32] r4:85515400 [ 1342.141913][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.142070][ T32] r5:85515400 r4:8291a680 [ 1342.142133][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.142215][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.142293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1342.142376][ T32] r4:00000000 [ 1342.142418][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.142488][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.142558][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.142696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a92c0 [ 1342.142745][ T32] r4:00000000 [ 1342.142784][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.142869][ T32] r9:83018005 r8:85515400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 3 printk messages dropped ** [ 1342.161864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.161951][ T32] r5:85468b8c r4:85468800 [ 1342.161991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.162102][ T32] r7:dddced80 r6:83018000 r5:85468b8c r4:85499e80 [ 1342.162160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.162252][ T32] r10:61c88647 r9:85515400 r8:85499eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.162298][ T32] r4:85499e80 [ 1342.162348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.162443][ T32] r10:00000000 r9:85499e80 r8:80287e08 r7:eb3e9e60 r6:854af300 r5:85515400 [ 1342.162489][ T32] r4:00000001 [ 1342.162531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.162604][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1342.162770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.162840][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.162901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.163016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.169490][ T32] r4:85498500 [ 1342.170163][ T32] INFO: task kworker/0:564:4834 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.170244][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.170436][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.170524][ T32] Call trace: [ 1342.170574][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.170661][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.170699][ T32] r4:00000000 [ 1342.170730][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.170793][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.170841][ T32] 1d20: c00d5000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.170889][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.170930][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.170968][ T32] r5:80050013 r4:80239bb0 [ 1342.171002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.171123][ T32] r4:82ac21e4 [ 1342.171163][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.171232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.171269][ T32] r4:e0431dc0 [ 1342.171300][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.171372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.171410][ T32] r4:00000000 [ 1342.171442][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.171515][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.171551][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.171617][ T32] r5:00001000 r4:e0439000 [ 1342.171650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.171712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.171910][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.171949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.172026][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.172061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.172329][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.172417][ T32] r4:84aeca80 [ 1342.172453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.172531][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.172568][ T32] r4:00000001 [ 1342.172600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.172657][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.172700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.172747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.172790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.172836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.172873][ T32] r4:84b0e0c0 [ 1342.172922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.187833][ T32] INFO: task kworker/1:290:4836 blocked for more than 468 seconds. [ 1342.188028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.188090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.188142][ T32] task:kworker/1:290 state:D stack:0 pid:4836 tgid:4836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.188252][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.188370][ T32] Call trace: [ 1342.188436][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.188537][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:85516000 [ 1342.188588][ T32] r4:85516000 [ 1342.188630][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.188746][ T32] r5:85516000 r4:8291a680 [ 1342.188810][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.188965][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.189052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1342.189112][ T32] r4:00000000 [ 1342.189178][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.189265][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.189372][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.189492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854acc80 [ 1342.189557][ T32] r4:00000000 [ 1342.189612][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.189724][ T32] r9:83018205 r8:85516000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.189780][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.189869][ T32] r5:00001000 r4:ead03000 [ 1342.189904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.189985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.190055][ T32] r5:8532e78c r4:8532e400 [ 1342.190090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.190212][ T32] r7:ddde2d80 r6:83018200 r5:8532e78c r4:854af380 [ 1342.190254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.190331][ T32] r10:61c88647 r9:85516000 r8:854af3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.190374][ T32] r4:854af380 [ 1342.190435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.190520][ T32] r10:00000000 r9:854af380 r8:80287e08 r7:eb3e5e60 r6:854af400 r5:85516000 [ 1342.190571][ T32] r4:00000001 [ 1342.190617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.190699][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1342.190765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.190861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.190918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.190967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.191035][ T32] r4:854aca00 [ 1342.191757][ T32] INFO: task kworker/1:290:4836 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.191842][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.191969][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.192093][ T32] Call trace: [ 1342.192174][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.192267][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.192310][ T32] r4:00000000 [ 1342.192360][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.192471][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.192593][ T32] 1d20: c0314000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.192651][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.192760][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.192843][ T32] r5:80050013 r4:80239bb0 [ 1342.192891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.204084][ T32] r4:82ac21e4 [ 1342.204227][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.204355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.204402][ T32] r4:e0431dc0 [ 1342.204461][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.204604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.204671][ T32] r4:00000000 [ 1342.204736][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.204837][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.204902][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.204999][ T32] r5:00001000 r4:e0439000 [ 1342.205058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.205141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.205223][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.205264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.205379][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.205420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.205505][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.205548][ T32] r4:84aeca80 [ 1342.205586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.205687][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.205735][ T32] r4:00000001 [ 1342.205774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.205844][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.205900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.205972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.206028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.206105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.206154][ T32] r4:84b0e0c0 [ 1342.206200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.206252][ T32] INFO: task kworker/0:565:4838 blocked for more than 468 seconds. [ 1342.206312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.206367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.206409][ T32] task:kworker/0:565 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.206506][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.206603][ T32] Call trace: [ 1342.206667][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.206760][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:85516c00 [ 1342.206820][ T32] r4:85516c00 [ 1342.206871][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.206949][ T32] r5:85516c00 r4:8291a680 [ 1342.206989][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.207131][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.207242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1342.207312][ T32] r4:00000000 [ 1342.207386][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.207468][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.207541][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.207627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9100 [ 1342.207676][ T32] r4:00000000 [ 1342.207717][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.207801][ T32] r9:83018005 r8:85516c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.207847][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.207951][ T32] r5:00001000 r4:ead47000 [ 1342.208003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.208091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.208201][ T32] r5:8546838c r4:85468000 [ 1342.208250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.208364][ T32] r7:dddced80 r6:83018000 r5:8546838c r4:85499f00 [ 1342.208413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.208506][ T32] r10:61c88647 r9:85516c00 r8:85499f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.208557][ T32] r4:85499f00 [ 1342.208630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.208736][ T32] r10:00000000 r9:85499f00 r8:80287e08 r7:eb3f9e60 r6:854af500 r5:85516c00 [ 1342.208780][ T32] r4:00000001 [ 1342.208815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.208874][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1342.208919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.208968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.209014][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.209100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.209178][ T32] r4:85457540 [ 1342.209884][ T32] INFO: task kworker/0:565:4838 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.209974][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.210081][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.210156][ T32] Call trace: [ 1342.210207][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.210313][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.210404][ T32] r4:00000000 [ 1342.210442][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.210549][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.210603][ T32] 1d20: c0314000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.210686][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.210735][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.210776][ T32] r5:80050013 r4:80239bb0 [ 1342.210811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.210880][ T32] r4:82ac21e4 [ 1342.210942][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.211086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.211133][ T32] r4:e0431dc0 [ 1342.211167][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.211267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.211344][ T32] r4:00000000 [ 1342.211449][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.211694][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.211894][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.211967][ T32] r5:00001000 r4:e0439000 [ 1342.212000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.212063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.212131][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.212224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.212305][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.212349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.212454][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.212503][ T32] r4:84aeca80 [ 1342.212586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.212667][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.212706][ T32] r4:00000001 [ 1342.212739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.212822][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.212872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.213009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.241083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.241257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.241346][ T32] r4:84b0e0c0 [ 1342.241403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.241464][ T32] INFO: task kworker/1:291:4839 blocked for more than 468 seconds. [ 1342.241530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.241581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.241627][ T32] task:kworker/1:291 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.241772][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.241914][ T32] Call trace: [ 1342.242148][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.242266][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000113 r6:eb415d8c r5:85513c00 [ 1342.242344][ T32] r4:85513c00 [ 1342.242399][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.242490][ T32] r5:85513c00 r4:8291a680 [ 1342.242541][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.242620][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.242712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1342.242762][ T32] r4:00000000 [ 1342.242800][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.242893][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.257876][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.258126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854acec0 [ 1342.258188][ T32] r4:00000000 [ 1342.258236][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.258357][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1342.258412][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.258508][ T32] r5:00001000 r4:ead25000 [ 1342.258575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.258665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.258761][ T32] r5:8532ef8c r4:8532ec00 [ 1342.258809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.258924][ T32] r7:ddde2d80 r6:83018200 r5:8532ef8c r4:854af580 [ 1342.258975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.259088][ T32] r10:61c88647 r9:85513c00 r8:854af5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.259143][ T32] r4:854af580 [ 1342.259188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.259284][ T32] r10:00000000 r9:854af580 r8:80287e08 r7:eb3e5e60 r6:854af600 r5:85513c00 [ 1342.259332][ T32] r4:00000001 [ 1342.259403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.259486][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1342.259548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.259607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.259662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.259723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.259769][ T32] r4:854acdc0 [ 1342.260485][ T32] INFO: task kworker/1:291:4839 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.260584][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.260761][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.260862][ T32] Call trace: [ 1342.260958][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.261073][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.261132][ T32] r4:00000000 [ 1342.261179][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.261265][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.261363][ T32] 1d20: c0729000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.261430][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.261485][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.261539][ T32] r5:80050013 r4:80239bb0 [ 1342.261587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.261679][ T32] r4:82ac21e4 [ 1342.261727][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.261820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.261896][ T32] r4:e0431dc0 [ 1342.261964][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.262138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.262198][ T32] r4:00000000 [ 1342.262260][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.262363][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.262413][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.262495][ T32] r5:00001000 r4:e0439000 [ 1342.262538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.262636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.262725][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.262767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.262855][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.262900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.273806][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.273945][ T32] r4:84aeca80 [ 1342.273995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.274117][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.274171][ T32] r4:00000001 [ 1342.274216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.274291][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.274359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.274420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.274497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.274563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.274627][ T32] r4:84b0e0c0 [ 1342.274698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.275002][ T32] task:kworker/1:292 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.275210][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.275329][ T32] Call trace: [ 1342.275440][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.275569][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:85510000 [ 1342.275628][ T32] r4:85510000 [ 1342.275677][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.275782][ T32] r5:85510000 r4:8291a680 [ 1342.275837][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.275946][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.276060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1342.276188][ T32] r4:00000000 [ 1342.276238][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.276309][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.276426][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.276517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9bc0 [ 1342.276586][ T32] r4:00000000 [ 1342.276641][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.276732][ T32] r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1342.276777][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.276873][ T32] r5:00001000 r4:eafc7000 [ 1342.276946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.277136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.277226][ T32] r5:8546a38c r4:8546a000 [ 1342.277271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.277421][ T32] r7:ddde2d80 r6:83018200 r5:8546a38c r4:854af680 [ 1342.277481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.277570][ T32] r10:61c88647 r9:85510000 r8:854af6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.277635][ T32] r4:854af680 [ 1342.277678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.277778][ T32] r10:00000000 r9:854af680 r8:80287e08 r7:eb3e5e60 r6:854af700 r5:85510000 [ 1342.277828][ T32] r4:00000001 [ 1342.277865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.277932][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1342.277992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.278048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.278121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.278186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.278234][ T32] r4:854ac700 [ 1342.278874][ T32] INFO: task kworker/1:292:4843 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.278957][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.279075][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.279170][ T32] Call trace: [ 1342.279261][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.279373][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.279424][ T32] r4:00000000 [ 1342.279468][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.279546][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.279630][ T32] 1d20: c0729000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.279701][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.279755][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.279795][ T32] r5:80050013 r4:80239bb0 [ 1342.279829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.279896][ T32] r4:82ac21e4 [ 1342.279928][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.280011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.280051][ T32] r4:e0431dc0 [ 1342.280082][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.280154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.280198][ T32] r4:00000000 [ 1342.280258][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.280369][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.280420][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.280515][ T32] r5:00001000 r4:e0439000 [ 1342.280553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.280643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.280774][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.280841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.280921][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.280957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.281033][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.281069][ T32] r4:84aeca80 [ 1342.281135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.281236][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.281307][ T32] r4:00000001 [ 1342.281365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.281453][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.281513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.281578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.281624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.281669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.281707][ T32] r4:84b0e0c0 [ 1342.281764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.281817][ T32] INFO: task kworker/0:566:4845 blocked for more than 468 seconds. [ 1342.281862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.281899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.281988][ T32] task:kworker/0:566 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.282152][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.282274][ T32] Call trace: [ 1342.282391][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.282494][ T32] r10:8291a684 r9:eb425d84 r8:00000002 r7:60000113 r6:eb425d8c r5:85558c00 [ 1342.282549][ T32] r4:85558c00 [ 1342.282591][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1342.282784][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.282973][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.312041][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.312272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.312377][ T32] r5:8546878c r4:85468400 [ 1342.312426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.312530][ T32] r7:dddced80 r6:83018000 r5:8546878c r4:85499f80 [ 1342.312584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.312676][ T32] r10:61c88647 r9:85558c00 r8:85499fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.312720][ T32] r4:85499f80 [ 1342.312758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.312864][ T32] r10:00000000 r9:85499f80 r8:80287e08 r7:eb3f9e60 r6:854af780 r5:85558c00 [ 1342.312952][ T32] r4:00000001 [ 1342.328029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.328325][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1342.328432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.328497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.328548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.328628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.328681][ T32] r4:854a9180 [ 1342.329327][ T32] INFO: task kworker/0:566:4845 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.329447][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.329593][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.329713][ T32] Call trace: [ 1342.329882][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.329980][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.330050][ T32] r4:00000000 [ 1342.330098][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.330176][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.330234][ T32] 1d20: c0ae8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.330292][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.330356][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.330414][ T32] r5:80050013 r4:80239bb0 [ 1342.330463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.330557][ T32] r4:82ac21e4 [ 1342.330608][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.330696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.330744][ T32] r4:e0431dc0 [ 1342.330785][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.330896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.330949][ T32] r4:00000000 [ 1342.331011][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.331143][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.331198][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.331345][ T32] r5:00001000 r4:e0439000 [ 1342.331414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.331532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.331615][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.331651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.331727][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.331761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.331837][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.331966][ T32] r4:84aeca80 [ 1342.332084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.332167][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.332213][ T32] r4:00000001 [ 1342.332255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.332343][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.332407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.332470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.332532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.332592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.332696][ T32] r4:84b0e0c0 [ 1342.332866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.332926][ T32] INFO: task kworker/0:567:4847 blocked for more than 468 seconds. [ 1342.343945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.344182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.344252][ T32] task:kworker/0:567 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.344486][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.344606][ T32] Call trace: [ 1342.344670][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.344801][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:85559800 [ 1342.344860][ T32] r4:85559800 [ 1342.344900][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.344980][ T32] r5:85559800 r4:8291a680 [ 1342.345073][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.345178][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.345282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1342.345499][ T32] r4:00000000 [ 1342.345548][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.345618][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.345694][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.345774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9500 [ 1342.345839][ T32] r4:00000000 [ 1342.345904][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.346016][ T32] r9:83018005 r8:85559800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1342.346061][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.346143][ T32] r5:00001000 r4:eadad000 [ 1342.346183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.346256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.346338][ T32] r5:85468f8c r4:85468c00 [ 1342.346380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.346466][ T32] r7:dddced80 r6:83018000 r5:85468f8c r4:854a5000 [ 1342.346507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.346594][ T32] r10:61c88647 r9:85559800 r8:854a502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.346661][ T32] r4:854a5000 [ 1342.346732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.346825][ T32] r10:00000000 r9:854a5000 r8:80287e08 r7:eb3f9e60 r6:854af800 r5:85559800 [ 1342.346867][ T32] r4:00000001 [ 1342.347002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.347101][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1342.347274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.347338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.347390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.347632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.347696][ T32] r4:854a9300 [ 1342.348325][ T32] INFO: task kworker/0:567:4847 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.348411][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.348551][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.348655][ T32] Call trace: [ 1342.348739][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.348837][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.348886][ T32] r4:00000000 [ 1342.348926][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.349003][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.349100][ T32] 1d20: c0ae8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.349166][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.349221][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.349365][ T32] r5:80050013 r4:80239bb0 [ 1342.349439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.349530][ T32] r4:82ac21e4 [ 1342.349574][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.349661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.349701][ T32] r4:e0431dc0 [ 1342.349731][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.349815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.349856][ T32] r4:00000000 [ 1342.349888][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.349963][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.349996][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.350062][ T32] r5:00001000 r4:e0439000 [ 1342.350172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.350291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.350367][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.350409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.350575][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.350627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.350718][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.350766][ T32] r4:84aeca80 [ 1342.350823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.350924][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.350974][ T32] r4:00000001 [ 1342.351032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.351153][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.351213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.351271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.351323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.351383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.351426][ T32] r4:84b0e0c0 [ 1342.351483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.351545][ T32] INFO: task kworker/0:568:4849 blocked for more than 468 seconds. [ 1342.351613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.351666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.351710][ T32] task:kworker/0:568 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.351807][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.351896][ T32] Call trace: [ 1342.351973][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.352066][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:8555b000 [ 1342.352112][ T32] r4:8555b000 [ 1342.352170][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.352250][ T32] r5:8555b000 r4:8291a680 [ 1342.352348][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.352454][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.352566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1342.352616][ T32] r4:00000000 [ 1342.352681][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.352765][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.352862][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.375770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9980 [ 1342.375985][ T32] r4:00000000 [ 1342.376067][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.376208][ T32] r9:83018005 r8:8555b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1342.376258][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.376361][ T32] r5:00001000 r4:eaf79000 [ 1342.376408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.376491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.376581][ T32] r5:85469b8c r4:85469800 [ 1342.376627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.376728][ T32] r7:dddced80 r6:83018000 r5:85469b8c r4:854a5080 [ 1342.376800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.376914][ T32] r10:61c88647 r9:8555b000 r8:854a50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.376999][ T32] r4:854a5080 [ 1342.377052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.377154][ T32] r10:00000000 r9:854a5080 r8:80287e08 r7:eb429e60 r6:854af880 r5:8555b000 [ 1342.377260][ T32] r4:00000001 [ 1342.377345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.377433][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1342.377497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.377561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.377622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.377712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.377769][ T32] r4:854a94c0 [ 1342.378496][ T32] INFO: task kworker/0:568:4849 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.378581][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.378785][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378878][ T32] Call trace: [ 1342.378964][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.379063][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.379111][ T32] r4:00000000 [ 1342.379149][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.379244][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.379323][ T32] 1d20: c0c59000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.379408][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.379468][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.379525][ T32] r5:80050013 r4:80239bb0 [ 1342.379577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.379661][ T32] r4:82ac21e4 [ 1342.379704][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.379783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.379830][ T32] r4:e0431dc0 [ 1342.379874][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.379976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.380036][ T32] r4:00000000 [ 1342.380075][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.380162][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.380205][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.380303][ T32] r5:00001000 r4:e0439000 [ 1342.380386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.380460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.380560][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.380598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.380674][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.380709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.380784][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.380924][ T32] r4:84aeca80 [ 1342.380961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.381039][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.381109][ T32] r4:00000001 [ 1342.381206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.381438][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.381491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.381647][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.381698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.381749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.381792][ T32] r4:84b0e0c0 [ 1342.381829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.381883][ T32] INFO: task kworker/0:569:4851 blocked for more than 468 seconds. [ 1342.381972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.382017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.382054][ T32] task:kworker/0:569 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.382132][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.382262][ T32] Call trace: [ 1342.382330][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.382441][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:8555c800 [ 1342.382532][ T32] r4:8555c800 [ 1342.382588][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.382694][ T32] r5:8555c800 r4:8291a680 [ 1342.382729][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.382819][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.382990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1342.413833][ T32] r4:00000000 [ 1342.413925][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.414046][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.414138][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.414231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9600 [ 1342.414288][ T32] r4:00000000 [ 1342.414342][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.414444][ T32] r9:83018005 r8:8555c800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1342.414520][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.414616][ T32] r5:00001000 r4:eadcb000 [ 1342.414662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.414744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.414834][ T32] r5:8546938c r4:85469000 [ 1342.414879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.414980][ T32] r7:dddced80 r6:83018000 r5:8546938c r4:854a5100 [ 1342.415058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.415165][ T32] r10:61c88647 r9:8555c800 r8:854a512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.415219][ T32] r4:854a5100 [ 1342.415282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.415418][ T32] r10:00000000 r9:854a5100 r8:80287e08 r7:eb431e60 r6:854af900 r5:8555c800 [ 1342.415479][ T32] r4:00000001 [ 1342.415522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.415600][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1342.415688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.415768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.415825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.415885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.415935][ T32] r4:854a94c0 [ 1342.416616][ T32] INFO: task kworker/0:569:4851 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.416708][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.417178][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.417449][ T32] Call trace: [ 1342.417536][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.417622][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.417659][ T32] r4:00000000 [ 1342.417693][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.417755][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.417815][ T32] 1d20: c0f2c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.417878][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.417922][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.417961][ T32] r5:80050013 r4:80239bb0 [ 1342.417994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.418101][ T32] r4:82ac21e4 [ 1342.418152][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.418252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.418302][ T32] r4:e0431dc0 [ 1342.418357][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.418470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.418532][ T32] r4:00000000 [ 1342.418577][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.418693][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.418754][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.418838][ T32] r5:00001000 r4:e0439000 [ 1342.418904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.418991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.419099][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.419145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.419241][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.419287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.419389][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.419438][ T32] r4:84aeca80 [ 1342.419496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.419594][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.419659][ T32] r4:00000001 [ 1342.419760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.419856][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.419940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.420034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.420093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.420151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.420272][ T32] r4:84b0e0c0 [ 1342.420319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.420402][ T32] INFO: task kworker/0:570:4852 blocked for more than 468 seconds. [ 1342.420466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.420514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.420555][ T32] task:kworker/0:570 state:D stack:0 pid:4852 tgid:4852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.420658][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.420763][ T32] Call trace: [ 1342.420935][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.421026][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000013 r6:eb43dd8c r5:8555a400 [ 1342.421091][ T32] r4:8555a400 [ 1342.421167][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.421282][ T32] r5:8555a400 r4:8291a680 [ 1342.421351][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.421424][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.421501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1342.421544][ T32] r4:00000000 [ 1342.421581][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.421666][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.421737][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.421979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9780 [ 1342.422042][ T32] r4:00000000 [ 1342.422085][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.422295][ T32] r9:83018005 r8:8555a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1342.422503][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.422589][ T32] r5:00001000 r4:eaf59000 [ 1342.422627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.422698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.422795][ T32] r5:8546978c r4:85469400 [ 1342.422865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.456270][ T32] r7:dddced80 r6:83018000 r5:8546978c r4:854a5180 [ 1342.456462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.456604][ T32] r10:61c88647 r9:8555a400 r8:854a51ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.456702][ T32] r4:854a5180 [ 1342.456754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.456876][ T32] r10:00000000 r9:854a5180 r8:80287e08 r7:eb431e60 r6:854af980 r5:8555a400 [ 1342.456932][ T32] r4:00000001 [ 1342.456979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.457059][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1342.457125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.457214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.457279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.457370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.457434][ T32] r4:854a9580 [ 1342.458127][ T32] INFO: task kworker/0:570:4852 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.458211][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.458412][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.458536][ T32] Call trace: [ 1342.458660][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.458761][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.458811][ T32] r4:00000000 [ 1342.458878][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.458948][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.458995][ T32] 1d20: c1109000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.459041][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.459102][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.459175][ T32] r5:80050013 r4:80239bb0 [ 1342.459214][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.459284][ T32] r4:82ac21e4 [ 1342.459317][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.459423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.459464][ T32] r4:e0431dc0 [ 1342.459509][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.459580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.459617][ T32] r4:00000000 [ 1342.459707][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.459815][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.459856][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.459952][ T32] r5:00001000 r4:e0439000 [ 1342.460034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.460107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.460208][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.460244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.460321][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.460394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.460502][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.460583][ T32] r4:84aeca80 [ 1342.460618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.460724][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.460766][ T32] r4:00000001 [ 1342.460857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.460951][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.461029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.461093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.461141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.461187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.461223][ T32] r4:84b0e0c0 [ 1342.461257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.461325][ T32] INFO: task kworker/0:571:4854 blocked for more than 468 seconds. [ 1342.461407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.461489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.461571][ T32] task:kworker/0:571 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.461695][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.461788][ T32] Call trace: [ 1342.461876][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.461972][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000013 r6:eb441d8c r5:8555d400 [ 1342.462022][ T32] r4:8555d400 [ 1342.462065][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.462152][ T32] r5:8555d400 r4:8291a680 [ 1342.462220][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.462305][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.462410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1342.462467][ T32] r4:00000000 [ 1342.462517][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.462622][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.462791][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.462889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9a40 [ 1342.483883][ T32] r4:00000000 [ 1342.484005][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.484121][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1342.484162][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.484256][ T32] r5:00001000 r4:eafa7000 [ 1342.484344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.484436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.484558][ T32] r5:85469f8c r4:85469c00 [ 1342.484598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.484677][ T32] r7:dddced80 r6:83018000 r5:85469f8c r4:854a5200 [ 1342.484712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.484789][ T32] r10:61c88647 r9:8555d400 r8:854a522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.484825][ T32] r4:854a5200 [ 1342.484857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.484977][ T32] r10:00000000 r9:854a5200 r8:80287e08 r7:eb431e60 r6:854afa00 r5:8555d400 [ 1342.485017][ T32] r4:00000001 [ 1342.485098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.485165][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1342.485215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.485262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.485324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.485437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.485478][ T32] r4:854a96c0 [ 1342.486123][ T32] INFO: task kworker/0:571:4854 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.486181][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486290][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.486369][ T32] Call trace: [ 1342.486439][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.486523][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.486620][ T32] r4:00000000 [ 1342.486733][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.486847][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.486898][ T32] 1d20: c1266000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.486946][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.487064][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.487168][ T32] r5:80050013 r4:80239bb0 [ 1342.487266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.487370][ T32] r4:82ac21e4 [ 1342.487484][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.487555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.487682][ T32] r4:e0431dc0 [ 1342.487717][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.487784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.487820][ T32] r4:00000000 [ 1342.487852][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.487925][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.487958][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.488024][ T32] r5:00001000 r4:e0439000 [ 1342.488058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.488138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.488250][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.488314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.488442][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.488493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.488586][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.488636][ T32] r4:84aeca80 [ 1342.488680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.488774][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.488826][ T32] r4:00000001 [ 1342.488871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.488952][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.489008][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.489067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.489123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.489183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.489231][ T32] r4:84b0e0c0 [ 1342.489277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.489368][ T32] INFO: task kworker/0:572:4857 blocked for more than 468 seconds. [ 1342.489430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.489571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.489611][ T32] task:kworker/0:572 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.489684][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.489750][ T32] Call trace: [ 1342.489797][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.489947][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000113 r6:eb445d8c r5:8555e000 [ 1342.489988][ T32] r4:8555e000 [ 1342.490021][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.490088][ T32] r5:8555e000 r4:8291a680 [ 1342.490124][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.490212][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.490322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1342.490523][ T32] r4:00000000 [ 1342.490558][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.490614][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.490668][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.490732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9c80 [ 1342.490827][ T32] r4:00000000 [ 1342.490938][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.491013][ T32] r9:83018005 r8:8555e000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1342.491047][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.491264][ T32] r5:00001000 r4:eb01b000 [ 1342.491374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.491470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.491573][ T32] r5:8546a78c r4:8546a400 [ 1342.491687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.491766][ T32] r7:dddced80 r6:83018000 r5:8546a78c r4:854a5280 [ 1342.491799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.491872][ T32] r10:61c88647 r9:8555e000 r8:854a52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.491907][ T32] r4:854a5280 [ 1342.491937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.492006][ T32] r10:00000000 r9:854a5280 r8:80287e08 r7:eb441e60 r6:854afa80 r5:8555e000 [ 1342.492043][ T32] r4:00000001 [ 1342.492102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.492257][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1342.492303][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.492361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.492405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.492460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.492494][ T32] r4:854a9880 [ 1342.492879][ T32] INFO: task kworker/0:572:4857 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.492950][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.493070][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.518529][ T32] Call trace: [ 1342.518662][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.518810][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.518864][ T32] r4:00000000 [ 1342.518900][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.518986][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.519042][ T32] 1d20: c1449000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.519098][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.519141][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.519182][ T32] r5:80050013 r4:80239bb0 [ 1342.519216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.519284][ T32] r4:82ac21e4 [ 1342.519317][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.519398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.519449][ T32] r4:e0431dc0 [ 1342.519495][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.519611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.519679][ T32] r4:00000000 [ 1342.519729][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.519812][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.519848][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.519919][ T32] r5:00001000 r4:e0439000 [ 1342.519953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.520016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.520107][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.520168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.520250][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.520285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.520520][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.520587][ T32] r4:84aeca80 [ 1342.520634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.520740][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.520806][ T32] r4:00000001 [ 1342.520856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.520936][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.521016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.521094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.521159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.521221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.521270][ T32] r4:84b0e0c0 [ 1342.521439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.521520][ T32] INFO: task kworker/1:293:4859 blocked for more than 469 seconds. [ 1342.521590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.521649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.521721][ T32] task:kworker/1:293 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.521859][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.521953][ T32] Call trace: [ 1342.522027][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.522115][ T32] r10:8291a684 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:8555ec00 [ 1342.522154][ T32] r4:8555ec00 [ 1342.522248][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.522366][ T32] r5:8555ec00 r4:8291a680 [ 1342.522406][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.522470][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.522550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1342.522603][ T32] r4:00000000 [ 1342.522649][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.522749][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.522835][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.522911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c0740 [ 1342.523217][ T32] r4:00000000 [ 1342.533891][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.534045][ T32] r9:83018205 r8:8555ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1342.534423][ T32] r5:8532f78c r4:8532f400 [ 1342.534484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.534644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.535268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.536658][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.537143][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1342.537760][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.538489][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1342.539110][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 6 printk messages dropped ** [ 1342.539683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.540356][ T32] r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:85558000 ** 8 printk messages dropped ** [ 1342.541020][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.541863][ T32] r5:8546b78c r4:8546b400 [ 1342.542095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.542405][ T32] r10:61c88647 r9:85558000 r8:854a532c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.572575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.574080][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.575291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1342.575870][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1342.576563][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1342.576740][ T32] r4:00000001 [ 1342.576761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.576925][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.577213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.577244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.577272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.577344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.577375][ T32] r4:84b0e0c0 [ 1342.577399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.577429][ T32] INFO: task kworker/0:574:4863 blocked for more than 469 seconds. [ 1342.577465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.577666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.577782][ T32] task:kworker/0:574 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.578429][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.578513][ T32] Call trace: [ 1342.578549][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.578598][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:8555bc00 [ 1342.578621][ T32] r4:8555bc00 [ 1342.578643][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.578829][ T32] r5:8555bc00 r4:8291a680 [ 1342.578853][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.579028][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.579245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1342.579272][ T32] r4:00000000 [ 1342.579292][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.579331][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.579366][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.579433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9e00 [ 1342.579459][ T32] r4:00000000 [ 1342.579479][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.579632][ T32] r9:83018005 r8:8555bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1342.579663][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579707][ T32] r5:00001000 r4:dfa17000 [ 1342.579728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.579780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.579910][ T32] r5:8546ab8c r4:8546a800 [ 1342.579933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.580020][ T32] r7:dddced80 r6:83018000 r5:8546ab8c r4:854a5380 [ 1342.580043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.580128][ T32] r10:61c88647 r9:8555bc00 r8:854a53ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.580154][ T32] r4:854a5380 [ 1342.580174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.580218][ T32] r10:00000000 r9:854a5380 r8:80287e08 r7:eaea1e60 r6:854afc80 r5:8555bc00 [ 1342.580242][ T32] r4:00000001 [ 1342.580262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.580297][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1342.580329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.580358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.580384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.580454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.580479][ T32] r4:854a9d80 [ 1342.580825][ T32] INFO: task kworker/0:574:4863 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.580882][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.580941][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.581050][ T32] Call trace: [ 1342.581148][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.581200][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.581224][ T32] r4:00000000 [ 1342.581243][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.581283][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.581356][ T32] 1d20: c167a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.581387][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.581413][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.581438][ T32] r5:80050013 r4:80239bb0 [ 1342.581459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.581539][ T32] r4:82ac21e4 [ 1342.581564][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.581608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.581631][ T32] r4:e0431dc0 [ 1342.581651][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.581693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.581715][ T32] r4:00000000 [ 1342.581734][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.581809][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.581835][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.581877][ T32] r5:00001000 r4:e0439000 [ 1342.581896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.581935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.581976][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.581996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.582044][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.582066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.582117][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.582141][ T32] r4:84aeca80 [ 1342.582200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.582249][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.582272][ T32] r4:00000001 [ 1342.582588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.582690][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.582735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.582763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.582789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.582819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.582842][ T32] r4:84b0e0c0 [ 1342.582863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.582887][ T32] INFO: task kworker/0:575:4864 blocked for more than 469 seconds. [ 1342.582916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.582939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.582961][ T32] task:kworker/0:575 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.624228][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.624339][ T32] Call trace: [ 1342.624379][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.624446][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:85500000 [ 1342.624472][ T32] r4:85500000 [ 1342.624495][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.624542][ T32] r5:85500000 r4:8291a680 [ 1342.624594][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.624645][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.624692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1342.624716][ T32] r4:00000000 [ 1342.624828][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.624930][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.625016][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.625311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9d80 [ 1342.625350][ T32] r4:00000000 [ 1342.625399][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.625452][ T32] r9:83018005 r8:85500000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.625490][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.625537][ T32] r5:00001000 r4:dff0b000 [ 1342.625561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.625605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.625649][ T32] r5:8546af8c r4:8546ac00 [ 1342.625670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.625733][ T32] r7:dddced80 r6:83018000 r5:8546af8c r4:854a5400 [ 1342.625848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.625899][ T32] r10:61c88647 r9:85500000 r8:854a542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.625922][ T32] r4:854a5400 [ 1342.625943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.626249][ T32] r10:00000000 r9:854a5400 r8:80287e08 r7:eaea1e60 r6:854afd00 r5:85500000 [ 1342.626276][ T32] r4:00000001 [ 1342.626296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.626341][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1342.626391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.626422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.626448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.626476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.626499][ T32] r4:854a9480 [ 1342.626977][ T32] INFO: task kworker/0:575:4864 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.627021][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.627085][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.627131][ T32] Call trace: [ 1342.627183][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.627274][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.627301][ T32] r4:00000000 [ 1342.627325][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.627369][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.627399][ T32] 1d20: c1cbc000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.627428][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.627581][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.627608][ T32] r5:80050013 r4:80239bb0 [ 1342.627629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.627871][ T32] r4:82ac21e4 [ 1342.628192][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.628238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.628262][ T32] r4:e0431dc0 [ 1342.628281][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.628329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.628353][ T32] r4:00000000 [ 1342.628387][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.628507][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.628533][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.628575][ T32] r5:00001000 r4:e0439000 [ 1342.628668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.628779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.628893][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.628915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.628961][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.628982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.629029][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.629052][ T32] r4:84aeca80 [ 1342.629070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.629153][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.629180][ T32] r4:00000001 [ 1342.629200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.629280][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.629334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.629364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.629389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.629417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.629439][ T32] r4:84b0e0c0 [ 1342.629460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.629746][ T32] INFO: task kworker/0:576:4866 blocked for more than 469 seconds. [ 1342.629785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.629810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.629940][ T32] task:kworker/0:576 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.630332][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.630466][ T32] Call trace: [ 1342.630646][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.630696][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85501800 [ 1342.630721][ T32] r4:85501800 [ 1342.630742][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.630783][ T32] r5:85501800 r4:8291a680 [ 1342.630885][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.631085][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.631151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1342.631216][ T32] r4:00000000 [ 1342.631287][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.631336][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.631374][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.631414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ac7c0 [ 1342.631437][ T32] r4:00000000 [ 1342.631496][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.631544][ T32] r9:83018005 r8:85501800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1342.631566][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.631700][ T32] r5:00001000 r4:e0117000 [ 1342.631722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.631764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.631825][ T32] r5:8546b38c r4:8546b000 [ 1342.631934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.631983][ T32] r7:dddced80 r6:83018000 r5:8546b38c r4:854a5480 [ 1342.632048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.632144][ T32] r10:61c88647 r9:85501800 r8:854a54ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.632218][ T32] r4:854a5480 [ 1342.632241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.632328][ T32] r10:00000000 r9:854a5480 r8:80287e08 r7:eaea1e60 r6:854afd80 r5:85501800 [ 1342.632355][ T32] r4:00000001 [ 1342.632375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.632415][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1342.632442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.632505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.632536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.632574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.632627][ T32] r4:854a9f40 [ 1342.632873][ T32] INFO: task kworker/0:576:4866 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.632909][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.655042][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.655203][ T32] Call trace: [ 1342.655239][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.655335][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.655370][ T32] r4:00000000 [ 1342.655431][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.655525][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.655558][ T32] 1d20: c1fa8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.655827][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.655858][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.655950][ T32] r5:80050013 r4:80239bb0 [ 1342.655986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.656517][ T32] r4:82ac21e4 [ 1342.656543][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.656589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.656612][ T32] r4:e0431dc0 [ 1342.657031][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.657079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.658326][ T32] r4:00000000 [ 1342.658354][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.658404][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.658427][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.658695][ T32] r5:00001000 r4:e0439000 [ 1342.658719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.658761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.659210][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.660124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.660183][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.660224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.660275][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.660310][ T32] r4:84aeca80 [ 1342.660649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.660700][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.660781][ T32] r4:00000001 [ 1342.660805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.660896][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.660926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.660955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.660982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.661013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.661038][ T32] r4:84b0e0c0 [ 1342.661094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.661142][ T32] INFO: task kworker/0:577:4868 blocked for more than 469 seconds. [ 1342.661177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.661499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.661792][ T32] task:kworker/0:577 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.661997][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.662224][ T32] Call trace: [ 1342.662404][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.662456][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:85503000 [ 1342.662481][ T32] r4:85503000 [ 1342.662501][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.662542][ T32] r5:85503000 r4:8291a680 [ 1342.662698][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.662756][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.662807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1342.662831][ T32] r4:00000000 [ 1342.662851][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.662885][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.662918][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.663020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555380 [ 1342.685007][ T32] r4:00000000 [ 1342.685064][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.685144][ T32] r9:83018005 r8:85503000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1342.685172][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.685221][ T32] r5:00001000 r4:eaacf000 [ 1342.685244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.685349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.685471][ T32] r5:8546c38c r4:8546c000 [ 1342.685581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.685635][ T32] r7:dddced80 r6:83018000 r5:8546c38c r4:854a5500 [ 1342.685657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.685703][ T32] r10:61c88647 r9:85503000 r8:854a552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.686272][ T32] r4:854a5500 [ 1342.686388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.686816][ T32] r10:00000000 r9:854a5500 r8:80287e08 r7:eaea1e60 r6:854afe00 r5:85503000 [ 1342.686843][ T32] r4:00000001 [ 1342.686877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.686919][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1342.686950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.686979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.687005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.687033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.687054][ T32] r4:854a9b40 [ 1342.687471][ T32] INFO: task kworker/0:577:4868 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.687512][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.687640][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.687691][ T32] Call trace: [ 1342.687812][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.687935][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.687971][ T32] r4:00000000 [ 1342.687992][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.688035][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.688063][ T32] 1d20: c24de000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.688286][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.688332][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.688679][ T32] r5:80050013 r4:80239bb0 [ 1342.688751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.688798][ T32] r4:82ac21e4 [ 1342.688820][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.688862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.688964][ T32] r4:e0431dc0 [ 1342.689145][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.689192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.689215][ T32] r4:00000000 [ 1342.689256][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.689342][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.689368][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.689412][ T32] r5:00001000 r4:e0439000 [ 1342.689522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.689567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.689748][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.689822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.689872][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.689895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.689987][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.690017][ T32] r4:84aeca80 [ 1342.690037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.690085][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.690145][ T32] r4:00000001 [ 1342.690170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.690220][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.690250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.690278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.690304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.690336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.690358][ T32] r4:84b0e0c0 [ 1342.690380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.690413][ T32] INFO: task kworker/0:578:4870 blocked for more than 469 seconds. [ 1342.690448][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.690473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.690495][ T32] task:kworker/0:578 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.690642][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.690751][ T32] Call trace: [ 1342.690847][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.690897][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85503c00 [ 1342.690919][ T32] r4:85503c00 [ 1342.691022][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.691101][ T32] r5:85503c00 r4:8291a680 [ 1342.691138][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.691183][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.691225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1342.691487][ T32] r4:00000000 [ 1342.691590][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.691632][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.691668][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.691710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555140 [ 1342.691770][ T32] r4:00000000 [ 1342.691839][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.691885][ T32] r9:83018005 r8:85503c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1342.692038][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.692089][ T32] r5:00001000 r4:e484f000 [ 1342.692206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.692250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.692293][ T32] r5:8546bb8c r4:8546b800 [ 1342.692315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.692372][ T32] r7:dddced80 r6:83018000 r5:8546bb8c r4:854a5580 [ 1342.692393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.692536][ T32] r10:61c88647 r9:85503c00 r8:854a55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.692691][ T32] r4:854a5580 [ 1342.692733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.692800][ T32] r10:00000000 r9:854a5580 r8:80287e08 r7:eb455e60 r6:854afe80 r5:85503c00 [ 1342.692829][ T32] r4:00000001 [ 1342.692851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.692930][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1342.693123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.724614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.724709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.724870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.724922][ T32] r4:85555280 [ 1342.725689][ T32] INFO: task kworker/0:578:4870 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.725775][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.726100][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.726441][ T32] Call trace: [ 1342.726609][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.726710][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.726756][ T32] r4:00000000 [ 1342.726794][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.726869][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.727016][ T32] 1d20: c2977000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.727142][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.727199][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.727244][ T32] r5:80050013 r4:80239bb0 [ 1342.727285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.727396][ T32] r4:82ac21e4 [ 1342.727441][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.727519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.727561][ T32] r4:e0431dc0 [ 1342.727643][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.727769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.727894][ T32] r4:00000000 [ 1342.728019][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.728120][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.728248][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.728338][ T32] r5:00001000 r4:e0439000 [ 1342.728381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.728464][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.728856][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.729221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.729357][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.729408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.729565][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.729625][ T32] r4:84aeca80 [ 1342.729670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.729993][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.730058][ T32] r4:00000001 [ 1342.730114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.730193][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.730258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.730447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.730513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.730682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.730735][ T32] r4:84b0e0c0 [ 1342.730778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.731043][ T32] INFO: task kworker/0:579:4872 blocked for more than 469 seconds. [ 1342.731177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.731286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.731403][ T32] task:kworker/0:579 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.731529][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.731644][ T32] Call trace: [ 1342.731709][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.731801][ T32] r10:8291a684 r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:85504800 [ 1342.731844][ T32] r4:85504800 [ 1342.731883][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.732105][ T32] r5:85504800 r4:8291a680 [ 1342.732167][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.732257][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.732376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1342.732422][ T32] r4:00000000 [ 1342.732493][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.732562][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.732629][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.732754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855552c0 [ 1342.732872][ T32] r4:00000000 [ 1342.732923][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.764527][ T32] r9:83018005 r8:85504800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1342.764618][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.764744][ T32] r5:00001000 r4:eaa79000 [ 1342.764786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.764896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.764984][ T32] r5:8546bf8c r4:8546bc00 [ 1342.765057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.765183][ T32] r7:dddced80 r6:83018000 r5:8546bf8c r4:854a5600 [ 1342.765230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.765338][ T32] r10:61c88647 r9:85504800 r8:854a562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.765413][ T32] r4:854a5600 [ 1342.765517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.765614][ T32] r10:00000000 r9:854a5600 r8:80287e08 r7:eb455e60 r6:854aff00 r5:85504800 [ 1342.766059][ T32] r4:00000001 [ 1342.766141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.766223][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1342.766341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.766451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.766867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.767039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.767088][ T32] r4:85555100 [ 1342.767830][ T32] INFO: task kworker/0:579:4872 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.767945][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.768138][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.768437][ T32] Call trace: [ 1342.768521][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.768628][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.768682][ T32] r4:00000000 [ 1342.768725][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.768804][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.768869][ T32] 1d20: c2db0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.768935][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.768982][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.769021][ T32] r5:80050013 r4:80239bb0 [ 1342.769055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.769131][ T32] r4:82ac21e4 [ 1342.769313][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.769672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.770060][ T32] r4:e0431dc0 [ 1342.770100][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.770170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.770205][ T32] r4:00000000 [ 1342.770237][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.770309][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.770770][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.770881][ T32] r5:00001000 r4:e0439000 [ 1342.770917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.771113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.771193][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.771246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.771324][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.772131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.772475][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.772527][ T32] r4:84aeca80 [ 1342.772571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.772669][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.772725][ T32] r4:00000001 [ 1342.772825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.772909][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.799790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.799932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.800108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.800185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.800231][ T32] r4:84b0e0c0 [ 1342.800260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.800321][ T32] INFO: task kworker/0:580:4875 blocked for more than 469 seconds. [ 1342.800431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.800464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.800487][ T32] task:kworker/0:580 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.800546][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.800651][ T32] Call trace: [ 1342.800723][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.800782][ T32] r10:8291a684 r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:85502400 [ 1342.800835][ T32] r4:85502400 [ 1342.800889][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.800934][ T32] r5:85502400 r4:8291a680 [ 1342.800957][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.801028][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.801074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1342.801096][ T32] r4:00000000 [ 1342.801114][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.801148][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.801184][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.801258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855557c0 [ 1342.801362][ T32] r4:00000000 [ 1342.801393][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.801506][ T32] r9:83018005 r8:85502400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1342.801533][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.801577][ T32] r5:00001000 r4:eab83000 [ 1342.801608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.801680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.801756][ T32] r5:8546cf8c r4:8546cc00 [ 1342.801780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.801829][ T32] r7:dddced80 r6:83018000 r5:8546cf8c r4:854a5680 [ 1342.801877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.801927][ T32] r10:61c88647 r9:85502400 r8:854a56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.801988][ T32] r4:854a5680 [ 1342.802010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.802056][ T32] r10:00000000 r9:854a5680 r8:80287e08 r7:eb455e60 r6:854aff80 r5:85502400 [ 1342.802143][ T32] r4:00000001 [ 1342.802195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.802251][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 1342.802365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.802422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.802475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.802506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.802529][ T32] r4:85555200 [ 1342.802980][ T32] INFO: task kworker/0:580:4875 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.816051][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.816190][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.816281][ T32] Call trace: [ 1342.816314][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.816408][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.816436][ T32] r4:00000000 [ 1342.816456][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.816497][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.816525][ T32] 1d20: c3b86000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.816553][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.816578][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.816629][ T32] r5:80050013 r4:80239bb0 [ 1342.816653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.816694][ T32] r4:82ac21e4 [ 1342.816714][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.816754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.816777][ T32] r4:e0431dc0 [ 1342.816844][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.816919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.816944][ T32] r4:00000000 [ 1342.816991][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.817040][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.817063][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.817132][ T32] r5:00001000 r4:e0439000 [ 1342.817156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.817200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.817321][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.817352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.817444][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.817468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.817546][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.817572][ T32] r4:84aeca80 [ 1342.817592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.817637][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.817659][ T32] r4:00000001 [ 1342.817678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.817712][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.817769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.817812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.817840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.817867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.817889][ T32] r4:84b0e0c0 [ 1342.817911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.817987][ T32] INFO: task kworker/0:581:4876 blocked for more than 469 seconds. [ 1342.818023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.818077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.818136][ T32] task:kworker/0:581 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.818182][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.818259][ T32] Call trace: [ 1342.818329][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.818381][ T32] r10:8291a684 r9:eb475d84 r8:00000002 r7:60000013 r6:eb475d8c r5:85500c00 [ 1342.818443][ T32] r4:85500c00 [ 1342.818467][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.818508][ T32] r5:85500c00 r4:8291a680 [ 1342.818556][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.818601][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.818645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1342.818669][ T32] r4:00000000 [ 1342.818688][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.818785][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.818858][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.818902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555580 [ 1342.818925][ T32] r4:00000000 [ 1342.818944][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.818986][ T32] r9:83018005 r8:85500c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1342.819008][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.819049][ T32] r5:00001000 r4:eab1f000 [ 1342.819068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.819107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.819147][ T32] r5:8546c78c r4:8546c400 [ 1342.819166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.819244][ T32] r7:dddced80 r6:83018000 r5:8546c78c r4:854a5700 [ 1342.819280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.819329][ T32] r10:61c88647 r9:85500c00 r8:854a572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.819395][ T32] r4:854a5700 [ 1342.819417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.819497][ T32] r10:00000000 r9:854a5700 r8:80287e08 r7:eb471e60 r6:854bf000 r5:85500c00 [ 1342.819524][ T32] r4:00000001 [ 1342.819542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.819577][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 1342.819614][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.819715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.819745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.819773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.819795][ T32] r4:855553c0 [ 1342.820227][ T32] INFO: task kworker/0:581:4876 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.820272][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.821422][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.821662][ T32] Call trace: [ 1342.822152][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.822317][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.822615][ T32] r4:00000000 [ 1342.823001][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.833562][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.833618][ T32] 1d20: c3b86000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.833649][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.833674][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.833700][ T32] r5:80050013 r4:80239bb0 [ 1342.833723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.833781][ T32] r4:82ac21e4 [ 1342.833800][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.833856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.833882][ T32] r4:e0431dc0 [ 1342.833912][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.833959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.833991][ T32] r4:00000000 [ 1342.834030][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.834079][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.834122][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.834187][ T32] r5:00001000 r4:e0439000 [ 1342.834210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.834251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.834293][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.834312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.834365][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.834487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.834538][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.834560][ T32] r4:84aeca80 [ 1342.834590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.834649][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.834674][ T32] r4:00000001 [ 1342.834703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.834752][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.834797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.834827][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.834868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.834900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.834932][ T32] r4:84b0e0c0 [ 1342.835084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.835121][ T32] INFO: task kworker/0:582:4878 blocked for more than 469 seconds. [ 1342.835155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.835185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.835631][ T32] task:kworker/0:582 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.835695][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.835739][ T32] Call trace: [ 1342.836331][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.836587][ T32] r10:8291a684 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:85506c00 [ 1342.837302][ T32] r4:85506c00 [ 1342.837335][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.837385][ T32] r5:85506c00 r4:8291a680 [ 1342.837674][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.838058][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.838107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 1342.838156][ T32] r4:00000000 [ 1342.838178][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.838213][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.838246][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.838285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555640 [ 1342.838394][ T32] r4:00000000 [ 1342.838449][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.838525][ T32] r9:83018005 r8:85506c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1342.838569][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.838615][ T32] r5:00001000 r4:eab4d000 [ 1342.838634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.838707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.838751][ T32] r5:8546cb8c r4:8546c800 [ 1342.838771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.838816][ T32] r7:dddced80 r6:83018000 r5:8546cb8c r4:854a5780 [ 1342.838862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.838946][ T32] r10:61c88647 r9:85506c00 r8:854a57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.839006][ T32] r4:854a5780 [ 1342.839041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.839126][ T32] r10:00000000 r9:854a5780 r8:80287e08 r7:eb471e60 r6:854bf080 r5:85506c00 [ 1342.839179][ T32] r4:00000001 [ 1342.839215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.839286][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1342.839365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.839396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.839452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.839482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.839504][ T32] r4:855554c0 [ 1342.839962][ T32] INFO: task kworker/0:582:4878 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.840001][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.840159][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.840299][ T32] Call trace: [ 1342.840390][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.840457][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.840483][ T32] r4:00000000 [ 1342.840503][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.840584][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.840648][ T32] 1d20: c3b86000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.840678][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.840704][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.840797][ T32] r5:80050013 r4:80239bb0 [ 1342.840821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.840885][ T32] r4:82ac21e4 [ 1342.840908][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.840979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.841039][ T32] r4:e0431dc0 [ 1342.841096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.841200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.841250][ T32] r4:00000000 [ 1342.841304][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.841391][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.841416][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.841491][ T32] r5:00001000 r4:e0439000 [ 1342.841543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.841617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.841662][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.841681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.841726][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.841791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.841840][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.841862][ T32] r4:84aeca80 [ 1342.841911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.841991][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.842053][ T32] r4:00000001 [ 1342.842112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.842188][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.842217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.842244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.842299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.842329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.842357][ T32] r4:84b0e0c0 [ 1342.842377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.842401][ T32] INFO: task kworker/0:583:4880 blocked for more than 469 seconds. [ 1342.842430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.842454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.842473][ T32] task:kworker/0:583 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.842537][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.842577][ T32] Call trace: [ 1342.842619][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.842698][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:85506000 [ 1342.842755][ T32] r4:85506000 [ 1342.842809][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.842888][ T32] r5:85506000 r4:8291a680 [ 1342.842911][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.842950][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.866611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1342.866703][ T32] r4:00000000 [ 1342.866856][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.867004][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.867256][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.867360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c200 [ 1342.867411][ T32] r4:00000000 [ 1342.867453][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.867549][ T32] r9:83018005 r8:85506000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1342.867597][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.867688][ T32] r5:00001000 r4:eafe9000 [ 1342.867734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.867815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.867899][ T32] r5:8546f38c r4:8546f000 [ 1342.867938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.868023][ T32] r7:dddced80 r6:83018000 r5:8546f38c r4:854a5800 [ 1342.868061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.868334][ T32] r10:61c88647 r9:85506000 r8:854a582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.868414][ T32] r4:854a5800 [ 1342.868464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.868570][ T32] r10:00000000 r9:854a5800 r8:80287e08 r7:eb471e60 r6:854bf100 r5:85506000 [ 1342.868628][ T32] r4:00000001 [ 1342.868701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.868778][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1342.868984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.869045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.869099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.869183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.869230][ T32] r4:85555680 [ 1342.869926][ T32] INFO: task kworker/0:583:4880 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.870013][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.870198][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.870324][ T32] Call trace: [ 1342.870392][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.870484][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.870533][ T32] r4:00000000 [ 1342.870573][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.870647][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.870702][ T32] 1d20: c4220000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.870756][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.870818][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.870869][ T32] r5:80050013 r4:80239bb0 [ 1342.870908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.870984][ T32] r4:82ac21e4 [ 1342.871022][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.871147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.871214][ T32] r4:e0431dc0 [ 1342.871255][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.871335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.871385][ T32] r4:00000000 [ 1342.871424][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.871509][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.871562][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.871650][ T32] r5:00001000 r4:e0439000 [ 1342.871693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.871773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.871855][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.871897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.872002][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.872062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.872183][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.872347][ T32] r4:84aeca80 [ 1342.872396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.872484][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.872527][ T32] r4:00000001 [ 1342.872562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.872626][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.872675][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.872728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.872777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.872831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.872905][ T32] r4:84b0e0c0 [ 1342.873090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.903817][ T32] INFO: task kworker/0:584:4883 blocked for more than 469 seconds. [ 1342.903929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.903985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.904057][ T32] task:kworker/0:584 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.904205][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.904388][ T32] Call trace: [ 1342.904466][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.904577][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85508c00 [ 1342.904643][ T32] r4:85508c00 [ 1342.904689][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.904775][ T32] r5:85508c00 r4:8291a680 [ 1342.904827][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.904917][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.905005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1342.905055][ T32] r4:00000000 [ 1342.905100][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.905184][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.905305][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.905412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555880 [ 1342.905466][ T32] r4:00000000 [ 1342.905511][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.905614][ T32] r9:83018005 r8:85508c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.905663][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.905757][ T32] r5:00001000 r4:eabad000 [ 1342.905818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.905905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.905992][ T32] r5:8546d38c r4:8546d000 [ 1342.906034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.906124][ T32] r7:dddced80 r6:83018000 r5:8546d38c r4:854a5880 [ 1342.906164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.906250][ T32] r10:61c88647 r9:85508c00 r8:854a58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.906296][ T32] r4:854a5880 [ 1342.906347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.906449][ T32] r10:00000000 r9:854a5880 r8:80287e08 r7:eb485e60 r6:854bf180 r5:85508c00 [ 1342.906513][ T32] r4:00000001 [ 1342.906558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.906637][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1342.906695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.906748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.906796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.906846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.906886][ T32] r4:85555740 [ 1342.907593][ T32] INFO: task kworker/0:584:4883 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.907662][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.907766][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.907877][ T32] Call trace: [ 1342.907943][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.908033][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.908084][ T32] r4:00000000 [ 1342.908129][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.908235][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.908304][ T32] 1d20: c4764000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.908380][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.908439][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.908535][ T32] r5:80050013 r4:80239bb0 [ 1342.908626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.908720][ T32] r4:82ac21e4 [ 1342.908762][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.908852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.908900][ T32] r4:e0431dc0 [ 1342.908942][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.909053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.909112][ T32] r4:00000000 [ 1342.909159][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.909257][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.909332][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.909544][ T32] r5:00001000 r4:e0439000 [ 1342.909612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.909706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.909798][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.909845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.909939][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.910005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.910126][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.910184][ T32] r4:84aeca80 [ 1342.910226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.910323][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.910378][ T32] r4:00000001 [ 1342.910420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.910524][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.910592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.910660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.910713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.910771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.910816][ T32] r4:84b0e0c0 [ 1342.910924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.911046][ T32] INFO: task kworker/0:585:4884 blocked for more than 469 seconds. [ 1342.911139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.911185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.911224][ T32] task:kworker/0:585 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.911307][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.911390][ T32] Call trace: [ 1342.911446][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.911551][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:85509800 [ 1342.911607][ T32] r4:85509800 [ 1342.911648][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.911727][ T32] r5:85509800 r4:8291a680 [ 1342.911795][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.911887][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.911964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1342.912004][ T32] r4:00000000 [ 1342.912065][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.912138][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.912211][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.912292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855559c0 [ 1342.912339][ T32] r4:00000000 [ 1342.912392][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.912477][ T32] r9:83018005 r8:85509800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.912521][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.912606][ T32] r5:00001000 r4:eadfd000 [ 1342.912658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.912737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.912810][ T32] r5:8546d78c r4:8546d400 [ 1342.912846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.912932][ T32] r7:dddced80 r6:83018000 r5:8546d78c r4:854a5900 [ 1342.913022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.941590][ T32] r10:61c88647 r9:85509800 r8:854a592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.941679][ T32] r4:854a5900 [ 1342.941727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.941885][ T32] r10:00000000 r9:854a5900 r8:80287e08 r7:eb485e60 r6:854bf200 r5:85509800 [ 1342.941936][ T32] r4:00000001 [ 1342.941974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.942070][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1342.942149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.942228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.942298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.942364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.942410][ T32] r4:85555740 [ 1342.943548][ T32] INFO: task kworker/0:585:4884 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.943683][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.943838][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.943941][ T32] Call trace: [ 1342.944002][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.944101][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.944148][ T32] r4:00000000 [ 1342.944187][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.944262][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.944316][ T32] 1d20: c492a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.944378][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.944429][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.944499][ T32] r5:80050013 r4:80239bb0 [ 1342.944544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.944636][ T32] r4:82ac21e4 [ 1342.944691][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.944781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.944831][ T32] r4:e0431dc0 [ 1342.944874][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.944978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.945036][ T32] r4:00000000 [ 1342.945077][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.945168][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.945220][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.945323][ T32] r5:00001000 r4:e0439000 [ 1342.945375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.945453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.945533][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.945572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.945658][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.945698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.945785][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.945829][ T32] r4:84aeca80 [ 1342.945867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.945979][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.946029][ T32] r4:00000001 [ 1342.946069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.946166][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.946260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.946321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.946381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.946438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.946485][ T32] r4:84b0e0c0 [ 1342.946528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.946579][ T32] INFO: task kworker/0:586:4886 blocked for more than 469 seconds. [ 1342.946665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.946757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.946810][ T32] task:kworker/0:586 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.946902][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.947009][ T32] Call trace: [ 1342.947095][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.947188][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:85508000 [ 1342.947232][ T32] r4:85508000 [ 1342.947301][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.947400][ T32] r5:85508000 r4:8291a680 [ 1342.947480][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.947575][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.947681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1342.947742][ T32] r4:00000000 [ 1342.947799][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.947879][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.947986][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.948095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555b00 [ 1342.948155][ T32] r4:00000000 [ 1342.948209][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.948308][ T32] r9:83018005 r8:85508000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.948371][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.948466][ T32] r5:00001000 r4:eae1d000 [ 1342.948516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.948640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.948738][ T32] r5:8546db8c r4:8546d800 [ 1342.948785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.948878][ T32] r7:dddced80 r6:83018000 r5:8546db8c r4:854a5980 [ 1342.948923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.949019][ T32] r10:61c88647 r9:85508000 r8:854a59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.949121][ T32] r4:854a5980 [ 1342.949234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.949351][ T32] r10:00000000 r9:854a5980 r8:80287e08 r7:eb485e60 r6:854bf280 r5:85508000 [ 1342.949393][ T32] r4:00000001 [ 1342.949425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.949546][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1342.949596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.949642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.949707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.949755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.949811][ T32] r4:85555a00 [ 1342.950369][ T32] INFO: task kworker/0:586:4886 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.950425][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.950511][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.950576][ T32] Call trace: [ 1342.950622][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.950699][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.950734][ T32] r4:00000000 [ 1342.950766][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.950827][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.950871][ T32] 1d20: c492a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.951061][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.951199][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.951442][ T32] r5:80050013 r4:80239bb0 [ 1342.951482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.951546][ T32] r4:82ac21e4 [ 1342.951577][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.951642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.951678][ T32] r4:e0431dc0 [ 1342.951753][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.951825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.951861][ T32] r4:00000000 [ 1342.951891][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.951962][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.951996][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.952060][ T32] r5:00001000 r4:e0439000 [ 1342.952156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.952222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.952622][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.952659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.952735][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.952769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.952842][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.952878][ T32] r4:84aeca80 [ 1342.952908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.983864][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.984013][ T32] r4:00000001 [ 1342.984069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.984189][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.984255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.984321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.984388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.984446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.984502][ T32] r4:84b0e0c0 [ 1342.984585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.984644][ T32] INFO: task kworker/0:587:4888 blocked for more than 469 seconds. [ 1342.984716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.984771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.984820][ T32] task:kworker/0:587 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.984941][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.985042][ T32] Call trace: [ 1342.985114][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.985233][ T32] r10:8291a684 r9:eb4a5d84 r8:00000002 r7:60000013 r6:eb4a5d8c r5:8550a400 [ 1342.985285][ T32] r4:8550a400 [ 1342.985531][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.985621][ T32] r5:8550a400 r4:8291a680 [ 1342.985669][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.985757][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.985879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1342.985938][ T32] r4:00000000 [ 1342.985983][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.986077][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.986165][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.986261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555c40 [ 1342.986324][ T32] r4:00000000 [ 1342.986379][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.986482][ T32] r9:83018005 r8:8550a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1342.986532][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.986651][ T32] r5:00001000 r4:eae47000 [ 1342.986760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.986849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.986932][ T32] r5:8546df8c r4:8546dc00 [ 1342.986977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.987065][ T32] r7:dddced80 r6:83018000 r5:8546df8c r4:854a5a00 [ 1342.987111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.987199][ T32] r10:61c88647 r9:8550a400 r8:854a5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.987246][ T32] r4:854a5a00 [ 1342.987285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.987383][ T32] r10:00000000 r9:854a5a00 r8:80287e08 r7:eb485e60 r6:854bf300 r5:8550a400 [ 1342.987434][ T32] r4:00000001 [ 1342.987472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.987548][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1342.987610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.987676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.987742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.987815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.987868][ T32] r4:85555b40 [ 1342.988519][ T32] INFO: task kworker/0:587:4888 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1342.988608][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.988733][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.988826][ T32] Call trace: [ 1342.988893][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.989174][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1342.989236][ T32] r4:00000000 [ 1342.989312][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.989415][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1342.989483][ T32] 1d20: c4db7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1342.989550][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1342.989609][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1342.989662][ T32] r5:80050013 r4:80239bb0 [ 1342.989709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.989800][ T32] r4:82ac21e4 [ 1342.989846][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.989939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1342.989999][ T32] r4:e0431dc0 [ 1342.990047][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.990145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1342.990195][ T32] r4:00000000 [ 1342.990241][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1342.990331][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.990381][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.990472][ T32] r5:00001000 r4:e0439000 [ 1342.990517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.990602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.990683][ T32] r5:84b4ef8c r4:84b4ec00 [ 1342.990725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.990810][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1342.990857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.990947][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.991014][ T32] r4:84aeca80 [ 1342.991060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.991177][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1342.991225][ T32] r4:00000001 [ 1342.991267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.991341][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1342.991410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.991473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.991532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.991591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.991637][ T32] r4:84b0e0c0 [ 1342.991676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.991720][ T32] INFO: task kworker/0:588:4890 blocked for more than 469 seconds. [ 1342.991772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.991818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.991862][ T32] task:kworker/0:588 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.991951][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.992036][ T32] Call trace: [ 1342.992099][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1342.992194][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:8550b000 [ 1342.992241][ T32] r4:8550b000 [ 1342.992282][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.992379][ T32] r5:8550b000 r4:8291a680 [ 1342.992426][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.992503][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.992587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1342.992632][ T32] r4:00000000 [ 1342.992678][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1342.992754][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1342.992830][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1342.992912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555d80 [ 1343.013707][ T32] r4:00000000 [ 1343.013850][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.013983][ T32] r9:83018005 r8:8550b000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1343.014033][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.014127][ T32] r5:00001000 r4:eae6d000 [ 1343.014183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.014263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.014348][ T32] r5:8546e38c r4:8546e000 [ 1343.014388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.014476][ T32] r7:dddced80 r6:83018000 r5:8546e38c r4:854a5a80 [ 1343.014517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.014602][ T32] r10:61c88647 r9:8550b000 r8:854a5aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.014645][ T32] r4:854a5a80 [ 1343.014682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.014797][ T32] r10:00000000 r9:854a5a80 r8:80287e08 r7:eb485e60 r6:854bf380 r5:8550b000 [ 1343.014865][ T32] r4:00000001 [ 1343.014910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.014987][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1343.015062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.015124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.015188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.015253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.015302][ T32] r4:85555c80 [ 1343.016051][ T32] INFO: task kworker/0:588:4890 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.016130][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016291][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.016388][ T32] Call trace: [ 1343.016446][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.016541][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.016586][ T32] r4:00000000 [ 1343.016628][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.016706][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.016806][ T32] 1d20: c5023000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.016878][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.016926][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.016970][ T32] r5:80050013 r4:80239bb0 [ 1343.017007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.017085][ T32] r4:82ac21e4 [ 1343.017128][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.017208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.017266][ T32] r4:e0431dc0 [ 1343.017330][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.017434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.017481][ T32] r4:00000000 [ 1343.017520][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.017606][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.017645][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.017747][ T32] r5:00001000 r4:e0439000 [ 1343.017789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.017860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.017962][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.018016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.018120][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.018212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.018315][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.018396][ T32] r4:84aeca80 [ 1343.018473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.018570][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.018637][ T32] r4:00000001 [ 1343.018684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.018781][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.018855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.018924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.018975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.019029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.019107][ T32] r4:84b0e0c0 [ 1343.019158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.019248][ T32] INFO: task kworker/0:589:4892 blocked for more than 469 seconds. [ 1343.019319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.019376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.019421][ T32] task:kworker/0:589 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.019546][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.019643][ T32] Call trace: [ 1343.019710][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.019814][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:8550c800 [ 1343.019860][ T32] r4:8550c800 [ 1343.019902][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.019991][ T32] r5:8550c800 r4:8291a680 [ 1343.020041][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.020147][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.020233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 1343.020275][ T32] r4:00000000 [ 1343.020296][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.020335][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.020530][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.020626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ae7c0 [ 1343.020784][ T32] r4:00000000 [ 1343.021077][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.021188][ T32] r9:83018005 r8:8550c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1343.021239][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.021367][ T32] r5:00001000 r4:eae9d000 [ 1343.021419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.021505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.021596][ T32] r5:8546e78c r4:8546e400 [ 1343.021661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.021768][ T32] r7:dddced80 r6:83018000 r5:8546e78c r4:854a5b00 [ 1343.021815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.021938][ T32] r10:61c88647 r9:8550c800 r8:854a5b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.021992][ T32] r4:854a5b00 [ 1343.022039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.022140][ T32] r10:00000000 r9:854a5b00 r8:80287e08 r7:eb485e60 r6:854bf400 r5:8550c800 [ 1343.022192][ T32] r4:00000001 [ 1343.022259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.022350][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 1343.022436][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.022508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.022583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.022676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.022755][ T32] r4:85555dc0 [ 1343.044153][ T32] INFO: task kworker/0:589:4892 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.044377][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.044543][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.044660][ T32] Call trace: [ 1343.044760][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.044891][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.044948][ T32] r4:00000000 [ 1343.044995][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.045080][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.045162][ T32] 1d20: c5179000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.045234][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.045283][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.045386][ T32] r5:80050013 r4:80239bb0 [ 1343.045449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.045535][ T32] r4:82ac21e4 [ 1343.045575][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.045653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.045699][ T32] r4:e0431dc0 [ 1343.045736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.045813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.045858][ T32] r4:00000000 [ 1343.045913][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.046095][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.046164][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.046290][ T32] r5:00001000 r4:e0439000 [ 1343.046361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.046451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.046537][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.046609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.046714][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.046762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.046877][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.046937][ T32] r4:84aeca80 [ 1343.046991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.047095][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.047141][ T32] r4:00000001 [ 1343.047204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.047275][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.047325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.047396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.047507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.047576][ T32] r4:84b0e0c0 [ 1343.047629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.047681][ T32] INFO: task kworker/0:590:4894 blocked for more than 469 seconds. [ 1343.047740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.047787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.047828][ T32] task:kworker/0:590 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.047914][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.047992][ T32] Call trace: [ 1343.048050][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.048164][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000013 r6:eb4a9d8c r5:8550d400 [ 1343.048303][ T32] r4:8550d400 [ 1343.048397][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.048500][ T32] r5:8550d400 r4:8291a680 [ 1343.048549][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.048633][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.048737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1343.048818][ T32] r4:00000000 [ 1343.048870][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.048949][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.049033][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.049138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483ae40 [ 1343.049213][ T32] r4:00000000 [ 1343.049270][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.049393][ T32] r9:83018005 r8:8550d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1343.049435][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.049519][ T32] r5:00001000 r4:eaf57000 [ 1343.049579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.049680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.049764][ T32] r5:8546eb8c r4:8546e800 [ 1343.049810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.049916][ T32] r7:dddced80 r6:83018000 r5:8546eb8c r4:854a5b80 [ 1343.049984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.050100][ T32] r10:61c88647 r9:8550d400 r8:854a5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.050156][ T32] r4:854a5b80 [ 1343.050196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.050283][ T32] r10:00000000 r9:854a5b80 r8:80287e08 r7:eb485e60 r6:854bf480 r5:8550d400 [ 1343.050326][ T32] r4:00000001 [ 1343.050371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.050439][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1343.050489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.050543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.050592][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.050673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.050753][ T32] r4:854aee80 [ 1343.051311][ T32] INFO: task kworker/0:590:4894 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.051415][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.051613][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.051745][ T32] Call trace: [ 1343.051850][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.051952][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.052028][ T32] r4:00000000 [ 1343.052095][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.052180][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.052273][ T32] 1d20: c5179000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.052333][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.052413][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.052467][ T32] r5:80050013 r4:80239bb0 [ 1343.052522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.052605][ T32] r4:82ac21e4 [ 1343.052646][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.052724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.052766][ T32] r4:e0431dc0 [ 1343.052805][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.052898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.052951][ T32] r4:00000000 [ 1343.053065][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.082661][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.082857][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.083079][ T32] r5:00001000 r4:e0439000 [ 1343.083991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.084108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.084199][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.084244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.084354][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.084411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.084517][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.084562][ T32] r4:84aeca80 [ 1343.084601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.084689][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.084737][ T32] r4:00000001 [ 1343.084777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.084849][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.084909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.084969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.085026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.085084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.085147][ T32] r4:84b0e0c0 [ 1343.085218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.085276][ T32] INFO: task kworker/0:591:4898 blocked for more than 469 seconds. [ 1343.085388][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.085467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.085523][ T32] task:kworker/0:591 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.085629][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.085719][ T32] Call trace: [ 1343.085781][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.085877][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000013 r6:eb421d8c r5:8550e000 [ 1343.085939][ T32] r4:8550e000 [ 1343.085985][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.086068][ T32] r5:8550e000 r4:8291a680 [ 1343.086108][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.086182][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.086262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1343.086306][ T32] r4:00000000 [ 1343.086371][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.086444][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.086530][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.086614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c040 [ 1343.086659][ T32] r4:00000000 [ 1343.086699][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.086786][ T32] r9:83018005 r8:8550e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1343.086829][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.086908][ T32] r5:00001000 r4:eafd5000 [ 1343.086950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.087028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.087111][ T32] r5:8546ef8c r4:8546ec00 [ 1343.087152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.087240][ T32] r7:dddced80 r6:83018000 r5:8546ef8c r4:854a5c00 [ 1343.087306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.087407][ T32] r10:61c88647 r9:8550e000 r8:854a5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.087500][ T32] r4:854a5c00 [ 1343.087543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.087629][ T32] r10:00000000 r9:854a5c00 r8:80287e08 r7:eb485e60 r6:854bf500 r5:8550e000 [ 1343.087672][ T32] r4:00000001 [ 1343.087732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.087818][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1343.087902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.087994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.088110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.088179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.088230][ T32] r4:8557c080 [ 1343.088895][ T32] INFO: task kworker/0:591:4898 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.089006][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.089181][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.089280][ T32] Call trace: [ 1343.089406][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.089522][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.089576][ T32] r4:00000000 [ 1343.089622][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.089711][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.089778][ T32] 1d20: c5381000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.089840][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.089886][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.089962][ T32] r5:80050013 r4:80239bb0 [ 1343.090015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.090108][ T32] r4:82ac21e4 [ 1343.090152][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.090249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.090328][ T32] r4:e0431dc0 [ 1343.090391][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.090511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.090568][ T32] r4:00000000 [ 1343.090614][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.090715][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.090827][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.090926][ T32] r5:00001000 r4:e0439000 [ 1343.090988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.091097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.091188][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.091235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.091338][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.091400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.091526][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.091599][ T32] r4:84aeca80 [ 1343.091649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.091771][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.091829][ T32] r4:00000001 [ 1343.091876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.091957][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.092019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.092074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.092125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.092211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.092273][ T32] r4:84b0e0c0 [ 1343.092341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.092424][ T32] INFO: task kworker/0:592:4901 blocked for more than 469 seconds. [ 1343.092519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.092580][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.092643][ T32] task:kworker/0:592 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.092789][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.092892][ T32] Call trace: [ 1343.093012][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.130207][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000013 r6:eb4b9d8c r5:8550bc00 [ 1343.130299][ T32] r4:8550bc00 [ 1343.130349][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.130466][ T32] r5:8550bc00 r4:8291a680 [ 1343.130509][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.130585][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.130687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1343.130751][ T32] r4:00000000 [ 1343.130794][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.130871][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.130953][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.131037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c380 [ 1343.131114][ T32] r4:00000000 [ 1343.131157][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.131270][ T32] r9:83018005 r8:8550bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1343.131328][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.131443][ T32] r5:00001000 r4:eb009000 [ 1343.131502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.131579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.131673][ T32] r5:8546f78c r4:8546f400 [ 1343.131735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.131860][ T32] r7:dddced80 r6:83018000 r5:8546f78c r4:854a5c80 [ 1343.131908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.131995][ T32] r10:61c88647 r9:8550bc00 r8:854a5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.132039][ T32] r4:854a5c80 [ 1343.132076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.132181][ T32] r10:00000000 r9:854a5c80 r8:80287e08 r7:eb485e60 r6:854bf580 r5:8550bc00 [ 1343.132498][ T32] r4:00000001 [ 1343.132565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.132651][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1343.132707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.132767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.132819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.132893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.132952][ T32] r4:8557c1c0 [ 1343.137802][ T32] INFO: task kworker/0:592:4901 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.137944][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.138075][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.138224][ T32] Call trace: [ 1343.138294][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.138407][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.138457][ T32] r4:00000000 [ 1343.138499][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.138596][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.138680][ T32] 1d20: c564f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.138743][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.138793][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.138840][ T32] r5:80050013 r4:80239bb0 [ 1343.138884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.138966][ T32] r4:82ac21e4 [ 1343.139015][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.139104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.139151][ T32] r4:e0431dc0 [ 1343.139191][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.139302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.139374][ T32] r4:00000000 [ 1343.139419][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.139512][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.139560][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.139641][ T32] r5:00001000 r4:e0439000 [ 1343.139684][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.139783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.139887][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.139933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.140028][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.140073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.140222][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.140401][ T32] r4:84aeca80 [ 1343.140473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.140570][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.140613][ T32] r4:00000001 [ 1343.140652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.140726][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.140779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.140851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.140909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.140965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.141007][ T32] r4:84b0e0c0 [ 1343.141063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.141144][ T32] INFO: task kworker/0:593:4902 blocked for more than 469 seconds. [ 1343.141227][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.141430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.141535][ T32] task:kworker/0:593 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.141636][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.141751][ T32] Call trace: [ 1343.141855][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.141959][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:8541e000 [ 1343.142013][ T32] r4:8541e000 [ 1343.142055][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.142194][ T32] r5:8541e000 r4:8291a680 [ 1343.142242][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.142329][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.142419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1343.142467][ T32] r4:00000000 [ 1343.142508][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.142577][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.142666][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.142777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c400 [ 1343.142830][ T32] r4:00000000 [ 1343.142872][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.168998][ T32] r9:83018005 r8:8541e000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1343.169255][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.169484][ T32] r5:00001000 r4:eb021000 [ 1343.169561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.169647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.169735][ T32] r5:8546fb8c r4:8546f800 [ 1343.169777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.170160][ T32] r7:dddced80 r6:83018000 r5:8546fb8c r4:854a5d00 [ 1343.170225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.170352][ T32] r10:61c88647 r9:8541e000 r8:854a5d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.170414][ T32] r4:854a5d00 [ 1343.170474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.170576][ T32] r10:00000000 r9:854a5d00 r8:80287e08 r7:eb4b9e60 r6:854bf600 r5:8541e000 [ 1343.170623][ T32] r4:00000001 [ 1343.170662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.170736][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1343.170794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.170852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.170919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.171015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.171099][ T32] r4:8557c340 [ 1343.171785][ T32] INFO: task kworker/0:593:4902 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.171867][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.172035][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.172169][ T32] Call trace: [ 1343.172239][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.172340][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.172388][ T32] r4:00000000 [ 1343.172426][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.172500][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.172556][ T32] 1d20: c57d7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.172612][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.172677][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.172745][ T32] r5:80050013 r4:80239bb0 [ 1343.172791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.172875][ T32] r4:82ac21e4 [ 1343.172936][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.183960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.184034][ T32] r4:e0431dc0 [ 1343.184087][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.184222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.184289][ T32] r4:00000000 [ 1343.184353][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.184459][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.184509][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.184625][ T32] r5:00001000 r4:e0439000 [ 1343.184673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.184754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184835][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.184876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.184988][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.185034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.185132][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.185176][ T32] r4:84aeca80 [ 1343.185222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.185347][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.185407][ T32] r4:00000001 [ 1343.185448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.185520][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.185575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.185645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.185701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.185755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.185817][ T32] r4:84b0e0c0 [ 1343.185884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.185953][ T32] INFO: task kworker/0:594:4905 blocked for more than 469 seconds. [ 1343.186017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.186065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.186114][ T32] task:kworker/0:594 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.186232][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.186345][ T32] Call trace: [ 1343.186462][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.186559][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:85560000 [ 1343.186603][ T32] r4:85560000 [ 1343.186642][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.186719][ T32] r5:85560000 r4:8291a680 [ 1343.186761][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.186833][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.186911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1343.186955][ T32] r4:00000000 [ 1343.186992][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.187055][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.187130][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.187215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c840 [ 1343.187267][ T32] r4:00000000 [ 1343.187305][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.187390][ T32] r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1343.187452][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.187556][ T32] r5:00001000 r4:eb077000 [ 1343.187602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.187676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.187754][ T32] r5:8547078c r4:85470400 [ 1343.187794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.187895][ T32] r7:dddced80 r6:83018000 r5:8547078c r4:854a5d80 [ 1343.188089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.188182][ T32] r10:61c88647 r9:85560000 r8:854a5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.188232][ T32] r4:854a5d80 [ 1343.188275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.188365][ T32] r10:00000000 r9:854a5d80 r8:80287e08 r7:eb4bde60 r6:854bf680 r5:85560000 [ 1343.188415][ T32] r4:00000001 [ 1343.188457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.188552][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 1343.188611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.188668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.188746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.188811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.188878][ T32] r4:8557c4c0 [ 1343.189820][ T32] INFO: task kworker/0:594:4905 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.190008][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.190200][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.190370][ T32] Call trace: [ 1343.190454][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.190568][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.190617][ T32] r4:00000000 [ 1343.190658][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.190743][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.190805][ T32] 1d20: c57d7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.190866][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.190942][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.191006][ T32] r5:80050013 r4:80239bb0 [ 1343.191115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.191211][ T32] r4:82ac21e4 [ 1343.191277][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.191372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.191423][ T32] r4:e0431dc0 [ 1343.191460][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.191554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.191608][ T32] r4:00000000 [ 1343.191647][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.191735][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.191778][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.191859][ T32] r5:00001000 r4:e0439000 [ 1343.191916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.191999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.192090][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.192132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.192227][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.192271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.192368][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.192417][ T32] r4:84aeca80 [ 1343.192458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.192542][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.192583][ T32] r4:00000001 [ 1343.192756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.192842][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.192893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.192946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.223447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.223622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.223685][ T32] r4:84b0e0c0 [ 1343.223741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.223803][ T32] INFO: task kworker/0:595:4907 blocked for more than 469 seconds. [ 1343.223876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.223953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.224009][ T32] task:kworker/0:595 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.224151][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.224263][ T32] Call trace: [ 1343.224371][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.224477][ T32] r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000113 r6:eb4d1d8c r5:85561800 [ 1343.224522][ T32] r4:85561800 [ 1343.224559][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.224643][ T32] r5:85561800 r4:8291a680 [ 1343.224693][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.224778][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.224871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1343.224923][ T32] r4:00000000 [ 1343.224968][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.225040][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.225138][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.225249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c500 [ 1343.225320][ T32] r4:00000000 [ 1343.225364][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.225453][ T32] r9:83018005 r8:85561800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1343.225494][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.225572][ T32] r5:00001000 r4:eb043000 [ 1343.225660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.225739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.225818][ T32] r5:8546ff8c r4:8546fc00 [ 1343.225861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.225988][ T32] r7:dddced80 r6:83018000 r5:8546ff8c r4:854a5e00 [ 1343.226056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.226171][ T32] r10:61c88647 r9:85561800 r8:854a5e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.226218][ T32] r4:854a5e00 [ 1343.226284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.226386][ T32] r10:00000000 r9:854a5e00 r8:80287e08 r7:eb4c9e60 r6:854bf700 r5:85561800 [ 1343.226429][ T32] r4:00000001 [ 1343.226483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.226565][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1343.226634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.226695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.226748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.226831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.226877][ T32] r4:8557c4c0 [ 1343.227578][ T32] INFO: task kworker/0:595:4907 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.227677][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.227839][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.227907][ T32] Call trace: [ 1343.227952][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.228030][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.228140][ T32] r4:00000000 [ 1343.228192][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.228287][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.228364][ T32] 1d20: c5c65000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.228426][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.228483][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.228566][ T32] r5:80050013 r4:80239bb0 [ 1343.228631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.228702][ T32] r4:82ac21e4 [ 1343.228767][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.228839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.228921][ T32] r4:e0431dc0 [ 1343.228955][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.229023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.229058][ T32] r4:00000000 [ 1343.229097][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.229169][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.229203][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.229269][ T32] r5:00001000 r4:e0439000 [ 1343.229325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.229393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.229458][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.229490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.229562][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.229595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.229675][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.229743][ T32] r4:84aeca80 [ 1343.229795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.229896][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.229948][ T32] r4:00000001 [ 1343.230027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.230114][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.230167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.230219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.230270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.230326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.230399][ T32] r4:84b0e0c0 [ 1343.230468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.230534][ T32] INFO: task kworker/0:596:4908 blocked for more than 469 seconds. [ 1343.230605][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.230657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.230698][ T32] task:kworker/0:596 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.230783][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.230861][ T32] Call trace: [ 1343.230919][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.231013][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:85562400 [ 1343.231058][ T32] r4:85562400 [ 1343.231136][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.231243][ T32] r5:85562400 r4:8291a680 [ 1343.231294][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.231368][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.231460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1343.231509][ T32] r4:00000000 [ 1343.231548][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.231667][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.231736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.231825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c640 [ 1343.231878][ T32] r4:00000000 [ 1343.231916][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.231996][ T32] r9:83018005 r8:85562400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1343.232037][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.232138][ T32] r5:00001000 r4:eb065000 [ 1343.232188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.232294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.232379][ T32] r5:8547038c r4:85470000 [ 1343.232423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.232513][ T32] r7:dddced80 r6:83018000 r5:8547038c r4:854a5e80 [ 1343.232594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.232711][ T32] r10:61c88647 r9:85562400 r8:854a5eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.232759][ T32] r4:854a5e80 [ 1343.232799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.232969][ T32] r10:00000000 r9:854a5e80 r8:80287e08 r7:eb4c9e60 r6:854bf780 r5:85562400 [ 1343.256774][ T32] r4:00000001 [ 1343.256913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.257032][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1343.257098][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.257157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.257209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.257323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.257380][ T32] r4:8557c800 [ 1343.258039][ T32] INFO: task kworker/0:596:4908 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.258132][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.258296][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.258405][ T32] Call trace: [ 1343.258477][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.258600][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.258656][ T32] r4:00000000 [ 1343.258699][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.258783][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.258846][ T32] 1d20: c5eb4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.258912][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.258968][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.259022][ T32] r5:80050013 r4:80239bb0 [ 1343.259086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.259195][ T32] r4:82ac21e4 [ 1343.259248][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.259332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.259393][ T32] r4:e0431dc0 [ 1343.259435][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.259523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.259569][ T32] r4:00000000 [ 1343.259609][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.259697][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.259740][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.259818][ T32] r5:00001000 r4:e0439000 [ 1343.259862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.259963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.260048][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.260097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.260185][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.260230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.260351][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.260403][ T32] r4:84aeca80 [ 1343.260467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.260559][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.260619][ T32] r4:00000001 [ 1343.260671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.260742][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.260794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.260848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.260898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.260952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.260997][ T32] r4:84b0e0c0 [ 1343.261054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.261132][ T32] INFO: task kworker/1:294:4910 blocked for more than 469 seconds. [ 1343.261195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.261243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.261286][ T32] task:kworker/1:294 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.261410][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.261512][ T32] Call trace: [ 1343.261632][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.261726][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:85563c00 [ 1343.261838][ T32] r4:85563c00 [ 1343.261949][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.262033][ T32] r5:85563c00 r4:8291a680 [ 1343.262093][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.262172][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.262344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1343.262394][ T32] r4:00000000 [ 1343.262436][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.262528][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.262603][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.262681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591b40 [ 1343.262742][ T32] r4:00000000 [ 1343.262785][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.262871][ T32] r9:83018205 r8:85563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1343.263172][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.288137][ T32] r5:00001000 r4:e05c9000 [ 1343.288266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.288458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.288549][ T32] r5:84471b8c r4:84471800 [ 1343.288598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.288727][ T32] r7:ddde2d80 r6:83018200 r5:84471b8c r4:854bf800 [ 1343.288779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.288869][ T32] r10:61c88647 r9:85563c00 r8:854bf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.288914][ T32] r4:854bf800 [ 1343.288953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.289042][ T32] r10:00000000 r9:854bf800 r8:80287e08 r7:eb3e5e60 r6:854bf880 r5:85563c00 [ 1343.289114][ T32] r4:00000001 [ 1343.289179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.289255][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1343.289442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.289566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.289660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.289728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.289773][ T32] r4:854c0b00 [ 1343.290523][ T32] INFO: task kworker/1:294:4910 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.290592][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.290794][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.290963][ T32] Call trace: [ 1343.291105][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.291229][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.291281][ T32] r4:00000000 [ 1343.291322][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.291408][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.291514][ T32] 1d20: c61ae000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.291575][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.291626][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.291761][ T32] r5:80050013 r4:80239bb0 [ 1343.291805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.291885][ T32] r4:82ac21e4 [ 1343.291926][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.292020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.292083][ T32] r4:e0431dc0 [ 1343.292123][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.292203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.292269][ T32] r4:00000000 [ 1343.292334][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.292496][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.292611][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.292741][ T32] r5:00001000 r4:e0439000 [ 1343.292783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.292878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.293009][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.304214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.304376][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.304423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.304511][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.304569][ T32] r4:84aeca80 [ 1343.304636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.304730][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.304773][ T32] r4:00000001 [ 1343.304813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.304935][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.305054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.305175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.305332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.305410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.305460][ T32] r4:84b0e0c0 [ 1343.305660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.305720][ T32] INFO: task kworker/0:597:4912 blocked for more than 469 seconds. [ 1343.305807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.305858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.305921][ T32] task:kworker/0:597 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.306114][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.306267][ T32] Call trace: [ 1343.306328][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.306422][ T32] r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000113 r6:eb4e5d8c r5:85560c00 [ 1343.306467][ T32] r4:85560c00 [ 1343.306522][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.306735][ T32] r5:85560c00 r4:8291a680 [ 1343.306779][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.306853][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.306929][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1343.307032][ T32] r4:00000000 [ 1343.307091][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.307246][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.307321][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.307444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cc40 [ 1343.307491][ T32] r4:00000000 [ 1343.307545][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.307642][ T32] r9:83018005 r8:85560c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.307783][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.307865][ T32] r5:00001000 r4:eb0a7000 [ 1343.307902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.308108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.308199][ T32] r5:8547138c r4:85471000 [ 1343.308239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.308331][ T32] r7:dddced80 r6:83018000 r5:8547138c r4:854a5f00 [ 1343.308378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.308467][ T32] r10:61c88647 r9:85560c00 r8:854a5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.308515][ T32] r4:854a5f00 [ 1343.308580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.308708][ T32] r10:00000000 r9:854a5f00 r8:80287e08 r7:eb4c9e60 r6:854bf900 r5:85560c00 [ 1343.308787][ T32] r4:00000001 [ 1343.308852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.308975][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1343.309038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.309113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.309166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.309221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.309270][ T32] r4:8557c540 [ 1343.309969][ T32] INFO: task kworker/0:597:4912 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.310055][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.310180][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.310259][ T32] Call trace: [ 1343.310338][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.310447][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.310501][ T32] r4:00000000 [ 1343.310540][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.310614][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.310692][ T32] 1d20: c61ae000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.310752][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.310802][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.310847][ T32] r5:80050013 r4:80239bb0 [ 1343.310886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.310961][ T32] r4:82ac21e4 [ 1343.310998][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.311114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.311162][ T32] r4:e0431dc0 [ 1343.311200][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.311297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.311367][ T32] r4:00000000 [ 1343.311411][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.311497][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.311560][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.311642][ T32] r5:00001000 r4:e0439000 [ 1343.311703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.311779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.311854][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.311903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.311989][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.312047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.312178][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.312240][ T32] r4:84aeca80 [ 1343.312302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.312400][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.312466][ T32] r4:00000001 [ 1343.312507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.312639][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.312716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.312773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.312823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.312911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.313012][ T32] r4:84b0e0c0 [ 1343.341623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.341712][ T32] INFO: task kworker/0:598:4913 blocked for more than 469 seconds. [ 1343.341824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.341890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.341933][ T32] task:kworker/0:598 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.342057][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.342185][ T32] Call trace: [ 1343.342247][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.342368][ T32] r10:8291a684 r9:eb4e9d84 r8:00000002 r7:60000113 r6:eb4e9d8c r5:85563000 [ 1343.342426][ T32] r4:85563000 [ 1343.342468][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.342554][ T32] r5:85563000 r4:8291a680 [ 1343.342599][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.342684][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.342772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1343.342820][ T32] r4:00000000 [ 1343.342863][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.342935][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.353843][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.353976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c540 [ 1343.354022][ T32] r4:00000000 [ 1343.354060][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.354171][ T32] r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1343.354240][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.354329][ T32] r5:00001000 r4:eb08b000 [ 1343.354372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.354449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.354550][ T32] r5:85470b8c r4:85470800 [ 1343.354593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.354705][ T32] r7:dddced80 r6:83018000 r5:85470b8c r4:854a5f80 [ 1343.354758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.354857][ T32] r10:61c88647 r9:85563000 r8:854a5fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.354905][ T32] r4:854a5f80 [ 1343.354946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.355033][ T32] r10:00000000 r9:854a5f80 r8:80287e08 r7:eb4e5e60 r6:854bf980 r5:85563000 [ 1343.355104][ T32] r4:00000001 [ 1343.355147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.355327][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1343.355409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.355464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.355542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.355605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.355670][ T32] r4:8557ca80 [ 1343.356381][ T32] INFO: task kworker/0:598:4913 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.356458][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.356699][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.356891][ T32] Call trace: [ 1343.356989][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.357108][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.357161][ T32] r4:00000000 [ 1343.357203][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.357275][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.357358][ T32] 1d20: c67e3000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.357424][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.357471][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.357523][ T32] r5:80050013 r4:80239bb0 [ 1343.357587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.357692][ T32] r4:82ac21e4 [ 1343.357734][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.357868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.357942][ T32] r4:e0431dc0 [ 1343.358003][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.358105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.358159][ T32] r4:00000000 [ 1343.358204][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.358321][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.358383][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.358470][ T32] r5:00001000 r4:e0439000 [ 1343.358512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.358591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.358676][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.358736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.358842][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.358890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.358979][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.359045][ T32] r4:84aeca80 [ 1343.359128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.359216][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.359280][ T32] r4:00000001 [ 1343.359347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.359409][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.359453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.359498][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.359540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.359587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.359621][ T32] r4:84b0e0c0 [ 1343.359665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.359711][ T32] INFO: task kworker/0:599:4915 blocked for more than 469 seconds. [ 1343.359771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.359814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.359877][ T32] task:kworker/0:599 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.359951][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.360025][ T32] Call trace: [ 1343.360133][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.360213][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:853ce000 [ 1343.360250][ T32] r4:853ce000 [ 1343.360282][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.360350][ T32] r5:853ce000 r4:8291a680 [ 1343.360381][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.360457][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.360527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1343.360561][ T32] r4:00000000 [ 1343.360613][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.360670][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.360723][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.360786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ca00 [ 1343.360821][ T32] r4:00000000 [ 1343.360876][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.360948][ T32] r9:83018005 r8:853ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1343.361003][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.361097][ T32] r5:00001000 r4:eb095000 [ 1343.361140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.361202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.361268][ T32] r5:85470f8c r4:85470c00 [ 1343.361320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.361396][ T32] r7:dddced80 r6:83018000 r5:85470f8c r4:854c6000 [ 1343.361427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.361512][ T32] r10:61c88647 r9:853ce000 r8:854c602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.361617][ T32] r4:854c6000 [ 1343.361652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.361745][ T32] r10:00000000 r9:854c6000 r8:80287e08 r7:eb4e5e60 r6:854c6080 r5:853ce000 [ 1343.361784][ T32] r4:00000001 [ 1343.361815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.361891][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1343.361937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.362025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.362085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.362133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.362169][ T32] r4:8557cbc0 [ 1343.362523][ T32] INFO: task kworker/0:599:4915 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.362577][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.362687][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.362779][ T32] Call trace: [ 1343.362850][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.362933][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.363014][ T32] r4:00000000 [ 1343.384112][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.384270][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.384334][ T32] 1d20: c6a52000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.384396][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.384452][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.384500][ T32] r5:80050013 r4:80239bb0 [ 1343.384539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.384614][ T32] r4:82ac21e4 [ 1343.384651][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.384731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.384916][ T32] r4:e0431dc0 [ 1343.384960][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.385041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.385122][ T32] r4:00000000 [ 1343.385168][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.385284][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.385356][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.385443][ T32] r5:00001000 r4:e0439000 [ 1343.385483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.385555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.385651][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.385708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.385809][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.385858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.385969][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.386020][ T32] r4:84aeca80 [ 1343.386088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.386199][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.386272][ T32] r4:00000001 [ 1343.386317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.386388][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.386439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.386492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.386541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.386608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.386657][ T32] r4:84b0e0c0 [ 1343.386732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.386810][ T32] INFO: task kworker/0:600:4919 blocked for more than 469 seconds. [ 1343.386871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.386949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.386995][ T32] task:kworker/0:600 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.387132][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.387229][ T32] Call trace: [ 1343.387296][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.387416][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:853cd400 [ 1343.387477][ T32] r4:853cd400 [ 1343.387517][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.387596][ T32] r5:853cd400 r4:8291a680 [ 1343.387633][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.387729][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.387838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1343.387885][ T32] r4:00000000 [ 1343.387923][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.388035][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.388124][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.388210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cdc0 [ 1343.388270][ T32] r4:00000000 [ 1343.388311][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.388423][ T32] r9:83018005 r8:853cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1343.388535][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.388654][ T32] r5:00001000 r4:eb0dd000 [ 1343.388700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.388780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.388867][ T32] r5:8547178c r4:85471400 [ 1343.388915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.389010][ T32] r7:dddced80 r6:83018000 r5:8547178c r4:854c6100 [ 1343.389055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.389174][ T32] r10:61c88647 r9:853cd400 r8:854c612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.389227][ T32] r4:854c6100 [ 1343.389271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.389394][ T32] r10:00000000 r9:854c6100 r8:80287e08 r7:eb4e5e60 r6:854c6180 r5:853cd400 [ 1343.389444][ T32] r4:00000001 [ 1343.389496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.389558][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1343.389601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.389646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.389691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.389749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.389787][ T32] r4:8557cf00 [ 1343.390451][ T32] INFO: task kworker/0:600:4919 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.390511][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.390640][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.390755][ T32] Call trace: [ 1343.390876][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.390957][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.390994][ T32] r4:00000000 [ 1343.391026][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.391124][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.391171][ T32] 1d20: c6a52000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.391286][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.391331][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.391371][ T32] r5:80050013 r4:80239bb0 [ 1343.391428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.391496][ T32] r4:82ac21e4 [ 1343.391528][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.391593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.391629][ T32] r4:e0431dc0 [ 1343.391659][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.391734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.391774][ T32] r4:00000000 [ 1343.391805][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.391876][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.391910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.392017][ T32] r5:00001000 r4:e0439000 [ 1343.392052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.392128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.392194][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.392225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.392296][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.392331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.392404][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.392463][ T32] r4:84aeca80 [ 1343.392497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.392584][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.392634][ T32] r4:00000001 [ 1343.392667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.392723][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.392764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.392808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.392849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.392917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.421054][ T32] r4:84b0e0c0 [ 1343.421204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.421259][ T32] INFO: task kworker/0:601:4920 blocked for more than 469 seconds. [ 1343.421334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.421378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.421414][ T32] task:kworker/0:601 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.421608][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.421744][ T32] Call trace: [ 1343.421798][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.421888][ T32] r10:8291a684 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:853cec00 [ 1343.421940][ T32] r4:853cec00 [ 1343.421997][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.422089][ T32] r5:853cec00 r4:8291a680 [ 1343.422124][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.422236][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.422316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1343.422354][ T32] r4:00000000 [ 1343.422432][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.422506][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.422621][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.422693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85555f80 [ 1343.422729][ T32] r4:00000000 [ 1343.422762][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.422836][ T32] r9:83018005 r8:853cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1343.422871][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.422992][ T32] r5:00001000 r4:eb107000 [ 1343.423607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.423714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.423785][ T32] r5:85471b8c r4:85471800 [ 1343.423819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.423896][ T32] r7:dddced80 r6:83018000 r5:85471b8c r4:854c6200 [ 1343.423930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.424004][ T32] r10:61c88647 r9:853cec00 r8:854c622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.424039][ T32] r4:854c6200 [ 1343.424090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.424165][ T32] r10:00000000 r9:854c6200 r8:80287e08 r7:eb4b5e60 r6:854c6280 r5:853cec00 [ 1343.424255][ T32] r4:00000001 [ 1343.424344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.424416][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1343.424462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.424508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.424550][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.424619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.424664][ T32] r4:8557cd80 [ 1343.425342][ T32] INFO: task kworker/0:601:4920 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.425411][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.425531][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.425672][ T32] Call trace: [ 1343.425755][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.425842][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.425902][ T32] r4:00000000 [ 1343.425960][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.426051][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.426123][ T32] 1d20: c6e0d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.426171][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.426256][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.426305][ T32] r5:80050013 r4:80239bb0 [ 1343.426363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.426461][ T32] r4:82ac21e4 [ 1343.426503][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.426581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.426620][ T32] r4:e0431dc0 [ 1343.426652][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.426743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.426784][ T32] r4:00000000 [ 1343.426817][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.426959][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.427031][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.427128][ T32] r5:00001000 r4:e0439000 [ 1343.427190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.427285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.427403][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.427439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.427514][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.427560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.427676][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.427715][ T32] r4:84aeca80 [ 1343.427747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.427873][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.427925][ T32] r4:00000001 [ 1343.427957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.428037][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.428102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.428157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.428215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.428273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.428357][ T32] r4:84b0e0c0 [ 1343.428429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.428496][ T32] INFO: task kworker/0:602:4922 blocked for more than 469 seconds. [ 1343.428573][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.428630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.428675][ T32] task:kworker/0:602 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.428761][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.428896][ T32] Call trace: [ 1343.428994][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.429116][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:853cbc00 [ 1343.429167][ T32] r4:853cbc00 [ 1343.429227][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.429340][ T32] r5:853cbc00 r4:8291a680 [ 1343.429388][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.429476][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.429599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1343.429661][ T32] r4:00000000 [ 1343.429705][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.429808][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.429941][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.430047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1000 [ 1343.430171][ T32] r4:00000000 [ 1343.430241][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.430350][ T32] r9:83018005 r8:853cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1343.430422][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.430564][ T32] r5:00001000 r4:eb111000 [ 1343.430618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.430737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.430890][ T32] r5:85471f8c r4:85471c00 [ 1343.430965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.431117][ T32] r7:dddced80 r6:83018000 r5:85471f8c r4:854c6300 [ 1343.431207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.431338][ T32] r10:61c88647 r9:853cbc00 r8:854c632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.431409][ T32] r4:854c6300 [ 1343.431465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.431561][ T32] r10:00000000 r9:854c6300 r8:80287e08 r7:eb4f5e60 r6:854c6380 r5:853cbc00 [ 1343.431606][ T32] r4:00000001 [ 1343.431646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.431761][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1343.431832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.431915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.432035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.432124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.432227][ T32] r4:85555e80 [ 1343.432937][ T32] INFO: task kworker/0:602:4922 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.433016][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.458805][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.458947][ T32] Call trace: [ 1343.459043][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.459182][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.459257][ T32] r4:00000000 [ 1343.459322][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.459423][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.459492][ T32] 1d20: c704a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.459549][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.459601][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.459715][ T32] r5:80050013 r4:80239bb0 [ 1343.459792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.459877][ T32] r4:82ac21e4 [ 1343.459963][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.460049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.460108][ T32] r4:e0431dc0 [ 1343.460146][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.460225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.460292][ T32] r4:00000000 [ 1343.460371][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.460464][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.460513][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.460592][ T32] r5:00001000 r4:e0439000 [ 1343.460653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.460737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.460819][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.460859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.460945][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.460985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.461110][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.461165][ T32] r4:84aeca80 [ 1343.461205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.461312][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.461408][ T32] r4:00000001 [ 1343.461452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.461520][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.461585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.461660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.461714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.461769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.461814][ T32] r4:84b0e0c0 [ 1343.461858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.461911][ T32] INFO: task kworker/0:603:4925 blocked for more than 469 seconds. [ 1343.461970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.462018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.462059][ T32] task:kworker/0:603 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.462186][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.462265][ T32] Call trace: [ 1343.462355][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.462446][ T32] r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:853c8000 [ 1343.462490][ T32] r4:853c8000 [ 1343.462528][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.462637][ T32] r5:853c8000 r4:8291a680 [ 1343.462712][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.462808][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.462922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1343.462977][ T32] r4:00000000 [ 1343.484261][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.484444][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.484538][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.484635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1140 [ 1343.484702][ T32] r4:00000000 [ 1343.484739][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.484815][ T32] r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.484851][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.484945][ T32] r5:00001000 r4:eb123000 [ 1343.485005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.485091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.485160][ T32] r5:8547238c r4:85472000 [ 1343.485192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.485267][ T32] r7:dddced80 r6:83018000 r5:8547238c r4:854c6400 [ 1343.485337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.485427][ T32] r10:61c88647 r9:853c8000 r8:854c642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.485463][ T32] r4:854c6400 [ 1343.485494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.485567][ T32] r10:00000000 r9:854c6400 r8:80287e08 r7:eb4ede60 r6:854c6480 r5:853c8000 [ 1343.485624][ T32] r4:00000001 [ 1343.485694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.485765][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1343.485814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.485859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.485901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.485947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.485982][ T32] r4:854d1280 [ 1343.486655][ T32] INFO: task kworker/0:603:4925 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.486730][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.486843][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.486916][ T32] Call trace: [ 1343.486992][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.487111][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.487153][ T32] r4:00000000 [ 1343.487209][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.487283][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.487332][ T32] 1d20: c7327000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.487499][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.487544][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.487606][ T32] r5:80050013 r4:80239bb0 [ 1343.487648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.487732][ T32] r4:82ac21e4 [ 1343.487768][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.487856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.487909][ T32] r4:e0431dc0 [ 1343.487944][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.488010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.488046][ T32] r4:00000000 [ 1343.488130][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.488229][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.488277][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.488370][ T32] r5:00001000 r4:e0439000 [ 1343.488418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.488505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.488587][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.488697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.488814][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.488854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.488929][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.488965][ T32] r4:84aeca80 [ 1343.488996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.489086][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.489123][ T32] r4:00000001 [ 1343.489154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.489208][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.489303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.489367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.489411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.489502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.489545][ T32] r4:84b0e0c0 [ 1343.489579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.489625][ T32] INFO: task kworker/0:604:4926 blocked for more than 469 seconds. [ 1343.489729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.489772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.489826][ T32] task:kworker/0:604 state:D stack:0 pid:4926 tgid:4926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.489947][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.490035][ T32] Call trace: [ 1343.490118][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.490236][ T32] r10:8291a684 r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:853cb000 [ 1343.490356][ T32] r4:853cb000 [ 1343.490408][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.490496][ T32] r5:853cb000 r4:8291a680 [ 1343.490542][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.490623][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.490712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1343.490764][ T32] r4:00000000 [ 1343.490809][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.490879][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.490974][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.491102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1340 [ 1343.491157][ T32] r4:00000000 [ 1343.491214][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.491311][ T32] r9:83018005 r8:853cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1343.491357][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.491424][ T32] r5:00001000 r4:eb131000 [ 1343.491500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.491566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.491632][ T32] r5:8547278c r4:85472400 [ 1343.491706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.491789][ T32] r7:dddced80 r6:83018000 r5:8547278c r4:854c6500 [ 1343.491822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.491895][ T32] r10:61c88647 r9:853cb000 r8:854c652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.491930][ T32] r4:854c6500 [ 1343.491961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.492033][ T32] r10:00000000 r9:854c6500 r8:80287e08 r7:eb4f9e60 r6:854c6580 r5:853cb000 [ 1343.492213][ T32] r4:00000001 [ 1343.492495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.492659][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1343.492746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.492827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.492928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.524143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.524350][ T32] r4:854d1280 [ 1343.525033][ T32] INFO: task kworker/0:604:4926 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.525146][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.525332][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.525457][ T32] Call trace: [ 1343.525554][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.525662][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.525712][ T32] r4:00000000 [ 1343.525757][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.525834][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.525918][ T32] 1d20: c7567000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.525996][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.526066][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.526154][ T32] r5:80050013 r4:80239bb0 [ 1343.526210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.526318][ T32] r4:82ac21e4 [ 1343.526365][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.526462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.526518][ T32] r4:e0431dc0 [ 1343.526556][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.526650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.526703][ T32] r4:00000000 [ 1343.526746][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.526835][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.526878][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.526957][ T32] r5:00001000 r4:e0439000 [ 1343.527006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.527096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.527189][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.527233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.527325][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.527373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.527464][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.527506][ T32] r4:84aeca80 [ 1343.527589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.527684][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.527727][ T32] r4:00000001 [ 1343.527765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.527833][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.527903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.527975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.528031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.528085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.528138][ T32] r4:84b0e0c0 [ 1343.528187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.528269][ T32] INFO: task kworker/0:605:4928 blocked for more than 470 seconds. [ 1343.528432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.528498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.528569][ T32] task:kworker/0:605 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.528672][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.528807][ T32] Call trace: [ 1343.528991][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.529113][ T32] r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:853c9800 [ 1343.529158][ T32] r4:853c9800 [ 1343.530093][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.530206][ T32] r5:853c9800 r4:8291a680 [ 1343.530243][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.530308][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.530406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1343.530630][ T32] r4:00000000 [ 1343.530665][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.530723][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.530777][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.530841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1640 [ 1343.530877][ T32] r4:00000000 [ 1343.530924][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.530998][ T32] r9:83018005 r8:853c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1343.531092][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.531177][ T32] r5:00001000 r4:eb169000 [ 1343.531210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.531290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.531364][ T32] r5:85472f8c r4:85472c00 [ 1343.531399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.531475][ T32] r7:dddced80 r6:83018000 r5:85472f8c r4:854c6600 [ 1343.531511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.531616][ T32] r10:61c88647 r9:853c9800 r8:854c662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.531853][ T32] r4:854c6600 [ 1343.531964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.532080][ T32] r10:00000000 r9:854c6600 r8:80287e08 r7:eb4fde60 r6:854c6680 r5:853c9800 [ 1343.532126][ T32] r4:00000001 [ 1343.532157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.532213][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1343.532256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.532301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.532345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.532503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.532551][ T32] r4:854d1300 [ 1343.532946][ T32] INFO: task kworker/0:605:4928 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.563690][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.564015][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.564147][ T32] Call trace: [ 1343.564223][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.564342][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.564407][ T32] r4:00000000 [ 1343.564449][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.564527][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.564584][ T32] 1d20: c7746000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.564653][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.564709][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.564759][ T32] r5:80050013 r4:80239bb0 [ 1343.564820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.564910][ T32] r4:82ac21e4 [ 1343.564950][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.565049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.565132][ T32] r4:e0431dc0 [ 1343.565174][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.565258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.565323][ T32] r4:00000000 [ 1343.565368][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.565454][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.565497][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.565599][ T32] r5:00001000 r4:e0439000 [ 1343.565644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.565718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.565795][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.565854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.565954][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.565994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.566079][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.566131][ T32] r4:84aeca80 [ 1343.566173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.566288][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.566344][ T32] r4:00000001 [ 1343.566392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.566467][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.566541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.566607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.566683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.566751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.566803][ T32] r4:84b0e0c0 [ 1343.566869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.566934][ T32] INFO: task kworker/0:606:4929 blocked for more than 470 seconds. [ 1343.567012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.567071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.567120][ T32] task:kworker/0:606 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.567202][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.567333][ T32] Call trace: [ 1343.567446][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.567535][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000013 r6:eb509d8c r5:85566c00 [ 1343.567580][ T32] r4:85566c00 [ 1343.567618][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.567693][ T32] r5:85566c00 r4:8291a680 [ 1343.567730][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.567804][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.567896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1343.567954][ T32] r4:00000000 [ 1343.567992][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.568056][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.568129][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.568207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1540 [ 1343.568256][ T32] r4:00000000 [ 1343.568299][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.568387][ T32] r9:83018005 r8:85566c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1343.568431][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.568513][ T32] r5:00001000 r4:eb14b000 [ 1343.568555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.568633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.568714][ T32] r5:85472b8c r4:85472800 [ 1343.568781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.568892][ T32] r7:dddced80 r6:83018000 r5:85472b8c r4:854c6700 [ 1343.568942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.569039][ T32] r10:61c88647 r9:85566c00 r8:854c672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.569099][ T32] r4:854c6700 [ 1343.569146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.569259][ T32] r10:00000000 r9:854c6700 r8:80287e08 r7:eb501e60 r6:854bfa00 r5:85566c00 [ 1343.569348][ T32] r4:00000001 [ 1343.569398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.569474][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1343.569529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.569599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.569653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.569727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.569776][ T32] r4:854d1300 [ 1343.570507][ T32] INFO: task kworker/0:606:4929 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.570584][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.570711][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.570800][ T32] Call trace: [ 1343.570860][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.570960][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.571027][ T32] r4:00000000 [ 1343.571104][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.571252][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.571339][ T32] 1d20: c7746000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.571424][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.571483][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.571530][ T32] r5:80050013 r4:80239bb0 [ 1343.571578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.571683][ T32] r4:82ac21e4 [ 1343.571733][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.571824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.571872][ T32] r4:e0431dc0 [ 1343.571915][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.572003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.572054][ T32] r4:00000000 [ 1343.572124][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.572227][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.572273][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.572352][ T32] r5:00001000 r4:e0439000 [ 1343.572393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.572467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.572546][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.572587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.572674][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.572740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.572833][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.572882][ T32] r4:84aeca80 [ 1343.572926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.594136][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.594264][ T32] r4:00000001 [ 1343.594323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.594447][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.594517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.594580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.594641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.594705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.594762][ T32] r4:84b0e0c0 [ 1343.594814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.594878][ T32] INFO: task kworker/0:607:4932 blocked for more than 470 seconds. [ 1343.594946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.595002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.595051][ T32] task:kworker/0:607 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.595188][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.595319][ T32] Call trace: [ 1343.595421][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.595550][ T32] r10:8291a684 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:853ca400 [ 1343.595627][ T32] r4:853ca400 [ 1343.595681][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.595774][ T32] r5:853ca400 r4:8291a680 [ 1343.595819][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.595904][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.595989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1343.596038][ T32] r4:00000000 [ 1343.596083][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.596165][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.596240][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.596325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1900 [ 1343.596377][ T32] r4:00000000 [ 1343.596419][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.596511][ T32] r9:83018005 r8:853ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1343.596560][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.596648][ T32] r5:00001000 r4:dfa1d000 [ 1343.596696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.596803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.596899][ T32] r5:8547378c r4:85473400 [ 1343.596946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.597046][ T32] r7:dddced80 r6:83018000 r5:8547378c r4:854c6780 [ 1343.597128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.597225][ T32] r10:61c88647 r9:853ca400 r8:854c67ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.597356][ T32] r4:854c6780 [ 1343.597418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.597558][ T32] r10:00000000 r9:854c6780 r8:80287e08 r7:eb501e60 r6:854c6800 r5:853ca400 [ 1343.597730][ T32] r4:00000001 [ 1343.597776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.597868][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 1343.597927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.597981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.598033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.598094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.598138][ T32] r4:854d15c0 [ 1343.598757][ T32] INFO: task kworker/0:607:4932 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.598840][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.598957][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.599045][ T32] Call trace: [ 1343.599140][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.599247][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.599330][ T32] r4:00000000 [ 1343.599382][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.599465][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.599541][ T32] 1d20: c782a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.599602][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.599651][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.599714][ T32] r5:80050013 r4:80239bb0 [ 1343.599758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.599837][ T32] r4:82ac21e4 [ 1343.599877][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.599953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.599995][ T32] r4:e0431dc0 [ 1343.600032][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.600118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.600164][ T32] r4:00000000 [ 1343.600219][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.600316][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.600364][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.600451][ T32] r5:00001000 r4:e0439000 [ 1343.600493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.600592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.600686][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.600725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.600811][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.600857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.600969][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.601025][ T32] r4:84aeca80 [ 1343.601069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.601167][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.601209][ T32] r4:00000001 [ 1343.601245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.601332][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.601389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.601446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.601496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.601551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.601596][ T32] r4:84b0e0c0 [ 1343.601637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.601686][ T32] INFO: task kworker/0:608:4934 blocked for more than 470 seconds. [ 1343.601739][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.601785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.601825][ T32] task:kworker/0:608 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.601904][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.602004][ T32] Call trace: [ 1343.602067][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.602164][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000113 r6:eb50dd8c r5:853cc800 [ 1343.602224][ T32] r4:853cc800 [ 1343.602267][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.602347][ T32] r5:853cc800 r4:8291a680 [ 1343.602400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.602480][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.602641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1343.602749][ T32] r4:00000000 [ 1343.602812][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.602886][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.603050][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.623885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d16c0 [ 1343.623978][ T32] r4:00000000 [ 1343.624027][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.624169][ T32] r9:83018005 r8:853cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1343.624248][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.624348][ T32] r5:00001000 r4:eb1c3000 [ 1343.624415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.624516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.624625][ T32] r5:8547338c r4:85473000 [ 1343.624674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.624770][ T32] r7:dddced80 r6:83018000 r5:8547338c r4:854c6880 [ 1343.624831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.624931][ T32] r10:61c88647 r9:853cc800 r8:854c68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.624980][ T32] r4:854c6880 [ 1343.625022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.625123][ T32] r10:00000000 r9:854c6880 r8:80287e08 r7:eb505e60 r6:854c6900 r5:853cc800 [ 1343.625172][ T32] r4:00000001 [ 1343.625222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.625317][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1343.625387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.625448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.625504][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.625564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.625651][ T32] r4:854d15c0 [ 1343.626328][ T32] INFO: task kworker/0:608:4934 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.626407][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.626550][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.626683][ T32] Call trace: [ 1343.626779][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.626887][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.626938][ T32] r4:00000000 [ 1343.626980][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.627054][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.627121][ T32] 1d20: c7948000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.627179][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.627228][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.627292][ T32] r5:80050013 r4:80239bb0 [ 1343.627337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.627420][ T32] r4:82ac21e4 [ 1343.627461][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.627540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.627584][ T32] r4:e0431dc0 [ 1343.627622][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.627719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.627791][ T32] r4:00000000 [ 1343.627859][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.627953][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.627997][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.628078][ T32] r5:00001000 r4:e0439000 [ 1343.628132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.628214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.628297][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.628340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.628435][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.628505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.628612][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.628657][ T32] r4:84aeca80 [ 1343.628720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.628818][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.628889][ T32] r4:00000001 [ 1343.628935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.629035][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.629108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.629173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.629230][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.629325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.629392][ T32] r4:84b0e0c0 [ 1343.629445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.629528][ T32] INFO: task kworker/0:609:4936 blocked for more than 470 seconds. [ 1343.629621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.629680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.629725][ T32] task:kworker/0:609 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.629823][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.629955][ T32] Call trace: [ 1343.630084][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.630219][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:8487e000 [ 1343.630277][ T32] r4:8487e000 [ 1343.630324][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.630418][ T32] r5:8487e000 r4:8291a680 [ 1343.630486][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.630573][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.630706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1343.630780][ T32] r4:00000000 [ 1343.630824][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.630898][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.630996][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.631120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1b00 [ 1343.631172][ T32] r4:00000000 [ 1343.631216][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.631360][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1343.631419][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.631526][ T32] r5:00001000 r4:dfc8f000 [ 1343.631600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.631679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.631758][ T32] r5:85473b8c r4:85473800 [ 1343.631821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.631932][ T32] r7:dddced80 r6:83018000 r5:85473b8c r4:854c6980 [ 1343.631997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.632104][ T32] r10:61c88647 r9:8487e000 r8:854c69ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.632150][ T32] r4:854c6980 [ 1343.632188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.632293][ T32] r10:00000000 r9:854c6980 r8:80287e08 r7:eb505e60 r6:854c6a00 r5:8487e000 [ 1343.632353][ T32] r4:00000001 [ 1343.632407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.632493][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1343.632739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.632802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.633150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.663912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.664008][ T32] r4:854d1a40 [ 1343.664712][ T32] INFO: task kworker/0:609:4936 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.664791][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.664956][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.665066][ T32] Call trace: [ 1343.665138][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.665248][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.665314][ T32] r4:00000000 [ 1343.665357][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.665457][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.665520][ T32] 1d20: c7b51000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.665574][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.665622][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.665680][ T32] r5:80050013 r4:80239bb0 [ 1343.665738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.665822][ T32] r4:82ac21e4 [ 1343.665861][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.665938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.665997][ T32] r4:e0431dc0 [ 1343.666039][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.666124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.666182][ T32] r4:00000000 [ 1343.666232][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.666345][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.666417][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.666511][ T32] r5:00001000 r4:e0439000 [ 1343.666557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.666639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.666747][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.666810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.666923][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.666975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.667098][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.667439][ T32] r4:84aeca80 [ 1343.667487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.667576][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.667620][ T32] r4:00000001 [ 1343.667658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.667725][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.667776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.667828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.667879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.667934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.668005][ T32] r4:84b0e0c0 [ 1343.668059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.668150][ T32] INFO: task kworker/0:610:4937 blocked for more than 470 seconds. [ 1343.668238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.668311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.668361][ T32] task:kworker/0:610 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.668452][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.668536][ T32] Call trace: [ 1343.668620][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.668716][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000113 r6:eb515d8c r5:84960000 [ 1343.668768][ T32] r4:84960000 [ 1343.668810][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.668921][ T32] r5:84960000 r4:8291a680 [ 1343.668971][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.669080][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.669184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1343.669235][ T32] r4:00000000 [ 1343.669279][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.669383][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.669465][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.669556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483af40 [ 1343.669607][ T32] r4:00000000 [ 1343.669651][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.669743][ T32] r9:83018005 r8:84960000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.669792][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.669875][ T32] r5:00001000 r4:eaa5d000 [ 1343.669917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.670004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.670100][ T32] r5:8547cb8c r4:8547c800 [ 1343.670153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.670245][ T32] r7:dddced80 r6:83018000 r5:8547cb8c r4:854c6a80 [ 1343.670292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.670414][ T32] r10:61c88647 r9:84960000 r8:854c6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.670491][ T32] r4:854c6a80 [ 1343.670557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.670669][ T32] r10:00000000 r9:854c6a80 r8:80287e08 r7:eb511e60 r6:854c6b00 r5:84960000 [ 1343.670721][ T32] r4:00000001 [ 1343.670780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.670853][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1343.670904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.670959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.671009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.671116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.671168][ T32] r4:854d1a40 [ 1343.671583][ T32] INFO: task kworker/0:610:4937 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.671674][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.671795][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.671896][ T32] Call trace: [ 1343.671953][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.672046][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.672098][ T32] r4:00000000 [ 1343.672136][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1343.672385][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1343.699442][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.700041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.700746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.701210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.701855][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.702647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 ** 9 printk messages dropped ** [ 1343.717646][ T32] r5:00001000 r4:dff3d000 ** 2 printk messages dropped ** [ 1343.717923][ T32] r5:85473f8c r4:85473c00 ** 3 printk messages dropped ** [ 1343.718294][ T32] r10:61c88647 r9:84960c00 r8:854c6bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.718976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.720523][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 8 printk messages dropped ** [ 1343.721132][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1343.721332][ T32] r4:00000000 [ 1343.721483][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.721581][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.721622][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.721698][ T32] r5:00001000 r4:e0439000 [ 1343.721735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.721828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.721913][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.721959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.722062][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.722113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.722200][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.722259][ T32] r4:84aeca80 [ 1343.722299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.722393][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.722434][ T32] r4:00000001 [ 1343.722472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.722536][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.722585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.722637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.722760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.722822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.722866][ T32] r4:84b0e0c0 [ 1343.722995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.743754][ T32] INFO: task kworker/0:612:4942 blocked for more than 470 seconds. [ 1343.743878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.743935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.743979][ T32] task:kworker/0:612 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.744090][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.744222][ T32] Call trace: [ 1343.744300][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.744420][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000013 r6:eb2a9d8c r5:84961800 [ 1343.744491][ T32] r4:84961800 [ 1343.744547][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.744629][ T32] r5:84961800 r4:8291a680 [ 1343.744686][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.744775][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.744874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 1343.744923][ T32] r4:00000000 [ 1343.744972][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.745066][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.745149][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.745235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1d40 [ 1343.745349][ T32] r4:00000000 [ 1343.745426][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.745521][ T32] r9:83018005 r8:84961800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.745564][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.745667][ T32] r5:00001000 r4:e88d9000 [ 1343.745722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.745799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.745877][ T32] r5:8547c38c r4:8547c000 [ 1343.745917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.746027][ T32] r7:dddced80 r6:83018000 r5:8547c38c r4:854c6c80 [ 1343.746118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.746216][ T32] r10:61c88647 r9:84961800 r8:854c6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.746261][ T32] r4:854c6c80 [ 1343.746299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.746395][ T32] r10:00000000 r9:854c6c80 r8:80287e08 r7:eb515e60 r6:854c6d00 r5:84961800 [ 1343.746438][ T32] r4:00000001 [ 1343.746502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.746577][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1343.746629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.746683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.746733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.746788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.746852][ T32] r4:854d1cc0 [ 1343.747541][ T32] INFO: task kworker/0:612:4942 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.747631][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.747743][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.747829][ T32] Call trace: [ 1343.747906][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.748007][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.748060][ T32] r4:00000000 [ 1343.748109][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.748193][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.748259][ T32] 1d20: c8028000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.748324][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.748379][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.748432][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.748614][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1343.748853][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.749405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.750032][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1343.750461][ T32] r4:84b0e0c0 [ 1343.750501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.750563][ T32] INFO: task kworker/0:613:4944 blocked for more than 470 seconds. [ 1343.750619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.750663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.750702][ T32] task:kworker/0:613 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.750814][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.750890][ T32] Call trace: [ 1343.750959][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.751101][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000013 r6:eb265d8c r5:84962400 [ 1343.751170][ T32] r4:84962400 [ 1343.751226][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.751323][ T32] r5:84962400 r4:8291a680 [ 1343.751361][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.751432][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.751510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1343.751557][ T32] r4:00000000 [ 1343.751602][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.751680][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.751748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.751857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d1ec0 [ 1343.751906][ T32] r4:00000000 [ 1343.751943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.752024][ T32] r9:83018005 r8:84962400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1343.752064][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.752143][ T32] r5:00001000 r4:ea94b000 [ 1343.752194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.752276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.752404][ T32] r5:8547c78c r4:8547c400 [ 1343.752447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.752545][ T32] r7:dddced80 r6:83018000 r5:8547c78c r4:854c6d80 [ 1343.752600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.752733][ T32] r4:854c6d80 ** 5 printk messages dropped ** [ 1343.783860][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.785204][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.785694][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1343.786109][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.786538][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.787102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.787940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.788628][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.788994][ T32] r5:84963000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.789441][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.790037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.790365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.790948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.792011][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1343.792820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1343.818660][ T32] r5:00001000 r4:e0439000 ** 9 printk messages dropped ** [ 1343.819495][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1343.820000][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1343.820364][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.820960][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.821642][ T32] r9:83018005 r8:84963c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1343.821688][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.821773][ T32] r5:00001000 r4:eac29000 [ 1343.821847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.822015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.822110][ T32] r5:8547d38c r4:8547d000 [ 1343.822155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.822242][ T32] r7:dddced80 r6:83018000 r5:8547d38c r4:854c6f80 [ 1343.822282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.822378][ T32] r10:61c88647 r9:84963c00 r8:854c6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.822434][ T32] r4:854c6f80 [ 1343.822488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.822581][ T32] r10:00000000 r9:854c6f80 r8:80287e08 r7:eb2b9e60 r6:854ed000 r5:84963c00 [ 1343.822627][ T32] r4:00000001 [ 1343.822713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.822787][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1343.822861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.822920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.822987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.831856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.831941][ T32] r4:854e8280 [ 1343.832360][ T32] INFO: task kworker/0:615:4948 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.832403][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.832489][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.832584][ T32] Call trace: [ 1343.832681][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.832754][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.832781][ T32] r4:00000000 [ 1343.832802][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.832863][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.832898][ T32] 1d20: c8971000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.832928][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.833006][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.833538][ T32] r5:80050013 r4:80239bb0 [ 1343.833576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.833633][ T32] r4:82ac21e4 [ 1343.833655][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.833698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.833721][ T32] r4:e0431dc0 [ 1343.833740][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.833781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.833803][ T32] r4:00000000 [ 1343.833823][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.833882][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.833910][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.833957][ T32] r5:00001000 r4:e0439000 [ 1343.833976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.834028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.834096][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.834122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.834170][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.834202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.834260][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.834310][ T32] r4:84aeca80 [ 1343.834333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.834392][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.834419][ T32] r4:00000001 [ 1343.834462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.834524][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1343.834556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.834585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.834635][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.834686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.834712][ T32] r4:84b0e0c0 [ 1343.834767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.834829][ T32] INFO: task kworker/0:616:4950 blocked for more than 470 seconds. [ 1343.834866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.834892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.834915][ T32] task:kworker/0:616 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.834970][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.835015][ T32] Call trace: [ 1343.835057][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.835116][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:84964800 [ 1343.835151][ T32] r4:84964800 [ 1343.835174][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.835216][ T32] r5:84964800 r4:8291a680 [ 1343.835236][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.835275][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.835339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1343.835364][ T32] r4:00000000 [ 1343.835404][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.835441][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.835475][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.835514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8340 [ 1343.835575][ T32] r4:00000000 [ 1343.835617][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.835663][ T32] r9:83018005 r8:84964800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1343.835685][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.835745][ T32] r5:00001000 r4:eac83000 [ 1343.835799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.835882][ T32] r5:8547d78c r4:8547d400 [ 1343.835900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.836175][ T32] r10:00000000 r9:854ed080 r8:80287e08 r7:eb2b1e60 r6:854ed100 r5:84964800 ** 7 printk messages dropped ** [ 1343.836453][ T32] r4:854e8100 [ 1343.836850][ T32] INFO: task kworker/0:616:4950 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.836896][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.836978][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.837021][ T32] Call trace: [ 1343.837122][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.837176][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.837201][ T32] r4:00000000 [ 1343.837220][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.837259][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.837355][ T32] 1d20: c8971000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.837390][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.837416][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.837439][ T32] r5:80050013 r4:80239bb0 [ 1343.837459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.837499][ T32] r4:82ac21e4 [ 1343.837519][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.837559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.837581][ T32] r4:e0431dc0 [ 1343.837600][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.837639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.837672][ T32] r4:00000000 [ 1343.837694][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.837738][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.837796][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.837882][ T32] r5:00001000 r4:e0439000 [ 1343.837914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.837971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.838159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.838461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.838752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1343.839206][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.839506][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.839783][ T32] r5:8547df8c r4:8547dc00 [ 1343.839822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.839871][ T32] r7:dddced80 r6:83018000 r5:8547df8c r4:854ed180 [ 1343.839922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.839992][ T32] r10:61c88647 r9:84965400 r8:854ed1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.840019][ T32] r4:854ed180 [ 1343.840043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.840092][ T32] r10:00000000 r9:854ed180 r8:80287e08 r7:eb51de60 r6:854ed200 r5:84965400 [ 1343.840115][ T32] r4:00000001 [ 1343.840133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.840167][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1343.840193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.840247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.840287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.840339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.840387][ T32] r4:854e8100 [ 1343.840639][ T32] INFO: task kworker/0:617:4953 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.840702][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.840805][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.840893][ T32] Call trace: [ 1343.840948][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.841017][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.841080][ T32] r4:00000000 [ 1343.841123][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.841176][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.841207][ T32] 1d20: c8971000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.841235][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.841280][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.841361][ T32] r5:80050013 r4:80239bb0 [ 1343.841405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.841450][ T32] r4:82ac21e4 [ 1343.841470][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.841524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.841550][ T32] r4:e0431dc0 [ 1343.841569][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.841611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.841632][ T32] r4:00000000 [ 1343.841651][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.841695][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.841716][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.841759][ T32] r5:00001000 r4:e0439000 [ 1343.841799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.841842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.841978][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 3 printk messages dropped ** [ 1343.842139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.842370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.842570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.842597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.842617][ T32] task:kworker/0:618 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.842736][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.842814][ T32] Call trace: [ 1343.842912][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.869809][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:84966000 [ 1343.869906][ T32] r4:84966000 [ 1343.869961][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.870107][ T32] r5:84966000 r4:8291a680 [ 1343.870160][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.870250][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.870344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1343.870398][ T32] r4:00000000 [ 1343.870449][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.870528][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.870727][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.870828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8400 [ 1343.870881][ T32] r4:00000000 [ 1343.870929][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.871026][ T32] r9:83018005 r8:84966000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1343.871108][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.871213][ T32] r5:00001000 r4:eacb7000 [ 1343.871258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.871364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.871466][ T32] r5:8547db8c r4:8547d800 [ 1343.871515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.871626][ T32] r7:dddced80 r6:83018000 r5:8547db8c r4:854ed280 [ 1343.871678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.871773][ T32] r10:61c88647 r9:84966000 r8:854ed2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.871823][ T32] r4:854ed280 [ 1343.871868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.871967][ T32] r10:00000000 r9:854ed280 r8:80287e08 r7:eb521e60 r6:854ed300 r5:84966000 [ 1343.872048][ T32] r4:00000001 [ 1343.872135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.872224][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1343.872288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.872350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.872413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.872476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.872527][ T32] r4:854e8100 [ 1343.886810][ T32] INFO: task kworker/0:618:4954 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.886976][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.887128][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.887248][ T32] Call trace: [ 1343.887344][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.887453][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.887502][ T32] r4:00000000 [ 1343.887554][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.887647][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.887728][ T32] 1d20: c8efd000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.887790][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.887855][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.887917][ T32] r5:80050013 r4:80239bb0 [ 1343.887966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.888055][ T32] r4:82ac21e4 [ 1343.888154][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.888282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.888343][ T32] r4:e0431dc0 [ 1343.888400][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.888484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.888538][ T32] r4:00000000 [ 1343.888583][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.888677][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.888728][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.888812][ T32] r5:00001000 r4:e0439000 [ 1343.888902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.889001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.889101][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.889186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.889323][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.889390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.889513][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.889574][ T32] r4:84aeca80 [ 1343.889623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.889720][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.889772][ T32] r4:00000001 [ 1343.889874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.889958][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 2 printk messages dropped ** [ 1343.890253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.890405][ T32] r4:84b0e0c0 [ 1343.890472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.890537][ T32] INFO: task kworker/0:619:4956 blocked for more than 470 seconds. [ 1343.890624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.890685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.890729][ T32] task:kworker/0:619 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.890822][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.890921][ T32] Call trace: [ 1343.890989][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1343.891135][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:84966c00 [ 1343.891215][ T32] r4:84966c00 [ 1343.891324][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.891453][ T32] r5:84966c00 r4:8291a680 [ 1343.891549][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.891646][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.891736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1343.891800][ T32] r4:00000000 [ 1343.891870][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1343.891972][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1343.892088][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.892180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8800 [ 1343.892234][ T32] r4:00000000 [ 1343.892276][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1343.892431][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.892731][ T32] r5:8547e38c r4:8547e000 [ 1343.892780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.918045][ T32] r4:854ed380 ** 5 printk messages dropped ** [ 1343.918547][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.919927][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.920356][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 4 printk messages dropped ** [ 1343.920747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.921125][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1343.921359][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.921590][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.921886][ T32] r5:84b4ef8c r4:84b4ec00 ** 2 printk messages dropped ** [ 1343.922146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.922818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.937407][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.938297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 ** 7 printk messages dropped ** [ 1343.939002][ T32] r9:83018005 r8:853d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1343.939058][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.939184][ T32] r5:00001000 r4:eaf77000 [ 1343.939243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.939329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.939428][ T32] r5:8547f78c r4:8547f400 [ 1343.939479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.939607][ T32] r7:dddced80 r6:83018000 r5:8547f78c r4:854ed480 [ 1343.939675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.939798][ T32] r10:61c88647 r9:853d8000 r8:854ed4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.939856][ T32] r4:854ed480 [ 1343.939916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.940016][ T32] r10:00000000 r9:854ed480 r8:80287e08 r7:eb529e60 r6:854ed580 r5:853d8000 [ 1343.940068][ T32] r4:00000001 [ 1343.940125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.940226][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1343.940295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.940382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.940463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.940532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.940586][ T32] r4:854e8740 [ 1343.941331][ T32] INFO: task kworker/0:620:4959 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.941424][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.941580][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.941697][ T32] Call trace: [ 1343.941783][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.941900][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.941998][ T32] r4:00000000 [ 1343.942060][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.942184][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.942271][ T32] 1d20: c91fa000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.942357][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.942421][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.942480][ T32] r5:80050013 r4:80239bb0 [ 1343.942551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.942655][ T32] r4:82ac21e4 [ 1343.942703][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.942809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.942861][ T32] r4:e0431dc0 [ 1343.942943][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1343.963757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1343.963868][ T32] r4:00000000 [ 1343.963936][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1343.964068][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.964134][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.964232][ T32] r5:00001000 r4:e0439000 [ 1343.964300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.964413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.964523][ T32] r5:84b4ef8c r4:84b4ec00 [ 1343.964580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.964690][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1343.964766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.964936][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.965006][ T32] r4:84aeca80 [ 1343.965055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.965169][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1343.965221][ T32] r4:00000001 [ 1343.965281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.965386][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 1 printk messages dropped ** [ 1343.965567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.966211][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.966948][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.967520][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1343.968033][ T32] r5:8547e78c r4:8547e400 ** 1 printk messages dropped ** [ 1343.968183][ T32] r7:dddced80 r6:83018000 r5:8547e78c r4:854ed600 ** 5 printk messages dropped ** [ 1343.968637][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.969064][ T32] r4:854e8880 [ 1343.970407][ T32] INFO: task kworker/0:621:4960 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1343.970564][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970791][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970936][ T32] Call trace: [ 1343.971005][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.971173][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1343.971241][ T32] r4:00000000 [ 1343.971287][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.971392][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1343.971459][ T32] 1d20: c92f7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1343.971522][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1343.971579][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1343.971633][ T32] r5:80050013 r4:80239bb0 [ 1343.971681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.971769][ T32] r4:82ac21e4 [ 1343.971814][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.971906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1343.971961][ T32] r4:e0431dc0 [ 1343.972034][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.972410][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.001915][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1344.002134][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1344.002720][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1344.002945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.018453][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:853d9800 ** 8 printk messages dropped ** [ 1344.018855][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.019626][ T32] r5:8547f38c r4:8547f000 [ 1344.019683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.019735][ T32] r7:dddced80 r6:83018000 r5:8547f38c r4:854ed700 ** 1 printk messages dropped ** [ 1344.019858][ T32] r10:61c88647 r9:853d9800 r8:854ed72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.020961][ T32] r4:854e8880 ** 3 printk messages dropped ** [ 1344.021972][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.022277][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1344.032094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 6 printk messages dropped ** [ 1344.032568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.032651][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.032706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.032793][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.032836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.033000][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.036793][ T32] r4:84aeca80 [ 1344.036868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.036993][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.037067][ T32] r4:00000001 [ 1344.037140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.037223][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.037313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.037386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.037450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.037518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.037571][ T32] r4:84b0e0c0 [ 1344.037625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.037699][ T32] INFO: task kworker/1:295:4965 blocked for more than 470 seconds. [ 1344.037774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.037834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.037885][ T32] task:kworker/1:295 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.038005][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.038154][ T32] Call trace: [ 1344.038237][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.038348][ T32] r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:853da400 [ 1344.038410][ T32] r4:853da400 [ 1344.038459][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.038555][ T32] r5:853da400 r4:8291a680 [ 1344.038606][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.038691][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.038777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1344.038813][ T32] r4:00000000 [ 1344.038851][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.038891][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.038945][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.039001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591a40 [ 1344.039027][ T32] r4:00000000 [ 1344.039047][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.039137][ T32] r9:83018205 r8:853da400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1344.039163][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.039289][ T32] r5:00001000 r4:e0045000 [ 1344.039313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.039410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.039456][ T32] r5:8532ff8c r4:8532fc00 [ 1344.039476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.039520][ T32] r7:ddde2d80 r6:83018200 r5:8532ff8c r4:854bfa80 [ 1344.039570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.039620][ T32] r10:61c88647 r9:853da400 r8:854bfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.039642][ T32] r4:854bfa80 [ 1344.039678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.039725][ T32] r10:00000000 r9:854bfa80 r8:80287e08 r7:eb4dde60 r6:854ed800 r5:853da400 [ 1344.039747][ T32] r4:00000001 [ 1344.039765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.039799][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1344.039824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.039853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.039882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.039913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.039936][ T32] r4:854dbfc0 [ 1344.040379][ T32] INFO: task kworker/1:295:4965 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.040459][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.040597][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.040685][ T32] Call trace: [ 1344.040883][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.040983][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.041011][ T32] r4:00000000 [ 1344.041051][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.041199][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.041251][ T32] 1d20: c986f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.041282][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.041328][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.041358][ T32] r5:80050013 r4:80239bb0 [ 1344.041380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.041425][ T32] r4:82ac21e4 [ 1344.041446][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.041487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1344.041844][ T32] r5:00001000 r4:e0439000 ** 9 printk messages dropped ** [ 1344.063808][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1344.064689][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1344.065231][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.066009][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.066758][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.066871][ T32] r5:00001000 r4:eafa9000 [ 1344.066961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.067062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.067172][ T32] r5:8547fb8c r4:8547f800 [ 1344.067229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.067335][ T32] r7:dddced80 r6:83018000 r5:8547fb8c r4:854ed880 [ 1344.067392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.067499][ T32] r10:61c88647 r9:853db000 r8:854ed8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.067554][ T32] r4:854ed880 [ 1344.067597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.067645][ T32] r10:00000000 r9:854ed880 r8:80287e08 r7:eb52de60 r6:854ed900 r5:853db000 [ 1344.067668][ T32] r4:00000001 [ 1344.067704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.067774][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1344.067890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.067922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.067948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.067995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.068029][ T32] r4:854c0ac0 [ 1344.068437][ T32] INFO: task kworker/0:623:4967 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.068477][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.068582][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.068630][ T32] Call trace: [ 1344.068689][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.068742][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.068809][ T32] r4:00000000 [ 1344.068832][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.068874][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.068916][ T32] 1d20: c9b40000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.068949][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.068974][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.068998][ T32] r5:80050013 r4:80239bb0 [ 1344.069032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.069125][ T32] r4:82ac21e4 [ 1344.069160][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.069282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.069398][ T32] r4:e0431dc0 [ 1344.069467][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.069603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.069670][ T32] r4:00000000 [ 1344.069723][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.069840][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.069894][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.069991][ T32] r5:00001000 r4:e0439000 [ 1344.070045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.070144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.070234][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.070285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.070385][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.070440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.070539][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.070617][ T32] r4:84aeca80 [ 1344.070672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.070783][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 2 printk messages dropped ** [ 1344.070995][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 9 printk messages dropped ** [ 1344.071645][ T32] task:kworker/0:624 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.072197][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1344.072292][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.072368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff1c0 [ 1344.072426][ T32] r4:00000000 [ 1344.072503][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.072610][ T32] r9:83018005 r8:853dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1344.072682][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.072780][ T32] r5:00001000 r4:eb1d1000 [ 1344.072829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.073021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.098883][ T32] r5:8548838c r4:85488000 [ 1344.098974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.099130][ T32] r7:dddced80 r6:83018000 r5:8548838c r4:854eda00 [ 1344.099179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.099286][ T32] r10:61c88647 r9:853dbc00 r8:854eda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.099347][ T32] r4:854eda00 [ 1344.099398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.099504][ T32] r10:00000000 r9:854eda00 r8:80287e08 r7:eb539e60 r6:854eda80 r5:853dbc00 [ 1344.099565][ T32] r4:00000001 [ 1344.099619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.099734][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1344.099830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.099901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.099961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.100027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.100093][ T32] r4:854ff040 [ 1344.100964][ T32] INFO: task kworker/0:624:4969 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.101134][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.101398][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.101568][ T32] Call trace: [ 1344.101685][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.101815][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.101869][ T32] r4:00000000 [ 1344.101916][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.102013][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.102100][ T32] 1d20: c9c76000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.102169][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.102229][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.102284][ T32] r5:80050013 r4:80239bb0 [ 1344.102332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.102426][ T32] r4:82ac21e4 [ 1344.102475][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.102565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.102616][ T32] r4:e0431dc0 [ 1344.102664][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.102757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.102812][ T32] r4:00000000 [ 1344.102862][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.102960][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.103100][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.123629][ T32] r5:00001000 r4:e0439000 [ 1344.123752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.123899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.123993][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.124046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.124162][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.124236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.124359][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.124428][ T32] r4:84aeca80 [ 1344.124491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.124595][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.124661][ T32] r4:00000001 [ 1344.124715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.124827][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.124897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.124965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.125047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.125129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.125189][ T32] r4:84b0e0c0 [ 1344.125258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.125354][ T32] INFO: task kworker/0:625:4971 blocked for more than 470 seconds. [ 1344.125513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.125591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.125661][ T32] task:kworker/0:625 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.125786][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.126260][ T32] r4:853dc800 ** 4 printk messages dropped ** [ 1344.126781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 ** 9 printk messages dropped ** [ 1344.127619][ T32] r5:00001000 r4:eaff9000 ** 2 printk messages dropped ** [ 1344.127862][ T32] r5:8547ff8c r4:8547fc00 [ 1344.127927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.128361][ T32] r4:854ed980 ** 5 printk messages dropped ** [ 1344.128853][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.130504][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 10 printk messages dropped ** [ 1344.131416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1344.132053][ T32] r5:00001000 r4:e0439000 ** 8 printk messages dropped ** [ 1344.132810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1344.158259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.158962][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.159736][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.160711][ T32] r5:00001000 r4:eb1e3000 ** 2 printk messages dropped ** [ 1344.160962][ T32] r5:8548878c r4:85488400 ** 3 printk messages dropped ** [ 1344.161315][ T32] r10:61c88647 r9:853dd400 r8:854edbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.161968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.162032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.162115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.162167][ T32] r4:854ff180 [ 1344.162892][ T32] INFO: task kworker/0:626:4974 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.163027][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.181964][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.182134][ T32] Call trace: [ 1344.182250][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.182371][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.182428][ T32] r4:00000000 [ 1344.182475][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.182564][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.182630][ T32] 1d20: c9f7c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.182719][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.182803][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.182881][ T32] r5:80050013 r4:80239bb0 [ 1344.194240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.194548][ T32] r4:82ac21e4 [ 1344.194610][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.194726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.194800][ T32] r4:e0431dc0 [ 1344.194854][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.194948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.195003][ T32] r4:00000000 [ 1344.195050][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.195163][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.195220][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.195340][ T32] r5:00001000 r4:e0439000 [ 1344.195400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.195492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.195585][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.195635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.195738][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.195790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.195893][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.195970][ T32] r4:84aeca80 [ 1344.196029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.196149][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.196198][ T32] r4:00000001 [ 1344.196241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.196346][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.196423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.196486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.196542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.196606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.196656][ T32] r4:84b0e0c0 [ 1344.196712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.196820][ T32] INFO: task kworker/0:627:4975 blocked for more than 470 seconds. [ 1344.196899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.196958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.197036][ T32] task:kworker/0:627 state:D stack:0 pid:4975 tgid:4975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.197175][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.197368][ T32] Call trace: [ 1344.197484][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.197616][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:853de000 [ 1344.197692][ T32] r4:853de000 [ 1344.197750][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.197846][ T32] r5:853de000 r4:8291a680 [ 1344.197897][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.197985][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.198090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1344.198147][ T32] r4:00000000 [ 1344.198219][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1344.198408][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.199112][ T32] r5:85488b8c r4:85488800 [ 1344.199170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.199343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1344.199731][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.200069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.200157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.200238][ T32] r4:854ff300 [ 1344.200966][ T32] INFO: task kworker/0:627:4975 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.201048][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.201209][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.201407][ T32] Call trace: [ 1344.201506][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.201618][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.201674][ T32] r4:00000000 [ 1344.201740][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.201848][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.201915][ T32] 1d20: ca054000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.201979][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.202050][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.202121][ T32] r5:80050013 r4:80239bb0 [ 1344.202189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.202287][ T32] r4:82ac21e4 [ 1344.202339][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.202434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.202482][ T32] r4:e0431dc0 [ 1344.202543][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.202648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.202719][ T32] r4:00000000 [ 1344.202777][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.202894][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.203166][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.227376][ T32] r5:00001000 r4:e0439000 [ 1344.227475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.227613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.227706][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.227753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.227855][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.227907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.228013][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.228063][ T32] r4:84aeca80 [ 1344.228164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.228276][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.228333][ T32] r4:00000001 [ 1344.228404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.228496][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.228563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.228626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.229093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.230044][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.230833][ T32] r9:83018005 r8:853dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1344.231275][ T32] r5:85488f8c r4:85488c00 [ 1344.231336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.231608][ T32] r10:61c88647 r9:853dec00 r8:854eddac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.232421][ T32] r4:854ff500 ** 3 printk messages dropped ** [ 1344.252465][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.252873][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1344.257679][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.258136][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.258543][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1344.259127][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.259685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.260445][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.261048][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.261875][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.262413][ T32] r7:dddced80 r6:83018000 r5:8548938c r4:854ede80 ** 4 printk messages dropped ** [ 1344.262897][ T32] r10:00000000 r9:854ede80 r8:80287e08 r7:eb54de60 r6:854edf00 r5:855a8000 [ 1344.262956][ T32] r4:00000001 [ 1344.263005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.283982][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1344.284121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.284195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.284294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.284391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.284481][ T32] r4:854ff640 [ 1344.285229][ T32] INFO: task kworker/0:629:4979 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.285345][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.285531][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.285657][ T32] Call trace: [ 1344.286042][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.286175][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.286232][ T32] r4:00000000 [ 1344.286301][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.286412][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.286478][ T32] 1d20: ca39d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.286559][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.286622][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.286679][ T32] r5:80050013 r4:80239bb0 [ 1344.286746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.286850][ T32] r4:82ac21e4 [ 1344.286901][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.287043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.287138][ T32] r4:e0431dc0 [ 1344.287194][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.287294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.287375][ T32] r4:00000000 [ 1344.287429][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.287555][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.287618][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.287739][ T32] r5:00001000 r4:e0439000 [ 1344.287815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.287926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.288039][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.288107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.288208][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.288286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.288395][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.288447][ T32] r4:84aeca80 [ 1344.288496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.288617][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.288691][ T32] r4:00000001 [ 1344.288758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.288846][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.288910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.288974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.289036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.289113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.289168][ T32] r4:84b0e0c0 [ 1344.289245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.289333][ T32] INFO: task kworker/0:630:4981 blocked for more than 470 seconds. [ 1344.289411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.289469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.289549][ T32] task:kworker/0:630 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.289662][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.289755][ T32] Call trace: [ 1344.289823][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.289928][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:855a8c00 [ 1344.290008][ T32] r4:855a8c00 [ 1344.290067][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.290170][ T32] r5:855a8c00 r4:8291a680 [ 1344.290241][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.290345][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.290439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1344.290492][ T32] r4:00000000 [ 1344.290558][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.290650][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.290746][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.290847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff9c0 [ 1344.290905][ T32] r4:00000000 [ 1344.290952][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.291043][ T32] r9:83018005 r8:855a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1344.291496][ T32] r5:8548978c r4:85489400 [ 1344.291555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.291704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.292416][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.325027][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.325916][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1344.326411][ T32] r4:e0431dc0 ** 3 printk messages dropped ** [ 1344.326673][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1344.327461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.328155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.328894][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.329489][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.330083][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.330677][ T32] r5:8548a38c r4:8548a000 [ 1344.330730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.331109][ T32] r4:8558b000 ** 6 printk messages dropped ** [ 1344.331593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.332643][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.332769][ T32] Call trace: [ 1344.332849][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.360112][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.360324][ T32] r4:00000000 [ 1344.360403][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.360543][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.360620][ T32] 1d20: ca791000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.360686][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.360761][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.360839][ T32] r5:80050013 r4:80239bb0 [ 1344.360897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.360997][ T32] r4:82ac21e4 [ 1344.361048][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.361153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.361202][ T32] r4:e0431dc0 [ 1344.361247][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.361366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.361418][ T32] r4:00000000 [ 1344.361469][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.361571][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.361624][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.361719][ T32] r5:00001000 r4:e0439000 [ 1344.361764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.361852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.361967][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.362027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.362165][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.362220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.362332][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.362390][ T32] r4:84aeca80 [ 1344.362459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.362587][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.362664][ T32] r4:00000001 [ 1344.362710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.362789][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.362869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.368635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.368820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.368922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.368988][ T32] r4:84b0e0c0 [ 1344.369077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.369153][ T32] INFO: task kworker/0:632:4985 blocked for more than 470 seconds. [ 1344.369228][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.369286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.369368][ T32] task:kworker/0:632 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.369563][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.369741][ T32] Call trace: [ 1344.369839][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.369950][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:855aa400 [ 1344.370025][ T32] r4:855aa400 [ 1344.370095][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.370190][ T32] r5:855aa400 r4:8291a680 [ 1344.370257][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.370370][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.370461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1344.370533][ T32] r4:00000000 [ 1344.370605][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.370725][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.370851][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.370963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ffb40 [ 1344.371024][ T32] r4:00000000 [ 1344.371107][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.371238][ T32] r9:83018005 r8:855aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1344.371299][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.371393][ T32] r5:00001000 r4:eb247000 [ 1344.371442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.371552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.371653][ T32] r5:85489b8c r4:85489800 [ 1344.371706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.371817][ T32] r7:dddced80 r6:83018000 r5:85489b8c r4:8558b100 [ 1344.371873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.371969][ T32] r10:61c88647 r9:855aa400 r8:8558b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.372023][ T32] r4:8558b100 [ 1344.372096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.372208][ T32] r10:00000000 r9:8558b100 r8:80287e08 r7:eb559e60 r6:8558b180 r5:855aa400 [ 1344.372256][ T32] r4:00000001 [ 1344.372300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.372384][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1344.372458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.372521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.372657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.390108][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 4 printk messages dropped ** [ 1344.390442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1344.391384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.392112][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 7 printk messages dropped ** [ 1344.392588][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1344.415251][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.416056][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.417012][ T32] r5:00001000 r4:eb267000 ** 1 printk messages dropped ** [ 1344.417171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.417959][ T32] r10:00000000 r9:8558b200 r8:80287e08 r7:eb559e60 r6:8558b280 r5:855ab000 ** 9 printk messages dropped ** [ 1344.419359][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1344.420578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 8 printk messages dropped ** [ 1344.421240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.421340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.421425][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.421481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.421573][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.421618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.421702][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.421746][ T32] r4:84aeca80 [ 1344.421784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.421867][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.421910][ T32] r4:00000001 [ 1344.421963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.422034][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.422096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.422165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.422229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.422277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.422317][ T32] r4:84b0e0c0 [ 1344.422381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.422448][ T32] INFO: task kworker/0:634:4990 blocked for more than 470 seconds. [ 1344.422508][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.422552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.422590][ T32] task:kworker/0:634 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.422781][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.422886][ T32] Call trace: [ 1344.442845][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.443035][ T32] r10:8291a684 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:855abc00 [ 1344.443769][ T32] r4:855abc00 [ 1344.443854][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.443979][ T32] r5:855abc00 r4:8291a680 [ 1344.444031][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.444136][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.444233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1344.444287][ T32] r4:00000000 [ 1344.444337][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.444417][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.444528][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.444650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e8bc0 [ 1344.444710][ T32] r4:00000000 [ 1344.444763][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.444867][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1344.444921][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.445127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.445248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.445569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.446271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.447767][ T32] Call trace: [ 1344.447866][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.447973][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.448024][ T32] r4:00000000 [ 1344.448080][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.448168][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.448231][ T32] 1d20: caa3b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.448316][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.448407][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.448487][ T32] r5:80050013 r4:80239bb0 [ 1344.448540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.448649][ T32] r4:82ac21e4 [ 1344.448703][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.448794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.448845][ T32] r4:e0431dc0 [ 1344.448909][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.449008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.449084][ T32] r4:00000000 [ 1344.449213][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.449341][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.449393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.449485][ T32] r5:00001000 r4:e0439000 [ 1344.449529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.449616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.449704][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.449751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.449849][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.449902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.450005][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.450060][ T32] r4:84aeca80 [ 1344.450119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.450223][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.450276][ T32] r4:00000001 [ 1344.450328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.450412][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.450490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.450577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.450642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.450706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.450757][ T32] r4:84b0e0c0 [ 1344.450807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.450902][ T32] INFO: task kworker/0:635:4991 blocked for more than 470 seconds. [ 1344.451005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.451131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.451205][ T32] task:kworker/0:635 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.451306][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.451431][ T32] Call trace: [ 1344.451634][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.451752][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:855ac800 [ 1344.451805][ T32] r4:855ac800 [ 1344.451871][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1344.452196][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.452703][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.484210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.484319][ T32] r5:8548af8c r4:8548ac00 [ 1344.484377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.484501][ T32] r7:dddced80 r6:83018000 r5:8548af8c r4:8558b400 [ 1344.484559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.484659][ T32] r10:61c88647 r9:855ac800 r8:8558b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.484711][ T32] r4:8558b400 [ 1344.484759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.484862][ T32] r10:00000000 r9:8558b400 r8:80287e08 r7:eb561e60 r6:8558b480 r5:855ac800 [ 1344.484915][ T32] r4:00000001 [ 1344.484963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.485068][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1344.485168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.485235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.485334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.485402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.485456][ T32] r4:854fff80 [ 1344.486193][ T32] INFO: task kworker/0:635:4991 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.486301][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.486466][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.486585][ T32] Call trace: [ 1344.486685][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.486799][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.486851][ T32] r4:00000000 [ 1344.486899][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.486989][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.487151][ T32] 1d20: cacb0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.487235][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.487294][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.487349][ T32] r5:80050013 r4:80239bb0 [ 1344.487412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.487501][ T32] r4:82ac21e4 [ 1344.487549][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.487632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.487703][ T32] r4:e0431dc0 [ 1344.487784][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.487920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.487982][ T32] r4:00000000 [ 1344.488049][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.488161][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.488213][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.488306][ T32] r5:00001000 r4:e0439000 [ 1344.488352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.488467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.488575][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.488636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.488753][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.488812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.488913][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.488971][ T32] r4:84aeca80 [ 1344.489038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.489172][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.489228][ T32] r4:00000001 [ 1344.489274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.489590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.490241][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.490350][ T32] Call trace: [ 1344.490462][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.490571][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:855ad400 [ 1344.490626][ T32] r4:855ad400 [ 1344.490673][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.490769][ T32] r5:855ad400 r4:8291a680 [ 1344.490836][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.490939][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.491034][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1344.491118][ T32] r4:00000000 [ 1344.491167][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.491247][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.491346][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.491439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597040 [ 1344.491492][ T32] r4:00000000 [ 1344.491538][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.491636][ T32] r9:83018005 r8:855ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1344.491691][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.491781][ T32] r5:00001000 r4:eb291000 [ 1344.491828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.491913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.492084][ T32] r5:8548ab8c r4:8548a800 [ 1344.492146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.492252][ T32] r7:dddced80 r6:83018000 r5:8548ab8c r4:8558b500 [ 1344.492300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.492404][ T32] r10:61c88647 r9:855ad400 r8:8558b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.492487][ T32] r4:8558b500 [ 1344.492542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.492659][ T32] r10:00000000 r9:8558b500 r8:80287e08 r7:eb56de60 r6:8558b580 r5:855ad400 [ 1344.492760][ T32] r4:00000001 [ 1344.492813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1344.515590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.516584][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.517616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.518664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.519244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.519364][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.519421][ T32] r4:00000001 [ 1344.519469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.519546][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.519608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.519691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.519757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.519821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.519890][ T32] r4:84b0e0c0 [ 1344.519945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.520025][ T32] INFO: task kworker/0:637:4995 blocked for more than 471 seconds. [ 1344.520110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.520167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.520214][ T32] task:kworker/0:637 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.520311][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.520427][ T32] Call trace: [ 1344.520499][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.520598][ T32] r10:8291a684 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:855ae000 [ 1344.520673][ T32] r4:855ae000 [ 1344.520741][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.520838][ T32] r5:855ae000 r4:8291a680 [ 1344.520884][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.520969][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.521060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1344.521120][ T32] r4:00000000 [ 1344.521166][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.521243][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.521353][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.521467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597280 [ 1344.521524][ T32] r4:00000000 [ 1344.521570][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.521665][ T32] r9:83018005 r8:855ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1344.521714][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.521820][ T32] r5:00001000 r4:eb2c9000 [ 1344.521899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.521988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.522090][ T32] r5:8548b38c r4:8548b000 [ 1344.522231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.522345][ T32] r7:dddced80 r6:83018000 r5:8548b38c r4:8558b600 [ 1344.522397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.522495][ T32] r10:61c88647 r9:855ae000 r8:8558b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.522545][ T32] r4:8558b600 [ 1344.522609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.522721][ T32] r10:00000000 r9:8558b600 r8:80287e08 r7:eb56de60 r6:8558b680 r5:855ae000 ** 4 printk messages dropped ** [ 1344.546746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.547834][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.548045][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.548190][ T32] Call trace: [ 1344.548260][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.548376][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.548435][ T32] r4:00000000 [ 1344.548484][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.548577][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.548665][ T32] 1d20: caf20000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.548749][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.548832][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.548916][ T32] r5:80050013 r4:80239bb0 [ 1344.548973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.549077][ T32] r4:82ac21e4 [ 1344.549127][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.549217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.549270][ T32] r4:e0431dc0 [ 1344.549340][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.549439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.549494][ T32] r4:00000000 [ 1344.549543][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.549942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.550691][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 10 printk messages dropped ** [ 1344.551532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1344.552128][ T32] r10:8291a684 r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:855aec00 ** 6 printk messages dropped ** [ 1344.552644][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.552761][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.552834][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.552918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597600 [ 1344.572146][ T32] r4:00000000 [ 1344.572314][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.572454][ T32] r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1344.572502][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.572603][ T32] r5:00001000 r4:eb2f1000 [ 1344.572649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.572730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.572812][ T32] r5:8548bb8c r4:8548b800 [ 1344.572851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.572953][ T32] r7:dddced80 r6:83018000 r5:8548bb8c r4:8558b700 [ 1344.584294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.584492][ T32] r10:61c88647 r9:855aec00 r8:8558b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.584569][ T32] r4:8558b700 [ 1344.584627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.584740][ T32] r10:00000000 r9:8558b700 r8:80287e08 r7:eb575e60 r6:8558b780 r5:855aec00 [ 1344.584883][ T32] r4:00000001 [ 1344.584945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.585040][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1344.585120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.585188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.585248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.585331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.585382][ T32] r4:855972c0 [ 1344.586111][ T32] INFO: task kworker/0:638:4997 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.586216][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.586369][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.586481][ T32] Call trace: [ 1344.586585][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.586706][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.586766][ T32] r4:00000000 [ 1344.586814][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.586923][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.587014][ T32] 1d20: cb08c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.587097][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.587159][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.587214][ T32] r5:80050013 r4:80239bb0 [ 1344.587287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.587394][ T32] r4:82ac21e4 [ 1344.587479][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.587614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.587678][ T32] r4:e0431dc0 [ 1344.587728][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.587823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.587879][ T32] r4:00000000 [ 1344.588013][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.588158][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.588221][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.588316][ T32] r5:00001000 r4:e0439000 [ 1344.588366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.588480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.588601][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.588658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.588805][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.588876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.588980][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.589060][ T32] r4:84aeca80 [ 1344.589133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.589243][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.589319][ T32] r4:00000001 [ 1344.589372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.589476][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.589554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.589635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.589698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.589768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.589822][ T32] r4:84b0e0c0 [ 1344.589875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.589969][ T32] INFO: task kworker/0:639:5000 blocked for more than 471 seconds. [ 1344.590134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.590214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.590299][ T32] task:kworker/0:639 state:D stack:0 pid:5000 tgid:5000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.590431][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.590529][ T32] Call trace: [ 1344.590599][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.590721][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:84798000 [ 1344.590789][ T32] r4:84798000 [ 1344.590947][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.591087][ T32] r5:84798000 r4:8291a680 [ 1344.591167][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.591264][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.591350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1344.591407][ T32] r4:00000000 [ 1344.591453][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.591532][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.591613][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.591705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597480 [ 1344.591786][ T32] r4:00000000 [ 1344.591843][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.591965][ T32] r9:83018005 r8:84798000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1344.592028][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.592133][ T32] r5:00001000 r4:eb2e3000 [ 1344.592200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.592295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.592394][ T32] r5:8548b78c r4:8548b400 [ 1344.592445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.592543][ T32] r7:dddced80 r6:83018000 r5:8548b78c r4:8558b800 [ 1344.592596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.592705][ T32] r10:61c88647 r9:84798000 r8:8558b82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.627953][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) ** 6 printk messages dropped ** [ 1344.629113][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.630165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.631180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.631868][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.632344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.632616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.632689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.632741][ T32] task:kworker/0:640 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.632872][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.654034][ T32] Call trace: [ 1344.654174][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.654326][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000013 r6:eb581d8c r5:84798c00 [ 1344.654383][ T32] r4:84798c00 [ 1344.654431][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.654526][ T32] r5:84798c00 r4:8291a680 [ 1344.654575][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.654660][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.654778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1344.654837][ T32] r4:00000000 [ 1344.654885][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.654986][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.655085][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.655198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597780 [ 1344.655266][ T32] r4:00000000 [ 1344.655313][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.655414][ T32] r9:83018005 r8:84798c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1344.655465][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.655579][ T32] r5:00001000 r4:eb30f000 [ 1344.655632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.655723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.655814][ T32] r5:8548bf8c r4:8548bc00 [ 1344.655880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.656002][ T32] r7:dddced80 r6:83018000 r5:8548bf8c r4:8558b900 [ 1344.656060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1344.656245][ T32] r4:8558b900 ** 2 printk messages dropped ** [ 1344.656489][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.656850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.658081][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.658591][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1344.658777][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1344.659003][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.659561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 5 printk messages dropped ** [ 1344.660046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.660546][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.660850][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.661054][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.661350][ T32] r4:84b0e0c0 ** 4 printk messages dropped ** [ 1344.661708][ T32] task:kworker/0:641 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.662283][ T32] r5:84799800 r4:8291a680 ** 1 printk messages dropped ** [ 1344.662409][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.662828][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.678547][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.678790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.678881][ T32] r5:8549438c r4:85494000 ** 2 printk messages dropped ** [ 1344.679128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.679230][ T32] r10:61c88647 r9:84799800 r8:8558ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.679281][ T32] r4:8558ba00 [ 1344.679329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.679435][ T32] r10:00000000 r9:8558ba00 r8:80287e08 r7:eb581e60 r6:8558ba80 r5:84799800 [ 1344.679517][ T32] r4:00000001 [ 1344.679595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.679697][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1344.679763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.679827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.679889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.679978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.680052][ T32] r4:855976c0 [ 1344.680780][ T32] INFO: task kworker/0:641:5003 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.680868][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.681026][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.681192][ T32] Call trace: [ 1344.681279][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.681468][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.681544][ T32] r4:00000000 [ 1344.681595][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.681682][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.681749][ T32] 1d20: cb39c000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.681838][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.681927][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.681985][ T32] r5:80050013 r4:80239bb0 [ 1344.682036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.682156][ T32] r4:82ac21e4 [ 1344.682216][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.682314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.682372][ T32] r4:e0431dc0 [ 1344.682416][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.682525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.682599][ T32] r4:00000000 [ 1344.682672][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.682794][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.682859][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.683083][ T32] r5:00001000 r4:e0439000 [ 1344.706211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.706390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.706495][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.706547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.706656][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.706707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.706806][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.706857][ T32] r4:84aeca80 [ 1344.706907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.707010][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.707060][ T32] r4:00000001 [ 1344.707117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.707200][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.707294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.707373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.707437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.707506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.707560][ T32] r4:84b0e0c0 [ 1344.707635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.707763][ T32] INFO: task kworker/0:642:5005 blocked for more than 471 seconds. [ 1344.707840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.707910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.707971][ T32] task:kworker/0:642 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.708246][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.708554][ T32] Call trace: [ 1344.708738][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.708848][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:8479a400 [ 1344.708908][ T32] r4:8479a400 [ 1344.708977][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.709078][ T32] r5:8479a400 r4:8291a680 [ 1344.709120][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.709193][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.709286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1344.709370][ T32] r4:00000000 [ 1344.709412][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.709476][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.709562][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.709705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85597a80 [ 1344.709755][ T32] r4:00000000 [ 1344.709792][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.709942][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.710261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.710345][ T32] r5:8549478c r4:85494400 [ 1344.710384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.710528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.710800][ T32] r10:00000000 r9:8558bb00 r8:80287e08 r7:eb585e60 r6:8558bb80 r5:8479a400 ** 4 printk messages dropped ** [ 1344.711148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.712050][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.712982][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 1 printk messages dropped ** [ 1344.728154][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 3 printk messages dropped ** [ 1344.728406][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1344.728471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.728519][ T32] r4:e0431dc0 [ 1344.728543][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.728645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.728761][ T32] r4:00000000 [ 1344.728786][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.728878][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.728999][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.729113][ T32] r5:00001000 r4:e0439000 [ 1344.729227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.729272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.729335][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.729357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.729405][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.729425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.729532][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.729558][ T32] r4:84aeca80 [ 1344.729579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.729653][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.729700][ T32] r4:00000001 [ 1344.729722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.729760][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.729876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.729992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.730023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.730051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.730079][ T32] r4:84b0e0c0 [ 1344.730104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.730135][ T32] INFO: task kworker/0:643:5007 blocked for more than 471 seconds. [ 1344.730169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.730196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.730253][ T32] task:kworker/0:643 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.730405][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.730524][ T32] Call trace: [ 1344.730612][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.730729][ T32] r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:8479bc00 [ 1344.730798][ T32] r4:8479bc00 [ 1344.730866][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.730994][ T32] r5:8479bc00 r4:8291a680 [ 1344.731061][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.731180][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.731264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1344.731313][ T32] r4:00000000 [ 1344.731357][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.731430][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.731523][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.731613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3140 [ 1344.731659][ T32] r4:00000000 [ 1344.731702][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.731788][ T32] r9:83018005 r8:8479bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1344.731837][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.731925][ T32] r5:00001000 r4:eaac5000 [ 1344.731993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.732095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.732205][ T32] r5:85494f8c r4:85494c00 [ 1344.732279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.732400][ T32] r7:dddced80 r6:83018000 r5:85494f8c r4:8558bc00 [ 1344.732449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.732566][ T32] r10:61c88647 r9:8479bc00 r8:8558bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.732622][ T32] r4:8558bc00 [ 1344.732693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.732797][ T32] r10:00000000 r9:8558bc00 r8:80287e08 r7:eb589e60 r6:8558bc80 r5:8479bc00 [ 1344.732849][ T32] r4:00000001 [ 1344.732891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753598][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1344.753769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.753841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.754053][ T32] r4:855979c0 [ 1344.754736][ T32] INFO: task kworker/0:643:5007 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.754820][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.754986][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.755133][ T32] Call trace: [ 1344.755214][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.755368][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.755460][ T32] r4:00000000 [ 1344.755510][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.755602][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.755668][ T32] 1d20: cb82e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.755734][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.755805][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.755917][ T32] r5:80050013 r4:80239bb0 [ 1344.756009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.756114][ T32] r4:82ac21e4 [ 1344.756191][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.756313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.756381][ T32] r4:e0431dc0 [ 1344.756457][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.756603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.756667][ T32] r4:00000000 [ 1344.756717][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.756818][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.756890][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.756989][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1344.757588][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.758300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.759163][ T32] r4:8479b000 ** 2 printk messages dropped ** [ 1344.759365][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.759453][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.759564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1344.759625][ T32] r4:00000000 [ 1344.759685][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.759793][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.759883][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.760003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3040 [ 1344.760063][ T32] r4:00000000 [ 1344.760110][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.760169][ T32] r9:83018005 r8:8479b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1344.760192][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.760234][ T32] r5:00001000 r4:ea977000 [ 1344.760266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.760310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.760355][ T32] r5:85494b8c r4:85494800 [ 1344.760375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.760440][ T32] r7:dddced80 r6:83018000 r5:85494b8c r4:8558bd00 [ 1344.760465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.760512][ T32] r10:61c88647 r9:8479b000 r8:8558bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.760536][ T32] r4:8558bd00 [ 1344.760557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.760611][ T32] r10:00000000 r9:8558bd00 r8:80287e08 r7:eb58de60 r6:8558bd80 r5:8479b000 [ 1344.760660][ T32] r4:00000001 [ 1344.760704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.760743][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1344.760770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.760819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.760870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.760901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.760923][ T32] r4:85597d40 [ 1344.761151][ T32] INFO: task kworker/0:644:5011 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.761208][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.761335][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.761406][ T32] Call trace: [ 1344.761439][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.761489][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.761513][ T32] r4:00000000 [ 1344.761532][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1344.761797][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1344.762088][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1344.762541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.762984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.790084][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.790495][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.790896][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1344.790985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.791025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.791117][ T32] r5:8549538c r4:85495000 [ 1344.791143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.791217][ T32] r7:dddced80 r6:83018000 r5:8549538c r4:8558be00 [ 1344.791267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.791367][ T32] r10:61c88647 r9:8479d400 r8:8558be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.791425][ T32] r4:8558be00 [ 1344.791585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.791699][ T32] r10:00000000 r9:8558be00 r8:80287e08 r7:eb58de60 r6:8558be80 r5:8479d400 [ 1344.791762][ T32] r4:00000001 [ 1344.791810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.791922][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1344.792006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.792074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.792145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.792208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.792262][ T32] r4:855a3100 [ 1344.792919][ T32] INFO: task kworker/0:645:5014 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.799325][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.799532][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.799658][ T32] Call trace: [ 1344.799734][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.799846][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.799901][ T32] r4:00000000 [ 1344.799975][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.800077][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.800157][ T32] 1d20: cbc43000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.800244][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.800337][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.800436][ T32] r5:80050013 r4:80239bb0 [ 1344.800496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.800589][ T32] r4:82ac21e4 [ 1344.800653][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.800751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.800807][ T32] r4:e0431dc0 [ 1344.800854][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.800955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.801025][ T32] r4:00000000 [ 1344.801105][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.801283][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.801381][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.801546][ T32] r5:00001000 r4:e0439000 [ 1344.801627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.801700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.801759][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.801808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.801896][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.801943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.801992][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.802015][ T32] r4:84aeca80 [ 1344.802034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.802108][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.802153][ T32] r4:00000001 [ 1344.802179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.802237][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.802265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.802315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.802344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.802380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.802425][ T32] r4:84b0e0c0 [ 1344.802481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.802535][ T32] INFO: task kworker/1:296:5015 blocked for more than 471 seconds. [ 1344.802571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.802597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.802636][ T32] task:kworker/1:296 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.802744][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.802866][ T32] Call trace: [ 1344.802965][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.816039][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:8479e000 [ 1344.816098][ T32] r4:8479e000 [ 1344.816123][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.816190][ T32] r5:8479e000 r4:8291a680 [ 1344.816211][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.816252][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.816293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1344.816315][ T32] r4:00000000 [ 1344.816334][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1344.816567][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.816777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.816818][ T32] r5:84470f8c r4:84470c00 [ 1344.816837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.816883][ T32] r7:ddde2d80 r6:83018200 r5:84470f8c r4:854bfb00 [ 1344.816904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.816950][ T32] r10:61c88647 r9:8479e000 r8:854bfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.816972][ T32] r4:854bfb00 [ 1344.816991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.817039][ T32] r10:00000000 r9:854bfb00 r8:80287e08 r7:eb4dde60 r6:8558bf00 r5:8479e000 [ 1344.817090][ T32] r4:00000001 [ 1344.817117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.817184][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1344.817250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.817281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.817343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.817396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.817422][ T32] r4:85591940 [ 1344.818069][ T32] INFO: task kworker/1:296:5015 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.818173][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.818328][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.818431][ T32] Call trace: [ 1344.818529][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.818635][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.818689][ T32] r4:00000000 [ 1344.818744][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.818835][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.818921][ T32] 1d20: cbe47000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.819039][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.819156][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.819212][ T32] r5:80050013 r4:80239bb0 [ 1344.819256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.819350][ T32] r4:82ac21e4 [ 1344.819399][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.819512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.819569][ T32] r4:e0431dc0 [ 1344.819620][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.819719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.819781][ T32] r4:00000000 [ 1344.819827][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.819919][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.819973][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.820070][ T32] r5:00001000 r4:e0439000 [ 1344.820126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.820205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.820321][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.820393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.820492][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.820545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.820642][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.820693][ T32] r4:84aeca80 [ 1344.820738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.820834][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.820881][ T32] r4:00000001 [ 1344.820904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.820994][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.821036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.821068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.821103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.821133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.821184][ T32] r4:84b0e0c0 [ 1344.821210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.821257][ T32] INFO: task kworker/1:297:5016 blocked for more than 471 seconds. [ 1344.821311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.821341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.821432][ T32] task:kworker/1:297 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.821515][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.821568][ T32] Call trace: [ 1344.821615][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.821687][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:8479ec00 [ 1344.821714][ T32] r4:8479ec00 [ 1344.821734][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.821778][ T32] r5:8479ec00 r4:8291a680 [ 1344.821819][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.821877][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.821922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1344.821946][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.822000][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1344.822129][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.822390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.822432][ T32] r5:8447178c r4:84471400 [ 1344.822491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.822542][ T32] r7:ddde2d80 r6:83018200 r5:8447178c r4:854bfb80 ** 1 printk messages dropped ** [ 1344.822747][ T32] r10:61c88647 r9:8479ec00 r8:854bfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.850504][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.850851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.852015][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.853233][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1344.864461][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1344.865245][ T32] r4:e0431dc0 ** 2 printk messages dropped ** [ 1344.865633][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.866668][ T32] r5:00001000 r4:e0439000 ** 2 printk messages dropped ** [ 1344.866999][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1344.867424][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.868075][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.868383][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.868627][ T32] r4:84b0e0c0 ** 4 printk messages dropped ** [ 1344.868941][ T32] task:kworker/0:646 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.869122][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.869238][ T32] Call trace: [ 1344.869356][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.869543][ T32] r10:8291a684 r9:eb489d84 r8:00000002 r7:60000013 r6:eb489d8c r5:8479c800 [ 1344.869600][ T32] r4:8479c800 [ 1344.869646][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.869735][ T32] r5:8479c800 r4:8291a680 [ 1344.869781][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.869877][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.869975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 [ 1344.870029][ T32] r4:00000000 [ 1344.870085][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.870176][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.870256][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.870341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3480 [ 1344.870396][ T32] r4:00000000 [ 1344.870441][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.870599][ T32] r9:83018005 r8:8479c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.870725][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.870850][ T32] r5:00001000 r4:eab67000 [ 1344.870933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.871130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.871246][ T32] r5:8549578c r4:85495400 [ 1344.871409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.871543][ T32] r7:dddced80 r6:83018000 r5:8549578c r4:855e0000 [ 1344.871596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.871856][ T32] r10:61c88647 r9:8479c800 r8:855e002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.871913][ T32] r4:855e0000 [ 1344.871956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.872051][ T32] r10:00000000 r9:855e0000 r8:80287e08 r7:eb469e60 r6:855e0080 r5:8479c800 [ 1344.872111][ T32] r4:00000001 [ 1344.872158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.872233][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1344.872293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.872356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.872515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.872581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.872631][ T32] r4:855a32c0 [ 1344.904967][ T32] INFO: task kworker/0:646:5019 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.905167][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.905457][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.905684][ T32] Call trace: [ 1344.906083][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.906208][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.906519][ T32] r4:00000000 [ 1344.906643][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.906740][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.906859][ T32] 1d20: cc58b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.906927][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.907097][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.907172][ T32] r5:80050013 r4:80239bb0 [ 1344.907291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.907390][ T32] r4:82ac21e4 [ 1344.907437][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.907525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.907625][ T32] r4:e0431dc0 [ 1344.907766][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.907897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.908025][ T32] r4:00000000 [ 1344.908081][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.908254][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.908614][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.908729][ T32] r5:00001000 r4:e0439000 [ 1344.908958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.909051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.909313][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.909447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.909552][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.909675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.909777][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.910086][ T32] r4:84aeca80 [ 1344.910208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.910309][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.910455][ T32] r4:00000001 [ 1344.910506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.910586][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.910699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.910766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.910930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.910996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.911174][ T32] r4:84b0e0c0 ** 2 printk messages dropped ** [ 1344.911505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1344.912173][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.912631][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.938929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3940 ** 6 printk messages dropped ** [ 1344.939670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.939761][ T32] r5:85495f8c r4:85495c00 ** 2 printk messages dropped ** [ 1344.940011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.940911][ T32] r10:00000000 r9:855e0100 r8:80287e08 r7:eb489e60 r6:855e0180 r5:84790000 ** 6 printk messages dropped ** [ 1344.941592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.941646][ T32] r4:855a33c0 [ 1344.942173][ T32] INFO: task kworker/0:647:5020 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.942229][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.942367][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.942467][ T32] Call trace: [ 1344.942551][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.942625][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.942680][ T32] r4:00000000 [ 1344.942709][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.942764][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.942804][ T32] 1d20: cc943000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.942890][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.954491][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.954597][ T32] r5:80050013 r4:80239bb0 [ 1344.954627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.954694][ T32] r4:82ac21e4 [ 1344.954716][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.954787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.954874][ T32] r4:e0431dc0 [ 1344.954897][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.954942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.954966][ T32] r4:00000000 [ 1344.954986][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.955033][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.955056][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.955112][ T32] r5:00001000 r4:e0439000 [ 1344.955132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.955188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.955236][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.955256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.955321][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.955374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.955451][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.955476][ T32] r4:84aeca80 [ 1344.955497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.955593][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.955644][ T32] r4:00000001 [ 1344.955695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.955765][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.955822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.955853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.955881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.955909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.955931][ T32] r4:84b0e0c0 [ 1344.955954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.955995][ T32] INFO: task kworker/0:648:5022 blocked for more than 471 seconds. [ 1344.956044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.956070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.956102][ T32] task:kworker/0:648 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.956160][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.956225][ T32] Call trace: [ 1344.956286][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.956340][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:84791800 [ 1344.956364][ T32] r4:84791800 [ 1344.956452][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.956499][ T32] r5:84791800 r4:8291a680 [ 1344.956552][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.956596][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.956674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1344.956710][ T32] r4:00000000 [ 1344.956734][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.956797][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.956837][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.956878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3640 [ 1344.956900][ T32] r4:00000000 [ 1344.956948][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.957017][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.957124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.957249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.957667][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) ** 6 printk messages dropped ** [ 1344.958302][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.958692][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1344.959006][ T32] r4:e0431dc0 ** 6 printk messages dropped ** [ 1344.959256][ T32] r5:00001000 r4:e0439000 [ 1344.959276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.959347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.959392][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.959414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.959477][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.959501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.959566][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.959591][ T32] r4:84aeca80 [ 1344.959611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.959671][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.959725][ T32] r4:00000001 [ 1344.959749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.959785][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.959810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.959837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.959863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.959891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.959913][ T32] r4:84b0e0c0 [ 1344.959946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.959974][ T32] INFO: task kworker/0:649:5024 blocked for more than 471 seconds. [ 1344.960003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.960030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.960076][ T32] task:kworker/0:649 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.960153][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.960198][ T32] Call trace: [ 1344.960252][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.960302][ T32] r10:8291a684 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:84790c00 [ 1344.960325][ T32] r4:84790c00 [ 1344.960379][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.960452][ T32] r5:84790c00 r4:8291a680 [ 1344.960476][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.960516][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.960583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1344.960608][ T32] r4:00000000 [ 1344.960627][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.960689][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.960753][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.960800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3cc0 [ 1344.960872][ T32] r4:00000000 [ 1344.960924][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.960997][ T32] r9:83018005 r8:84790c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1344.961052][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.961128][ T32] r5:00001000 r4:eae87000 [ 1344.961153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.961193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.961264][ T32] r5:8549638c r4:85496000 [ 1344.961327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.961490][ T32] r7:dddced80 r6:83018000 r5:8549638c r4:855e0300 [ 1344.961522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.961571][ T32] r10:61c88647 r9:84790c00 r8:855e032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.961613][ T32] r4:855e0300 [ 1344.961635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.961679][ T32] r10:00000000 r9:855e0300 r8:80287e08 r7:eb48de60 r6:855e0380 r5:84790c00 [ 1344.961701][ T32] r4:00000001 [ 1344.961747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.961787][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1344.961815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.961860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.961902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.961934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.961958][ T32] r4:855a3700 [ 1344.962235][ T32] INFO: task kworker/0:649:5024 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1344.962279][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.962344][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.962458][ T32] Call trace: [ 1344.962520][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.962572][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1344.962595][ T32] r4:00000000 [ 1344.962615][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.962682][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1344.962741][ T32] 1d20: cc943000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1344.962774][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1344.962825][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1344.962882][ T32] r5:80050013 r4:80239bb0 [ 1344.962913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.994679][ T32] r4:82ac21e4 [ 1344.995063][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.995207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1344.995624][ T32] r4:e0431dc0 [ 1344.995676][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1344.995772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1344.995978][ T32] r4:00000000 [ 1344.996090][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1344.996195][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1344.996247][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.996362][ T32] r5:00001000 r4:e0439000 [ 1344.996414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.996593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.996688][ T32] r5:84b4ef8c r4:84b4ec00 [ 1344.996736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.996931][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1344.997394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.997505][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.997555][ T32] r4:84aeca80 [ 1344.997601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.997694][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1344.997765][ T32] r4:00000001 [ 1344.997840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.997928][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1344.997994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.998061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.998131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.998277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.998374][ T32] r4:84b0e0c0 [ 1344.998431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.998494][ T32] INFO: task kworker/1:298:5026 blocked for more than 471 seconds. [ 1344.998563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.998618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.998665][ T32] task:kworker/1:298 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.998917][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.999016][ T32] Call trace: [ 1344.999095][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1344.999218][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:84792400 [ 1344.999303][ T32] r4:84792400 [ 1344.999382][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.999479][ T32] r5:84792400 r4:8291a680 [ 1344.999526][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.999612][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.999722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1344.999776][ T32] r4:00000000 [ 1344.999818][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1344.999891][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1344.999965][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.000052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85591cc0 [ 1345.000115][ T32] r4:00000000 [ 1345.000190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.000289][ T32] r9:83018205 r8:84792400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1345.000341][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.000462][ T32] r5:00001000 r4:eaf21000 [ 1345.000504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.000657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.000752][ T32] r5:8549678c r4:85496400 [ 1345.000827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.000923][ T32] r7:ddde2d80 r6:83018200 r5:8549678c r4:854bfc00 [ 1345.000967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.001094][ T32] r10:61c88647 r9:84792400 r8:854bfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.001183][ T32] r4:854bfc00 [ 1345.001231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.001344][ T32] r10:00000000 r9:854bfc00 r8:80287e08 r7:eb569e60 r6:855e0400 r5:84792400 [ 1345.001408][ T32] r4:00000001 [ 1345.001450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.001643][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1345.001707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.001799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.001894][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.001962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.002118][ T32] r4:85591f00 [ 1345.002846][ T32] INFO: task kworker/1:298:5026 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.002922][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.027983][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.028177][ T32] Call trace: [ 1345.028346][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.028481][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.028538][ T32] r4:00000000 [ 1345.028612][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.028828][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.028898][ T32] 1d20: ccfd3000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.028959][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.029017][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.029079][ T32] r5:80050013 r4:80239bb0 [ 1345.029126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.029230][ T32] r4:82ac21e4 [ 1345.029278][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.029602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.029659][ T32] r4:e0431dc0 [ 1345.029742][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.030040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.030167][ T32] r4:00000000 [ 1345.030276][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.030407][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.030459][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.030546][ T32] r5:00001000 r4:e0439000 [ 1345.030593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.030675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.030775][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.030825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.030922][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.030965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.031056][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.031136][ T32] r4:84aeca80 [ 1345.031181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.031347][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.031406][ T32] r4:00000001 [ 1345.031453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.031528][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.031582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.031659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.031714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.031777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.032130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.032619][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.032709][ T32] Call trace: [ 1345.032774][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.032934][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000013 r6:eb4c1d8c r5:85564800 [ 1345.032989][ T32] r4:85564800 [ 1345.033067][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.048646][ T32] r5:85564800 r4:8291a680 [ 1345.048696][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.048766][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.048859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1345.048890][ T32] r4:00000000 [ 1345.048935][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.048977][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.049048][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.049097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3fc0 [ 1345.049122][ T32] r4:00000000 [ 1345.049142][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.049187][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.049209][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.049343][ T32] r5:00001000 r4:eb001000 [ 1345.049406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.049461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.049508][ T32] r5:8549738c r4:85497000 [ 1345.049549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.049638][ T32] r7:dddced80 r6:83018000 r5:8549738c r4:855e0480 [ 1345.049661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.049709][ T32] r10:61c88647 r9:85564800 r8:855e04ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.049742][ T32] r4:855e0480 [ 1345.049761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.049842][ T32] r10:00000000 r9:855e0480 r8:80287e08 r7:eb599e60 r6:854bfc80 r5:85564800 [ 1345.049901][ T32] r4:00000001 [ 1345.050052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.050101][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1345.050164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.050250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.050288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.050318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.050347][ T32] r4:855a3c80 [ 1345.050758][ T32] INFO: task kworker/0:650:5027 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.050797][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.050978][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.051115][ T32] Call trace: [ 1345.051185][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.051249][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.051302][ T32] r4:00000000 [ 1345.051389][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.051448][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.051478][ T32] 1d20: cd1e4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.051506][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.051586][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.051618][ T32] r5:80050013 r4:80239bb0 [ 1345.051641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.051685][ T32] r4:82ac21e4 [ 1345.051704][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.051745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.051766][ T32] r4:e0431dc0 [ 1345.051811][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.051899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.051939][ T32] r4:00000000 [ 1345.051961][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.052009][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.052032][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.052075][ T32] r5:00001000 r4:e0439000 [ 1345.052102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.052140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.052199][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.052239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.052289][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.052355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.052433][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.052455][ T32] r4:84aeca80 [ 1345.052475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.052521][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.052544][ T32] r4:00000001 [ 1345.052562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.052614][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.052646][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.052679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.052707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.052736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.052759][ T32] r4:84b0e0c0 [ 1345.052794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.052828][ T32] INFO: task kworker/0:651:5029 blocked for more than 471 seconds. [ 1345.052863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.052889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.052910][ T32] task:kworker/0:651 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.065424][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.065545][ T32] Call trace: [ 1345.065619][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.065720][ T32] r10:8291a684 r9:eb5a1d84 r8:00000002 r7:60000013 r6:eb5a1d8c r5:85566000 [ 1345.065746][ T32] r4:85566000 [ 1345.065767][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.065833][ T32] r5:85566000 r4:8291a680 [ 1345.065858][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.065900][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.065951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 1345.065998][ T32] r4:00000000 [ 1345.066020][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.066083][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.066127][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.066210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3ec0 [ 1345.066236][ T32] r4:00000000 [ 1345.066256][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.066327][ T32] r9:83018005 r8:85566000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.066354][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.066397][ T32] r5:00001000 r4:eaf41000 [ 1345.066417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.066455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.066496][ T32] r5:85496b8c r4:85496800 [ 1345.066516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.066562][ T32] r7:dddced80 r6:83018000 r5:85496b8c r4:855e0500 [ 1345.066582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.066648][ T32] r10:61c88647 r9:85566000 r8:855e052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.066682][ T32] r4:855e0500 [ 1345.066704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.066752][ T32] r10:00000000 r9:855e0500 r8:80287e08 r7:eb4c1e60 r6:854bfd00 r5:85566000 [ 1345.066774][ T32] r4:00000001 [ 1345.066794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.066847][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1345.066878][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.066926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.066977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.067009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.067032][ T32] r4:855a3a00 [ 1345.067477][ T32] INFO: task kworker/0:651:5029 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.067518][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.067581][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.067668][ T32] Call trace: [ 1345.067702][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.067753][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.067776][ T32] r4:00000000 [ 1345.067796][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.067835][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.067863][ T32] 1d20: cd4b8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.067890][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.067914][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.067937][ T32] r5:80050013 r4:80239bb0 [ 1345.067958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.067997][ T32] r4:82ac21e4 [ 1345.068030][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.068126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.068151][ T32] r4:e0431dc0 [ 1345.068170][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.068212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.068247][ T32] r4:00000000 [ 1345.068299][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.068380][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.068429][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.068475][ T32] r5:00001000 r4:e0439000 [ 1345.068516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.068574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.068627][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.068649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.068695][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.068740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.068789][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.068831][ T32] r4:84aeca80 [ 1345.068853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.068899][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.068921][ T32] r4:00000001 [ 1345.068973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.069013][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.069041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.069084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.069111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.069139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.069161][ T32] r4:84b0e0c0 [ 1345.069203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.069249][ T32] INFO: task kworker/1:299:5032 blocked for more than 471 seconds. [ 1345.069285][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.069381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.069414][ T32] task:kworker/1:299 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.069488][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.069576][ T32] Call trace: [ 1345.069659][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.069709][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:85565400 [ 1345.069754][ T32] r4:85565400 [ 1345.069799][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.069876][ T32] r5:85565400 r4:8291a680 [ 1345.069899][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.069951][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.070016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1345.070042][ T32] r4:00000000 [ 1345.070089][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.070148][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.070187][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.070227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e9580 [ 1345.070270][ T32] r4:00000000 [ 1345.070293][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.070337][ T32] r9:83018205 r8:85565400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.070358][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.070420][ T32] r5:00001000 r4:eb447000 [ 1345.070442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.070483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.070524][ T32] r5:8447138c r4:84471000 [ 1345.070542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.070586][ T32] r7:ddde2d80 r6:83018200 r5:8447138c r4:854bfd80 [ 1345.070638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.070687][ T32] r10:61c88647 r9:85565400 r8:854bfdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.070709][ T32] r4:854bfd80 [ 1345.070728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.070771][ T32] r10:00000000 r9:854bfd80 r8:80287e08 r7:eb569e60 r6:854bfe00 r5:85565400 [ 1345.070793][ T32] r4:00000001 [ 1345.070832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.070870][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1345.070896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.070944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.070973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.071309][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.071757][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1345.071902][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1345.072052][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.072161][ T32] r4:e0431dc0 ** 1 printk messages dropped ** [ 1345.072259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 6 printk messages dropped ** [ 1345.072556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.072816][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1345.072928][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 5 printk messages dropped ** [ 1345.097250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.097282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.097354][ T32] r4:84b0e0c0 [ 1345.097408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.097456][ T32] INFO: task kworker/0:652:5034 blocked for more than 471 seconds. [ 1345.097523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.097576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.097601][ T32] task:kworker/0:652 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.097683][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.097743][ T32] Call trace: [ 1345.097812][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.097870][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:8550ec00 [ 1345.097895][ T32] r4:8550ec00 [ 1345.097937][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.097999][ T32] r5:8550ec00 r4:8291a680 [ 1345.098053][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.098161][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.098249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1345.098325][ T32] r4:00000000 [ 1345.098383][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.098454][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.098500][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.098542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855979c0 [ 1345.098565][ T32] r4:00000000 [ 1345.098585][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.098669][ T32] r9:83018005 r8:8550ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1345.098697][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.098766][ T32] r5:00001000 r4:eafd7000 [ 1345.098792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.098834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.098897][ T32] r5:85496f8c r4:85496c00 [ 1345.098924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.098974][ T32] r7:dddced80 r6:83018000 r5:85496f8c r4:855e0580 [ 1345.098996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.099050][ T32] r10:61c88647 r9:8550ec00 r8:855e05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.099091][ T32] r4:855e0580 [ 1345.099113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.099190][ T32] r10:00000000 r9:855e0580 r8:80287e08 r7:eb4c1e60 r6:854bfe80 r5:8550ec00 [ 1345.099244][ T32] r4:00000001 [ 1345.099289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.099361][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1345.099392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.099482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.099515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.099545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.099578][ T32] r4:85597e00 [ 1345.100039][ T32] INFO: task kworker/0:652:5034 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.100104][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.100197][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.100312][ T32] Call trace: [ 1345.100362][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.100431][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.100457][ T32] r4:00000000 [ 1345.100478][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.100519][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.100552][ T32] 1d20: cd8e6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.100610][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.100639][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.100689][ T32] r5:80050013 r4:80239bb0 [ 1345.100717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.100806][ T32] r4:82ac21e4 [ 1345.100832][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.100887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.100937][ T32] r4:e0431dc0 [ 1345.100962][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.101011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.101056][ T32] r4:00000000 [ 1345.101097][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.101148][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.101177][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.101244][ T32] r5:00001000 r4:e0439000 [ 1345.101302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.101395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.101477][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.101504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.101561][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.101615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.101680][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.101704][ T32] r4:84aeca80 [ 1345.101751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.101837][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.101888][ T32] r4:00000001 [ 1345.101932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.102005][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.102084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.102135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.102167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.102198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.102255][ T32] r4:84b0e0c0 [ 1345.102285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.102316][ T32] INFO: task kworker/0:653:5036 blocked for more than 471 seconds. [ 1345.102349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.102406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.102454][ T32] task:kworker/0:653 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.102507][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.102574][ T32] Call trace: [ 1345.102611][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.102661][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853e0c00 [ 1345.102719][ T32] r4:853e0c00 [ 1345.102744][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.102789][ T32] r5:853e0c00 r4:8291a680 [ 1345.102831][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.102900][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.113796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1345.113848][ T32] r4:00000000 [ 1345.113874][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.113930][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.113971][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.114014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2340 [ 1345.114114][ T32] r4:00000000 [ 1345.114220][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.114303][ T32] r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.114398][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.114452][ T32] r5:00001000 r4:eb083000 [ 1345.114502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.114547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.114622][ T32] r5:85497f8c r4:85497c00 [ 1345.114661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.114713][ T32] r7:dddced80 r6:83018000 r5:85497f8c r4:855e0600 [ 1345.114735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.114804][ T32] r10:61c88647 r9:853e0c00 r8:855e062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.114854][ T32] r4:855e0600 [ 1345.114889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.114967][ T32] r10:00000000 r9:855e0600 r8:80287e08 r7:eb4c1e60 r6:854bff00 r5:853e0c00 [ 1345.114992][ T32] r4:00000001 [ 1345.115015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.115117][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1345.115154][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.115206][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.115238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.115268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.115291][ T32] r4:855a3a80 [ 1345.115699][ T32] INFO: task kworker/0:653:5036 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.115741][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.115837][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.115913][ T32] Call trace: [ 1345.115979][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.116037][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.116135][ T32] r4:00000000 [ 1345.116191][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.116238][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.116269][ T32] 1d20: cdad7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.116299][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.116332][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.116384][ T32] r5:80050013 r4:80239bb0 [ 1345.116411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.116454][ T32] r4:82ac21e4 [ 1345.116475][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.116517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.116561][ T32] r4:e0431dc0 [ 1345.116605][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.116650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.116673][ T32] r4:00000000 [ 1345.116713][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.116761][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.116805][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.116851][ T32] r5:00001000 r4:e0439000 [ 1345.116871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.116932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.116976][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.117031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.117162][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.117193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.117243][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.117266][ T32] r4:84aeca80 [ 1345.117285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.117378][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.117402][ T32] r4:00000001 [ 1345.117422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.117458][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.117484][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.117512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.117537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.117564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.117617][ T32] r4:84b0e0c0 [ 1345.117642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.117671][ T32] INFO: task kworker/0:654:5037 blocked for more than 471 seconds. [ 1345.117705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.117730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.117772][ T32] task:kworker/0:654 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.117849][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.117891][ T32] Call trace: [ 1345.118016][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.118079][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:853e1800 [ 1345.118104][ T32] r4:853e1800 [ 1345.118143][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.118192][ T32] r5:853e1800 r4:8291a680 [ 1345.118236][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.118279][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.118322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1345.118365][ T32] r4:00000000 [ 1345.118388][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.118446][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.118484][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.118523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2040 [ 1345.118546][ T32] r4:00000000 [ 1345.118626][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.118672][ T32] r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1345.118737][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.118793][ T32] r5:00001000 r4:eb031000 [ 1345.118857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.118900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.118963][ T32] r5:8549778c r4:85497400 [ 1345.118986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.119032][ T32] r7:dddced80 r6:83018000 r5:8549778c r4:855e0680 [ 1345.119074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.119136][ T32] r10:61c88647 r9:853e1800 r8:855e06ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.119174][ T32] r4:855e0680 [ 1345.119215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.119284][ T32] r10:00000000 r9:855e0680 r8:80287e08 r7:eb5b9e60 r6:854bff80 r5:853e1800 [ 1345.119310][ T32] r4:00000001 [ 1345.119330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.119366][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1345.119477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.119510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.119536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.119565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.119617][ T32] r4:855e2080 [ 1345.119845][ T32] INFO: task kworker/0:654:5037 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.119879][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.119947][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.119992][ T32] Call trace: [ 1345.120021][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.120084][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.120130][ T32] r4:00000000 [ 1345.120173][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.120269][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.120312][ T32] 1d20: cdad7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.120342][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.120410][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.120437][ T32] r5:80050013 r4:80239bb0 [ 1345.120459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.120500][ T32] r4:82ac21e4 [ 1345.120519][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.120560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.120602][ T32] r4:e0431dc0 [ 1345.120625][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.120667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.120690][ T32] r4:00000000 [ 1345.120729][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.120778][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.120800][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.120883][ T32] r5:00001000 r4:e0439000 [ 1345.120906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.120945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.120986][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.121005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.121050][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.121085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.121132][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.121154][ T32] r4:84aeca80 [ 1345.121215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.121264][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.121327][ T32] r4:00000001 [ 1345.121375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.121504][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.121535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.121564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.121590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.121618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.121640][ T32] r4:84b0e0c0 [ 1345.121662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.121687][ T32] INFO: task kworker/0:655:5039 blocked for more than 471 seconds. [ 1345.121716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.121739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.121760][ T32] task:kworker/0:655 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.121803][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.121844][ T32] Call trace: [ 1345.121875][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.121963][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:853e3000 [ 1345.121988][ T32] r4:853e3000 [ 1345.122009][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.122052][ T32] r5:853e3000 r4:8291a680 [ 1345.122108][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.122174][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.122220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1345.122242][ T32] r4:00000000 [ 1345.122262][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.122330][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.122368][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.122408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e21c0 [ 1345.122430][ T32] r4:00000000 [ 1345.122449][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.122491][ T32] r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.122522][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.122566][ T32] r5:00001000 r4:eb059000 [ 1345.122595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.122636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.122677][ T32] r5:85497b8c r4:85497800 [ 1345.122731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.122779][ T32] r7:dddced80 r6:83018000 r5:85497b8c r4:855e0700 [ 1345.122800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.122847][ T32] r10:61c88647 r9:853e3000 r8:855e072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.122890][ T32] r4:855e0700 [ 1345.122912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.122956][ T32] r10:00000000 r9:855e0700 r8:80287e08 r7:eb5b9e60 r6:855ec000 r5:853e3000 [ 1345.122978][ T32] r4:00000001 [ 1345.123021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.123060][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1345.158022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.158102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.158135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.158170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.158194][ T32] r4:855e2080 [ 1345.158607][ T32] INFO: task kworker/0:655:5039 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.158649][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.158763][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.158830][ T32] Call trace: [ 1345.158908][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.158967][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.158992][ T32] r4:00000000 [ 1345.159012][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.159053][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.159082][ T32] 1d20: ce03f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.159134][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.159195][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.159302][ T32] r5:80050013 r4:80239bb0 [ 1345.159327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.159411][ T32] r4:82ac21e4 [ 1345.159437][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.159480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.159502][ T32] r4:e0431dc0 [ 1345.159548][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.159594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.159616][ T32] r4:00000000 [ 1345.159636][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.159700][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.159725][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.159770][ T32] r5:00001000 r4:e0439000 [ 1345.159790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.159829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.159900][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.159932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.159980][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.160003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.160050][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.160073][ T32] r4:84aeca80 [ 1345.160139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.160189][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.160211][ T32] r4:00000001 [ 1345.160230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.160265][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.160292][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.160340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.160370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.160398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.160420][ T32] r4:84b0e0c0 [ 1345.160441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.160470][ T32] INFO: task kworker/0:656:5042 blocked for more than 471 seconds. [ 1345.160504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.160557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.160581][ T32] task:kworker/0:656 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.160628][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.160669][ T32] Call trace: [ 1345.160699][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.160747][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:853e3c00 [ 1345.160808][ T32] r4:853e3c00 [ 1345.160833][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.160878][ T32] r5:853e3c00 r4:8291a680 [ 1345.160898][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.160936][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.160977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1345.160999][ T32] r4:00000000 [ 1345.161030][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.161070][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.161108][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.161177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2c00 [ 1345.161204][ T32] r4:00000000 [ 1345.161237][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.161313][ T32] r9:83018005 r8:853e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1345.161367][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.161445][ T32] r5:00001000 r4:eb19d000 [ 1345.161467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.161507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.161577][ T32] r5:85625b8c r4:85625800 [ 1345.161630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.161681][ T32] r7:dddced80 r6:83018000 r5:85625b8c r4:855e0780 [ 1345.161703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.161750][ T32] r10:61c88647 r9:853e3c00 r8:855e07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.161772][ T32] r4:855e0780 [ 1345.161791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.161846][ T32] r10:00000000 r9:855e0780 r8:80287e08 r7:eb5b9e60 r6:855ec080 r5:853e3c00 [ 1345.161911][ T32] r4:00000001 [ 1345.161933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.161973][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1345.162017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.162048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.162093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.162126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.162150][ T32] r4:855e2280 [ 1345.162367][ T32] INFO: task kworker/0:656:5042 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.162461][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.162552][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.162612][ T32] Call trace: [ 1345.162643][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.162693][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.162717][ T32] r4:00000000 [ 1345.162737][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.162777][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.162807][ T32] 1d20: ce03f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.162835][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.162877][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.162905][ T32] r5:80050013 r4:80239bb0 [ 1345.162925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.169860][ T32] r4:82ac21e4 [ 1345.169914][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.170004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.170032][ T32] r4:e0431dc0 [ 1345.170099][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.170147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.170170][ T32] r4:00000000 [ 1345.170190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.170238][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.170287][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.170363][ T32] r5:00001000 r4:e0439000 [ 1345.170387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.170458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.170504][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.170526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.170631][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.170658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.170722][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.170749][ T32] r4:84aeca80 [ 1345.170769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.170816][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.170867][ T32] r4:00000001 [ 1345.170891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.170928][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.170957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.171001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.171031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.171107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.171166][ T32] r4:84b0e0c0 [ 1345.171193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.171249][ T32] INFO: task kworker/0:657:5043 blocked for more than 471 seconds. [ 1345.171313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.171371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.171465][ T32] task:kworker/0:657 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.171529][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.171590][ T32] Call trace: [ 1345.171623][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.171675][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:853e4800 [ 1345.171698][ T32] r4:853e4800 [ 1345.171719][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.171762][ T32] r5:853e4800 r4:8291a680 [ 1345.171797][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.171842][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.171887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1345.171936][ T32] r4:00000000 [ 1345.171973][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.172013][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.172048][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.172108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e25c0 [ 1345.172135][ T32] r4:00000000 [ 1345.172154][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.172197][ T32] r9:83018005 r8:853e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1345.172218][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.172258][ T32] r5:00001000 r4:eb093000 [ 1345.172277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.172330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.172425][ T32] r5:8562438c r4:85624000 [ 1345.172449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.172494][ T32] r7:dddced80 r6:83018000 r5:8562438c r4:855e0800 [ 1345.172514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.172559][ T32] r10:61c88647 r9:853e4800 r8:855e082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.172581][ T32] r4:855e0800 [ 1345.172600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.172643][ T32] r10:00000000 r9:855e0800 r8:80287e08 r7:eb5cde60 r6:855ec100 r5:853e4800 [ 1345.172664][ T32] r4:00000001 [ 1345.172683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.172720][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1345.172746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.172773][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.172799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.172827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.172849][ T32] r4:855e2280 [ 1345.189009][ T32] INFO: task kworker/0:657:5043 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.189183][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.189352][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.189459][ T32] Call trace: [ 1345.189499][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.189561][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.189585][ T32] r4:00000000 [ 1345.189659][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.189709][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.189741][ T32] 1d20: ce42f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.189770][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.189794][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.189846][ T32] r5:80050013 r4:80239bb0 [ 1345.189871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.189931][ T32] r4:82ac21e4 [ 1345.190097][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.190146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.190169][ T32] r4:e0431dc0 [ 1345.190189][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.190231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.190254][ T32] r4:00000000 [ 1345.190325][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.190379][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.190401][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.190486][ T32] r5:00001000 r4:e0439000 [ 1345.190536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.190651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.190765][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.190850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.190978][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.191039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.191182][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.191242][ T32] r4:84aeca80 [ 1345.191293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.191397][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.191471][ T32] r4:00000001 [ 1345.191525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.191605][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.191665][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.191729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.191791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.191861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.191917][ T32] r4:84b0e0c0 [ 1345.191979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.192099][ T32] INFO: task kworker/0:658:5045 blocked for more than 471 seconds. [ 1345.192215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.192288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.192335][ T32] task:kworker/0:658 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.192442][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.192504][ T32] Call trace: [ 1345.192540][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.192588][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:853e6000 [ 1345.192639][ T32] r4:853e6000 [ 1345.192747][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.192794][ T32] r5:853e6000 r4:8291a680 [ 1345.192814][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.192853][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.192895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1345.192917][ T32] r4:00000000 [ 1345.193035][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.201270][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.201370][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.201508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2580 [ 1345.201564][ T32] r4:00000000 [ 1345.201591][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.201667][ T32] r9:83018005 r8:853e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.201694][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.201762][ T32] r5:00001000 r4:eb0a9000 [ 1345.201789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.201832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.201875][ T32] r5:8562478c r4:85624400 [ 1345.201895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.201941][ T32] r7:dddced80 r6:83018000 r5:8562478c r4:855e0880 [ 1345.202016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.202083][ T32] r10:61c88647 r9:853e6000 r8:855e08ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.202112][ T32] r4:855e0880 [ 1345.202133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.202179][ T32] r10:00000000 r9:855e0880 r8:80287e08 r7:eb5cde60 r6:855ec180 r5:853e6000 [ 1345.202245][ T32] r4:00000001 [ 1345.202269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.202307][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1345.202337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.202476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.202507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.202536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.202559][ T32] r4:855e26c0 [ 1345.208719][ T32] INFO: task kworker/0:658:5045 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.208803][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.208881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.208953][ T32] Call trace: [ 1345.209034][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.209159][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.209237][ T32] r4:00000000 [ 1345.209311][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.209415][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.209485][ T32] 1d20: ce42f000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.209547][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.209612][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.209671][ T32] r5:80050013 r4:80239bb0 [ 1345.209726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.209825][ T32] r4:82ac21e4 [ 1345.209876][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.209975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.210027][ T32] r4:e0431dc0 [ 1345.210071][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.210179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.210259][ T32] r4:00000000 [ 1345.210307][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.210403][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.210455][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.210546][ T32] r5:00001000 r4:e0439000 [ 1345.210597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.210679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.210767][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.210836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.210944][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.211001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.211132][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.211188][ T32] r4:84aeca80 [ 1345.211238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.211338][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.211395][ T32] r4:00000001 [ 1345.211445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.211527][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.211589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.211655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.211720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.211785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.211835][ T32] r4:84b0e0c0 [ 1345.211887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.211945][ T32] INFO: task kworker/0:659:5047 blocked for more than 471 seconds. [ 1345.212014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.212101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.212161][ T32] task:kworker/0:659 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.212292][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.212381][ T32] Call trace: [ 1345.212461][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.212563][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000013 r6:eb5e1d8c r5:853e5400 [ 1345.212654][ T32] r4:853e5400 [ 1345.212710][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.212802][ T32] r5:853e5400 r4:8291a680 [ 1345.212851][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.212945][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.226738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1345.226792][ T32] r4:00000000 [ 1345.226817][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.226878][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.226945][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.226992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2680 [ 1345.227016][ T32] r4:00000000 [ 1345.227036][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.227082][ T32] r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1345.227115][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.227161][ T32] r5:00001000 r4:eb0f1000 [ 1345.227181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.227220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.227262][ T32] r5:85624b8c r4:85624800 [ 1345.227282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.227329][ T32] r7:dddced80 r6:83018000 r5:85624b8c r4:855e0900 [ 1345.227372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.227423][ T32] r10:61c88647 r9:853e5400 r8:855e092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.227447][ T32] r4:855e0900 [ 1345.227466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.227512][ T32] r10:00000000 r9:855e0900 r8:80287e08 r7:eb5cde60 r6:855ec200 r5:853e5400 [ 1345.227565][ T32] r4:00000001 [ 1345.227616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.227658][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1345.227688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.227736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.227820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.227853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.227877][ T32] r4:855e2500 [ 1345.228295][ T32] INFO: task kworker/0:659:5047 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.228335][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.228411][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.228459][ T32] Call trace: [ 1345.228491][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.228541][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.228623][ T32] r4:00000000 [ 1345.228702][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.228750][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.228780][ T32] 1d20: ce74a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.228808][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.228889][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.228917][ T32] r5:80050013 r4:80239bb0 [ 1345.228938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.228979][ T32] r4:82ac21e4 [ 1345.229026][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.229103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.229160][ T32] r4:e0431dc0 [ 1345.229182][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.229250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.229342][ T32] r4:00000000 [ 1345.229384][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.229482][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.229510][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.229652][ T32] r5:00001000 r4:e0439000 [ 1345.229678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.229719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.229787][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.229812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.229925][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.230001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.230129][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.230191][ T32] r4:84aeca80 [ 1345.230284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.230394][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.230451][ T32] r4:00000001 [ 1345.230500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.230583][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.230637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.230701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.230762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.230851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.230914][ T32] r4:84b0e0c0 [ 1345.230963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.231110][ T32] INFO: task kworker/0:660:5049 blocked for more than 471 seconds. [ 1345.231204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.231266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.231353][ T32] task:kworker/0:660 state:D stack:0 pid:5049 tgid:5049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.231427][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.231582][ T32] Call trace: [ 1345.231613][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.231688][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000013 r6:eb5e9d8c r5:853e6c00 [ 1345.231715][ T32] r4:853e6c00 [ 1345.231736][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.231780][ T32] r5:853e6c00 r4:8291a680 [ 1345.231801][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.231839][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.231891][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1345.231916][ T32] r4:00000000 [ 1345.231997][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.232036][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.232070][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.232116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e27c0 [ 1345.232207][ T32] r4:00000000 [ 1345.232232][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.232277][ T32] r9:83018005 r8:853e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1345.232299][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.232371][ T32] r5:00001000 r4:eb11b000 [ 1345.232421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.232465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.232507][ T32] r5:85624f8c r4:85624c00 [ 1345.232526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.232570][ T32] r7:dddced80 r6:83018000 r5:85624f8c r4:855e0980 [ 1345.232591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.232637][ T32] r10:61c88647 r9:853e6c00 r8:855e09ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.232659][ T32] r4:855e0980 [ 1345.232705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.232753][ T32] r10:00000000 r9:855e0980 r8:80287e08 r7:eb5cde60 r6:855ec280 r5:853e6c00 [ 1345.232863][ T32] r4:00000001 [ 1345.232886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.232948][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1345.247864][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.247952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.248012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.248050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.248101][ T32] r4:855e2600 [ 1345.248553][ T32] INFO: task kworker/0:660:5049 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.248600][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.248724][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.248817][ T32] Call trace: [ 1345.248851][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.248907][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.248931][ T32] r4:00000000 [ 1345.248951][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.248992][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.249022][ T32] 1d20: ce7ff000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.249071][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.249105][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.249158][ T32] r5:80050013 r4:80239bb0 [ 1345.249213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.249261][ T32] r4:82ac21e4 [ 1345.249283][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.249378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.249403][ T32] r4:e0431dc0 [ 1345.249422][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.249478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.249511][ T32] r4:00000000 [ 1345.249532][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.249579][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.249601][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.249642][ T32] r5:00001000 r4:e0439000 [ 1345.249662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.249702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.249759][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.249784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.249833][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.249854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.249899][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.249927][ T32] r4:84aeca80 [ 1345.249968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.250019][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.250043][ T32] r4:00000001 [ 1345.250061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.250114][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.250152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.250182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.250208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.250236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.250257][ T32] r4:84b0e0c0 [ 1345.250279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.250309][ T32] INFO: task kworker/0:661:5051 blocked for more than 471 seconds. [ 1345.250356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.250382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.250405][ T32] task:kworker/0:661 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.250451][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.250518][ T32] Call trace: [ 1345.250553][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.250601][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:85505400 [ 1345.250653][ T32] r4:85505400 [ 1345.250677][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.250745][ T32] r5:85505400 r4:8291a680 [ 1345.250768][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.250810][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.250851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1345.250873][ T32] r4:00000000 [ 1345.250892][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.250926][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.250958][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.251026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e29c0 [ 1345.251050][ T32] r4:00000000 [ 1345.251101][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.251148][ T32] r9:83018005 r8:85505400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1345.251170][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.251211][ T32] r5:00001000 r4:eb12f000 [ 1345.251230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.251267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.251369][ T32] r5:8562538c r4:85625000 [ 1345.251394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.251441][ T32] r7:dddced80 r6:83018000 r5:8562538c r4:855e0a00 [ 1345.251461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.251508][ T32] r10:61c88647 r9:85505400 r8:855e0a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.251530][ T32] r4:855e0a00 [ 1345.251549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.251592][ T32] r10:00000000 r9:855e0a00 r8:80287e08 r7:eb5cde60 r6:855ec300 r5:85505400 [ 1345.251626][ T32] r4:00000001 [ 1345.251673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.251729][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1345.251758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.251786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.251811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.251942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.251968][ T32] r4:855e2a80 [ 1345.252196][ T32] INFO: task kworker/0:661:5051 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.252234][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.252290][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.252424][ T32] Call trace: [ 1345.252516][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.252571][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.252595][ T32] r4:00000000 [ 1345.252614][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.252663][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.252692][ T32] 1d20: ce7ff000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.252747][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.252777][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.252854][ T32] r5:80050013 r4:80239bb0 [ 1345.252987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.266317][ T32] r4:82ac21e4 [ 1345.266365][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.266452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.266511][ T32] r4:e0431dc0 [ 1345.266769][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.266861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.266888][ T32] r4:00000000 [ 1345.266908][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.266954][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.266977][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.267022][ T32] r5:00001000 r4:e0439000 [ 1345.267042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.267081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.267189][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.267214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.267263][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.267284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.267333][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.267445][ T32] r4:84aeca80 [ 1345.267531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.267587][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.267611][ T32] r4:00000001 [ 1345.267884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.268046][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.268139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.268186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.268232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.268264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.268286][ T32] r4:84b0e0c0 [ 1345.268386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.268421][ T32] INFO: task kworker/0:662:5053 blocked for more than 471 seconds. [ 1345.268578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.269041][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.269357][ T32] r4:853e2400 ** 3 printk messages dropped ** [ 1345.269601][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.270028][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.270342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.270517][ T32] r10:61c88647 r9:853e2400 r8:855e0aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.270813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.271474][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.271685][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 3 printk messages dropped ** [ 1345.271905][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1345.272035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 3 printk messages dropped ** [ 1345.272199][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.272328][ T32] r5:00001000 r4:e0439000 ** 4 printk messages dropped ** [ 1345.272615][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1345.272795][ T32] r4:00000001 [ 1345.272815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.272862][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.272891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.272919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.273004][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.296742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.296809][ T32] r4:84b0e0c0 [ 1345.296846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.296891][ T32] INFO: task kworker/0:663:5055 blocked for more than 471 seconds. [ 1345.296927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.296972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.297012][ T32] task:kworker/0:663 state:D stack:0 pid:5055 tgid:5055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.297119][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.297183][ T32] Call trace: [ 1345.297216][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.297270][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:853d0c00 [ 1345.297319][ T32] r4:853d0c00 [ 1345.297343][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.297390][ T32] r5:853d0c00 r4:8291a680 [ 1345.297440][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.297485][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.297552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1345.297578][ T32] r4:00000000 [ 1345.297598][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.297718][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.297792][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.297889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2d80 [ 1345.297960][ T32] r4:00000000 [ 1345.298013][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.298126][ T32] r9:83018005 r8:853d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1345.298154][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.298253][ T32] r5:00001000 r4:eb33d000 [ 1345.298276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.298345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.298390][ T32] r5:85625f8c r4:85625c00 [ 1345.298410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.298459][ T32] r7:dddced80 r6:83018000 r5:85625f8c r4:855e0b00 [ 1345.298481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.298527][ T32] r10:61c88647 r9:853d0c00 r8:855e0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.298549][ T32] r4:855e0b00 [ 1345.298570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.298643][ T32] r10:00000000 r9:855e0b00 r8:80287e08 r7:eb5cde60 r6:855ec400 r5:853d0c00 [ 1345.298670][ T32] r4:00000001 [ 1345.298716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.298758][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1345.298787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.298815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.298841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.298870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.298945][ T32] r4:855e2900 [ 1345.299423][ T32] INFO: task kworker/0:663:5055 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.299569][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.299631][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.299675][ T32] Call trace: [ 1345.299722][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.299803][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.299830][ T32] r4:00000000 [ 1345.299850][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.299891][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.299920][ T32] 1d20: cee15000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.299948][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.299973][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.300013][ T32] r5:80050013 r4:80239bb0 [ 1345.300045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1345.300211][ T32] r4:e0431dc0 ** 7 printk messages dropped ** [ 1345.300499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1345.300832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.301236][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1345.301421][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.301730][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.302236][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.302491][ T32] r5:8562678c r4:85626400 ** 3 printk messages dropped ** [ 1345.302707][ T32] r10:61c88647 r9:853d2400 r8:855e0bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.302827][ T32] r10:00000000 r9:855e0b80 r8:80287e08 r7:eb601e60 r6:855ec480 r5:853d2400 ** 5 printk messages dropped ** [ 1345.318259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.319045][ T32] Call trace: [ 1345.319144][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.319263][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.319292][ T32] r4:00000000 [ 1345.319353][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.319415][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.319453][ T32] 1d20: cef09000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.319485][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.319621][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.319652][ T32] r5:80050013 r4:80239bb0 [ 1345.319684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.319730][ T32] r4:82ac21e4 [ 1345.319763][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.319808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.319859][ T32] r4:e0431dc0 [ 1345.319883][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.319956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.319983][ T32] r4:00000000 [ 1345.320004][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.320083][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.320118][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.320163][ T32] r5:00001000 r4:e0439000 [ 1345.320182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.320222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.320266][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.320286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.320333][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.320354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.320401][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.320424][ T32] r4:84aeca80 [ 1345.320443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.320525][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.320657][ T32] r4:00000001 [ 1345.320679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.320717][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.320743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.320771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.320838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.320871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.320920][ T32] r4:84b0e0c0 [ 1345.320945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.320976][ T32] INFO: task kworker/0:665:5060 blocked for more than 471 seconds. [ 1345.321040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.321129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.321155][ T32] task:kworker/0:665 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.321248][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.321389][ T32] Call trace: [ 1345.321471][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.321715][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000013 r6:eb60dd8c r5:853d3000 [ 1345.321742][ T32] r4:853d3000 [ 1345.321763][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.321827][ T32] r5:853d3000 r4:8291a680 [ 1345.321850][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.321893][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.321934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1345.321956][ T32] r4:00000000 [ 1345.321975][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.322008][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.322095][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.322142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e2e80 [ 1345.322165][ T32] r4:00000000 [ 1345.322184][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.322227][ T32] r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1345.322248][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1345.322363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.322447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.322823][ T32] r10:61c88647 r9:853d3000 r8:855e0c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.341950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.353549][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 5 printk messages dropped ** [ 1345.353789][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.354013][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.354358][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1345.354632][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1345.354979][ T32] INFO: task kworker/0:666:5062 blocked for more than 471 seconds. [ 1345.355014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.355039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.355061][ T32] task:kworker/0:666 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.355176][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.355260][ T32] Call trace: [ 1345.355324][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.355439][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:853d3c00 [ 1345.355466][ T32] r4:853d3c00 [ 1345.355487][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.355529][ T32] r5:853d3c00 r4:8291a680 [ 1345.355549][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.355587][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.355629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1345.355761][ T32] r4:00000000 [ 1345.355841][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.355879][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.356324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.356644][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.357498][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1345.358322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 15 printk messages dropped ** [ 1345.358975][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.359639][ T32] INFO: task kworker/0:667:5064 blocked for more than 471 seconds. ** 13 printk messages dropped ** [ 1345.360305][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.360848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.361544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.362862][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 14 printk messages dropped ** [ 1345.388923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.389724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1345.390450][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1345.390840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.390904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.390951][ T32] r5:8562738c r4:85627000 [ 1345.390997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.391046][ T32] r7:dddced80 r6:83018000 r5:8562738c r4:855e0d80 [ 1345.391120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.391171][ T32] r10:61c88647 r9:853d6c00 r8:855e0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.391194][ T32] r4:855e0d80 [ 1345.391212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.391258][ T32] r10:00000000 r9:855e0d80 r8:80287e08 r7:eb61de60 r6:855ec680 r5:853d6c00 [ 1345.391281][ T32] r4:00000001 [ 1345.391434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.391502][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1345.391531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.391559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.391584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.391612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.391663][ T32] r4:855f6280 [ 1345.392117][ T32] INFO: task kworker/0:668:5066 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.392201][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.392353][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.392436][ T32] Call trace: [ 1345.392482][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.392533][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.392557][ T32] r4:00000000 [ 1345.392608][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.392652][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.392683][ T32] 1d20: cf744000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.392717][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.392811][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.392892][ T32] r5:80050013 r4:80239bb0 [ 1345.402791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.403485][ T32] r4:82ac21e4 [ 1345.403532][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.403624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.403682][ T32] r4:e0431dc0 [ 1345.403706][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.403762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.403818][ T32] r4:00000000 [ 1345.403844][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.403892][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.403938][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.403988][ T32] r5:00001000 r4:e0439000 [ 1345.404009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.404051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.404127][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.404182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.404237][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.404259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.404347][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.404401][ T32] r4:84aeca80 [ 1345.404452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.404504][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.404527][ T32] r4:00000001 [ 1345.404547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.404612][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.404677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.404796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.404847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.404881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.404904][ T32] r4:84b0e0c0 [ 1345.404982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.405029][ T32] INFO: task kworker/0:669:5068 blocked for more than 471 seconds. [ 1345.405063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.405096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.405132][ T32] task:kworker/0:669 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.405196][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.405242][ T32] Call trace: [ 1345.405386][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.405731][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:853d4800 [ 1345.405758][ T32] r4:853d4800 [ 1345.405941][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.406047][ T32] r5:853d4800 r4:8291a680 [ 1345.406101][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.406174][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.406217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1345.406240][ T32] r4:00000000 [ 1345.406426][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.406464][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.406521][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.406642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6700 ** 1 printk messages dropped ** [ 1345.406872][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.407049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1345.407363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.407692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.408653][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 7 printk messages dropped ** [ 1345.409061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 7 printk messages dropped ** [ 1345.409435][ T32] r5:00001000 r4:e0439000 ** 6 printk messages dropped ** [ 1345.409844][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.410193][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.410597][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.411014][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.411400][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.411771][ T32] r7:dddced80 r6:83018000 r5:8562778c r4:855e0e80 ** 10 printk messages dropped ** [ 1345.412235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.443725][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 1 printk messages dropped ** [ 1345.443802][ T32] r5:80050013 r4:80239bb0 [ 1345.443828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.443876][ T32] r4:82ac21e4 [ 1345.443917][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.443997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.444029][ T32] r4:e0431dc0 [ 1345.444050][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.444125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.444184][ T32] r4:00000000 [ 1345.444233][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.444308][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.444333][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.444393][ T32] r5:00001000 r4:e0439000 [ 1345.444417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.444492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.444540][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.444562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.444611][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.444648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.444727][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.444826][ T32] r4:84aeca80 [ 1345.444852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.444928][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.444983][ T32] r4:00000001 [ 1345.445007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.445046][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.445145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.445181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.445212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.445242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.445263][ T32] r4:84b0e0c0 [ 1345.445361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.445406][ T32] INFO: task kworker/1:300:5073 blocked for more than 471 seconds. [ 1345.445441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.445467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.445519][ T32] task:kworker/1:300 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.445595][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.445693][ T32] Call trace: [ 1345.445742][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.445810][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:84796000 [ 1345.445850][ T32] r4:84796000 [ 1345.445873][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.445917][ T32] r5:84796000 r4:8291a680 [ 1345.445936][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.445987][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.446285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856662c0 ** 6 printk messages dropped ** [ 1345.446534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.446776][ T32] r10:61c88647 r9:84796000 r8:855ec7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.447109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.447885][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.448267][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1345.448679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1345.449125][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 6 printk messages dropped ** [ 1345.449509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1345.449578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.449618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.449648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.449677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.449727][ T32] r4:84b0e0c0 [ 1345.449832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.449861][ T32] INFO: task kworker/0:671:5074 blocked for more than 471 seconds. [ 1345.449918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.449946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.449969][ T32] task:kworker/0:671 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.450015][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.450188][ T32] Call trace: [ 1345.450223][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.450298][ T32] r10:8291a684 r9:eb5a5d84 r8:00000002 r7:60000013 r6:eb5a5d8c r5:84794800 [ 1345.450324][ T32] r4:84794800 [ 1345.450375][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.450421][ T32] r5:84794800 r4:8291a680 [ 1345.450441][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.450480][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.450520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a5e08 [ 1345.450542][ T32] r4:00000000 [ 1345.450561][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.450632][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.450670][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.450709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6640 [ 1345.450731][ T32] r4:00000000 [ 1345.450777][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1345.450994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.451645][ T32] Exception stack(0xeb5a5fb0 to 0xeb5a5ff8) ** 8 printk messages dropped ** [ 1345.452391][ T32] Call trace: ** 9 printk messages dropped ** [ 1345.452768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1345.474239][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.474736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.474762][ T32] r4:84b0e0c0 [ 1345.474799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.474833][ T32] INFO: task kworker/0:672:5076 blocked for more than 471 seconds. [ 1345.474894][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.474973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.475000][ T32] task:kworker/0:672 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.475098][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.475154][ T32] Call trace: [ 1345.475236][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.475293][ T32] r10:8291a684 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:84793000 [ 1345.475317][ T32] r4:84793000 [ 1345.475363][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.475411][ T32] r5:84793000 r4:8291a680 [ 1345.475431][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.475485][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.475532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1345.475639][ T32] r4:00000000 [ 1345.475714][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.475754][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.475788][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.475827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6d00 [ 1345.475866][ T32] r4:00000000 [ 1345.475890][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.475933][ T32] r9:83018005 r8:84793000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1345.475957][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.476010][ T32] r5:00001000 r4:eb4a1000 [ 1345.476033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.476136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.476205][ T32] r5:85628b8c r4:85628800 [ 1345.476254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.476307][ T32] r7:dddced80 r6:83018000 r5:85628b8c r4:855fd100 [ 1345.476354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.476409][ T32] r10:61c88647 r9:84793000 r8:855fd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.476557][ T32] r4:855fd100 [ 1345.476580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.476680][ T32] r10:00000000 r9:855fd100 r8:80287e08 r7:eb629e60 r6:855fd180 r5:84793000 [ 1345.476707][ T32] r4:00000001 [ 1345.476726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.476762][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1345.476804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.476865][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.476927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.476961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.477003][ T32] r4:855f6740 [ 1345.477454][ T32] INFO: task kworker/0:672:5076 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.477497][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.477651][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.477698][ T32] Call trace: [ 1345.477788][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.477841][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.477865][ T32] r4:00000000 [ 1345.477885][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1345.478119][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1345.478437][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1345.479071][ T32] r4:00000001 [ 1345.479094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.479131][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.479185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.479218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.479243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.479341][ T32] INFO: task kworker/0:673:5077 blocked for more than 471 seconds. ** 4 printk messages dropped ** [ 1345.479637][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.480019][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.480280][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.480425][ T32] r5:00001000 r4:eb479000 ** 2 printk messages dropped ** [ 1345.480543][ T32] r5:8562838c r4:85628000 [ 1345.480563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.480784][ T32] r10:61c88647 r9:84793c00 r8:855fd22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.481059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.481658][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.481775][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1345.482216][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.482463][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1345.482744][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1345.505854][ T32] INFO: task kworker/0:674:5080 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1345.507026][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:84795400 ** 8 printk messages dropped ** [ 1345.508043][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1345.509386][ T32] r10:61c88647 r9:84795400 r8:855fd32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.510372][ T32] r4:855f6b80 [ 1345.511159][ T32] INFO: task kworker/0:674:5080 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.511252][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.511385][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.511495][ T32] Call trace: [ 1345.511576][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.511774][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.511860][ T32] r4:00000000 [ 1345.511965][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.512054][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.512118][ T32] 1d20: d016a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.512273][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.512345][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.512401][ T32] r5:80050013 r4:80239bb0 [ 1345.512463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.512556][ T32] r4:82ac21e4 [ 1345.512601][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.512688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.512739][ T32] r4:e0431dc0 [ 1345.512920][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.513088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.541949][ T32] r4:00000000 [ 1345.542034][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.542182][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.542252][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.542839][ T32] r5:00001000 r4:e0439000 [ 1345.543490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.554330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.554533][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.554625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.554734][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.554800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.554904][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.554988][ T32] r4:84aeca80 [ 1345.555106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.555213][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.555264][ T32] r4:00000001 [ 1345.555307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.555428][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.555500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.555574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.555833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.555903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.555953][ T32] r4:84b0e0c0 [ 1345.556003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.556100][ T32] INFO: task kworker/0:675:5082 blocked for more than 472 seconds. [ 1345.557076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.557234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1345.557454][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.558145][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.559360][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.560795][ T32] r5:85628f8c r4:85628c00 [ 1345.560846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.561361][ T32] r10:00000000 r9:855fd400 r8:80287e08 r7:eb631e60 r6:855fd480 r5:855c8000 ** 9 printk messages dropped ** [ 1345.584961][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.586402][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.586774][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.587592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.589133][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 10 printk messages dropped ** [ 1345.590281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.591532][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:855c8c00 ** 7 printk messages dropped ** [ 1345.592426][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1345.615714][ T32] r5:8562938c r4:85629000 ** 4 printk messages dropped ** [ 1345.616331][ T32] r4:855fd500 ** 6 printk messages dropped ** [ 1345.616792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.616853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.617284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.617365][ T32] r4:855f6ec0 [ 1345.618057][ T32] INFO: task kworker/0:676:5084 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.618138][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.618364][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.618460][ T32] Call trace: [ 1345.618531][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.618654][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.618709][ T32] r4:00000000 [ 1345.618754][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.618874][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.618943][ T32] 1d20: d0c61000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.619005][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.619074][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.619133][ T32] r5:80050013 r4:80239bb0 [ 1345.619181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.619269][ T32] r4:82ac21e4 [ 1345.619347][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.620088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.620280][ T32] r4:e0431dc0 [ 1345.620356][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.620455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.620564][ T32] r4:00000000 [ 1345.620631][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.620729][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.620774][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.620860][ T32] r5:00001000 r4:e0439000 [ 1345.620916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.621002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.621104][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.621184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.621282][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.621361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.621460][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.621511][ T32] r4:84aeca80 [ 1345.621553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.621668][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.621721][ T32] r4:00000001 [ 1345.621763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.621837][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.621891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.621950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.622022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.622136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.622195][ T32] r4:84b0e0c0 [ 1345.622246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.622304][ T32] INFO: task kworker/0:677:5086 blocked for more than 472 seconds. [ 1345.622381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.622433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.622493][ T32] task:kworker/0:677 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.622620][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.653953][ T32] Call trace: [ 1345.654157][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.654451][ T32] r10:8291a684 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:855c9800 [ 1345.654732][ T32] r4:855c9800 [ 1345.654787][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.655051][ T32] r5:855c9800 r4:8291a680 [ 1345.655180][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.656364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a000 ** 7 printk messages dropped ** [ 1345.657582][ T32] r5:8562978c r4:85629400 [ 1345.657792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.658072][ T32] r10:61c88647 r9:855c9800 r8:855fd62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.658826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.661173][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.662157][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1345.683976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1345.685257][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1345.686536][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1345.687572][ T32] INFO: task kworker/0:678:5088 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.689729][ T32] r5:855cb000 r4:8291a680 ** 7 printk messages dropped ** [ 1345.690302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a240 ** 9 printk messages dropped ** [ 1345.692206][ T32] r7:dddced80 r6:83018000 r5:85629b8c r4:855fd700 ** 1 printk messages dropped ** [ 1345.692670][ T32] r10:61c88647 r9:855cb000 r8:855fd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.693043][ T32] r4:855fd700 [ 1345.727990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.728237][ T32] r10:00000000 r9:855fd700 r8:80287e08 r7:eb64de60 r6:855fd780 r5:855cb000 [ 1345.728310][ T32] r4:00000001 [ 1345.728854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.728948][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1345.729014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.729091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.729205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.729329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.729390][ T32] r4:8560a100 [ 1345.730252][ T32] INFO: task kworker/0:678:5088 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.730367][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.730513][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.730617][ T32] Call trace: [ 1345.730933][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.731043][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.731118][ T32] r4:00000000 [ 1345.731165][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.731337][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.731767][ T32] 1d20: d1571000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.731849][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.731986][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.732075][ T32] r5:80050013 r4:80239bb0 [ 1345.732127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.732685][ T32] r4:82ac21e4 [ 1345.732737][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.733045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.748256][ T32] r4:e0431dc0 [ 1345.748343][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.748511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.748723][ T32] r4:00000000 [ 1345.748837][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.748942][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.749134][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.749236][ T32] r5:00001000 r4:e0439000 [ 1345.749330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.749666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.750397][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 12 printk messages dropped ** [ 1345.751702][ T32] task:kworker/0:679 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.774778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a340 ** 7 printk messages dropped ** [ 1345.775424][ T32] r5:85629f8c r4:85629c00 [ 1345.775478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.775758][ T32] r10:61c88647 r9:855cbc00 r8:855fd82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.776456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.778427][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1345.779112][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.779497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 6 printk messages dropped ** [ 1345.780166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.780688][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.780730][ T32] r4:00000001 [ 1345.780824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.780894][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.781037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.781096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.781149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.781206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.781255][ T32] r4:84b0e0c0 [ 1345.781330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.781395][ T32] INFO: task kworker/0:680:5093 blocked for more than 472 seconds. [ 1345.781517][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.781710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.781829][ T32] task:kworker/0:680 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.781977][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.782058][ T32] Call trace: [ 1345.782146][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.782236][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000113 r6:eb655d8c r5:855cc800 [ 1345.782278][ T32] r4:855cc800 [ 1345.782332][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.782412][ T32] r5:855cc800 r4:8291a680 [ 1345.782463][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.782540][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.782616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1345.782756][ T32] r4:00000000 [ 1345.782797][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.782980][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.814057][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.814263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a640 [ 1345.814311][ T32] r4:00000000 [ 1345.814352][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.814428][ T32] r9:83018005 r8:855cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.814463][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.814533][ T32] r5:00001000 r4:ea979000 [ 1345.814565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.814626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.814693][ T32] r5:8562a78c r4:8562a400 [ 1345.814724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.814798][ T32] r7:dddced80 r6:83018000 r5:8562a78c r4:855fd900 [ 1345.814831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.814902][ T32] r10:61c88647 r9:855cc800 r8:855fd92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.814982][ T32] r4:855fd900 [ 1345.815020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.815110][ T32] r10:00000000 r9:855fd900 r8:80287e08 r7:eb651e60 r6:855fd980 r5:855cc800 [ 1345.815151][ T32] r4:00000001 [ 1345.815182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.815303][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1345.815360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.815406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.815510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.815560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.815596][ T32] r4:8560a2c0 [ 1345.816272][ T32] INFO: task kworker/0:680:5093 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.816564][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.816774][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.816874][ T32] Call trace: [ 1345.816934][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.817560][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1345.818020][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1345.818965][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 7 printk messages dropped ** [ 1345.819442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.819915][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:855cd400 ** 8 printk messages dropped ** [ 1345.820485][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1345.820693][ T32] r4:00000000 [ 1345.820736][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.820824][ T32] r9:83018005 r8:855cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.820870][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.820950][ T32] r5:00001000 r4:e06e5000 [ 1345.820988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.821062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.821150][ T32] r5:8562a38c r4:8562a000 [ 1345.821193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.821280][ T32] r7:dddced80 r6:83018000 r5:8562a38c r4:855fda00 [ 1345.821358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.821476][ T32] r10:61c88647 r9:855cd400 r8:855fda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.821531][ T32] r4:855fda00 [ 1345.821637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.821747][ T32] r10:00000000 r9:855fda00 r8:80287e08 r7:eb655e60 r6:855fda80 r5:855cd400 [ 1345.821813][ T32] r4:00000001 [ 1345.821856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.821930][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1345.821987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.822050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.822116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.822175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.822226][ T32] r4:8560a400 [ 1345.822640][ T32] INFO: task kworker/0:681:5094 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.822779][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.822890][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.843636][ T32] Call trace: [ 1345.843838][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.844028][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.844083][ T32] r4:00000000 [ 1345.844124][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1345.844580][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.844851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1345.845743][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1345.846312][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 7 printk messages dropped ** [ 1345.846758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1345.847371][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.847972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a7c0 ** 6 printk messages dropped ** [ 1345.848466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.848554][ T32] r5:8562ab8c r4:8562a800 [ 1345.848615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.848711][ T32] r7:dddced80 r6:83018000 r5:8562ab8c r4:855fdb00 [ 1345.848754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.848852][ T32] r10:61c88647 r9:855cec00 r8:855fdb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.848905][ T32] r4:855fdb00 [ 1345.848948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.849053][ T32] r10:00000000 r9:855fdb00 r8:80287e08 r7:eb655e60 r6:855fdb80 r5:855cec00 [ 1345.849101][ T32] r4:00000001 [ 1345.849142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.849212][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1345.849266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.849363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.849430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.849484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.849532][ T32] r4:8560a580 [ 1345.850221][ T32] INFO: task kworker/0:682:5097 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.850301][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.850426][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.850508][ T32] Call trace: [ 1345.850566][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.850656][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.850705][ T32] r4:00000000 [ 1345.850744][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.850822][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.850910][ T32] 1d20: d2089000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.850998][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.851058][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.851156][ T32] r5:80050013 r4:80239bb0 [ 1345.851211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.851294][ T32] r4:82ac21e4 [ 1345.851345][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.851437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.851506][ T32] r4:e0431dc0 [ 1345.851555][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1345.851940][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.852874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1345.889325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1345.890997][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.891290][ T32] r9:83018005 r8:855ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1345.891388][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.891472][ T32] r5:00001000 r4:eaca1000 [ 1345.891512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.891616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.891748][ T32] r5:8562b38c r4:8562b000 [ 1345.891795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.891881][ T32] r7:dddced80 r6:83018000 r5:8562b38c r4:855fdc00 [ 1345.891921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.892005][ T32] r10:61c88647 r9:855ca400 r8:855fdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.892049][ T32] r4:855fdc00 [ 1345.892093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.892273][ T32] r10:00000000 r9:855fdc00 r8:80287e08 r7:eb661e60 r6:855fdc80 r5:855ca400 [ 1345.892332][ T32] r4:00000001 [ 1345.892385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.892456][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1345.892524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.892688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.892785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.892974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.901882][ T32] r4:8560a580 [ 1345.902682][ T32] INFO: task kworker/0:683:5098 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.902771][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.906802][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.906935][ T32] Call trace: [ 1345.907024][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.907167][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.907219][ T32] r4:00000000 [ 1345.907260][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.907345][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.907401][ T32] 1d20: d25eb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.907458][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.907509][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.907556][ T32] r5:80050013 r4:80239bb0 [ 1345.907636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.907722][ T32] r4:82ac21e4 [ 1345.907762][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.907840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.907883][ T32] r4:e0431dc0 [ 1345.907922][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.908001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.908043][ T32] r4:00000000 [ 1345.908164][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.908262][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.908346][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.908434][ T32] r5:00001000 r4:e0439000 [ 1345.908660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.908749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.908832][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.908872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.909106][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.909148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.909223][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.909259][ T32] r4:84aeca80 [ 1345.909397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.909480][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.909531][ T32] r4:00000001 [ 1345.909566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.909808][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.909868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.909968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.910015][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.910061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.910099][ T32] r4:84b0e0c0 [ 1345.910136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.910181][ T32] INFO: task kworker/0:684:5099 blocked for more than 472 seconds. [ 1345.910356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.910403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.910437][ T32] task:kworker/0:684 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.910510][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.910572][ T32] Call trace: [ 1345.911104][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.911217][ T32] r10:8291a684 r9:eb669d84 r8:00000002 r7:60000113 r6:eb669d8c r5:853d0000 [ 1345.911331][ T32] r4:853d0000 [ 1345.911403][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.911475][ T32] r5:853d0000 r4:8291a680 [ 1345.911507][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.911657][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.911769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 [ 1345.911950][ T32] r4:00000000 [ 1345.912023][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.912105][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.912165][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.912230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560aa80 [ 1345.912265][ T32] r4:00000000 [ 1345.912657][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.912733][ T32] r9:83018005 r8:853d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.912767][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.912873][ T32] r5:00001000 r4:eac35000 [ 1345.912909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.913053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.932662][ T32] r5:8562af8c r4:8562ac00 [ 1345.932766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.932902][ T32] r7:dddced80 r6:83018000 r5:8562af8c r4:855fdd00 [ 1345.933009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.940931][ T32] r10:61c88647 r9:853d0000 r8:855fdd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.941051][ T32] r4:855fdd00 [ 1345.941106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.941311][ T32] r10:00000000 r9:855fdd00 r8:80287e08 r7:eb665e60 r6:855ec800 r5:853d0000 [ 1345.941377][ T32] r4:00000001 [ 1345.941420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.941497][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) [ 1345.941559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.941621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.941885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.941969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.942092][ T32] r4:8560abc0 [ 1345.942841][ T32] INFO: task kworker/0:684:5099 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1345.942995][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.953961][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.954145][ T32] Call trace: [ 1345.954198][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.954289][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1345.954382][ T32] r4:00000000 [ 1345.954455][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.954525][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1345.954571][ T32] 1d20: d2e03000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1345.954618][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1345.954658][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1345.954696][ T32] r5:80050013 r4:80239bb0 [ 1345.954900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.955232][ T32] r4:82ac21e4 [ 1345.955270][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.955342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1345.955378][ T32] r4:e0431dc0 [ 1345.955410][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.955475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1345.955511][ T32] r4:00000000 [ 1345.956012][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.956093][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1345.956128][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.956194][ T32] r5:00001000 r4:e0439000 [ 1345.956263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.956348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.956421][ T32] r5:84b4ef8c r4:84b4ec00 [ 1345.956453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.956529][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1345.956563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.956636][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.956788][ T32] r4:84aeca80 [ 1345.956965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.957044][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1345.957084][ T32] r4:00000001 [ 1345.957116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.957339][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1345.957392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.957452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.957497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.957559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.957598][ T32] r4:84b0e0c0 [ 1345.957762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.958071][ T32] INFO: task kworker/0:685:5102 blocked for more than 472 seconds. [ 1345.958140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.958194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.958239][ T32] task:kworker/0:685 state:D stack:0 pid:5102 tgid:5102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.958332][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.958432][ T32] Call trace: [ 1345.958621][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1345.958711][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000013 r6:eb671d8c r5:853d6000 [ 1345.958757][ T32] r4:853d6000 [ 1345.958800][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.959105][ T32] r5:853d6000 r4:8291a680 [ 1345.959400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.959486][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.959564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1345.959605][ T32] r4:00000000 [ 1345.959641][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1345.959727][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1345.959797][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1345.960323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560acc0 [ 1345.960477][ T32] r4:00000000 [ 1345.960525][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1345.960613][ T32] r9:83018005 r8:853d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1345.960653][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.960731][ T32] r5:00001000 r4:eaced000 [ 1345.960773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.960849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.960927][ T32] r5:8562b78c r4:8562b400 [ 1345.961072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.961201][ T32] r7:dddced80 r6:83018000 r5:8562b78c r4:855fdd80 [ 1345.961247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.961370][ T32] r10:61c88647 r9:853d6000 r8:855fddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.961417][ T32] r4:855fdd80 [ 1345.961453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.961671][ T32] r10:00000000 r9:855fdd80 r8:80287e08 r7:eb665e60 r6:855ec880 r5:853d6000 [ 1345.961851][ T32] r4:00000001 [ 1345.962112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.962191][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1345.962325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.962432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.962992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.999370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.999475][ T32] r4:8560ab80 ** 1 printk messages dropped ** [ 1346.000301][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.002824][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.009804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1346.011579][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1346.012227][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 13 printk messages dropped ** [ 1346.037402][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:85568000 ** 6 printk messages dropped ** [ 1346.038092][ T32] r4:00000000 [ 1346.038133][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.038202][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.038272][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.039033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ad80 [ 1346.039269][ T32] r4:00000000 [ 1346.039391][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.039746][ T32] r9:83018005 r8:85568000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1346.039818][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.039981][ T32] r5:00001000 r4:ead33000 [ 1346.040038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.040118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.040201][ T32] r5:8562bb8c r4:8562b800 [ 1346.040239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.040329][ T32] r7:dddced80 r6:83018000 r5:8562bb8c r4:855fde00 [ 1346.040370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.040454][ T32] r10:61c88647 r9:85568000 r8:855fde2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.040494][ T32] r4:855fde00 [ 1346.040550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.040670][ T32] r10:00000000 r9:855fde00 r8:80287e08 r7:eb671e60 r6:855ec900 r5:85568000 [ 1346.040716][ T32] r4:00000001 [ 1346.040787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.040910][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1346.040966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.041364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.041426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.041483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.042080][ T32] r4:8560ac40 [ 1346.042932][ T32] INFO: task kworker/0:686:5104 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.070676][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.070851][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.070967][ T32] Call trace: [ 1346.071115][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.071467][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.071804][ T32] r4:00000000 [ 1346.071922][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.072008][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.072302][ T32] 1d20: d3878000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.072580][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.072641][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.073046][ T32] r5:80050013 r4:80239bb0 [ 1346.088325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.088843][ T32] r4:82ac21e4 [ 1346.088903][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.088992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.089309][ T32] r4:e0431dc0 [ 1346.089367][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.089454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.090178][ T32] r4:00000000 [ 1346.090238][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.090386][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.090968][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.091088][ T32] r5:00001000 r4:e0439000 [ 1346.091133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.091216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.091330][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.091374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.091786][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.092803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.092995][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.113867][ T32] r4:84aeca80 [ 1346.113954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.114096][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.114146][ T32] r4:00000001 [ 1346.114187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.114291][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.114391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.114456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.114770][ T32] INFO: task kworker/0:687:5106 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1346.115090][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.115439][ T32] r4:85569800 ** 3 printk messages dropped ** [ 1346.115804][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.116122][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.116449][ T32] r9:83018005 r8:85569800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1346.116806][ T32] r5:8563538c r4:85635000 [ 1346.116851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.117066][ T32] r10:61c88647 r9:85569800 r8:855fdeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.117688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1346.119187][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 3 printk messages dropped ** [ 1346.119467][ T32] r4:82ac21e4 [ 1346.119506][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.119584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.119639][ T32] r4:e0431dc0 [ 1346.119730][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.119815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.119859][ T32] r4:00000000 [ 1346.119919][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.120009][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.120092][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.120176][ T32] r5:00001000 r4:e0439000 [ 1346.120217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.120321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.120407][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.120448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.120530][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.120573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.120655][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.120701][ T32] r4:84aeca80 [ 1346.120760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.120888][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.120950][ T32] r4:00000001 [ 1346.120991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.121065][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.121119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.121201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.121262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.121354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.121425][ T32] r4:84b0e0c0 [ 1346.121474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.121525][ T32] INFO: task kworker/0:688:5107 blocked for more than 472 seconds. [ 1346.121583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.121633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.121676][ T32] task:kworker/0:688 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.121766][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.121922][ T32] Call trace: [ 1346.122002][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1346.122508][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.153829][ T32] r9:83018005 r8:8556a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 6 printk messages dropped ** [ 1346.154304][ T32] r7:dddced80 r6:83018000 r5:8562bf8c r4:855fdf00 ** 15 printk messages dropped ** [ 1346.156073][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.156638][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1346.156865][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1346.157266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 5 printk messages dropped ** [ 1346.157631][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 10 printk messages dropped ** [ 1346.158441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.158897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.159574][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.160056][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1346.160816][ T32] r5:8563438c r4:85634000 ** 1 printk messages dropped ** [ 1346.160936][ T32] r7:dddced80 r6:83018000 r5:8563438c r4:855fdf80 ** 5 printk messages dropped ** [ 1346.161306][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.161672][ T32] r4:8561b0c0 ** 2 printk messages dropped ** [ 1346.162159][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.162571][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.162620][ T32] 1d20: d430a000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.162665][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.162705][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.162742][ T32] r5:80050013 r4:80239bb0 [ 1346.162787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.162855][ T32] r4:82ac21e4 [ 1346.162887][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.184611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.184752][ T32] r4:e0431dc0 [ 1346.184796][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.184912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.184956][ T32] r4:00000000 [ 1346.184996][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.185109][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.185161][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.185248][ T32] r5:00001000 r4:e0439000 [ 1346.185324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.185410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.185516][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.185559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.185652][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.185697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.185789][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.185832][ T32] r4:84aeca80 [ 1346.185872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.185955][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.186018][ T32] r4:00000001 [ 1346.186067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.186150][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.186211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.186267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.186327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.186387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.186434][ T32] r4:84b0e0c0 [ 1346.186482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.186536][ T32] INFO: task kworker/0:690:5111 blocked for more than 472 seconds. [ 1346.186597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.186644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1346.186870][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.187366][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.188080][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.188411][ T32] r5:8563478c r4:85634400 ** 9 printk messages dropped ** [ 1346.189058][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) ** 14 printk messages dropped ** [ 1346.190816][ T32] 1d20: d44a3000 e0123000 00000001 80239b98 7f4df000 00000001 ** 10 printk messages dropped ** [ 1346.191558][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.192181][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1346.192608][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.192933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.222442][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:8556d400 ** 7 printk messages dropped ** [ 1346.229603][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1346.230727][ T32] r5:85634b8c r4:85634800 ** 1 printk messages dropped ** [ 1346.230925][ T32] r7:dddced80 r6:83018000 r5:85634b8c r4:8565c000 ** 6 printk messages dropped ** [ 1346.231433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.232863][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.248946][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1346.249607][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.250354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.250936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.251040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.251121][ T32] r4:84b0e0c0 [ 1346.251175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.251249][ T32] INFO: task kworker/0:692:5115 blocked for more than 472 seconds. [ 1346.251311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.251368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.251432][ T32] task:kworker/0:692 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.251559][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.251708][ T32] Call trace: [ 1346.251882][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.251976][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:8556e000 [ 1346.252019][ T32] r4:8556e000 [ 1346.252058][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.252138][ T32] r5:8556e000 r4:8291a680 [ 1346.252175][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.252249][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.252332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1346.252379][ T32] r4:00000000 [ 1346.252418][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.252483][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.252589][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.252682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561b480 [ 1346.252735][ T32] r4:00000000 [ 1346.252847][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.252943][ T32] r9:83018005 r8:8556e000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.265609][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.265859][ T32] r5:00001000 r4:eb1d7000 [ 1346.265913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.266100][ T32] r5:85634f8c r4:85634c00 ** 8 printk messages dropped ** [ 1346.266720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 20 printk messages dropped ** [ 1346.268914][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.269557][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 9 printk messages dropped ** [ 1346.270285][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1346.270737][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 7 printk messages dropped ** [ 1346.271386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1346.272147][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1346.297204][ T32] r9:83018005 r8:8556bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1346.297720][ T32] r5:8563578c r4:85635400 ** 3 printk messages dropped ** [ 1346.298032][ T32] r10:61c88647 r9:8556bc00 r8:8565c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.298095][ T32] r4:8565c180 [ 1346.298139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.298248][ T32] r10:00000000 r9:8565c180 r8:80287e08 r7:eb681e60 r6:855ecc80 r5:8556bc00 [ 1346.298299][ T32] r4:00000001 [ 1346.298349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.298430][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1346.298513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.298582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.298644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.298712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.298761][ T32] r4:8561b3c0 [ 1346.299424][ T32] INFO: task kworker/0:693:5117 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.299507][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.299724][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.299862][ T32] Call trace: [ 1346.299937][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.300065][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.300128][ T32] r4:00000000 [ 1346.300173][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.300258][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.300375][ T32] 1d20: d4ff8000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.300486][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.300544][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.300607][ T32] r5:80050013 r4:80239bb0 [ 1346.300655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.300752][ T32] r4:82ac21e4 [ 1346.300800][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.300880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.300923][ T32] r4:e0431dc0 [ 1346.300959][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.301036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.301145][ T32] r4:00000000 [ 1346.301189][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.301306][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.301366][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.301446][ T32] r5:00001000 r4:e0439000 [ 1346.301484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.301554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.301630][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.301668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.301785][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 1 printk messages dropped ** [ 1346.301926][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1346.302812][ T32] INFO: task kworker/0:694:5119 blocked for more than 472 seconds. ** 11 printk messages dropped ** [ 1346.318898][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.319012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b5e08 [ 1346.319065][ T32] r4:00000000 [ 1346.319128][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.319200][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.319267][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.319372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561b880 [ 1346.319421][ T32] r4:00000000 [ 1346.319461][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.319551][ T32] r9:83018005 r8:8556c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.319594][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.319697][ T32] r5:00001000 r4:eb249000 [ 1346.319750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.319827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.319905][ T32] r5:85635b8c r4:85635800 [ 1346.319959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.320065][ T32] r7:dddced80 r6:83018000 r5:85635b8c r4:8565c200 [ 1346.320115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.320425][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.320857][ T32] r4:8561b500 ** 11 printk messages dropped ** [ 1346.322464][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1346.343865][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 10 printk messages dropped ** [ 1346.344574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.345045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.345700][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.346046][ T32] r5:8556ec00 r4:8291a680 ** 6 printk messages dropped ** [ 1346.346546][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.347112][ T32] r5:85635f8c r4:85635c00 ** 1 printk messages dropped ** [ 1346.347253][ T32] r7:dddced80 r6:83018000 r5:85635f8c r4:8565c280 ** 4 printk messages dropped ** [ 1346.347632][ T32] r10:00000000 r9:8565c280 r8:80287e08 r7:eb6b5e60 r6:855ecd80 r5:8556ec00 ** 9 printk messages dropped ** [ 1346.348863][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.349701][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1346.350219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.350275][ T32] r4:00000000 [ 1346.350361][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.350452][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.350521][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.350617][ T32] r5:00001000 r4:e0439000 [ 1346.350681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.350757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.350839][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.350897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.350989][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.351032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.351145][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.351202][ T32] r4:84aeca80 [ 1346.351243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.351375][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.351450][ T32] r4:00000001 [ 1346.351514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.351586][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.351666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.351727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.351824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.351887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.351939][ T32] r4:84b0e0c0 [ 1346.351983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.352053][ T32] INFO: task kworker/0:696:5125 blocked for more than 472 seconds. [ 1346.352124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.352174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.352217][ T32] task:kworker/0:696 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.352322][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.352405][ T32] Call trace: [ 1346.352464][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.352550][ T32] r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000013 r6:eb6b9d8c r5:853d1800 [ 1346.352615][ T32] r4:853d1800 [ 1346.352671][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.352750][ T32] r5:853d1800 r4:8291a680 [ 1346.352788][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.381943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561ba80 ** 11 printk messages dropped ** [ 1346.382853][ T32] r10:61c88647 r9:853d1800 r8:8565c32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1346.385900][ T32] 1d20: d57ce000 e0123000 00000001 80239b98 7f4df000 00000001 ** 25 printk messages dropped ** [ 1346.387906][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1346.388947][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.389480][ T32] r5:85570000 r4:8291a680 [ 1346.389520][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.389616][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.389701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1346.389760][ T32] r4:00000000 [ 1346.389822][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.389892][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.389956][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.390041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561bbc0 [ 1346.390088][ T32] r4:00000000 [ 1346.390126][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.390222][ T32] r9:83018005 r8:85570000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.390319][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.390406][ T32] r5:00001000 r4:eb2a1000 [ 1346.390466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.390650][ T32] r5:8563678c r4:85636400 ** 3 printk messages dropped ** [ 1346.391122][ T32] r10:61c88647 r9:85570000 r8:8565c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 20 printk messages dropped ** [ 1346.424283][ T32] 1d20: d5c6b000 e0123000 00000001 80239b98 7f4df000 00000001 ** 20 printk messages dropped ** [ 1346.426045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1346.427430][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1346.428872][ T32] r9:83018005 r8:85570c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 13 printk messages dropped ** [ 1346.429919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1346.431803][ T32] r4:00000000 [ 1346.431846][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.431928][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.432007][ T32] 1d20: d5c6b000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.432075][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.432130][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.432181][ T32] r5:80050013 r4:80239bb0 [ 1346.432254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.432349][ T32] r4:82ac21e4 [ 1346.432392][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.432490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.432541][ T32] r4:e0431dc0 [ 1346.432581][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.432667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.432729][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.432864][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 17 printk messages dropped ** [ 1346.458795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 20 printk messages dropped ** [ 1346.460241][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1346.461165][ T32] r10:61c88647 r9:85571800 r8:8565c4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1346.483807][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1346.484763][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1346.486437][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 21 printk messages dropped ** [ 1346.488202][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1346.489646][ T32] r10:61c88647 r9:85572400 r8:8565c52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1346.492005][ T32] r4:00000000 [ 1346.492056][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.492155][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.492224][ T32] 1d20: d60fe000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.492292][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.492351][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.492419][ T32] r5:80050013 r4:80239bb0 [ 1346.492474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.492595][ T32] r4:82ac21e4 [ 1346.492675][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.492779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.492839][ T32] r4:e0431dc0 [ 1346.492893][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.492996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.523893][ T32] r4:00000000 [ 1346.524078][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.524255][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.524329][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.524441][ T32] r5:00001000 r4:e0439000 [ 1346.524493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.524605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.524722][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.524776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.524901][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.524960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.525066][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.525120][ T32] r4:84aeca80 [ 1346.525167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.525267][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.525353][ T32] r4:00000001 [ 1346.525413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.525499][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.525563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.525629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.526044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1346.527221][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.528163][ T32] r5:85637f8c r4:85637c00 ** 1 printk messages dropped ** [ 1346.528323][ T32] r7:dddced80 r6:83018000 r5:85637f8c r4:8565c580 ** 15 printk messages dropped ** [ 1346.530236][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1346.531365][ T32] r4:e0431dc0 ** 11 printk messages dropped ** [ 1346.532369][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 10 printk messages dropped ** [ 1346.550202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.551446][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:85573c00 ** 4 printk messages dropped ** [ 1346.551848][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.551962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1346.552154][ T32] r4:00000000 [ 1346.552221][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.552304][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.552392][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.552486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666200 [ 1346.552656][ T32] r4:00000000 [ 1346.552716][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.553088][ T32] r9:83018005 r8:85573c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.573949][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.574131][ T32] r5:00001000 r4:eb325000 [ 1346.574182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.574266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.574352][ T32] r5:8563778c r4:85637400 [ 1346.574405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.574503][ T32] r7:dddced80 r6:83018000 r5:8563778c r4:8565c600 [ 1346.574552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.574653][ T32] r10:61c88647 r9:85573c00 r8:8565c62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.574705][ T32] r4:8565c600 [ 1346.574751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.574853][ T32] r10:00000000 r9:8565c600 r8:80287e08 r7:eb6cde60 r6:85667100 r5:85573c00 [ 1346.574911][ T32] r4:00000001 [ 1346.574961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.575077][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1346.575156][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.575241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.575315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.575472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.575533][ T32] r4:85666340 [ 1346.576238][ T32] INFO: task kworker/0:702:5136 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.576326][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.576515][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.576617][ T32] Call trace: [ 1346.576689][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.576795][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.576848][ T32] r4:00000000 [ 1346.576895][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.576984][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.577110][ T32] 1d20: d660e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.577195][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.577260][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.577342][ T32] r5:80050013 r4:80239bb0 [ 1346.577408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.577502][ T32] r4:82ac21e4 [ 1346.577550][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.577691][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1346.577996][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 9 printk messages dropped ** [ 1346.578811][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1346.579408][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.579474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.579541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.579602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.579672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.579726][ T32] r4:84b0e0c0 [ 1346.579776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.579839][ T32] INFO: task kworker/0:703:5138 blocked for more than 473 seconds. [ 1346.579914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.580029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.580134][ T32] task:kworker/0:703 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.580246][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.580341][ T32] Call trace: [ 1346.580429][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.580557][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:85575400 [ 1346.580710][ T32] r4:85575400 [ 1346.580775][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.580869][ T32] r5:85575400 r4:8291a680 [ 1346.580925][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.581016][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.581109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1346.581163][ T32] r4:00000000 [ 1346.581208][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.581316][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.581412][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.581536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666540 [ 1346.581609][ T32] r4:00000000 [ 1346.581656][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.581749][ T32] r9:83018005 r8:85575400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1346.581797][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.581882][ T32] r5:00001000 r4:eb6e5000 [ 1346.581925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.582149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.582387][ T32] r5:8563838c r4:85638000 [ 1346.582447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.582550][ T32] r7:dddced80 r6:83018000 r5:8563838c r4:8565c680 [ 1346.582599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.582728][ T32] r10:61c88647 r9:85575400 r8:8565c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.582979][ T32] r4:8565c680 [ 1346.614097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.614414][ T32] r10:00000000 r9:8565c680 r8:80287e08 r7:eb6cde60 r6:85667180 r5:85575400 [ 1346.614514][ T32] r4:00000001 [ 1346.614574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.614664][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1346.614740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.614812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.614878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.614946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.614999][ T32] r4:856661c0 [ 1346.615713][ T32] INFO: task kworker/0:703:5138 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.615892][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.616189][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.616318][ T32] Call trace: [ 1346.616405][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.616518][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.616577][ T32] r4:00000000 [ 1346.616739][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1346.617036][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1346.617982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1346.618898][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1346.619546][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1346.620233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1346.620708][ T32] r4:85576c00 [ 1346.620777][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.620908][ T32] r5:85576c00 r4:8291a680 [ 1346.620966][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.621066][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.621170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1346.621229][ T32] r4:00000000 [ 1346.621278][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.621426][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.621524][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.621630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666b00 [ 1346.621687][ T32] r4:00000000 [ 1346.621759][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.621864][ T32] r9:83018005 r8:85576c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1346.621953][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.622051][ T32] r5:00001000 r4:eb719000 [ 1346.622099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.622184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.622272][ T32] r5:8563938c r4:85639000 [ 1346.622347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.622457][ T32] r7:dddced80 r6:83018000 r5:8563938c r4:8565c700 [ 1346.622508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.622614][ T32] r10:61c88647 r9:85576c00 r8:8565c72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.622669][ T32] r4:8565c700 [ 1346.622715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.622812][ T32] r10:00000000 r9:8565c700 r8:80287e08 r7:eb6dde60 r6:85667200 r5:85576c00 [ 1346.622897][ T32] r4:00000001 [ 1346.642124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.642383][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1346.642457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.642522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.642619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.642700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.642761][ T32] r4:85666440 [ 1346.648901][ T32] INFO: task kworker/0:704:5141 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.649089][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.649253][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.649423][ T32] Call trace: [ 1346.649586][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.649714][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.649770][ T32] r4:00000000 [ 1346.649854][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1346.650172][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1346.650875][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.651535][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1346.651936][ T32] r4:84aeca80 ** 2 printk messages dropped ** [ 1346.652138][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.652507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.672133][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.672943][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.684000][ T32] r9:83018005 r8:85574800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1346.684263][ T32] r5:8563878c r4:85638400 [ 1346.684285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.684432][ T32] r10:61c88647 r9:85574800 r8:8565c7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.684863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.685908][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1346.686269][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.686422][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1346.686654][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.687120][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1346.687474][ T32] INFO: task kworker/0:706:5145 blocked for more than 473 seconds. ** 8 printk messages dropped ** [ 1346.688221][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1346.688655][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.688812][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.689263][ T32] r7:dddced80 r6:83018000 r5:85638b8c r4:8565c800 ** 4 printk messages dropped ** [ 1346.689513][ T32] r10:00000000 r9:8565c800 r8:80287e08 r7:eb6ede60 r6:85667300 r5:85698c00 ** 3 printk messages dropped ** [ 1346.689650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.689683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.689710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.689741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.689787][ T32] r4:85666640 [ 1346.690062][ T32] INFO: task kworker/0:706:5145 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.690115][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.690211][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.690265][ T32] Call trace: [ 1346.690301][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.690376][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.690404][ T32] r4:00000000 [ 1346.690538][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.690588][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.690631][ T32] 1d20: d6ee6000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.690666][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.690692][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.690718][ T32] r5:80050013 r4:80239bb0 [ 1346.690741][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.690830][ T32] r4:82ac21e4 [ 1346.690862][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.690934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.690960][ T32] r4:e0431dc0 [ 1346.691005][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.691054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.691099][ T32] r4:00000000 [ 1346.691129][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.691195][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.691246][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.691301][ T32] r5:00001000 r4:e0439000 [ 1346.691375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.691441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.691513][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.691559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.691671][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.691745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.691852][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.691923][ T32] r4:84aeca80 [ 1346.692014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.692109][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.692151][ T32] r4:00000001 [ 1346.692184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.692257][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.692308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.692363][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.692417][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.692475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.692505][ T32] r4:84b0e0c0 [ 1346.692528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.692570][ T32] INFO: task kworker/0:707:5147 blocked for more than 473 seconds. [ 1346.692621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.692679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.692733][ T32] task:kworker/0:707 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.692786][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.692833][ T32] Call trace: [ 1346.692865][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.716098][ T32] r5:84861800 r4:8291a680 ** 6 printk messages dropped ** [ 1346.716430][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.716892][ T32] r5:85638f8c r4:85638c00 [ 1346.716912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.716960][ T32] r7:dddced80 r6:83018000 r5:85638f8c r4:8565c880 ** 2 printk messages dropped ** [ 1346.717080][ T32] r4:8565c880 ** 5 printk messages dropped ** [ 1346.717343][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.718246][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 8 printk messages dropped ** [ 1346.718589][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.718956][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 8 printk messages dropped ** [ 1346.719305][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.719604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.719630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.719660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.719775][ T32] r4:84b0e0c0 [ 1346.719801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.719830][ T32] INFO: task kworker/0:708:5150 blocked for more than 473 seconds. [ 1346.719973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.720020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.720070][ T32] task:kworker/0:708 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.720119][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.720193][ T32] Call trace: [ 1346.720226][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.720272][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:84862400 [ 1346.720294][ T32] r4:84862400 [ 1346.720330][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.720376][ T32] r5:84862400 r4:8291a680 [ 1346.720421][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.720468][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.720511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1346.720534][ T32] r4:00000000 [ 1346.720553][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.720614][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.720654][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.720694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666e00 [ 1346.720716][ T32] r4:00000000 [ 1346.720735][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.720779][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1346.720826][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.720883][ T32] r5:00001000 r4:e00b9000 [ 1346.720906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.720948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.720992][ T32] r5:85639b8c r4:85639800 [ 1346.721012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.721056][ T32] r7:dddced80 r6:83018000 r5:85639b8c r4:8565c980 [ 1346.721077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.721121][ T32] r10:61c88647 r9:84862400 r8:8565c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.721165][ T32] r4:8565c980 [ 1346.721187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.721233][ T32] r10:00000000 r9:8565c980 r8:80287e08 r7:eb6ede60 r6:8565ca00 r5:84862400 [ 1346.721255][ T32] r4:00000001 [ 1346.721273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.721412][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1346.721445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.721475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.721501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.721529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.721551][ T32] r4:85666a40 [ 1346.721762][ T32] INFO: task kworker/0:708:5150 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.721797][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.721882][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.721926][ T32] Call trace: [ 1346.722070][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.722234][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.722292][ T32] r4:00000000 [ 1346.722367][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.722457][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.722555][ T32] 1d20: d72fb000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.722632][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.722663][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.722693][ T32] r5:80050013 r4:80239bb0 [ 1346.722717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1346.736733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1346.737994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 16 printk messages dropped ** [ 1346.738838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666c00 ** 12 printk messages dropped ** [ 1346.739371][ T32] r4:8565ca80 ** 11 printk messages dropped ** [ 1346.740185][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1346.741049][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 ** 9 printk messages dropped ** [ 1346.741516][ T32] r4:84aeca80 ** 4 printk messages dropped ** [ 1346.741733][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 9 printk messages dropped ** [ 1346.742066][ T32] task:kworker/0:710 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.762178][ T32] r4:00000000 [ 1346.762201][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.762310][ T32] r9:83018005 r8:84863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1346.762337][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.762383][ T32] r5:00001000 r4:e07a3000 [ 1346.762413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.762453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.762501][ T32] r5:85639f8c r4:85639c00 [ 1346.762551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.762621][ T32] r7:dddced80 r6:83018000 r5:85639f8c r4:8565cb80 [ 1346.762649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.762697][ T32] r10:61c88647 r9:84863c00 r8:8565cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.762720][ T32] r4:8565cb80 [ 1346.762755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.762806][ T32] r10:00000000 r9:8565cb80 r8:80287e08 r7:eb711e60 r6:8565cc00 r5:84863c00 [ 1346.763126][ T32] r4:00000001 [ 1346.763637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.763704][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1346.763737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.763765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.763790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.763820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.763842][ T32] r4:85666dc0 [ 1346.764325][ T32] INFO: task kworker/0:710:5154 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.764376][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.764531][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.764800][ T32] Call trace: [ 1346.764852][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.764910][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.764933][ T32] r4:00000000 [ 1346.764953][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.764995][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.765044][ T32] 1d20: d7814000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.765107][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.765137][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.765191][ T32] r5:80050013 r4:80239bb0 [ 1346.765217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.765318][ T32] r4:82ac21e4 [ 1346.765362][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.765447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.765482][ T32] r4:e0431dc0 [ 1346.765512][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.765559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.765582][ T32] r4:00000000 [ 1346.765601][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.765646][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.765669][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.766018][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 7 printk messages dropped ** [ 1346.766451][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 6 printk messages dropped ** [ 1346.766871][ T32] INFO: task kworker/0:711:5156 blocked for more than 473 seconds. ** 12 printk messages dropped ** [ 1346.767574][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 ** 9 printk messages dropped ** [ 1346.767984][ T32] r5:00001000 r4:eaaf5000 ** 2 printk messages dropped ** [ 1346.768155][ T32] r5:8563a38c r4:8563a000 ** 3 printk messages dropped ** [ 1346.768321][ T32] r10:61c88647 r9:84864800 r8:8565ccac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.768631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.769280][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.769507][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1346.769812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 7 printk messages dropped ** [ 1346.770317][ T32] r5:84b4ef8c r4:84b4ec00 ** 6 printk messages dropped ** [ 1346.770600][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1346.770974][ T32] INFO: task kworker/0:712:5159 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 1346.771491][ T32] Call trace: ** 3 printk messages dropped ** [ 1346.771690][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1346.772198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c000 ** 4 printk messages dropped ** [ 1346.772381][ T32] r5:00001000 r4:eab65000 [ 1346.772407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.772452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.772496][ T32] r5:8563a78c r4:8563a400 [ 1346.772516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.772562][ T32] r7:dddced80 r6:83018000 r5:8563a78c r4:8565cd80 [ 1346.772582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.772628][ T32] r10:61c88647 r9:84865400 r8:8565cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.772651][ T32] r4:8565cd80 [ 1346.772699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.772761][ T32] r10:00000000 r9:8565cd80 r8:80287e08 r7:eb72de60 r6:8565ce00 r5:84865400 [ 1346.772817][ T32] r4:00000001 [ 1346.772870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.772909][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1346.772936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.772967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.773050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.803621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.803682][ T32] r4:8567c0c0 [ 1346.804098][ T32] INFO: task kworker/0:712:5159 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.804142][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.804243][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.804311][ T32] Call trace: [ 1346.804403][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.804465][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.804489][ T32] r4:00000000 [ 1346.804509][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.804551][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.804582][ T32] 1d20: d7b45000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.804613][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.804639][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.804662][ T32] r5:80050013 r4:80239bb0 [ 1346.804702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.804752][ T32] r4:82ac21e4 [ 1346.804773][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.804830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.804866][ T32] r4:e0431dc0 [ 1346.804924][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.804974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 9 printk messages dropped ** [ 1346.805378][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 15 printk messages dropped ** [ 1346.805970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 17 printk messages dropped ** [ 1346.806844][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.807096][ T32] r5:8563af8c r4:8563ac00 ** 10 printk messages dropped ** [ 1346.807487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.807542][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.807573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.807601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.807638][ T32] r4:8567c240 [ 1346.807869][ T32] INFO: task kworker/0:713:5160 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.807906][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.808002][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.808050][ T32] Call trace: [ 1346.808121][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.808175][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.808198][ T32] r4:00000000 [ 1346.808233][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.808284][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.808314][ T32] 1d20: d7b45000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.808411][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.808445][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.808494][ T32] r5:80050013 r4:80239bb0 [ 1346.808520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.808564][ T32] r4:82ac21e4 [ 1346.808585][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.808628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.808652][ T32] r4:e0431dc0 [ 1346.808671][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.808712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.808734][ T32] r4:00000000 [ 1346.808753][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.808823][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.808849][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.808892][ T32] r5:00001000 r4:e0439000 [ 1346.808912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.808954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.808996][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1346.809060][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1346.809356][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1346.809708][ T32] INFO: task kworker/0:714:5161 blocked for more than 473 seconds. ** 14 printk messages dropped ** [ 1346.810373][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1346.810846][ T32] r5:8563ab8c r4:8563a800 ** 6 printk messages dropped ** [ 1346.811179][ T32] r10:00000000 r9:8565cf80 r8:80287e08 r7:eb735e60 r6:85680000 r5:84866c00 ** 16 printk messages dropped ** [ 1346.812134][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 11 printk messages dropped ** [ 1346.812657][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.842465][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 10 printk messages dropped ** [ 1346.844500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.845194][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.845946][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.846298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c500 [ 1346.846348][ T32] r4:00000000 [ 1346.846386][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.846545][ T32] r9:83018005 r8:84860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1346.846641][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.846722][ T32] r5:00001000 r4:eaead000 [ 1346.846807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.846888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.846967][ T32] r5:8563b38c r4:8563b000 [ 1346.847014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.847099][ T32] r7:dddced80 r6:83018000 r5:8563b38c r4:85680080 [ 1346.847145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.847303][ T32] r10:61c88647 r9:84860c00 r8:856800ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.847355][ T32] r4:85680080 [ 1346.847439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.847578][ T32] r10:00000000 r9:85680080 r8:80287e08 r7:eb735e60 r6:85680100 r5:84860c00 [ 1346.847632][ T32] r4:00000001 [ 1346.847665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.847747][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1346.847798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.847857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.847954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.848054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.848104][ T32] r4:8567c3c0 [ 1346.848793][ T32] INFO: task kworker/0:715:5164 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.848869][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.849102][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.849198][ T32] Call trace: [ 1346.849263][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.849394][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.849470][ T32] r4:00000000 [ 1346.849541][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.849664][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.849721][ T32] 1d20: d7fae000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.849780][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.849831][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.849880][ T32] r5:80050013 r4:80239bb0 [ 1346.849919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.850007][ T32] r4:82ac21e4 [ 1346.850119][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.850209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.850257][ T32] r4:e0431dc0 [ 1346.850298][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.850377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.850432][ T32] r4:00000000 [ 1346.850471][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.850564][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.850609][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.850690][ T32] r5:00001000 r4:e0439000 [ 1346.850728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.850807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.850886][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.850920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.851011][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.851142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.851235][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.851322][ T32] r4:84aeca80 [ 1346.851370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.851510][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.851599][ T32] r4:00000001 [ 1346.851639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.851716][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.851763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.851821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.851876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.851989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.852041][ T32] r4:84b0e0c0 [ 1346.852160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.852238][ T32] INFO: task kworker/0:716:5167 blocked for more than 473 seconds. [ 1346.852298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1346.852538][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.886715][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.887198][ T32] r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1346.887221][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.887283][ T32] r5:00001000 r4:eaf3b000 [ 1346.887312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.887355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.887504][ T32] r5:8563b78c r4:8563b400 [ 1346.887530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.887581][ T32] r7:dddced80 r6:83018000 r5:8563b78c r4:85680180 [ 1346.887603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.887829][ T32] r10:61c88647 r9:853e0000 r8:856801ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.887857][ T32] r4:85680180 [ 1346.887878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.887925][ T32] r10:00000000 r9:85680180 r8:80287e08 r7:eb739e60 r6:85680200 r5:853e0000 [ 1346.887948][ T32] r4:00000001 [ 1346.887968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.888005][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1346.888406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.888440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.888472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.888503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.888529][ T32] r4:8567c5c0 [ 1346.888937][ T32] INFO: task kworker/0:716:5167 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.888978][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.889051][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.889098][ T32] Call trace: [ 1346.889131][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.889180][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.889202][ T32] r4:00000000 [ 1346.889332][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.889403][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.889433][ T32] 1d20: d8b8e000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.889462][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.889489][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.889512][ T32] r5:80050013 r4:80239bb0 [ 1346.890045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.890096][ T32] r4:82ac21e4 [ 1346.890118][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.890397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.890425][ T32] r4:e0431dc0 [ 1346.890446][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.890489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.890511][ T32] r4:00000000 [ 1346.890531][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.890926][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.890953][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.890998][ T32] r5:00001000 r4:e0439000 [ 1346.891017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.891055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.891123][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.891144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.891190][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.891213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.891260][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.891282][ T32] r4:84aeca80 [ 1346.891300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1346.891479][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 5 printk messages dropped ** [ 1346.892052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1346.892592][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:855ce000 ** 6 printk messages dropped ** [ 1346.910478][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.910851][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.911152][ T32] r5:8563bb8c r4:8563b800 ** 3 printk messages dropped ** [ 1346.911294][ T32] r10:61c88647 r9:855ce000 r8:856802ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.911874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.929442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.929825][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1346.930305][ T32] r4:e0431dc0 ** 4 printk messages dropped ** [ 1346.930640][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.930661][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.930926][ T32] r5:00001000 r4:e0439000 [ 1346.930951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.930991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.931084][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.931110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.931227][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.931252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.931324][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.931380][ T32] r4:84aeca80 [ 1346.931404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.931523][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.931693][ T32] r4:00000001 [ 1346.931717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.931908][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.931937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.931966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.931993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.932021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.932042][ T32] r4:84b0e0c0 [ 1346.932067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.932097][ T32] INFO: task kworker/0:718:5170 blocked for more than 473 seconds. [ 1346.932273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.932425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.932480][ T32] task:kworker/0:718 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.932613][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.932905][ T32] Call trace: [ 1346.933005][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.936337][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:84930000 [ 1346.936387][ T32] r4:84930000 [ 1346.936412][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.936503][ T32] r5:84930000 r4:8291a680 [ 1346.936540][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.936586][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.936628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1346.936670][ T32] r4:00000000 [ 1346.936767][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.936806][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.936869][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.936916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cb40 [ 1346.936988][ T32] r4:00000000 [ 1346.937021][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.937070][ T32] r9:83018005 r8:84930000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1346.937094][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.937157][ T32] r5:00001000 r4:eb073000 [ 1346.937189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.937232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.937275][ T32] r5:8563bf8c r4:8563bc00 [ 1346.937321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.937397][ T32] r7:dddced80 r6:83018000 r5:8563bf8c r4:85680380 [ 1346.937448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.937511][ T32] r10:61c88647 r9:84930000 r8:856803ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.937566][ T32] r4:85680380 [ 1346.937639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.937689][ T32] r10:00000000 r9:85680380 r8:80287e08 r7:eb73de60 r6:85680400 r5:84930000 [ 1346.937712][ T32] r4:00000001 [ 1346.937749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.937839][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1346.937884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.937916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.937943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.937999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.938050][ T32] r4:8567c780 [ 1346.938466][ T32] INFO: task kworker/0:718:5170 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.938508][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.938604][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.938654][ T32] Call trace: [ 1346.938701][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.938778][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.938805][ T32] r4:00000000 [ 1346.938838][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.938882][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.938910][ T32] 1d20: d8fe7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.938939][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.938964][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.938987][ T32] r5:80050013 r4:80239bb0 [ 1346.939008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.939051][ T32] r4:82ac21e4 [ 1346.939070][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.939111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.939133][ T32] r4:e0431dc0 [ 1346.939158][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.939199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.939223][ T32] r4:00000000 [ 1346.939266][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.939317][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.939339][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.939379][ T32] r5:00001000 r4:e0439000 [ 1346.939426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.939493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.939547][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.939569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.939640][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.939665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.939712][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.939734][ T32] r4:84aeca80 [ 1346.939752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.939796][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.939818][ T32] r4:00000001 [ 1346.939837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.939872][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.939899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.939951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.939986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.940016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.940040][ T32] r4:84b0e0c0 [ 1346.940063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.940092][ T32] INFO: task kworker/0:719:5171 blocked for more than 473 seconds. [ 1346.940124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.940156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.940178][ T32] task:kworker/0:719 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.940222][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.940264][ T32] Call trace: [ 1346.940294][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.940341][ T32] r10:8291a684 r9:eb74dd84 r8:00000002 r7:60000013 r6:eb74dd8c r5:84930c00 [ 1346.940364][ T32] r4:84930c00 [ 1346.940437][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.940486][ T32] r5:84930c00 r4:8291a680 [ 1346.940506][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.940545][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.940586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1346.940609][ T32] r4:00000000 [ 1346.940628][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.940710][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.940750][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.940792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cc40 [ 1346.940838][ T32] r4:00000000 [ 1346.940861][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.940930][ T32] r9:83018005 r8:84930c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1346.940967][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.941043][ T32] r5:00001000 r4:eb08d000 [ 1346.941100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.941151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.941196][ T32] r5:8564038c r4:85640000 [ 1346.941215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.941259][ T32] r7:dddced80 r6:83018000 r5:8564038c r4:85680480 [ 1346.941316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.941430][ T32] r10:61c88647 r9:84930c00 r8:856804ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.941462][ T32] r4:85680480 [ 1346.941485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.941530][ T32] r10:00000000 r9:85680480 r8:80287e08 r7:eb749e60 r6:85680500 r5:84930c00 [ 1346.941552][ T32] r4:00000001 [ 1346.941571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.941605][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1346.941661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.941692][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.941719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.941746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.941771][ T32] r4:8567c780 [ 1346.942011][ T32] INFO: task kworker/0:719:5171 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.942053][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.942178][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.942229][ T32] Call trace: [ 1346.942321][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.942426][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.942474][ T32] r4:00000000 [ 1346.942498][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.942539][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.942600][ T32] 1d20: d8fe7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.942633][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.942660][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.942821][ T32] r5:80050013 r4:80239bb0 [ 1346.942878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.943025][ T32] r4:82ac21e4 [ 1346.964379][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.964480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.964541][ T32] r4:e0431dc0 [ 1346.964566][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.964612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.964670][ T32] r4:00000000 [ 1346.965053][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.965109][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.965156][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.965217][ T32] r5:00001000 r4:e0439000 [ 1346.965240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.965283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.965364][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.965398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.965452][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.965474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.965547][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.965574][ T32] r4:84aeca80 [ 1346.965597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.965657][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.965695][ T32] r4:00000001 [ 1346.965723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.965763][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.965795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.965824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.965851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.965881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.965929][ T32] r4:84b0e0c0 [ 1346.965958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.965990][ T32] INFO: task kworker/0:720:5174 blocked for more than 473 seconds. [ 1346.966024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.966051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.966074][ T32] task:kworker/0:720 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.966148][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.966196][ T32] Call trace: [ 1346.966286][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.966343][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000013 r6:eb741d8c r5:84931800 [ 1346.966406][ T32] r4:84931800 [ 1346.966432][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.966500][ T32] r5:84931800 r4:8291a680 [ 1346.966524][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.966565][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.966607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1346.966703][ T32] r4:00000000 [ 1346.966726][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.966762][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.966795][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.966835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85686040 [ 1346.966858][ T32] r4:00000000 [ 1346.966877][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.966920][ T32] r9:83018005 r8:84931800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1346.966978][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.967024][ T32] r5:00001000 r4:eb19b000 [ 1346.967044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.967085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.967125][ T32] r5:85640f8c r4:85640c00 [ 1346.967155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.967199][ T32] r7:dddced80 r6:83018000 r5:85640f8c r4:85680580 [ 1346.967219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.967263][ T32] r10:61c88647 r9:84931800 r8:856805ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.967286][ T32] r4:85680580 [ 1346.967304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.967348][ T32] r10:00000000 r9:85680580 r8:80287e08 r7:eb74de60 r6:85680600 r5:84931800 [ 1346.967370][ T32] r4:00000001 [ 1346.967388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.967437][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1346.967472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.967519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.967576][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.967610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.967647][ T32] r4:8567cd80 [ 1346.968075][ T32] INFO: task kworker/0:720:5174 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.968116][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.968182][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.968227][ T32] Call trace: [ 1346.968291][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.968343][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.968374][ T32] r4:00000000 [ 1346.968397][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.968448][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1346.968481][ T32] 1d20: d92a2000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1346.968510][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1346.968534][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.968570][ T32] r5:80050013 r4:80239bb0 [ 1346.968593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.968634][ T32] r4:82ac21e4 [ 1346.968654][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.968695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.968718][ T32] r4:e0431dc0 [ 1346.968812][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.968858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.968882][ T32] r4:00000000 [ 1346.968902][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.968946][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.968968][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.969008][ T32] r5:00001000 r4:e0439000 [ 1346.969028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.969095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.969146][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.969167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.969215][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.969236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.969314][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.969359][ T32] r4:84aeca80 [ 1346.969382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.969487][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.969515][ T32] r4:00000001 [ 1346.969535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.969571][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.969597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.969638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.969672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.969703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.969726][ T32] r4:84b0e0c0 [ 1346.969772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.969802][ T32] INFO: task kworker/0:721:5177 blocked for more than 473 seconds. [ 1346.969843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.969894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.969943][ T32] task:kworker/0:721 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.970021][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.970091][ T32] Call trace: [ 1346.970126][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.970186][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:8569b000 [ 1346.970209][ T32] r4:8569b000 [ 1346.970230][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.970322][ T32] r5:8569b000 r4:8291a680 [ 1346.970372][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.970415][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.970456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1346.970479][ T32] r4:00000000 [ 1346.970498][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1346.970532][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1346.970690][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.970758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cdc0 [ 1346.970784][ T32] r4:00000000 [ 1346.970829][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.970876][ T32] r9:83018005 r8:8569b000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1346.970915][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.971011][ T32] r5:00001000 r4:eb0db000 [ 1346.971034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.971100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.971147][ T32] r5:8564078c r4:85640400 [ 1346.971192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.971242][ T32] r7:dddced80 r6:83018000 r5:8564078c r4:85680680 [ 1346.971264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.971325][ T32] r10:61c88647 r9:8569b000 r8:856806ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.971352][ T32] r4:85680680 [ 1346.971372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.971417][ T32] r10:00000000 r9:85680680 r8:80287e08 r7:eb741e60 r6:85667380 r5:8569b000 [ 1346.971439][ T32] r4:00000001 [ 1346.971457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.971491][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1346.971517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.971578][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.971607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.971637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.971659][ T32] r4:8567cf00 [ 1346.972234][ T32] INFO: task kworker/0:721:5177 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1346.972275][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.972430][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.972490][ T32] Call trace: [ 1346.972572][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.972627][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1346.972666][ T32] r4:00000000 [ 1346.972695][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1346.972899][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1346.995534][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1346.995781][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.995825][ T32] r5:00001000 r4:e0439000 [ 1346.995846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.995911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.995959][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.995980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.996028][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1346.996049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.996100][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.996123][ T32] r4:84aeca80 [ 1346.996179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.996235][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1346.996264][ T32] r4:00000001 [ 1346.996286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.996325][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1346.996355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.996384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.996411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.996439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.996474][ T32] r4:84b0e0c0 [ 1346.996527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.996575][ T32] INFO: task kworker/1:301:5179 blocked for more than 473 seconds. [ 1346.996610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.996637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.996658][ T32] task:kworker/1:301 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.996771][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.996821][ T32] Call trace: [ 1346.996883][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1346.996936][ T32] r10:8291a684 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:85698000 [ 1346.996959][ T32] r4:85698000 [ 1346.997029][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.997075][ T32] r5:85698000 r4:8291a680 [ 1346.997096][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.997135][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.997198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 ** 3 printk messages dropped ** [ 1346.997463][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.997825][ T32] r5:856d478c r4:856d4400 ** 2 printk messages dropped ** [ 1346.997916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.998093][ T32] r10:00000000 r9:85667400 r8:80287e08 r7:eb569e60 r6:85667480 r5:85698000 ** 9 printk messages dropped ** [ 1346.998823][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.999162][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 2 printk messages dropped ** [ 1346.999300][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1346.999326][ T32] r5:80050013 r4:80239bb0 [ 1346.999347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.999401][ T32] r4:82ac21e4 [ 1346.999423][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.999465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1346.999487][ T32] r4:e0431dc0 [ 1346.999505][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1346.999557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1346.999584][ T32] r4:00000000 [ 1346.999603][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1346.999648][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1346.999670][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.999710][ T32] r5:00001000 r4:e0439000 [ 1346.999735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.999777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.999821][ T32] r5:84b4ef8c r4:84b4ec00 [ 1346.999843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.999974][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.000001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.000050][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.000074][ T32] r4:84aeca80 [ 1347.000093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.000144][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.000168][ T32] r4:00000001 [ 1347.000187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.000247][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.000277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.000306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.000332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.000386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.000411][ T32] r4:84b0e0c0 [ 1347.000432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.000459][ T32] INFO: task kworker/0:722:5181 blocked for more than 473 seconds. [ 1347.000487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.000537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.000561][ T32] task:kworker/0:722 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.000607][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.000664][ T32] Call trace: [ 1347.000695][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.000741][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:8569bc00 [ 1347.000764][ T32] r4:8569bc00 [ 1347.000784][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.000826][ T32] r5:8569bc00 r4:8291a680 [ 1347.000882][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.000939][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.000988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1347.001037][ T32] r4:00000000 [ 1347.001059][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.001122][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.001170][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.001228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cf80 [ 1347.001253][ T32] r4:00000000 [ 1347.001347][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.001540][ T32] r9:83018005 r8:8569bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1347.001567][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.001611][ T32] r5:00001000 r4:eb137000 [ 1347.001630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.001670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.001816][ T32] r5:85640b8c r4:85640800 [ 1347.001840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.001949][ T32] r7:dddced80 r6:83018000 r5:85640b8c r4:85680700 [ 1347.001976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.002048][ T32] r10:61c88647 r9:8569bc00 r8:8568072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.002074][ T32] r4:85680700 [ 1347.002093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.002144][ T32] r10:00000000 r9:85680700 r8:80287e08 r7:eb741e60 r6:85667500 r5:8569bc00 [ 1347.002170][ T32] r4:00000001 [ 1347.002204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.002344][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1347.002423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.002467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.002520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.002552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1347.002811][ T32] INFO: task kworker/0:722:5181 is blocked on a mutex likely owned by task kworker/0:173:3630. ** 10 printk messages dropped ** [ 1347.024058][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1347.024287][ T32] r4:e0431dc0 ** 7 printk messages dropped ** [ 1347.024705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.025189][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 2 printk messages dropped ** [ 1347.025283][ T32] r4:84aeca80 [ 1347.025367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.025465][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.025588][ T32] r4:00000001 [ 1347.025700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.025906][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.025952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.025985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.026012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.026040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.026084][ T32] r4:84b0e0c0 [ 1347.026223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.026334][ T32] INFO: task kworker/0:723:5183 blocked for more than 473 seconds. [ 1347.026853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.026976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.027101][ T32] task:kworker/0:723 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.027261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.027308][ T32] Call trace: [ 1347.027576][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.027700][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000013 r6:eb769d8c r5:8569d400 [ 1347.028153][ T32] r4:8569d400 [ 1347.028274][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.028321][ T32] r5:8569d400 r4:8291a680 [ 1347.028397][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.028839][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.028988][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.029262][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.029441][ T32] r5:00001000 r4:eb3d9000 ** 5 printk messages dropped ** [ 1347.029640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.029926][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.030853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.031000][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1347.031291][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1347.031442][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.031568][ T32] r5:00001000 r4:e0439000 [ 1347.031665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.031709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.031960][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.032646][ T32] r4:84b0e0c0 ** 5 printk messages dropped ** [ 1347.033055][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.066885][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.067308][ T32] r9:83018205 r8:8569ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 9 printk messages dropped ** [ 1347.067835][ T32] r4:85667600 ** 3 printk messages dropped ** [ 1347.068013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.068054][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1347.068102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.068143][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.068171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.068226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.068279][ T32] r4:856910c0 [ 1347.068692][ T32] INFO: task kworker/1:302:5184 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.068733][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.068839][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.068885][ T32] Call trace: [ 1347.068939][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.069007][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.069034][ T32] r4:00000000 [ 1347.069055][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.069096][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.069148][ T32] 1d20: d9fd7000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.069182][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.069230][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.069336][ T32] r5:80050013 r4:80239bb0 [ 1347.069371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.069420][ T32] r4:82ac21e4 [ 1347.069491][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.069538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.069587][ T32] r4:e0431dc0 [ 1347.069646][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.069692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.069716][ T32] r4:00000000 [ 1347.069736][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.069780][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.069801][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.069842][ T32] r5:00001000 r4:e0439000 [ 1347.069861][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.069899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.069972][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.069995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.070042][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.070065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.070111][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.070133][ T32] r4:84aeca80 [ 1347.070250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.070299][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.070321][ T32] r4:00000001 [ 1347.070372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.070434][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.070527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.070559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.070587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.070616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.070733][ T32] r4:84b0e0c0 [ 1347.070759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.070789][ T32] INFO: task kworker/0:724:5186 blocked for more than 473 seconds. [ 1347.070844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.070910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.070934][ T32] task:kworker/0:724 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.071058][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.071141][ T32] Call trace: [ 1347.071176][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.071224][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000013 r6:eb76dd8c r5:8569a400 [ 1347.071248][ T32] r4:8569a400 [ 1347.071269][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.071312][ T32] r5:8569a400 r4:8291a680 [ 1347.071331][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.071381][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.071427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1347.071449][ T32] r4:00000000 [ 1347.071468][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.071504][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.071540][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.071579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85686140 [ 1347.071678][ T32] r4:00000000 [ 1347.071703][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.071865][ T32] r9:83018005 r8:8569a400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 3 printk messages dropped ** [ 1347.072044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.072975][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.087478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.088406][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.088580][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1347.088866][ T32] r4:e0431dc0 ** 6 printk messages dropped ** [ 1347.089315][ T32] r5:00001000 r4:e0439000 [ 1347.089902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.090049][ T32] r5:84b4ef8c r4:84b4ec00 ** 1 printk messages dropped ** [ 1347.090134][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 10 printk messages dropped ** [ 1347.090711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.091159][ T32] task:kworker/0:725 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1347.091953][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1347.092476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.092816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.115114][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.115678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1347.117195][ T32] r5:00001000 r4:e0439000 [ 1347.117221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.118768][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.119890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.121037][ T32] task:kworker/1:303 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.121417][ T32] r4:84935400 [ 1347.121438][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.121518][ T32] r5:84935400 r4:8291a680 [ 1347.121542][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.121584][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.121627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1347.121649][ T32] r4:00000000 [ 1347.121668][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.121702][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.121738][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.121780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856915c0 [ 1347.121802][ T32] r4:00000000 [ 1347.121896][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.121946][ T32] r9:83018205 r8:84935400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1347.121968][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.122013][ T32] r5:00001000 r4:eb477000 [ 1347.122033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.122097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.122145][ T32] r5:856d4f8c r4:856d4c00 [ 1347.122165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.122212][ T32] r7:ddde2d80 r6:83018200 r5:856d4f8c r4:85667780 [ 1347.122252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.122408][ T32] r10:61c88647 r9:84935400 r8:856677ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.122462][ T32] r4:85667780 [ 1347.122503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.122599][ T32] r10:00000000 r9:85667780 r8:80287e08 r7:eb759e60 r6:85680980 r5:84935400 [ 1347.122643][ T32] r4:00000001 [ 1347.122792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.123014][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1347.156808][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.156866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.156895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.156928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.156953][ T32] r4:85691380 [ 1347.157399][ T32] INFO: task kworker/1:303:5189 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.157447][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.157892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.157958][ T32] Call trace: [ 1347.158036][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.158127][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.158155][ T32] r4:00000000 [ 1347.158440][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.158489][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.158545][ T32] 1d20: da520000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.158578][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.158649][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.158710][ T32] r5:80050013 r4:80239bb0 [ 1347.158735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.158784][ T32] r4:82ac21e4 [ 1347.158804][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.158846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.158868][ T32] r4:e0431dc0 [ 1347.159042][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.159094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.159118][ T32] r4:00000000 [ 1347.159138][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.159185][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.159208][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1347.159360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.159400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.159627][ T32] r4:84aeca80 ** 6 printk messages dropped ** [ 1347.160132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1347.160974][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000113 r6:eb77dd8c r5:84932400 ** 11 printk messages dropped ** [ 1347.161760][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.162556][ T32] r10:61c88647 r9:84932400 r8:8566782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1347.188755][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.189565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 ** 12 printk messages dropped ** [ 1347.190571][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1347.190909][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.190959][ T32] r4:00000001 [ 1347.190999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.191098][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.191154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.191218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.191276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.191342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.191392][ T32] r4:84b0e0c0 [ 1347.191443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.191503][ T32] INFO: task kworker/0:726:5194 blocked for more than 473 seconds. [ 1347.191571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.191649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.191702][ T32] task:kworker/0:726 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.191798][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.191884][ T32] Call trace: [ 1347.191947][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.192041][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:84936c00 [ 1347.192088][ T32] r4:84936c00 [ 1347.192152][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.192258][ T32] r5:84936c00 r4:8291a680 [ 1347.192308][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.192398][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.192501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1347.192607][ T32] r4:00000000 [ 1347.192655][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.192726][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.192811][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.192900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856867c0 [ 1347.193027][ T32] r4:00000000 [ 1347.207389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.207617][ T32] r9:83018005 r8:84936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.207716][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.207826][ T32] r5:00001000 r4:eb42d000 [ 1347.207875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.207959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.208061][ T32] r5:85641f8c r4:85641c00 [ 1347.208109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.208209][ T32] r7:dddced80 r6:83018000 r5:85641f8c r4:85680a80 [ 1347.208258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.208363][ T32] r10:61c88647 r9:84936c00 r8:85680aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.208858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.209902][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.210169][ T32] 1d20: da955000 e0123000 00000001 80239b98 7f4df000 00000001 ** 7 printk messages dropped ** [ 1347.210582][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1347.210892][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1347.210958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.211224][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1347.211463][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.211707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.212094][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.212324][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.212569][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.213058][ T32] r7:dddced80 r6:83018000 r5:85642b8c r4:85680b80 ** 1 printk messages dropped ** [ 1347.234088][ T32] r10:61c88647 r9:85710000 r8:85680bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.234175][ T32] r4:85680b80 [ 1347.234201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.234279][ T32] r10:00000000 r9:85680b80 r8:80287e08 r7:eb781e60 r6:85680c00 r5:85710000 [ 1347.234384][ T32] r4:00000001 [ 1347.234409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.234477][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1347.234511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.234539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.234593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.234652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.234677][ T32] r4:85686800 [ 1347.235111][ T32] INFO: task kworker/0:727:5196 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.235153][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.235274][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.235325][ T32] Call trace: [ 1347.235363][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.235416][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.235439][ T32] r4:00000000 [ 1347.235460][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.235499][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.235528][ T32] 1d20: dab00000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.235583][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.235640][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.235668][ T32] r5:80050013 r4:80239bb0 [ 1347.235691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.235735][ T32] r4:82ac21e4 [ 1347.235755][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.235855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.235882][ T32] r4:e0431dc0 [ 1347.235930][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.236012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.236156][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.236315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.236770][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 11 printk messages dropped ** [ 1347.237531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1347.238857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 ** 15 printk messages dropped ** [ 1347.239971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1347.241456][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1347.242100][ T32] r4:e0431dc0 ** 7 printk messages dropped ** [ 1347.242541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1347.264094][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1347.264763][ T32] r5:85712400 r4:8291a680 ** 8 printk messages dropped ** [ 1347.265060][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.265621][ T32] r10:61c88647 r9:85712400 r8:856678ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1347.266887][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.267269][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1347.267618][ T32] r4:e0431dc0 [ 1347.267664][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.267836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.267944][ T32] r4:00000000 [ 1347.267991][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.268235][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.268430][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.268526][ T32] r5:00001000 r4:e0439000 [ 1347.268568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.268643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.268736][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.268784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.268910][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.268955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.269042][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.269088][ T32] r4:84aeca80 [ 1347.269127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.269211][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.269254][ T32] r4:00000001 [ 1347.269321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.269402][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.269435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.269462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.269490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.269519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.269563][ T32] r4:84b0e0c0 [ 1347.269608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.269658][ T32] INFO: task kworker/1:306:5200 blocked for more than 473 seconds. [ 1347.269777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.269835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.269859][ T32] task:kworker/1:306 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.269906][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.269968][ T32] Call trace: [ 1347.270001][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.270098][ T32] r10:8291a684 r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:85713000 [ 1347.270147][ T32] r4:85713000 [ 1347.270170][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.270214][ T32] r5:85713000 r4:8291a680 [ 1347.270254][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.270296][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.270343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 [ 1347.270365][ T32] r4:00000000 [ 1347.270383][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.270415][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.270447][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.270496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856917c0 [ 1347.270547][ T32] r4:00000000 [ 1347.270582][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.270627][ T32] r9:83018205 r8:85713000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1347.270647][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.270687][ T32] r5:00001000 r4:eb499000 [ 1347.270732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.270793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.270839][ T32] r5:856d538c r4:856d5000 [ 1347.270881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.270965][ T32] r7:ddde2d80 r6:83018200 r5:856d538c r4:85667900 ** 1 printk messages dropped ** [ 1347.271202][ T32] r10:61c88647 r9:85713000 r8:8566792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.271698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.272332][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.272459][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1347.272787][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.292619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.292909][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1347.293695][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.293810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.294143][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.294397][ T32] r5:85714800 r4:8291a680 ** 3 printk messages dropped ** [ 1347.294562][ T32] r4:00000000 [ 1347.294616][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.294673][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.294736][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.294781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856918c0 [ 1347.294824][ T32] r4:00000000 [ 1347.294846][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.294894][ T32] r9:83018205 r8:85714800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1347.294916][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.294998][ T32] r5:00001000 r4:eb4c5000 [ 1347.295023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.295064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.295129][ T32] r5:856d578c r4:856d5400 [ 1347.295157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.295202][ T32] r7:ddde2d80 r6:83018200 r5:856d578c r4:85667980 [ 1347.295222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.295301][ T32] r10:61c88647 r9:85714800 r8:856679ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.295350][ T32] r4:85667980 [ 1347.295372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.295423][ T32] r10:00000000 r9:85667980 r8:80287e08 r7:eb795e60 r6:85680e80 r5:85714800 [ 1347.295446][ T32] r4:00000001 [ 1347.295465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.295501][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1347.295551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.295584][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.295633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.295664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.295708][ T32] r4:85691700 [ 1347.296171][ T32] INFO: task kworker/1:307:5202 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.296218][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.296356][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.296442][ T32] Call trace: [ 1347.296523][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.296610][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.296651][ T32] r4:00000000 [ 1347.296686][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.296741][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.296770][ T32] 1d20: db34d000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.296799][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.296823][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.296846][ T32] r5:80050013 r4:80239bb0 [ 1347.296866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.296937][ T32] r4:82ac21e4 [ 1347.296960][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.297004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.297028][ T32] r4:e0431dc0 [ 1347.297104][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.297186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.297248][ T32] r4:00000000 [ 1347.297271][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.297365][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.297445][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.297491][ T32] r5:00001000 r4:e0439000 [ 1347.297510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.297571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.297810][ T32] r4:84aeca80 ** 6 printk messages dropped ** [ 1347.298001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.298350][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.298671][ T32] r5:85715400 r4:8291a680 ** 5 printk messages dropped ** [ 1347.298862][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1347.299414][ T32] r10:61c88647 r9:85715400 r8:85667a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.299703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.300291][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.300483][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 9 printk messages dropped ** [ 1347.300826][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1347.300998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.301151][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 8 printk messages dropped ** [ 1347.301630][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.302128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.302764][ T32] r4:85713c00 [ 1347.302788][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.302896][ T32] r5:85713c00 r4:8291a680 [ 1347.302978][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.336809][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.336958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1347.337030][ T32] r4:00000000 [ 1347.337093][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.337137][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.337208][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.337253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c5c0 [ 1347.337277][ T32] r4:00000000 [ 1347.337322][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.337371][ T32] r9:83018005 r8:85713c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1347.337393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.337438][ T32] r5:00001000 r4:eb593000 [ 1347.337459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.337531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.337578][ T32] r5:8564278c r4:85642400 [ 1347.337632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.337685][ T32] r7:dddced80 r6:83018000 r5:8564278c r4:85680f80 [ 1347.337746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.337798][ T32] r10:61c88647 r9:85713c00 r8:85680fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.337821][ T32] r4:85680f80 [ 1347.337869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.337954][ T32] r10:00000000 r9:85680f80 r8:80287e08 r7:eb789e60 r6:85688000 r5:85713c00 [ 1347.338008][ T32] r4:00000001 [ 1347.338060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.338151][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1347.338222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.338257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.338284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.338343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.338374][ T32] r4:8567cf00 [ 1347.338785][ T32] INFO: task kworker/0:729:5208 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.338824][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.338930][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.339039][ T32] Call trace: [ 1347.339134][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.339189][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.339268][ T32] r4:00000000 [ 1347.339325][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.339369][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.339398][ T32] 1d20: dbc91000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.339427][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.339483][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.339510][ T32] r5:80050013 r4:80239bb0 [ 1347.339559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.339605][ T32] r4:82ac21e4 [ 1347.339653][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.339698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.339744][ T32] r4:e0431dc0 [ 1347.339800][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.339882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.339921][ T32] r4:00000000 [ 1347.339943][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.340021][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.340159][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.340205][ T32] r5:00001000 r4:e0439000 [ 1347.340261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.340335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.340414][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.340469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.340518][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.340538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.340584][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.340605][ T32] r4:84aeca80 [ 1347.340624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1347.340738][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.341084][ T32] INFO: task kworker/0:730:5210 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.341569][ T32] r5:85716000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.341767][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.342111][ T32] r5:85642f8c r4:85642c00 ** 4 printk messages dropped ** [ 1347.342260][ T32] r4:85688080 ** 6 printk messages dropped ** [ 1347.342536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.359617][ T32] 1d20: dbe71000 e0123000 00000001 80239b98 7f4df000 00000001 ** 9 printk messages dropped ** [ 1347.359960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 5 printk messages dropped ** [ 1347.360148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.360552][ T32] r4:84aeca80 ** 5 printk messages dropped ** [ 1347.360742][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.360992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.361501][ T32] r4:85716c00 ** 3 printk messages dropped ** [ 1347.361735][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.361790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ade08 [ 1347.361832][ T32] r4:00000000 [ 1347.361876][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.361950][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.362020][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.362107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685880 [ 1347.362162][ T32] r4:00000000 [ 1347.362226][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.362436][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1347.362549][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.362762][ T32] r5:00001000 r4:eb5f3000 [ 1347.362812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.363152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.376031][ T32] r5:8564338c r4:85643000 [ 1347.376087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.376163][ T32] r7:dddced80 r6:83018000 r5:8564338c r4:85688180 [ 1347.376214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.376298][ T32] r10:61c88647 r9:85716c00 r8:856881ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.376329][ T32] r4:85688180 [ 1347.376351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.376400][ T32] r10:00000000 r9:85688180 r8:80287e08 r7:eb775e60 r6:85688200 r5:85716c00 [ 1347.376471][ T32] r4:00000001 [ 1347.376527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.376611][ T32] Exception stack(0xeb7adfb0 to 0xeb7adff8) [ 1347.376678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.376746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.376803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.376835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.376870][ T32] r4:85685100 [ 1347.377320][ T32] INFO: task kworker/0:731:5212 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.377371][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.377442][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.377512][ T32] Call trace: [ 1347.377547][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.377621][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.377648][ T32] r4:00000000 [ 1347.377668][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.377708][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.377736][ T32] 1d20: dc157000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.377794][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.377823][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.377868][ T32] r5:80050013 r4:80239bb0 [ 1347.377909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.377956][ T32] r4:82ac21e4 [ 1347.377976][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.378048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.378082][ T32] r4:e0431dc0 [ 1347.378156][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.378202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.378224][ T32] r4:00000000 [ 1347.378270][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.378358][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.378390][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.378470][ T32] r5:00001000 r4:e0439000 [ 1347.378527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.378570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.378612][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.378660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.378711][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.378782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.378873][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.378899][ T32] r4:84aeca80 [ 1347.378938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.378987][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.379112][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1347.379191][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) ** 8 printk messages dropped ** [ 1347.379493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1347.379894][ T32] r5:84933000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.380143][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1347.380709][ T32] r7:dddced80 r6:83018000 r5:8565038c r4:85688280 ** 6 printk messages dropped ** [ 1347.380958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1347.381692][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.381977][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1347.382364][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.382601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.382799][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 2 printk messages dropped ** [ 1347.382914][ T32] r4:84aeca80 [ 1347.382954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.405809][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.405928][ T32] r4:00000001 [ 1347.405958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.406021][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.406093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.406126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.406179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.406211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.406267][ T32] r4:84b0e0c0 [ 1347.406326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.406394][ T32] INFO: task kworker/1:309:5216 blocked for more than 473 seconds. [ 1347.406431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.406493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.406552][ T32] task:kworker/1:309 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.406673][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.406826][ T32] Call trace: [ 1347.406959][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.407100][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:84934800 [ 1347.407160][ T32] r4:84934800 [ 1347.407202][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.407310][ T32] r5:84934800 r4:8291a680 [ 1347.407387][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.407467][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.407595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1347.407649][ T32] r4:00000000 [ 1347.407690][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.407814][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.407914][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.408000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691e80 [ 1347.408055][ T32] r4:00000000 [ 1347.408082][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.408130][ T32] r9:83018205 r8:84934800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1347.408184][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.408231][ T32] r5:00001000 r4:eb5e5000 [ 1347.408251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.408290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.408337][ T32] r5:856d638c r4:856d6000 [ 1347.408406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.408457][ T32] r7:ddde2d80 r6:83018200 r5:856d638c r4:85667a80 [ 1347.408510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.408559][ T32] r10:61c88647 r9:84934800 r8:85667aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.408581][ T32] r4:85667a80 [ 1347.408628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.408675][ T32] r10:00000000 r9:85667a80 r8:80287e08 r7:eb795e60 r6:85688380 r5:84934800 [ 1347.408698][ T32] r4:00000001 [ 1347.408745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.408784][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1347.408811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.408838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.408863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.408892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.408928][ T32] r4:85691d80 [ 1347.409402][ T32] INFO: task kworker/1:309:5216 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.409484][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.409579][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.409626][ T32] Call trace: [ 1347.409657][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.409708][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.409730][ T32] r4:00000000 [ 1347.409750][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.409851][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.409913][ T32] 1d20: dc869000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.409959][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.409987][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.410022][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.410199][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1347.410536][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1347.410737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.410952][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 1 printk messages dropped ** [ 1347.411022][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.411205][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.411420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.411529][ T32] r4:84b0e0c0 ** 3 printk messages dropped ** [ 1347.411735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1347.411957][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.412091][ T32] r4:84936000 ** 3 printk messages dropped ** [ 1347.412310][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.412528][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1347.412750][ T32] r9:83018205 r8:84936000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 3 printk messages dropped ** [ 1347.425340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.425693][ T32] r10:61c88647 r9:84936000 r8:85667b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.425715][ T32] r4:85667b00 [ 1347.425735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.425781][ T32] r10:00000000 r9:85667b00 r8:80287e08 r7:eb7bde60 r6:85688400 r5:84936000 [ 1347.425802][ T32] r4:00000001 [ 1347.425822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.425893][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1347.425927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.425956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.426003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.426076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.426136][ T32] r4:85691e00 [ 1347.426575][ T32] INFO: task kworker/1:310:5218 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.426617][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.426750][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.426800][ T32] Call trace: [ 1347.426832][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.427049][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.427112][ T32] r4:00000000 [ 1347.427137][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.427179][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.427208][ T32] 1d20: dc869000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.427236][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.427289][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.427363][ T32] r5:80050013 r4:80239bb0 [ 1347.427457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.427502][ T32] r4:82ac21e4 [ 1347.427523][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.427564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.427586][ T32] r4:e0431dc0 [ 1347.427639][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.427712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.427737][ T32] r4:00000000 [ 1347.427757][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.427802][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.427854][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.427898][ T32] r5:00001000 r4:e0439000 [ 1347.427918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.427988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.428032][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.428068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.428153][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.428177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.428223][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.428245][ T32] r4:84aeca80 [ 1347.428263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.428367][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.428420][ T32] r4:00000001 [ 1347.428577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.428691][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.428786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.428850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.428879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.428954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.429077][ T32] r4:84b0e0c0 [ 1347.429133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.429194][ T32] INFO: task kworker/1:311:5219 blocked for more than 473 seconds. [ 1347.429230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.429257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.429315][ T32] task:kworker/1:311 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.429458][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.429583][ T32] Call trace: [ 1347.429634][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.429730][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000113 r6:eb7c9d8c r5:85718000 ** 4 printk messages dropped ** [ 1347.430014][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.430552][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 8 printk messages dropped ** [ 1347.431016][ T32] r10:61c88647 r9:85718000 r8:85667bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.431479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.432241][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 7 printk messages dropped ** [ 1347.432564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1347.453427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.453613][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1347.453905][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1347.454422][ T32] INFO: task kworker/0:733:5222 blocked for more than 473 seconds. [ 1347.454461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.454517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.454572][ T32] task:kworker/0:733 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.454700][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.454817][ T32] Call trace: [ 1347.454902][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.454984][ T32] r10:8291a684 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:8571a400 [ 1347.455037][ T32] r4:8571a400 [ 1347.455103][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.455149][ T32] r5:8571a400 r4:8291a680 [ 1347.455168][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.455207][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.455248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1347.455296][ T32] r4:00000000 [ 1347.455319][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.455360][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.455397][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.455438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85685980 [ 1347.455460][ T32] r4:00000000 [ 1347.455509][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.455600][ T32] r9:83018005 r8:8571a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1347.455714][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.455785][ T32] r5:00001000 r4:eb605000 [ 1347.455859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.455911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.456003][ T32] r5:8564378c r4:85643400 [ 1347.456061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.456110][ T32] r7:dddced80 r6:83018000 r5:8564378c r4:85688500 [ 1347.456130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.456174][ T32] r10:61c88647 r9:8571a400 r8:8568852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.456196][ T32] r4:85688500 [ 1347.456216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.456289][ T32] r10:00000000 r9:85688500 r8:80287e08 r7:eb7b5e60 r6:85688580 r5:8571a400 [ 1347.456314][ T32] r4:00000001 [ 1347.456371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.456410][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1347.456468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.456499][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.456557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.456613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.456667][ T32] r4:85685a00 [ 1347.457111][ T32] INFO: task kworker/0:733:5222 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.457150][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.457207][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.457249][ T32] Call trace: [ 1347.457276][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.457385][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.457428][ T32] r4:00000000 [ 1347.457458][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.457499][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.457555][ T32] 1d20: dd068000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.457611][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 2 printk messages dropped ** [ 1347.457715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1347.458299][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1347.458478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.458711][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 8 printk messages dropped ** [ 1347.459136][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.459481][ T32] task:kworker/1:312 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.460030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 ** 9 printk messages dropped ** [ 1347.460678][ T32] r5:00001000 r4:eb7d7000 ** 6 printk messages dropped ** [ 1347.461047][ T32] r10:61c88647 r9:8571b000 r8:85667c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.461602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.462263][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.462534][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.462560][ T32] r5:80050013 r4:80239bb0 [ 1347.462626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.462695][ T32] r4:82ac21e4 [ 1347.462719][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.462760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.462781][ T32] r4:e0431dc0 [ 1347.462834][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.462878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.462913][ T32] r4:00000000 [ 1347.463020][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.494281][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.494357][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.494490][ T32] r5:00001000 r4:e0439000 [ 1347.494518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.494561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.494647][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.494671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.494757][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.494808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.494903][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.494930][ T32] r4:84aeca80 [ 1347.494950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.495042][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.495175][ T32] r4:00000001 [ 1347.495232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.495302][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.495342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.495417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.495474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.495613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.495687][ T32] r4:84b0e0c0 [ 1347.495747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.495821][ T32] INFO: task kworker/1:313:5226 blocked for more than 473 seconds. [ 1347.495890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.495919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.495942][ T32] task:kworker/1:313 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.496001][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.496169][ T32] Call trace: [ 1347.496260][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.496370][ T32] r10:8291a684 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:8571bc00 [ 1347.496444][ T32] r4:8571bc00 [ 1347.496467][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.496562][ T32] r5:8571bc00 r4:8291a680 [ 1347.496590][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.496633][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.496727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 [ 1347.496780][ T32] r4:00000000 [ 1347.496835][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.496873][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.497094][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.497530][ T32] r5:85643b8c r4:85643800 ** 3 printk messages dropped ** [ 1347.497759][ T32] r10:61c88647 r9:8571bc00 r8:85667cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.498186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.499099][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 8 printk messages dropped ** [ 1347.499490][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1347.499823][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.500038][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1347.500259][ T32] r4:84aeca80 ** 5 printk messages dropped ** [ 1347.500505][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.500841][ T32] task:kworker/1:314 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.501936][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.502208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d2c0 ** 11 printk messages dropped ** [ 1347.540145][ T32] r10:61c88647 r9:8571c800 r8:85667d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.540856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.542867][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.548214][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1347.549485][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.550028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.550118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.550404][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.550460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.550609][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.550709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.550908][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.551010][ T32] r4:84aeca80 [ 1347.551059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.551182][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.551234][ T32] r4:00000001 [ 1347.551308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.551414][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.551475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.551776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.551878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.551979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.552066][ T32] r4:84b0e0c0 [ 1347.552188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.552262][ T32] INFO: task kworker/1:315:5231 blocked for more than 474 seconds. [ 1347.552337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.552392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.552436][ T32] task:kworker/1:315 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.552538][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.552671][ T32] Call trace: [ 1347.552818][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.553012][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000013 r6:eb7b1d8c r5:8569c800 [ 1347.579502][ T32] r4:8569c800 [ 1347.579574][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.579684][ T32] r5:8569c800 r4:8291a680 [ 1347.579718][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.579959][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.580153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1347.580252][ T32] r4:00000000 [ 1347.580300][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.580368][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.580536][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.580610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d440 [ 1347.580789][ T32] r4:00000000 [ 1347.580825][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.580899][ T32] r9:83018205 r8:8569c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.581165][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.581326][ T32] r5:00001000 r4:dfe61000 [ 1347.581378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.581650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.581751][ T32] r5:856d738c r4:856d7000 [ 1347.581784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.581965][ T32] r7:ddde2d80 r6:83018200 r5:856d738c r4:85667d80 [ 1347.582072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.582153][ T32] r10:61c88647 r9:8569c800 r8:85667dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.582189][ T32] r4:85667d80 [ 1347.582220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.582293][ T32] r10:00000000 r9:85667d80 r8:80287e08 r7:eb7c5e60 r6:85667e00 r5:8569c800 [ 1347.582623][ T32] r4:00000001 [ 1347.582659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.582821][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1347.582952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.591438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.591507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.591559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.591597][ T32] r4:8567d280 [ 1347.592323][ T32] INFO: task kworker/1:315:5231 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.592425][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1347.592693][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.597721][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 10 printk messages dropped ** [ 1347.598540][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1347.599523][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 5 printk messages dropped ** [ 1347.600137][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.600697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.601432][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.602028][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.621345][ T32] r5:00001000 r4:ea91f000 ** 5 printk messages dropped ** [ 1347.621791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.622186][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.623557][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.623936][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 8 printk messages dropped ** [ 1347.624408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 5 printk messages dropped ** [ 1347.624791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.624999][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.625026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.625077][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.625112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.625159][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.625187][ T32] r4:84aeca80 [ 1347.625206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.625252][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.625274][ T32] r4:00000001 [ 1347.625333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.625409][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.625441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.625470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.625496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.625524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.625568][ T32] r4:84b0e0c0 [ 1347.625594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.625640][ T32] INFO: task kworker/1:317:5234 blocked for more than 474 seconds. [ 1347.625678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.625731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.625772][ T32] task:kworker/1:317 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.625829][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.625872][ T32] Call trace: [ 1347.625919][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.625967][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:84860000 [ 1347.625991][ T32] r4:84860000 [ 1347.626012][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.626054][ T32] r5:84860000 r4:8291a680 [ 1347.626091][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.626166][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.626213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1347.626262][ T32] r4:00000000 [ 1347.626284][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.626320][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.626357][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.626423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d940 [ 1347.626468][ T32] r4:00000000 [ 1347.626504][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.626550][ T32] r9:83018205 r8:84860000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.626585][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.626658][ T32] r5:00001000 r4:eacf9000 [ 1347.626708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.626750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.626833][ T32] r5:856d7b8c r4:856d7800 [ 1347.626856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.626904][ T32] r7:ddde2d80 r6:83018200 r5:856d7b8c r4:85667f80 [ 1347.626957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.627047][ T32] r10:61c88647 r9:84860000 r8:85667fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.627085][ T32] r4:85667f80 [ 1347.627107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.627154][ T32] r10:00000000 r9:85667f80 r8:80287e08 r7:eb7c5e60 r6:85673000 r5:84860000 [ 1347.627177][ T32] r4:00000001 [ 1347.627223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.627283][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1347.627341][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.627496][ T32] r4:8567d540 ** 3 printk messages dropped ** [ 1347.628200][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.628448][ T32] 1d20: de3c4000 e0123000 00000001 80239b98 7f4df000 00000001 ** 9 printk messages dropped ** [ 1347.628778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 5 printk messages dropped ** [ 1347.629034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.629137][ T32] r5:84b4ef8c r4:84b4ec00 ** 4 printk messages dropped ** [ 1347.629327][ T32] r4:84aeca80 ** 6 printk messages dropped ** [ 1347.629558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.630047][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.630396][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.630920][ T32] r5:00001000 r4:eac99000 ** 6 printk messages dropped ** [ 1347.631239][ T32] r10:61c88647 r9:8571d400 r8:856887ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.631892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.632821][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.665045][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1347.665284][ T32] r4:e0431dc0 ** 5 printk messages dropped ** [ 1347.665520][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.666316][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 4 printk messages dropped ** [ 1347.666728][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1347.668087][ T32] INFO: task kworker/0:735:5239 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.668489][ T32] r4:85718c00 ** 4 printk messages dropped ** [ 1347.668706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 ** 3 printk messages dropped ** [ 1347.668891][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.668976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b700 [ 1347.669020][ T32] r4:00000000 [ 1347.669089][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.669176][ T32] r9:83018005 r8:85718c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1347.669201][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.669246][ T32] r5:00001000 r4:eb891000 [ 1347.669267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.669362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.669462][ T32] r5:85650f8c r4:85650c00 [ 1347.669507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.669560][ T32] r7:dddced80 r6:83018000 r5:85650f8c r4:85688880 [ 1347.669615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.669664][ T32] r10:61c88647 r9:85718c00 r8:856888ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.669708][ T32] r4:85688880 [ 1347.669732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.669777][ T32] r10:00000000 r9:85688880 r8:80287e08 r7:eb6d5e60 r6:85688900 r5:85718c00 [ 1347.669799][ T32] r4:00000001 [ 1347.669848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.669887][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1347.669934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.669966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.669992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.670020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.670041][ T32] r4:85685f00 [ 1347.670529][ T32] INFO: task kworker/0:735:5239 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.670599][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.670663][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.670707][ T32] Call trace: [ 1347.670737][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.670824][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.670853][ T32] r4:00000000 [ 1347.670874][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.670925][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.671000][ T32] 1d20: de8f0000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.671050][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.671107][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.671134][ T32] r5:80050013 r4:80239bb0 [ 1347.671155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.671198][ T32] r4:82ac21e4 [ 1347.671227][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.671274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.671296][ T32] r4:e0431dc0 [ 1347.671336][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.671383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.671405][ T32] r4:00000000 [ 1347.671424][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.671490][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.671535][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.671617][ T32] r5:00001000 r4:e0439000 [ 1347.671660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.671723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.671782][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.671810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.671925][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.672344][ T32] r4:84b0e0c0 ** 3 printk messages dropped ** [ 1347.672500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.700788][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1347.702150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.702609][ T32] r10:00000000 r9:85688980 r8:80287e08 r7:eb6f1e60 r6:85688a00 r5:8571e000 ** 11 printk messages dropped ** [ 1347.714264][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.714501][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 ** 9 printk messages dropped ** [ 1347.714829][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.715088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.715301][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 2 printk messages dropped ** [ 1347.715429][ T32] r4:84aeca80 ** 1 printk messages dropped ** [ 1347.715495][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.715518][ T32] r4:00000001 [ 1347.715551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.715591][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.715683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.715715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.715742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.715771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.715824][ T32] r4:84b0e0c0 [ 1347.715849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.715901][ T32] INFO: task kworker/1:318:5243 blocked for more than 474 seconds. [ 1347.715937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.715963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.715998][ T32] task:kworker/1:318 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.716119][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.716172][ T32] Call trace: [ 1347.716208][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.716255][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000113 r6:eb80dd8c r5:8571ec00 [ 1347.716300][ T32] r4:8571ec00 [ 1347.716323][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.716366][ T32] r5:8571ec00 r4:8291a680 [ 1347.716400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.716443][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.716489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1347.716513][ T32] r4:00000000 [ 1347.716532][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.716565][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.716600][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.716639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567dac0 [ 1347.716695][ T32] r4:00000000 [ 1347.716723][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.716768][ T32] r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1347.716857][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.716904][ T32] r5:00001000 r4:eade7000 [ 1347.716924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.716962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.717002][ T32] r5:8447278c r4:84472400 [ 1347.717021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.717066][ T32] r7:ddde2d80 r6:83018200 r5:8447278c r4:85673080 [ 1347.717086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.717167][ T32] r10:61c88647 r9:8571ec00 r8:856730ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.717194][ T32] r4:85673080 [ 1347.717214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.717261][ T32] r10:00000000 r9:85673080 r8:80287e08 r7:eb7c5e60 r6:85688a80 r5:8571ec00 [ 1347.717286][ T32] r4:00000001 [ 1347.717423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.717517][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1347.717550][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.717582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.717608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.717635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.717690][ T32] r4:8567da80 [ 1347.717921][ T32] INFO: task kworker/1:318:5243 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.717956][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.718205][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.718287][ T32] Call trace: [ 1347.718319][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.718392][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.718419][ T32] r4:00000000 [ 1347.718494][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.718537][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.718565][ T32] 1d20: dedd1000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.718593][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.718794][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.718898][ T32] r5:80050013 r4:80239bb0 [ 1347.718922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.718964][ T32] r4:82ac21e4 [ 1347.718983][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.719025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.719142][ T32] r4:e0431dc0 [ 1347.719166][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.719208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.719230][ T32] r4:00000000 [ 1347.719248][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.719635][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.719730][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.719774][ T32] r5:00001000 r4:e0439000 [ 1347.719794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.719834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.720096][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.720464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.720514][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.720536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.720656][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.720683][ T32] r4:84aeca80 [ 1347.720702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.720748][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.720770][ T32] r4:00000001 [ 1347.720789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.720825][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.720852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.721019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.721049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.721104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.721163][ T32] r4:84b0e0c0 [ 1347.721187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.721214][ T32] INFO: task kworker/1:319:5244 blocked for more than 474 seconds. [ 1347.721246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.721271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.721307][ T32] task:kworker/1:319 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.721395][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.721442][ T32] Call trace: [ 1347.721470][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.721542][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000013 r6:eb811d8c r5:85711800 [ 1347.721568][ T32] r4:85711800 [ 1347.721589][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.721632][ T32] r5:85711800 r4:8291a680 [ 1347.721680][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.721852][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.721898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1347.721921][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.722240][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1347.722737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.745091][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.745952][ T32] Call trace: [ 1347.746012][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.746066][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.746090][ T32] r4:00000000 [ 1347.746109][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.746154][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.746211][ T32] 1d20: df2a4000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.746244][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.746270][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.746327][ T32] r5:80050013 r4:80239bb0 [ 1347.746351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.746394][ T32] r4:82ac21e4 [ 1347.746413][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.746473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.746500][ T32] r4:e0431dc0 [ 1347.746546][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.746592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.746615][ T32] r4:00000000 [ 1347.746635][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.746680][ T32] r9:83018005 r8:84a4d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1347.746730][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.746777][ T32] r5:00001000 r4:e0439000 [ 1347.746799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.746839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.746996][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.747020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.747090][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.747113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.747285][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 ** 9 printk messages dropped ** [ 1347.747691][ T32] INFO: task kworker/1:320:5246 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1347.748024][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:85720c00 ** 6 printk messages dropped ** [ 1347.748279][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.748523][ T32] r9:83018205 r8:85720c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 8 printk messages dropped ** [ 1347.748889][ T32] r10:61c88647 r9:85720c00 r8:856731ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.749201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.749622][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.749947][ T32] Exception stack(0xe0431d28 to 0xe0431d70) ** 6 printk messages dropped ** [ 1347.750240][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1347.750573][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.750712][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.750732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.750778][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.750798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.750843][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.750865][ T32] r4:84aeca80 [ 1347.750967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.751017][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.751040][ T32] r4:00000001 [ 1347.751058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.751117][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.751150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.751190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.751244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.751280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.751305][ T32] r4:84b0e0c0 [ 1347.751327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.751353][ T32] INFO: task kworker/1:321:5248 blocked for more than 474 seconds. [ 1347.751381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.751405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.751425][ T32] task:kworker/1:321 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.751468][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.751508][ T32] Call trace: [ 1347.751538][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.751583][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:85720000 [ 1347.751606][ T32] r4:85720000 [ 1347.751625][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.751666][ T32] r5:85720000 r4:8291a680 [ 1347.751686][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.751723][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.751763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1347.751802][ T32] r4:00000000 [ 1347.751824][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.751859][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.751976][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.752019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567ddc0 [ 1347.752041][ T32] r4:00000000 [ 1347.752088][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.752300][ T32] r9:83018205 r8:85720000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.752364][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.752430][ T32] r5:00001000 r4:eb1d9000 [ 1347.752460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.752506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.752552][ T32] r5:856d878c r4:856d8400 [ 1347.752572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.752621][ T32] r7:ddde2d80 r6:83018200 r5:856d878c r4:85673200 [ 1347.752642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.752689][ T32] r10:61c88647 r9:85720000 r8:8567322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.752712][ T32] r4:85673200 [ 1347.752731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.752777][ T32] r10:00000000 r9:85673200 r8:80287e08 r7:eb811e60 r6:85688c00 r5:85720000 [ 1347.752820][ T32] r4:00000001 [ 1347.752860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.752900][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1347.752926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.753019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.775200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.775267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.775293][ T32] r4:8567dd80 [ 1347.775830][ T32] INFO: task kworker/1:321:5248 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.775877][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.776154][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.776264][ T32] Call trace: [ 1347.776297][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.776357][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.776380][ T32] r4:00000000 [ 1347.776399][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.776477][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.776509][ T32] 1d20: df601000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.776538][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.776564][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.776663][ T32] r5:80050013 r4:80239bb0 [ 1347.776688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.776788][ T32] r4:82ac21e4 [ 1347.776813][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.776855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.776878][ T32] r4:e0431dc0 [ 1347.776897][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1347.777431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.777471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.777695][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 8 printk messages dropped ** [ 1347.779052][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.779812][ T32] task:kworker/1:322 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.780805][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.780931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567df40 ** 9 printk messages dropped ** [ 1347.781569][ T32] r7:ddde2d80 r6:83018200 r5:856d8b8c r4:85673300 ** 5 printk messages dropped ** [ 1347.781957][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.782263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.782863][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 ** 5 printk messages dropped ** [ 1347.803678][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1347.804017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 ** 7 printk messages dropped ** [ 1347.804545][ T32] r5:84b4ef8c r4:84b4ec00 ** 3 printk messages dropped ** [ 1347.804797][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.805173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.805719][ T32] task:kworker/1:323 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.806024][ T32] r4:85722400 [ 1347.806044][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.806087][ T32] r5:85722400 r4:8291a680 [ 1347.806106][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.806150][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.806192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1347.806215][ T32] r4:00000000 [ 1347.806252][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.806291][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.806324][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.806364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856600c0 [ 1347.806461][ T32] r4:00000000 [ 1347.806484][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.806528][ T32] r9:83018205 r8:85722400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1347.806564][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.806663][ T32] r5:00001000 r4:eb269000 [ 1347.806797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.806840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.807066][ T32] r5:856d938c r4:856d9000 [ 1347.807090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.807142][ T32] r7:ddde2d80 r6:83018200 r5:856d938c r4:85673280 [ 1347.807355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.807406][ T32] r10:61c88647 r9:85722400 r8:856732ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.807445][ T32] r4:85673280 [ 1347.807559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.807643][ T32] r10:00000000 r9:85673280 r8:80287e08 r7:eb811e60 r6:85688d00 r5:85722400 [ 1347.807670][ T32] r4:00000001 [ 1347.807705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.807744][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1347.807807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.807838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.807865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.807953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.807978][ T32] r4:84a28100 [ 1347.808379][ T32] INFO: task kworker/1:323:5252 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.808416][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.808473][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.808606][ T32] Call trace: [ 1347.808674][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.808726][ T32] r10:82ac21c4 r9:84a4d400 r8:80200be4 r7:e0431d5c r6:ffffffff r5:84a4d400 [ 1347.808752][ T32] r4:00000000 [ 1347.808790][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.808839][ T32] Exception stack(0xe0431d28 to 0xe0431d70) [ 1347.808873][ T32] 1d20: df8bd000 e0123000 00000001 80239b98 7f4df000 00000001 [ 1347.808902][ T32] 1d40: 82ac15a0 7f4df000 e0123000 8280c928 82ac21c4 e0431da4 e0431da8 e0431d78 [ 1347.808927][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 1347.808951][ T32] r5:80050013 r4:80239bb0 [ 1347.808972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.809011][ T32] r4:82ac21e4 [ 1347.809031][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.809099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0431dc0 r5:e0431e08 [ 1347.809155][ T32] r4:e0431dc0 [ 1347.809178][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.809220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e000 [ 1347.809243][ T32] r4:00000000 [ 1347.809346][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1347.809494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.809565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.809612][ T32] r5:84b4ef8c r4:84b4ec00 [ 1347.809663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.809712][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 [ 1347.809738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.809786][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.809838][ T32] r4:84aeca80 [ 1347.809868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.809960][ T32] r10:00000000 r9:84aeca80 r8:80287e08 r7:e0105e60 r6:84aecb00 r5:84a4d400 [ 1347.810010][ T32] r4:00000001 [ 1347.810054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.810110][ T32] Exception stack(0xe0431fb0 to 0xe0431ff8) [ 1347.810144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.810178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.810206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.810234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.810347][ T32] r4:84b0e0c0 [ 1347.810391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.810420][ T32] INFO: task kworker/1:324:5254 blocked for more than 474 seconds. [ 1347.810450][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.810487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.810511][ T32] task:kworker/1:324 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.810563][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.810676][ T32] Call trace: [ 1347.810788][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.810852][ T32] r10:8291a684 r9:eb839d84 r8:00000002 r7:60000013 r6:eb839d8c r5:85724800 [ 1347.810961][ T32] r4:85724800 [ 1347.811037][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1347.811403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 ** 9 printk messages dropped ** [ 1347.812065][ T32] r5:00001000 r4:eb28f000 ** 1 printk messages dropped ** [ 1347.812276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.812378][ T32] r5:856d978c r4:856d9400 [ 1347.812460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.812554][ T32] r7:ddde2d80 r6:83018200 r5:856d978c r4:85673380 [ 1347.812601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.812686][ T32] r10:61c88647 r9:85724800 r8:856733ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.812773][ T32] r4:85673380 [ 1347.812875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.854093][ T32] r10:00000000 r9:85673380 r8:80287e08 r7:eb831e60 r6:85688d80 r5:85724800 [ 1347.854198][ T32] r4:00000001 [ 1347.854287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.854416][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1347.854479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.854540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.854596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.854675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.854732][ T32] r4:85660040 [ 1347.855426][ T32] INFO: task kworker/1:324:5254 is blocked on a mutex likely owned by task kworker/0:173:3630. [ 1347.855517][ T32] task:kworker/0:173 state:R running task stack:0 pid:3630 tgid:3630 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.856169][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1347.856504][ T32] r4:e0431dc0 ** 7 printk messages dropped ** [ 1347.856865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.856982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.857229][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 1 printk messages dropped ** [ 1347.857471][ T32] r10:61c88647 r9:84a4d400 r8:84aecaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.858120][ T32] r4:84b0e0c0 ** 3 printk messages dropped ** [ 1347.858592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1347.859896][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.859985][ T32] r5:85723c00 r4:8291a680 [ 1347.860133][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.860225][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.860360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1347.860572][ T32] r4:00000000 [ 1347.860789][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1347.860872][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1347.860996][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.861085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85660540 [ 1347.861144][ T32] r4:00000000 [ 1347.861190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.861438][ T32] r9:83018205 r8:85723c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1347.861544][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.861638][ T32] r5:00001000 r4:eb323000 [ 1347.861679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.861861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.861967][ T32] r5:856da38c r4:856da000 [ 1347.862069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.862179][ T32] r7:ddde2d80 r6:83018200 r5:856da38c r4:85673400 [ 1347.862234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.862327][ T32] r10:61c88647 r9:85723c00 r8:8567342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.862374][ T32] r4:85673400 [ 1347.862519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.862635][ T32] r10:00000000 r9:85673400 r8:80287e08 r7:eb839e60 r6:85688e00 r5:85723c00 ** 4 printk messages dropped ** [ 1347.881786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.892754][ T32] r4:81a55b5c ** 4 printk messages dropped ** [ 1347.894057][ T32] [<81a55b64>] (mutex_unlock) from [<804e79e8>] (_vm_unmap_aliases+0x208/0x240) ** 8 printk messages dropped ** [ 1347.894787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.895050][ T32] r7:dddced80 r6:83018000 r5:84b4ef8c r4:84aeca80 ** 2 printk messages dropped ** [ 1347.895251][ T32] r4:84aeca80 ** 6 printk messages dropped ** [ 1347.895685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.896421][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.897208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 ** 9 printk messages dropped ** [ 1347.898097][ T32] r5:00001000 r4:eb2c7000 ** 8 printk messages dropped ** [ 1347.898792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.899419][ T32] r4:85660040 ** 4 printk messages dropped ** [ 1347.899813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.900979][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.901859][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.902207][ T32] r5:856d9f8c r4:856d9c00 ** 3 printk messages dropped ** [ 1347.902471][ T32] r10:61c88647 r9:84a21800 r8:856735ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.903025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.941020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.941122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.941211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.941285][ T32] r4:856602c0 [ 1347.942009][ T32] INFO: task kworker/1:327:5261 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1347.942094][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.942250][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.942416][ T32] Call trace: [ 1347.942492][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.942598][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1347.942667][ T32] r4:00000000 [ 1347.942737][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.942826][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1347.942886][ T32] dd20: 7f99d000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1347.942947][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1347.943889][ T32] dd60: 80230ad0 80239bb0 900f0113 ffffffff [ 1347.944001][ T32] r5:900f0113 r4:80239bb0 [ 1347.944058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.944165][ T32] r4:82ac21e4 [ 1347.944210][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.944292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1347.944360][ T32] r4:e043ddc0 [ 1347.944431][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.944526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1347.944572][ T32] r4:00000000 [ 1347.944614][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.944719][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1347.944795][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.944895][ T32] r5:00001000 r4:e0447000 [ 1347.944939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.945014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.945093][ T32] r5:84b4f38c r4:84b4f000 [ 1347.945148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.945245][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1347.945327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.945423][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.945516][ T32] r4:84aecb80 [ 1347.945593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.945730][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1347.945785][ T32] r4:00000001 [ 1347.945828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.945917][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1347.945979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.946038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.946091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.946160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.946227][ T32] r4:84b0e300 [ 1347.946297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.946379][ T32] INFO: task kworker/1:328:5263 blocked for more than 474 seconds. [ 1347.946477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.946544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.946590][ T32] task:kworker/1:328 state:D stack:0 pid:5263 tgid:5263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.946696][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.946785][ T32] Call trace: [ 1347.946872][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.946969][ T32] r10:8291a684 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:84a22400 [ 1347.947018][ T32] r4:84a22400 [ 1347.947059][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.947148][ T32] r5:84a22400 r4:8291a680 [ 1347.947189][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.947283][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.947385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1347.947433][ T32] r4:00000000 [ 1347.947473][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1347.947970][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.948317][ T32] r5:856db38c r4:856db000 ** 1 printk messages dropped ** [ 1347.948449][ T32] r7:ddde2d80 r6:83018200 r5:856db38c r4:85673680 ** 5 printk messages dropped ** [ 1347.948846][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.949175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.950552][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.950848][ T32] dd60: 80230ad0 80239bb0 900f0113 ffffffff ** 8 printk messages dropped ** [ 1347.951470][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.951947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.952561][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1347.982717][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1347.984008][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.984622][ T32] r5:84a23000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.985133][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.985764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.986049][ T32] r7:ddde2d80 r6:83018200 r5:856da78c r4:85673780 ** 1 printk messages dropped ** [ 1347.986196][ T32] r10:61c88647 r9:84a23000 r8:856737ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.986249][ T32] r4:85673780 [ 1347.986298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.986393][ T32] r10:00000000 r9:85673780 r8:80287e08 r7:eb849e60 r6:85673800 r5:84a23000 [ 1347.986441][ T32] r4:00000001 [ 1347.986484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.986562][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1347.986618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.986674][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.986729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.986786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.986831][ T32] r4:85660580 [ 1347.987518][ T32] INFO: task kworker/1:329:5264 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1347.987598][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.987733][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.987822][ T32] Call trace: [ 1347.987904][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.988014][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1347.988063][ T32] r4:00000000 [ 1347.988103][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.988249][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1347.988318][ T32] dd20: 7fc0e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1347.988375][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1347.988424][ T32] dd60: 80230ad0 80239bb0 900f0113 ffffffff [ 1347.988473][ T32] r5:900f0113 r4:80239bb0 [ 1347.988540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.988689][ T32] r4:82ac21e4 [ 1347.988753][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.988845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1347.988892][ T32] r4:e043ddc0 [ 1347.988971][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1347.989065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1347.989111][ T32] r4:00000000 [ 1347.989164][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.989252][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1347.989319][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.989406][ T32] r5:00001000 r4:e0447000 [ 1347.989487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.989632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.989723][ T32] r5:84b4f38c r4:84b4f000 [ 1347.989768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.989856][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1347.989900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.990025][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.990136][ T32] r4:84aecb80 [ 1347.990232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.990328][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1347.990376][ T32] r4:00000001 [ 1347.990422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.990522][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1347.990581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.990635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.990689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.990747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.990792][ T32] r4:84b0e300 [ 1347.990833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.990883][ T32] INFO: task kworker/1:330:5267 blocked for more than 474 seconds. [ 1347.990959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.991052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.991133][ T32] task:kworker/1:330 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.991220][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.991303][ T32] Call trace: [ 1347.991414][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1347.991513][ T32] r10:8291a684 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:84a23c00 [ 1347.991561][ T32] r4:84a23c00 [ 1347.991617][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.991705][ T32] r5:84a23c00 r4:8291a680 [ 1347.991746][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.991838][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.992275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856608c0 [ 1347.992321][ T32] r4:00000000 [ 1347.992362][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1347.992457][ T32] r9:83018205 r8:84a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1347.992510][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.992596][ T32] r5:00001000 r4:eb67d000 [ 1347.992637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.992740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.992831][ T32] r5:856dab8c r4:856da800 [ 1347.992880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.993062][ T32] r7:ddde2d80 r6:83018200 r5:856dab8c r4:85673880 [ 1348.015187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.015365][ T32] r10:61c88647 r9:84a23c00 r8:856738ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.015419][ T32] r4:85673880 [ 1348.015463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.015559][ T32] r10:00000000 r9:85673880 r8:80287e08 r7:eb849e60 r6:85673900 r5:84a23c00 [ 1348.015626][ T32] r4:00000001 [ 1348.015741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.015830][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) ** 1 printk messages dropped ** [ 1348.015973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.017557][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1348.018188][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.018501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1348.019214][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1348.019657][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.020076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1348.020840][ T32] r4:84a24800 ** 4 printk messages dropped ** [ 1348.021200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 ** 8 printk messages dropped ** [ 1348.021816][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.022111][ T32] r5:856daf8c r4:856dac00 ** 4 printk messages dropped ** [ 1348.022440][ T32] r4:85673980 ** 5 printk messages dropped ** [ 1348.022827][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.047257][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.047734][ T32] dd20: 80103000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1348.048617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 8 printk messages dropped ** [ 1348.049364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.049885][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.049928][ T32] r4:00000001 [ 1348.049965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.050035][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.050135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.050269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.050330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.050457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.050514][ T32] r4:84b0e300 [ 1348.050673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.050746][ T32] INFO: task kworker/1:332:5272 blocked for more than 474 seconds. [ 1348.050809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.050860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.050904][ T32] task:kworker/1:332 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.051105][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.051220][ T32] Call trace: [ 1348.051302][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.051401][ T32] r10:8291a684 r9:eb855d84 r8:00000002 r7:60000013 r6:eb855d8c r5:84a26000 [ 1348.051449][ T32] r4:84a26000 [ 1348.051492][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.051576][ T32] r5:84a26000 r4:8291a680 [ 1348.051622][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.051729][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.051840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1348.051927][ T32] r4:00000000 [ 1348.051971][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.052040][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.052108][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.052198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85660c80 [ 1348.052242][ T32] r4:00000000 [ 1348.052300][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.052444][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.052495][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.052576][ T32] r5:00001000 r4:eb6d7000 [ 1348.052635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.052728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.052828][ T32] r5:856db78c r4:856db400 [ 1348.052900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.084057][ T32] r7:ddde2d80 r6:83018200 r5:856db78c r4:85673a80 [ 1348.084200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.084416][ T32] r10:61c88647 r9:84a26000 r8:85673aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.084463][ T32] r4:85673a80 [ 1348.084561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.084663][ T32] r10:00000000 r9:85673a80 r8:80287e08 r7:eb849e60 r6:85673b00 r5:84a26000 [ 1348.084746][ T32] r4:00000001 [ 1348.084797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.084877][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1348.084937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.084993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.085045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.085100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.085156][ T32] r4:85660b00 [ 1348.085838][ T32] INFO: task kworker/1:332:5272 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.085958][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.086105][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.086209][ T32] Call trace: [ 1348.086273][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.086375][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.086425][ T32] r4:00000000 [ 1348.086466][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.086541][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.086594][ T32] dd20: 80518000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.086652][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.086703][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.086774][ T32] r5:800f0113 r4:80239bb0 [ 1348.086827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.086907][ T32] r4:82ac21e4 [ 1348.086949][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.087024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.087099][ T32] r4:e043ddc0 [ 1348.087187][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.087315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.087369][ T32] r4:00000000 [ 1348.087415][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.087507][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.087555][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.087635][ T32] r5:00001000 r4:e0447000 [ 1348.087749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.088371][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1348.088710][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1348.088986][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1348.089496][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.089949][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.090057][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.090158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1348.090208][ T32] r4:00000000 [ 1348.090251][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.090339][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.090418][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.090501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567dfc0 [ 1348.090547][ T32] r4:00000000 [ 1348.090590][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.090674][ T32] r9:83018205 r8:84a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1348.090721][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.090802][ T32] r5:00001000 r4:eb6e3000 [ 1348.090844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.090916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.090995][ T32] r5:856dbb8c r4:856db800 [ 1348.091036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.091162][ T32] r7:ddde2d80 r6:83018200 r5:856dbb8c r4:85673b80 [ 1348.091270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.091369][ T32] r10:61c88647 r9:84a26c00 r8:85673bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.091436][ T32] r4:85673b80 [ 1348.091514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.091637][ T32] r10:00000000 r9:85673b80 r8:80287e08 r7:eb855e60 r6:85673c00 r5:84a26c00 [ 1348.091688][ T32] r4:00000001 [ 1348.091726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.091800][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1348.091851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.091908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.091959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.092010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.092053][ T32] r4:85660cc0 [ 1348.092432][ T32] INFO: task kworker/1:333:5273 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.092502][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.093051][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 5 printk messages dropped ** [ 1348.113716][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1348.113907][ T32] r4:e043ddc0 ** 1 printk messages dropped ** [ 1348.113968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.113990][ T32] r4:00000000 [ 1348.114023][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.114084][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.114109][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.114161][ T32] r5:00001000 r4:e0447000 [ 1348.114182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.114238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.114289][ T32] r5:84b4f38c r4:84b4f000 [ 1348.114311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.114358][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.114404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.114462][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.114509][ T32] r4:84aecb80 [ 1348.114532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.114594][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.114645][ T32] r4:00000001 [ 1348.114693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.114733][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.114785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.114831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.114861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.114929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.115071][ T32] r4:84b0e300 [ 1348.115102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.115265][ T32] INFO: task kworker/1:334:5276 blocked for more than 474 seconds. [ 1348.115303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.115330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.115352][ T32] task:kworker/1:334 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.115680][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.115777][ T32] Call trace: [ 1348.115812][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.115869][ T32] r10:8291a684 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:85699800 [ 1348.115893][ T32] r4:85699800 [ 1348.115913][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.115954][ T32] r5:85699800 r4:8291a680 [ 1348.115998][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.116041][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.116084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 5 printk messages dropped ** [ 1348.116489][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.116936][ T32] r5:856e038c r4:856e0000 [ 1348.116974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1348.117164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1348.117582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.118391][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.118986][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.119133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 6 printk messages dropped ** [ 1348.119442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.120462][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 6 printk messages dropped ** [ 1348.121366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.121838][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.150774][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.151481][ T32] r9:83018205 r8:856a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1348.151770][ T32] r5:856dbf8c r4:856dbc00 [ 1348.151795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.152036][ T32] r10:00000000 r9:85673d80 r8:80287e08 r7:eb869e60 r6:85673e00 r5:856a0000 [ 1348.152060][ T32] r4:00000001 [ 1348.152095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.152149][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1348.152198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.152240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.152275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.152305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.152329][ T32] r4:8560f240 [ 1348.152737][ T32] INFO: task kworker/1:335:5277 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.152813][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.152931][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.163899][ T32] Call trace: [ 1348.164021][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.164108][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.164157][ T32] r4:00000000 [ 1348.164202][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.164271][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.164409][ T32] dd20: 80eca000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.164447][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.164510][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.164553][ T32] r5:800f0113 r4:80239bb0 [ 1348.164642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.164694][ T32] r4:82ac21e4 [ 1348.164716][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.164765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.164808][ T32] r4:e043ddc0 [ 1348.164833][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.164882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.164907][ T32] r4:00000000 [ 1348.164930][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.164981][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.165030][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.165104][ T32] r5:00001000 r4:e0447000 [ 1348.165133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.165188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.165238][ T32] r5:84b4f38c r4:84b4f000 [ 1348.165260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.165364][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.165401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.165488][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.165523][ T32] r4:84aecb80 [ 1348.165561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.165625][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.165749][ T32] r4:00000001 [ 1348.165838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.165879][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.165906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.165934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.166144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.166177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.166264][ T32] r4:84b0e300 [ 1348.166328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.166365][ T32] INFO: task kworker/1:336:5280 blocked for more than 474 seconds. [ 1348.166408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.166437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.166460][ T32] task:kworker/1:336 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.166515][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.166617][ T32] Call trace: [ 1348.166652][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.166726][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000013 r6:eb879d8c r5:856a1800 ** 3 printk messages dropped ** [ 1348.166911][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.167318][ T32] r9:83018205 r8:856a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1348.167528][ T32] r5:856e0b8c r4:856e0800 [ 1348.167551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1348.167870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.168644][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.168994][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1348.169183][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1348.169445][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1348.169805][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.170146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.170391][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.170568][ T32] r4:856a0c00 ** 4 printk messages dropped ** [ 1348.170769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 ** 9 printk messages dropped ** [ 1348.171108][ T32] r5:00001000 r4:eb86f000 ** 2 printk messages dropped ** [ 1348.171209][ T32] r5:856e078c r4:856e0400 ** 1 printk messages dropped ** [ 1348.171273][ T32] r7:ddde2d80 r6:83018200 r5:856e078c r4:85673f80 ** 4 printk messages dropped ** [ 1348.171506][ T32] r10:00000000 r9:85673f80 r8:80287e08 r7:eb879e60 r6:8561a000 r5:856a0c00 ** 9 printk messages dropped ** [ 1348.172019][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.172455][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1348.172772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1348.195613][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1348.195884][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.195942][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.195972][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.196025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.196080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.196137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.196162][ T32] r4:84b0e300 [ 1348.196198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.196260][ T32] INFO: task kworker/1:338:5283 blocked for more than 474 seconds. [ 1348.196325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.196386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.196414][ T32] task:kworker/1:338 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.196525][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.196576][ T32] Call trace: [ 1348.196653][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.196710][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000013 r6:eb885d8c r5:856a3c00 [ 1348.196758][ T32] r4:856a3c00 [ 1348.196782][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.196874][ T32] r5:856a3c00 r4:8291a680 [ 1348.196898][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.196939][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.196998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1348.197029][ T32] r4:00000000 [ 1348.197049][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.197124][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.197167][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.197208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fb00 [ 1348.197254][ T32] r4:00000000 [ 1348.197279][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.197358][ T32] r9:83018205 r8:856a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1348.197415][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.197467][ T32] r5:00001000 r4:eb88b000 [ 1348.197487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.197552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.197597][ T32] r5:856e0f8c r4:856e0c00 [ 1348.197644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.197694][ T32] r7:ddde2d80 r6:83018200 r5:856e0f8c r4:8561a080 [ 1348.197715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.197772][ T32] r10:61c88647 r9:856a3c00 r8:8561a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.197798][ T32] r4:8561a080 [ 1348.197817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.197888][ T32] r10:00000000 r9:8561a080 r8:80287e08 r7:eb879e60 r6:8561a100 r5:856a3c00 [ 1348.197965][ T32] r4:00000001 [ 1348.197995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.198032][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1348.198062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.198090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.198116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.198144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.198190][ T32] r4:8560f840 [ 1348.198599][ T32] INFO: task kworker/1:338:5283 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.198638][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.198714][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.198758][ T32] Call trace: [ 1348.198787][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.198842][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.198868][ T32] r4:00000000 [ 1348.198888][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.198927][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.198955][ T32] dd20: 811c6000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.198982][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.199006][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.199029][ T32] r5:800f0113 r4:80239bb0 [ 1348.199050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.199090][ T32] r4:82ac21e4 [ 1348.199109][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.199149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.199196][ T32] r4:e043ddc0 [ 1348.199220][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.199288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.199313][ T32] r4:00000000 [ 1348.199338][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.199389][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.199412][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.199452][ T32] r5:00001000 r4:e0447000 ** 2 printk messages dropped ** [ 1348.199550][ T32] r5:84b4f38c r4:84b4f000 ** 4 printk messages dropped ** [ 1348.199734][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1348.200106][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1348.200239][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1348.200509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.200871][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.201466][ T32] r5:00001000 r4:eb8a5000 ** 2 printk messages dropped ** [ 1348.201600][ T32] r5:856e138c r4:856e1000 ** 3 printk messages dropped ** [ 1348.201767][ T32] r10:61c88647 r9:856a4800 r8:8561a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.202107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.202203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.202228][ T32] r4:8560f840 [ 1348.202450][ T32] INFO: task kworker/1:339:5285 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.202486][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.202542][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.202611][ T32] Call trace: [ 1348.202742][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.202796][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.202854][ T32] r4:00000000 [ 1348.202880][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.202925][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.226314][ T32] dd20: 81709000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.226442][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.226492][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.226550][ T32] r5:800f0113 r4:80239bb0 [ 1348.226612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.226712][ T32] r4:82ac21e4 [ 1348.226847][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.226900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.226924][ T32] r4:e043ddc0 [ 1348.226981][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.227029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.227052][ T32] r4:00000000 [ 1348.227073][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.227145][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.227171][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.227217][ T32] r5:00001000 r4:e0447000 [ 1348.227238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.227277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.227318][ T32] r5:84b4f38c r4:84b4f000 [ 1348.227355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.227413][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.227435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.227480][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.227502][ T32] r4:84aecb80 [ 1348.227521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.227646][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.227756][ T32] r4:00000001 [ 1348.227868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227942][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.228045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.228076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.228102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.228135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.228161][ T32] r4:84b0e300 [ 1348.228185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.228215][ T32] INFO: task kworker/1:340:5286 blocked for more than 474 seconds. [ 1348.228300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.228332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.228357][ T32] task:kworker/1:340 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.228470][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.228566][ T32] Call trace: [ 1348.228626][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.228708][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:856a2400 [ 1348.228767][ T32] r4:856a2400 [ 1348.228790][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.228833][ T32] r5:856a2400 r4:8291a680 [ 1348.228883][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.228966][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.229143][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.229522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.229564][ T32] r5:856e1b8c r4:856e1800 [ 1348.229627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.230018][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.230244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.230963][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.231226][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1348.231547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 11 printk messages dropped ** [ 1348.232061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.232527][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1348.232728][ T32] INFO: task kworker/0:737:5289 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.243943][ T32] r5:856a6000 r4:8291a680 ** 3 printk messages dropped ** [ 1348.244113][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.244257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b580 ** 7 printk messages dropped ** [ 1348.244598][ T32] r5:8565138c r4:85651000 [ 1348.244618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.244753][ T32] r4:85688e80 ** 1 printk messages dropped ** [ 1348.244818][ T32] r10:00000000 r9:85688e80 r8:80287e08 r7:eb6f1e60 r6:8561a380 r5:856a6000 [ 1348.244840][ T32] r4:00000001 [ 1348.244891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.244935][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1348.244966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.244994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.245035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.245066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.245104][ T32] r4:8567b640 [ 1348.245536][ T32] INFO: task kworker/0:737:5289 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.245606][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.245723][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.245772][ T32] Call trace: [ 1348.245826][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.245878][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.245901][ T32] r4:00000000 [ 1348.245921][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.245976][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.246008][ T32] dd20: 81709000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.246037][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.246098][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.246143][ T32] r5:800f0113 r4:80239bb0 [ 1348.246167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.246209][ T32] r4:82ac21e4 [ 1348.246229][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.246271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.246294][ T32] r4:e043ddc0 [ 1348.246326][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.246371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.246413][ T32] r4:00000000 [ 1348.246436][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.246482][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.246505][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.246576][ T32] r5:00001000 r4:e0447000 [ 1348.246599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.246639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.246679][ T32] r5:84b4f38c r4:84b4f000 [ 1348.246699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.246744][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.246764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.246809][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.246830][ T32] r4:84aecb80 [ 1348.246886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.246935][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.246972][ T32] r4:00000001 [ 1348.246993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.247030][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.247097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.247160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.247191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.247221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.247402][ T32] r4:84b0e300 [ 1348.247428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.247457][ T32] INFO: task kworker/0:738:5291 blocked for more than 474 seconds. [ 1348.247489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.247544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.247569][ T32] task:kworker/0:738 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.247997][ T32] r5:856a3000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.248483][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.248764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.248889][ T32] r5:85652f8c r4:85652c00 [ 1348.249032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.249258][ T32] r10:00000000 r9:85688f00 r8:80287e08 r7:eb8a9e60 r6:8561a400 r5:856a3000 ** 9 printk messages dropped ** [ 1348.249852][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1348.250424][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1348.250545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.250566][ T32] r4:00000000 [ 1348.250585][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.250658][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.250683][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.250726][ T32] r5:00001000 r4:e0447000 [ 1348.250746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.250813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.250858][ T32] r5:84b4f38c r4:84b4f000 [ 1348.250878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.250923][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.251023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.251094][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.251148][ T32] r4:84aecb80 [ 1348.251171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.251218][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.251273][ T32] r4:00000001 [ 1348.251295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.251333][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.251360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.251396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.251440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.251476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.251501][ T32] r4:84b0e300 [ 1348.251522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.251550][ T32] INFO: task kworker/0:739:5292 blocked for more than 474 seconds. [ 1348.251609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.251639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.251661][ T32] task:kworker/0:739 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.251705][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.251747][ T32] Call trace: [ 1348.251803][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.251850][ T32] r10:8291a684 r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:856a6c00 [ 1348.251872][ T32] r4:856a6c00 [ 1348.251920][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.251966][ T32] r5:856a6c00 r4:8291a680 [ 1348.251986][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.252023][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.252064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1348.252087][ T32] r4:00000000 [ 1348.252106][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.252141][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.252174][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.252213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567b340 [ 1348.252235][ T32] r4:00000000 [ 1348.252286][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.252376][ T32] r9:83018005 r8:856a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1348.252427][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1348.252492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.252618][ T32] r5:856e178c r4:856e1400 ** 2 printk messages dropped ** [ 1348.252738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.283780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.284590][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 9 printk messages dropped ** [ 1348.284958][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1348.286198][ T32] r5:84b4f38c r4:84b4f000 ** 3 printk messages dropped ** [ 1348.286334][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.286986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.287469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.287736][ T32] r5:856a5400 r4:8291a680 ** 5 printk messages dropped ** [ 1348.287915][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.288298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.288475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.288852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.289755][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.290372][ T32] dd20: 81d0d000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 7 printk messages dropped ** [ 1348.291935][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1348.292254][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1348.292586][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.292624][ T32] r4:84aecb80 [ 1348.292887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.313666][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.313765][ T32] r4:00000001 [ 1348.313792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.313882][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.313918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.313974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.314004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.314034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.314056][ T32] r4:84b0e300 [ 1348.314080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.314125][ T32] INFO: task kworker/0:740:5296 blocked for more than 474 seconds. [ 1348.314163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.314214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.314266][ T32] task:kworker/0:740 state:D stack:0 pid:5296 tgid:5296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.314328][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.314376][ T32] Call trace: [ 1348.314427][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.314483][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:84a20000 [ 1348.314507][ T32] r4:84a20000 [ 1348.314527][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.314569][ T32] r5:84a20000 r4:8291a680 [ 1348.314591][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.314653][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.314701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1348.314723][ T32] r4:00000000 [ 1348.314774][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.314844][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.314918][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.314994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560fcc0 [ 1348.315020][ T32] r4:00000000 [ 1348.315040][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.315087][ T32] r9:83018005 r8:84a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1348.315109][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.315188][ T32] r5:00001000 r4:eb8c5000 [ 1348.315246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.315360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.315412][ T32] r5:8565178c r4:85651400 [ 1348.315435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.315519][ T32] r7:dddced80 r6:83018000 r5:8565178c r4:85618000 [ 1348.315544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.315624][ T32] r10:61c88647 r9:84a20000 r8:8561802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.315650][ T32] r4:85618000 [ 1348.315671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.315749][ T32] r10:00000000 r9:85618000 r8:80287e08 r7:eb8b1e60 r6:8561a600 r5:84a20000 [ 1348.315775][ T32] r4:00000001 [ 1348.315794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.315830][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1348.315891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.315924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.315951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.315997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.316054][ T32] r4:8567bb00 [ 1348.316485][ T32] INFO: task kworker/0:740:5296 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.316526][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.316609][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.316652][ T32] Call trace: [ 1348.316682][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.316757][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.316784][ T32] r4:00000000 [ 1348.316805][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1348.316932][ T32] dd20: 8204d000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 10 printk messages dropped ** [ 1348.317441][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.317745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.318074][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1348.318327][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1348.319067][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.320119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 ** 8 printk messages dropped ** [ 1348.320473][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.320687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.321045][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.321922][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.322177][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 6 printk messages dropped ** [ 1348.322479][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1348.322860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.354130][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 5 printk messages dropped ** [ 1348.354316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.354346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.354369][ T32] r4:84b0e300 [ 1348.354401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.354437][ T32] INFO: task kworker/1:342:5300 blocked for more than 474 seconds. [ 1348.354471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.354526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.354560][ T32] task:kworker/1:342 state:D stack:0 pid:5300 tgid:5300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.354629][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.354675][ T32] Call trace: [ 1348.354714][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.354766][ T32] r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000013 r6:eb8e9d8c r5:856b2400 [ 1348.354790][ T32] r4:856b2400 [ 1348.354809][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.354850][ T32] r5:856b2400 r4:8291a680 [ 1348.354888][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.354939][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.354980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1348.355004][ T32] r4:00000000 [ 1348.355035][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.355101][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.355152][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.355205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617780 [ 1348.355230][ T32] r4:00000000 [ 1348.355249][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.355298][ T32] r9:83018205 r8:856b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1348.355321][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.355390][ T32] r5:00001000 r4:eb8e1000 [ 1348.355416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.355520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.355568][ T32] r5:856e1f8c r4:856e1c00 [ 1348.355588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.355726][ T32] r7:ddde2d80 r6:83018200 r5:856e1f8c r4:8561a700 [ 1348.355842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.355891][ T32] r10:61c88647 r9:856b2400 r8:8561a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.355916][ T32] r4:8561a700 [ 1348.355935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.355979][ T32] r10:00000000 r9:8561a700 r8:80287e08 r7:eb8bde60 r6:8561a780 r5:856b2400 [ 1348.356054][ T32] r4:00000001 [ 1348.356273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.356313][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1348.356387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.356441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.356523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.356555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.356577][ T32] r4:856177c0 [ 1348.356982][ T32] INFO: task kworker/1:342:5300 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.357022][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.357082][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.357272][ T32] Call trace: [ 1348.357322][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.357407][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.357436][ T32] r4:00000000 [ 1348.357455][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.357495][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.357524][ T32] dd20: 82652000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.357552][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.357579][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.357604][ T32] r5:800f0113 r4:80239bb0 [ 1348.357624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.357663][ T32] r4:82ac21e4 [ 1348.357780][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.357846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.357898][ T32] r4:e043ddc0 [ 1348.357960][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.358013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.358056][ T32] r4:00000000 [ 1348.358079][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.358125][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.358146][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.358188][ T32] r5:00001000 r4:e0447000 [ 1348.358207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.358845][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 6 printk messages dropped ** [ 1348.359137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1348.359648][ T32] r4:856b1800 ** 3 printk messages dropped ** [ 1348.359798][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.360039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617280 ** 7 printk messages dropped ** [ 1348.360340][ T32] r5:856e2b8c r4:856e2800 ** 1 printk messages dropped ** [ 1348.360410][ T32] r7:ddde2d80 r6:83018200 r5:856e2b8c r4:8561a800 ** 1 printk messages dropped ** [ 1348.360476][ T32] r10:61c88647 r9:856b1800 r8:8561a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.360498][ T32] r4:8561a800 [ 1348.360517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.360586][ T32] r10:00000000 r9:8561a800 r8:80287e08 r7:eb8bde60 r6:8561a880 r5:856b1800 [ 1348.360612][ T32] r4:00000001 [ 1348.360705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.360759][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1348.360788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.360842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.360897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.361080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.361154][ T32] r4:85617500 [ 1348.361399][ T32] INFO: task kworker/1:343:5302 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.361437][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.361728][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.361779][ T32] Call trace: [ 1348.361809][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.361857][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.361880][ T32] r4:00000000 [ 1348.361913][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.361984][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.362027][ T32] dd20: 82652000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.362058][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.362100][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.362141][ T32] r5:800f0113 r4:80239bb0 [ 1348.362165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.362205][ T32] r4:82ac21e4 [ 1348.362236][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.362304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.362339][ T32] r4:e043ddc0 [ 1348.362402][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.362479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.362507][ T32] r4:00000000 [ 1348.362562][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.362611][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.362633][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.362725][ T32] r5:00001000 r4:e0447000 [ 1348.362749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.362788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.362831][ T32] r5:84b4f38c r4:84b4f000 [ 1348.362851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.362918][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.385623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.385818][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.385883][ T32] r4:84aecb80 [ 1348.385910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.385964][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.386013][ T32] r4:00000001 [ 1348.386074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.386168][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.386204][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.386528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.386887][ T32] r4:856b3c00 ** 4 printk messages dropped ** [ 1348.387088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 8 printk messages dropped ** [ 1348.387482][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.387663][ T32] r5:85651f8c r4:85651c00 ** 2 printk messages dropped ** [ 1348.387845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.388320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1348.389313][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1348.389593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 12 printk messages dropped ** [ 1348.390149][ T32] r4:84aecb80 ** 2 printk messages dropped ** [ 1348.390245][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.390383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.390673][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.390930][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.391286][ T32] r9:83018005 r8:856b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 1348.391454][ T32] r5:8565238c r4:85652000 ** 2 printk messages dropped ** [ 1348.391551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.391968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.392065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.392115][ T32] r4:8565a280 [ 1348.392389][ T32] INFO: task kworker/0:743:5306 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.392431][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.392512][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.392611][ T32] Call trace: [ 1348.392706][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.392852][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.393005][ T32] r4:00000000 [ 1348.415552][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.415646][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.415681][ T32] dd20: 82cce000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.415712][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.415764][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.415795][ T32] r5:800f0113 r4:80239bb0 [ 1348.415818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.415864][ T32] r4:82ac21e4 [ 1348.415909][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.415954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.415977][ T32] r4:e043ddc0 [ 1348.415996][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.416037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.416059][ T32] r4:00000000 [ 1348.416078][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.416124][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.416146][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.416201][ T32] r5:00001000 r4:e0447000 [ 1348.416249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.416293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.416335][ T32] r5:84b4f38c r4:84b4f000 [ 1348.416384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.416500][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.416526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.416573][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.416595][ T32] r4:84aecb80 [ 1348.416616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.416661][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.416688][ T32] r4:00000001 [ 1348.416709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.416772][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.416801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.416829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.416854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.416883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.416931][ T32] r4:84b0e300 [ 1348.416958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.416988][ T32] INFO: task kworker/0:744:5307 blocked for more than 474 seconds. [ 1348.417022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.417106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.417132][ T32] task:kworker/0:744 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.417190][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.417235][ T32] Call trace: [ 1348.417266][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.417339][ T32] r10:8291a684 r9:eb85dd84 r8:00000002 r7:60000113 r6:eb85dd8c r5:85725400 [ 1348.417364][ T32] r4:85725400 [ 1348.417389][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.417434][ T32] r5:85725400 r4:8291a680 [ 1348.417455][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.417494][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.417561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [ 1348.417587][ T32] r4:00000000 [ 1348.417607][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.417642][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.417676][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.417715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a300 [ 1348.417762][ T32] r4:00000000 [ 1348.417784][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.417828][ T32] r9:83018005 r8:85725400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1348.417876][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.417921][ T32] r5:00001000 r4:eb90d000 [ 1348.417986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.418029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.418070][ T32] r5:8565278c r4:85652400 [ 1348.418116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.418166][ T32] r7:dddced80 r6:83018000 r5:8565278c r4:85618200 [ 1348.418204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.418286][ T32] r10:61c88647 r9:85725400 r8:8561822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.418312][ T32] r4:85618200 [ 1348.418333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.418382][ T32] r10:00000000 r9:85618200 r8:80287e08 r7:eb8b1e60 r6:85618280 r5:85725400 ** 13 printk messages dropped ** [ 1348.419514][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 17 printk messages dropped ** [ 1348.420797][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.422120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1348.446324][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.446616][ T32] r4:00000000 [ 1348.446644][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.446692][ T32] r9:83018005 r8:85726000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1348.446714][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.446759][ T32] r5:00001000 r4:ea985000 [ 1348.446813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.446881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.446928][ T32] r5:856e238c r4:856e2000 [ 1348.446949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.446997][ T32] r7:dddced80 r6:83018000 r5:856e238c r4:85618300 [ 1348.447018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.447063][ T32] r10:61c88647 r9:85726000 r8:8561832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.447091][ T32] r4:85618300 [ 1348.447124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.447175][ T32] r10:00000000 r9:85618300 r8:80287e08 r7:eb8b1e60 r6:85618380 r5:85726000 [ 1348.447217][ T32] r4:00000001 [ 1348.447240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.447278][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1348.447333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.447365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.447408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.447441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.447464][ T32] r4:8565a4c0 [ 1348.447858][ T32] INFO: task kworker/0:745:5313 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.447921][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.448002][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.448051][ T32] Call trace: [ 1348.448123][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.448199][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.448251][ T32] r4:00000000 [ 1348.448275][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.448347][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.448389][ T32] dd20: 831d0000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.448420][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.448472][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.448500][ T32] r5:800f0113 r4:80239bb0 [ 1348.448538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.448609][ T32] r4:82ac21e4 [ 1348.448658][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.448706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.448729][ T32] r4:e043ddc0 [ 1348.448748][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.448795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.448819][ T32] r4:00000000 [ 1348.448839][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.448884][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.448918][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.448964][ T32] r5:00001000 r4:e0447000 [ 1348.449032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.449075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.449117][ T32] r5:84b4f38c r4:84b4f000 [ 1348.449137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.449492][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 10 printk messages dropped ** [ 1348.449941][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1348.450242][ T32] r4:85726c00 [ 1348.450290][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.450336][ T32] r5:85726c00 r4:8291a680 [ 1348.450357][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.450406][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.450449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1348.450487][ T32] r4:00000000 [ 1348.450512][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.450547][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.450595][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.450665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676440 [ 1348.450741][ T32] r4:00000000 [ 1348.450764][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.450819][ T32] r9:83018005 r8:85726c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.450847][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.450893][ T32] r5:00001000 r4:eb11d000 [ 1348.450939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.450997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.451042][ T32] r5:856f038c r4:856f0000 [ 1348.451134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.451211][ T32] r7:dddced80 r6:83018000 r5:856f038c r4:85618400 [ 1348.451236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.451284][ T32] r10:61c88647 r9:85726c00 r8:8561842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.451332][ T32] r4:85618400 [ 1348.451386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.451463][ T32] r10:00000000 r9:85618400 r8:80287e08 r7:eb915e60 r6:85618480 r5:85726c00 [ 1348.451496][ T32] r4:00000001 [ 1348.451516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.451552][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1348.451603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.451636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.451664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.451717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.451742][ T32] r4:8565a4c0 [ 1348.451957][ T32] INFO: task kworker/0:746:5314 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.451993][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.452048][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.452150][ T32] Call trace: [ 1348.452263][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.452315][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.452339][ T32] r4:00000000 [ 1348.452358][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.452499][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.452550][ T32] dd20: 831d0000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.452679][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.452710][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.452734][ T32] r5:800f0113 r4:80239bb0 [ 1348.452756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.452797][ T32] r4:82ac21e4 [ 1348.452816][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.452856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.452879][ T32] r4:e043ddc0 [ 1348.452898][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.466139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.466252][ T32] r4:00000000 [ 1348.466293][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.466392][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.466429][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.466522][ T32] r5:00001000 r4:e0447000 [ 1348.466548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.466616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.466664][ T32] r5:84b4f38c r4:84b4f000 [ 1348.466686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.466734][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.466756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.466862][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.466889][ T32] r4:84aecb80 ** 1 printk messages dropped ** [ 1348.466956][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1348.467242][ T32] r4:84b0e300 [ 1348.467267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.467298][ T32] INFO: task kworker/1:344:5317 blocked for more than 474 seconds. [ 1348.467336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.467364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.467395][ T32] task:kworker/1:344 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.467513][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.467593][ T32] Call trace: [ 1348.467626][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.467703][ T32] r10:8291a684 r9:eb92dd84 r8:00000002 r7:60000013 r6:eb92dd8c r5:85719800 [ 1348.467756][ T32] r4:85719800 [ 1348.467780][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.467824][ T32] r5:85719800 r4:8291a680 [ 1348.467847][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.467887][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.467952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1348.467979][ T32] r4:00000000 [ 1348.468016][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.468072][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.468111][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.468167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617d40 [ 1348.468217][ T32] r4:00000000 [ 1348.468240][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.468459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.468536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1348.468804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1348.469441][ T32] INFO: task kworker/1:344:5317 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 5 printk messages dropped ** [ 1348.469926][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.470140][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1348.470437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1348.471029][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.471437][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.471767][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.472168][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1348.472768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.493826][ T32] r10:61c88647 r9:848d8c00 r8:8561aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.494164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.495286][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.495339][ T32] dd20: 8353e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.495387][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.495419][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.495520][ T32] r5:800f0113 r4:80239bb0 [ 1348.495548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.495593][ T32] r4:82ac21e4 [ 1348.495615][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.495656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.495679][ T32] r4:e043ddc0 [ 1348.495697][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.495787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.495840][ T32] r4:00000000 [ 1348.495864][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.495965][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.496044][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.496090][ T32] r5:00001000 r4:e0447000 [ 1348.496147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.496191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.496386][ T32] r5:84b4f38c r4:84b4f000 [ 1348.496412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.496509][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.496534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.496582][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.496631][ T32] r4:84aecb80 [ 1348.496655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.496702][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.496724][ T32] r4:00000001 [ 1348.496806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.496845][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.496873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.496900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.496949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.496980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.497023][ T32] r4:84b0e300 [ 1348.497047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.497105][ T32] INFO: task kworker/1:346:5321 blocked for more than 474 seconds. [ 1348.497144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.497171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.497193][ T32] task:kworker/1:346 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.497238][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.497353][ T32] Call trace: [ 1348.497418][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.497493][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:848da400 [ 1348.497521][ T32] r4:848da400 [ 1348.497553][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.497666][ T32] r5:848da400 r4:8291a680 [ 1348.497690][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.497730][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.497771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1348.497793][ T32] r4:00000000 [ 1348.497812][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.497872][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.497911][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.497952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676540 [ 1348.497975][ T32] r4:00000000 [ 1348.498011][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.498078][ T32] r9:83018205 r8:848da400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1348.498103][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.498196][ T32] r5:00001000 r4:eb167000 [ 1348.498219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.498272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.498319][ T32] r5:856f078c r4:856f0400 [ 1348.498387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.498439][ T32] r7:ddde2d80 r6:83018200 r5:856f078c r4:8561ab00 [ 1348.498509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.498559][ T32] r10:61c88647 r9:848da400 r8:8561ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.498634][ T32] r4:8561ab00 [ 1348.498658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.498704][ T32] r10:00000000 r9:8561ab00 r8:80287e08 r7:eb935e60 r6:85618600 r5:848da400 ** 6 printk messages dropped ** [ 1348.498991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1348.499609][ T32] Call trace: [ 1348.499647][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.499697][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.499723][ T32] r4:00000000 [ 1348.499744][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.499783][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.499836][ T32] dd20: 8353e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.499890][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.499919][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.499942][ T32] r5:800f0113 r4:80239bb0 [ 1348.499991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.500048][ T32] r4:82ac21e4 [ 1348.500072][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.500114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.500142][ T32] r4:e043ddc0 [ 1348.500164][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.500205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.500252][ T32] r4:00000000 [ 1348.500326][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.500496][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.500549][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.500595][ T32] r5:00001000 r4:e0447000 [ 1348.500615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.500654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.500694][ T32] r5:84b4f38c r4:84b4f000 [ 1348.500714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.500860][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1348.501066][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1348.501242][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1348.501520][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.501862][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1348.502127][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.502367][ T32] r5:856e378c r4:856e3400 [ 1348.502419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.502470][ T32] r7:ddde2d80 r6:83018200 r5:856e378c r4:8561ac00 ** 4 printk messages dropped ** [ 1348.502622][ T32] r10:00000000 r9:8561ac00 r8:80287e08 r7:eb93de60 r6:85618680 r5:848d8000 ** 8 printk messages dropped ** [ 1348.533914][ T32] INFO: task kworker/1:347:5322 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 10 printk messages dropped ** [ 1348.534716][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1348.535079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1348.535517][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1348.535701][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.535920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.536456][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000013 r6:eb949d8c r5:848d9800 ** 6 printk messages dropped ** [ 1348.536814][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.536867][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.536900][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.536940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676180 [ 1348.536962][ T32] r4:00000000 [ 1348.536981][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.537024][ T32] r9:83018205 r8:848d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1348.537048][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.537092][ T32] r5:00001000 r4:eb075000 [ 1348.537112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.537151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.537192][ T32] r5:856e3b8c r4:856e3800 [ 1348.537212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.537314][ T32] r7:ddde2d80 r6:83018200 r5:856e3b8c r4:8561ab80 [ 1348.537342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.537395][ T32] r10:61c88647 r9:848d9800 r8:8561abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.537418][ T32] r4:8561ab80 [ 1348.537453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.537501][ T32] r10:00000000 r9:8561ab80 r8:80287e08 r7:eb93de60 r6:85618700 r5:848d9800 [ 1348.537524][ T32] r4:00000001 [ 1348.537543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.537723][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1348.537753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.537781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.537821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.537853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.537875][ T32] r4:85676240 [ 1348.538098][ T32] INFO: task kworker/1:348:5324 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.538135][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.538192][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.538236][ T32] Call trace: [ 1348.538374][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.538434][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.538457][ T32] r4:00000000 [ 1348.538476][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.538560][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.538592][ T32] dd20: 83b85000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.538621][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.538786][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.538813][ T32] r5:800f0113 r4:80239bb0 [ 1348.538834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.538898][ T32] r4:82ac21e4 [ 1348.538921][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.538965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.538988][ T32] r4:e043ddc0 [ 1348.539071][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.539117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.539194][ T32] r4:00000000 [ 1348.539217][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.539262][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.539284][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.539325][ T32] r5:00001000 r4:e0447000 [ 1348.539345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.539389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.539563][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.539901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.540423][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.540999][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1348.541745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.541880][ T32] r5:856e3f8c r4:856e3c00 [ 1348.541904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.541976][ T32] r7:ddde2d80 r6:83018200 r5:856e3f8c r4:8561ac80 [ 1348.542001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.542144][ T32] r10:61c88647 r9:848db000 r8:8561acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.542169][ T32] r4:8561ac80 [ 1348.542215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.542288][ T32] r10:00000000 r9:8561ac80 r8:80287e08 r7:eb93de60 r6:85618780 r5:848db000 [ 1348.542315][ T32] r4:00000001 [ 1348.542334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.542370][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1348.542483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.542516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.542543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.542597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.542630][ T32] r4:85676140 [ 1348.542892][ T32] INFO: task kworker/1:349:5326 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.542935][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.563623][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.563709][ T32] Call trace: [ 1348.563746][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.563806][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.563833][ T32] r4:00000000 [ 1348.563855][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.563896][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.563925][ T32] dd20: 83e84000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.563968][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.564021][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.564049][ T32] r5:800f0113 r4:80239bb0 [ 1348.564082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.564129][ T32] r4:82ac21e4 [ 1348.564151][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.564243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.564271][ T32] r4:e043ddc0 [ 1348.564291][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.564334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.564473][ T32] r4:00000000 [ 1348.564500][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.564549][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.564572][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.564614][ T32] r5:00001000 r4:e0447000 [ 1348.564634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.564672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.564715][ T32] r5:84b4f38c r4:84b4f000 [ 1348.564752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.564810][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.564832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1348.565137][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.565502][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.565812][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.566207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676a00 ** 7 printk messages dropped ** [ 1348.566499][ T32] r5:856f178c r4:856f1400 ** 3 printk messages dropped ** [ 1348.566629][ T32] r10:61c88647 r9:848dbc00 r8:8561ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1348.567558][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.567648][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.567691][ T32] Call trace: [ 1348.567719][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.567794][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.567822][ T32] r4:00000000 [ 1348.567842][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.567882][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.567915][ T32] dd20: 83e84000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.567944][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.567971][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.568000][ T32] r5:800f0113 r4:80239bb0 [ 1348.568023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.568064][ T32] r4:82ac21e4 [ 1348.568106][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.568176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.568209][ T32] r4:e043ddc0 [ 1348.568228][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.568269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.568291][ T32] r4:00000000 [ 1348.568310][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.568387][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.568414][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.568455][ T32] r5:00001000 r4:e0447000 [ 1348.568474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.568514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.568556][ T32] r5:84b4f38c r4:84b4f000 [ 1348.568575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.568620][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.568641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.568702][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.568728][ T32] r4:84aecb80 [ 1348.568746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.568792][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.568814][ T32] r4:00000001 [ 1348.568832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.568870][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.568902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.568930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.569083][ T32] INFO: task kworker/0:747:5330 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.569521][ T32] r4:848dc800 ** 4 printk messages dropped ** [ 1348.569804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 ** 9 printk messages dropped ** [ 1348.570225][ T32] r5:00001000 r4:e88eb000 ** 2 printk messages dropped ** [ 1348.570351][ T32] r5:84954f8c r4:84954c00 [ 1348.570394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.570539][ T32] r10:61c88647 r9:848dc800 r8:856188ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.571009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.571594][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.571829][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 6 printk messages dropped ** [ 1348.572049][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1348.572436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.572666][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.572689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.572734][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.572758][ T32] r4:84aecb80 [ 1348.572778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.572822][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.572894][ T32] r4:00000001 [ 1348.573022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.594514][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.594579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.594611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.594640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.594673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.594697][ T32] r4:84b0e300 [ 1348.594724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.594754][ T32] INFO: task kworker/1:351:5332 blocked for more than 475 seconds. [ 1348.594805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.594834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.594857][ T32] task:kworker/1:351 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.594973][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.595035][ T32] Call trace: [ 1348.595084][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.595236][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:848dd400 [ 1348.595264][ T32] r4:848dd400 [ 1348.595316][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.595441][ T32] r5:848dd400 r4:8291a680 [ 1348.595467][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.595509][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.595550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1348.595749][ T32] r4:00000000 [ 1348.595949][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.596054][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.596096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.596138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676640 [ 1348.596161][ T32] r4:00000000 [ 1348.596231][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.596282][ T32] r9:83018205 r8:848dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.596304][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.596346][ T32] r5:00001000 r4:eb35d000 [ 1348.596381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.596425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.596467][ T32] r5:856f0b8c r4:856f0800 [ 1348.596487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.596533][ T32] r7:ddde2d80 r6:83018200 r5:856f0b8c r4:8561ad80 [ 1348.596553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.596612][ T32] r10:61c88647 r9:848dd400 r8:8561adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.596639][ T32] r4:8561ad80 [ 1348.596660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.596705][ T32] r10:00000000 r9:8561ad80 r8:80287e08 r7:eb959e60 r6:85618980 r5:848dd400 [ 1348.596823][ T32] r4:00000001 [ 1348.596846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.596922][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1348.596952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.597033][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.597063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.597845][ T32] Call trace: ** 8 printk messages dropped ** [ 1348.598354][ T32] r5:800f0113 r4:80239bb0 ** 12 printk messages dropped ** [ 1348.599174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1348.599805][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 10 printk messages dropped ** [ 1348.600232][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1348.600867][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.600906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676840 [ 1348.601014][ T32] r4:00000000 [ 1348.601049][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.601097][ T32] r9:83018205 r8:848de000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1348.601120][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.601167][ T32] r5:00001000 r4:eb393000 [ 1348.601187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.601224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.601330][ T32] r5:856f0f8c r4:856f0c00 [ 1348.601367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.601427][ T32] r7:ddde2d80 r6:83018200 r5:856f0f8c r4:8561ae00 [ 1348.601500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.601577][ T32] r10:61c88647 r9:848de000 r8:8561ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.601630][ T32] r4:8561ae00 [ 1348.601653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.601698][ T32] r10:00000000 r9:8561ae00 r8:80287e08 r7:eb959e60 r6:85618a00 r5:848de000 [ 1348.601720][ T32] r4:00000001 [ 1348.601739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.601798][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1348.601926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.601958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.601986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.602039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.602066][ T32] r4:85676680 [ 1348.602390][ T32] INFO: task kworker/1:352:5334 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.602434][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.602546][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.602601][ T32] Call trace: [ 1348.602713][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.602801][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.602877][ T32] r4:00000000 [ 1348.602930][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.630350][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.630462][ T32] dd20: 8451a000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.630504][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.630532][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.630559][ T32] r5:800f0113 r4:80239bb0 [ 1348.630602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.630678][ T32] r4:82ac21e4 [ 1348.630700][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.630782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.630811][ T32] r4:e043ddc0 [ 1348.630832][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.630875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.630898][ T32] r4:00000000 [ 1348.630933][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.631142][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.631189][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.631276][ T32] r5:00001000 r4:e0447000 [ 1348.631298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.631339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.631390][ T32] r5:84b4f38c r4:84b4f000 ** 1 printk messages dropped ** [ 1348.631485][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1348.631827][ T32] r4:00000001 [ 1348.631858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.631895][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.631974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.632090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.632120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.632155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.632179][ T32] r4:84b0e300 [ 1348.632203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.632234][ T32] INFO: task kworker/1:353:5336 blocked for more than 475 seconds. [ 1348.632267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.632310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.632361][ T32] task:kworker/1:353 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.632760][ T32] r4:856b3000 ** 8 printk messages dropped ** [ 1348.647973][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.648392][ T32] r5:856f138c r4:856f1000 [ 1348.648443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.648564][ T32] r10:61c88647 r9:856b3000 r8:8561aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.648984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.649883][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.650192][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 6 printk messages dropped ** [ 1348.650449][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.650492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.650624][ T32] r4:e043ddc0 [ 1348.650648][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.650691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.650714][ T32] r4:00000000 [ 1348.650734][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.650778][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.650886][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.650932][ T32] r5:00001000 r4:e0447000 [ 1348.651060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.651246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.651294][ T32] r5:84b4f38c r4:84b4f000 [ 1348.651340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.651390][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.651422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.651468][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.651491][ T32] r4:84aecb80 [ 1348.651510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.651554][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.651602][ T32] r4:00000001 [ 1348.651630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.651668][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.651696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.651775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.651810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.651840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.651863][ T32] r4:84b0e300 [ 1348.651884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.651914][ T32] INFO: task kworker/1:354:5338 blocked for more than 475 seconds. [ 1348.651998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1348.652059][ T32] task:kworker/1:354 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.652449][ T32] r5:856b5400 r4:8291a680 ** 2 printk messages dropped ** [ 1348.652571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 ** 2 printk messages dropped ** [ 1348.652679][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.666222][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.666559][ T32] r5:856f278c r4:856f2400 [ 1348.666583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.666763][ T32] r10:61c88647 r9:856b5400 r8:8561afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.667108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.667683][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.668006][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 3 printk messages dropped ** [ 1348.668146][ T32] r5:800f0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1348.668298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 6 printk messages dropped ** [ 1348.668555][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.668781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.669130][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 4 printk messages dropped ** [ 1348.669356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.669459][ T32] r4:84b0e300 [ 1348.669500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.669557][ T32] INFO: task kworker/1:355:5341 blocked for more than 475 seconds. [ 1348.669598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.669624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.669646][ T32] task:kworker/1:355 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.669691][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.669761][ T32] Call trace: [ 1348.669795][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.669939][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:856b6000 [ 1348.670036][ T32] r4:856b6000 [ 1348.670131][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.670217][ T32] r5:856b6000 r4:8291a680 [ 1348.670265][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.670510][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.670613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1348.670647][ T32] r4:00000000 [ 1348.670686][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.670816][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.671024][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.671215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676c40 [ 1348.671250][ T32] r4:00000000 [ 1348.671366][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.671428][ T32] r9:83018205 r8:856b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.671451][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.671495][ T32] r5:00001000 r4:eb459000 [ 1348.671595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.671640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.671686][ T32] r5:856f1b8c r4:856f1800 [ 1348.671786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.671835][ T32] r7:ddde2d80 r6:83018200 r5:856f1b8c r4:85619080 [ 1348.671972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.672078][ T32] r10:61c88647 r9:856b6000 r8:856190ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.672105][ T32] r4:85619080 [ 1348.672182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.672267][ T32] r10:00000000 r9:85619080 r8:80287e08 r7:eb971e60 r6:85619100 r5:856b6000 [ 1348.672293][ T32] r4:00000001 [ 1348.672378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.672503][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1348.672544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.672630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.672668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.672698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.672723][ T32] r4:85676c00 [ 1348.673026][ T32] INFO: task kworker/1:355:5341 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.692034][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.692311][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.692449][ T32] Call trace: [ 1348.692531][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.692593][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.692617][ T32] r4:00000000 [ 1348.692638][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.692680][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.692735][ T32] dd20: 84b04000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.692768][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.692888][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.692957][ T32] r5:800f0113 r4:80239bb0 [ 1348.693055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1348.703831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1348.704432][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.704933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.705239][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.705659][ T32] r5:856b6c00 r4:8291a680 ** 2 printk messages dropped ** [ 1348.705786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 ** 4 printk messages dropped ** [ 1348.705963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676d40 ** 7 printk messages dropped ** [ 1348.706330][ T32] r5:856f1f8c r4:856f1c00 [ 1348.706353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.706499][ T32] r10:61c88647 r9:856b6c00 r8:856191ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.706809][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.706909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1348.707558][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.707771][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.707880][ T32] dd20: 84eba000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 6 printk messages dropped ** [ 1348.708140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 5 printk messages dropped ** [ 1348.708343][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.708366][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.708435][ T32] r5:00001000 r4:e0447000 [ 1348.708459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.708516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.708561][ T32] r5:84b4f38c r4:84b4f000 [ 1348.708610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.708660][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.708682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.708727][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.708750][ T32] r4:84aecb80 [ 1348.708770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.708815][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.708838][ T32] r4:00000001 [ 1348.708882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.708960][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.709005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.709102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.709154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.709188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.709210][ T32] r4:84b0e300 [ 1348.709232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.709323][ T32] INFO: task kworker/1:357:5344 blocked for more than 475 seconds. [ 1348.709377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.709410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.709451][ T32] task:kworker/1:357 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.709502][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.709546][ T32] Call trace: [ 1348.709575][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.709621][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:856b0000 [ 1348.709643][ T32] r4:856b0000 [ 1348.709662][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.709729][ T32] r5:856b0000 r4:8291a680 [ 1348.709801][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.709873][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.709918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1348.709942][ T32] r4:00000000 [ 1348.709973][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.710035][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.710103][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.710156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676f00 [ 1348.710207][ T32] r4:00000000 [ 1348.710231][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.710301][ T32] r9:83018205 r8:856b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1348.710327][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.710418][ T32] r5:00001000 r4:eb4cd000 [ 1348.710444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.710498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.710543][ T32] r5:856f238c r4:856f2000 [ 1348.710655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.710711][ T32] r7:ddde2d80 r6:83018200 r5:856f238c r4:85619280 [ 1348.710735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.710821][ T32] r10:61c88647 r9:856b0000 r8:856192ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.710848][ T32] r4:85619280 [ 1348.710868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.710913][ T32] r10:00000000 r9:85619280 r8:80287e08 r7:eb971e60 r6:85619300 r5:856b0000 [ 1348.710988][ T32] r4:00000001 [ 1348.711099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.711141][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1348.711199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.711232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.711259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.711289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.711311][ T32] r4:856763c0 [ 1348.711513][ T32] INFO: task kworker/1:357:5344 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.711549][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.711632][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.711724][ T32] Call trace: [ 1348.711812][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.711865][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.711890][ T32] r4:00000000 [ 1348.711935][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.711979][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.712070][ T32] dd20: 84eba000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.712103][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.712129][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.712156][ T32] r5:800f0113 r4:80239bb0 [ 1348.712244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.712288][ T32] r4:82ac21e4 [ 1348.712310][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.712433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.712530][ T32] r4:e043ddc0 [ 1348.712579][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.712627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.712655][ T32] r4:00000000 [ 1348.712678][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.712809][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.712853][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.712898][ T32] r5:00001000 r4:e0447000 [ 1348.712945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.713048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.739322][ T32] r5:84b4f38c r4:84b4f000 [ 1348.739381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.739461][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.739486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.739534][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.739557][ T32] r4:84aecb80 [ 1348.739578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.739695][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.739723][ T32] r4:00000001 [ 1348.739744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.739782][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.739905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.739938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.740232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.740400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.740427][ T32] r4:84b0e300 [ 1348.740452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.740481][ T32] INFO: task kworker/1:358:5347 blocked for more than 475 seconds. [ 1348.740515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.740636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.740663][ T32] task:kworker/1:358 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.740744][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.740858][ T32] Call trace: [ 1348.740944][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.741000][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000013 r6:eb981d8c r5:84a25400 [ 1348.741024][ T32] r4:84a25400 [ 1348.741045][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.741087][ T32] r5:84a25400 r4:8291a680 [ 1348.741108][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.741147][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.741188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1348.741389][ T32] r4:00000000 [ 1348.741421][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.741459][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.741547][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.741642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600040 [ 1348.741669][ T32] r4:00000000 [ 1348.741694][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.741796][ T32] r9:83018205 r8:84a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1348.741848][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.741894][ T32] r5:00001000 r4:eb5b3000 [ 1348.741916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.741958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.742000][ T32] r5:856f2b8c r4:856f2800 [ 1348.742044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.742093][ T32] r7:ddde2d80 r6:83018200 r5:856f2b8c r4:85619380 [ 1348.742114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.742213][ T32] r10:61c88647 r9:84a25400 r8:856193ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.742239][ T32] r4:85619380 [ 1348.742259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.742319][ T32] r10:00000000 r9:85619380 r8:80287e08 r7:eb971e60 r6:85619400 r5:84a25400 [ 1348.742374][ T32] r4:00000001 [ 1348.742415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.742580][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1348.742613][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.750726][ T32] INFO: task kworker/1:358:5347 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 10 printk messages dropped ** [ 1348.751406][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1348.751789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1348.752273][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1348.752717][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1348.752895][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1348.758646][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.759040][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1348.759591][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.760027][ T32] r5:856f338c r4:856f3000 [ 1348.760051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1348.760649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1348.761407][ T32] INFO: task kworker/1:359:5349 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 8 printk messages dropped ** [ 1348.761997][ T32] dd20: 853c9000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 6 printk messages dropped ** [ 1348.762301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 6 printk messages dropped ** [ 1348.762752][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.762814][ T32] r5:00001000 r4:e0447000 [ 1348.762859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.762921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.763067][ T32] r5:84b4f38c r4:84b4f000 [ 1348.775323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.775446][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.775476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.775543][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.775574][ T32] r4:84aecb80 [ 1348.775620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.775699][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.775727][ T32] r4:00000001 [ 1348.775824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.775867][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.775974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.776032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.776062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.776096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.776121][ T32] r4:84b0e300 [ 1348.776144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.776173][ T32] INFO: task kworker/1:360:5351 blocked for more than 475 seconds. [ 1348.776205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.776231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.776284][ T32] task:kworker/1:360 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.776403][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.776454][ T32] Call trace: [ 1348.776509][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.776615][ T32] r10:8291a684 r9:eb98dd84 r8:00000002 r7:60000113 r6:eb98dd8c r5:856b8000 [ 1348.776643][ T32] r4:856b8000 [ 1348.776676][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.776796][ T32] r5:856b8000 r4:8291a680 [ 1348.776845][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.776913][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.776961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1348.777004][ T32] r4:00000000 [ 1348.777054][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.777093][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.777130][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.777172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600280 [ 1348.777194][ T32] r4:00000000 [ 1348.777240][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.777315][ T32] r9:83018205 r8:856b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.777393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.777448][ T32] r5:00001000 r4:eb5c7000 [ 1348.777470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.777511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.777553][ T32] r5:856f2f8c r4:856f2c00 [ 1348.777572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.777649][ T32] r7:ddde2d80 r6:83018200 r5:856f2f8c r4:85619580 [ 1348.777673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.777866][ T32] r10:61c88647 r9:856b8000 r8:856195ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.777892][ T32] r4:85619580 [ 1348.777911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.777955][ T32] r10:00000000 r9:85619580 r8:80287e08 r7:eb989e60 r6:85619600 r5:856b8000 [ 1348.777979][ T32] r4:00000001 [ 1348.777997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.778032][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1348.778058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.778088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.778116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.778143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.778189][ T32] r4:856004c0 [ 1348.778582][ T32] INFO: task kworker/1:360:5351 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.778620][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.778743][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.778792][ T32] Call trace: [ 1348.778824][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.778873][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.778896][ T32] r4:00000000 [ 1348.778915][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.778954][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.779003][ T32] dd20: 856a8000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.779036][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.779062][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.779085][ T32] r5:800f0113 r4:80239bb0 [ 1348.779124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.779168][ T32] r4:82ac21e4 [ 1348.779238][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.779283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.779305][ T32] r4:e043ddc0 [ 1348.779323][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.779365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.779389][ T32] r4:00000000 [ 1348.779413][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.779459][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.779481][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.779522][ T32] r5:00001000 r4:e0447000 [ 1348.779541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.779579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.779619][ T32] r5:84b4f38c r4:84b4f000 [ 1348.779638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.779683][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.779704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.779749][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.779771][ T32] r4:84aecb80 [ 1348.779790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.779833][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.779921][ T32] r4:00000001 [ 1348.779943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.779979][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.780005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.780137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.780169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.780198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.780220][ T32] r4:84b0e300 [ 1348.780241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.780266][ T32] INFO: task kworker/1:361:5353 blocked for more than 475 seconds. [ 1348.780294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.780318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.780337][ T32] task:kworker/1:361 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.780399][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.780519][ T32] Call trace: [ 1348.780630][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.780678][ T32] r10:8291a684 r9:eb991d84 r8:00000002 r7:60000013 r6:eb991d8c r5:856b8c00 [ 1348.780725][ T32] r4:856b8c00 [ 1348.780749][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.780793][ T32] r5:856b8c00 r4:8291a680 [ 1348.780812][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.780850][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.780936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1348.780967][ T32] r4:00000000 [ 1348.781034][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.781155][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.781194][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.781264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600500 [ 1348.781372][ T32] r4:00000000 [ 1348.781407][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.781453][ T32] r9:83018205 r8:856b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1348.781516][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.781561][ T32] r5:00001000 r4:eb5ed000 [ 1348.781581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.781619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.781660][ T32] r5:856f378c r4:856f3400 [ 1348.781680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.781725][ T32] r7:ddde2d80 r6:83018200 r5:856f378c r4:85619680 [ 1348.781783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.781833][ T32] r10:61c88647 r9:856b8c00 r8:856196ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.781855][ T32] r4:85619680 [ 1348.781975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.782023][ T32] r10:00000000 r9:85619680 r8:80287e08 r7:eb989e60 r6:85619700 r5:856b8c00 [ 1348.782048][ T32] r4:00000001 [ 1348.782066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.782100][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1348.782126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.782154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.782249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.782283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.782306][ T32] r4:85600340 [ 1348.782568][ T32] INFO: task kworker/1:361:5353 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.782614][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.782674][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.782721][ T32] Call trace: [ 1348.782752][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.782849][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.782877][ T32] r4:00000000 [ 1348.782911][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.782956][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.783055][ T32] dd20: 856a8000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.804135][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.804218][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.804254][ T32] r5:800f0113 r4:80239bb0 [ 1348.804278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.804342][ T32] r4:82ac21e4 [ 1348.804364][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.804416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.804440][ T32] r4:e043ddc0 [ 1348.804458][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.804502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.804554][ T32] r4:00000000 [ 1348.804591][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.804647][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.804721][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.804832][ T32] r5:00001000 r4:e0447000 [ 1348.804856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.804923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.804970][ T32] r5:84b4f38c r4:84b4f000 [ 1348.805080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.805184][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.805261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.805351][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.805377][ T32] r4:84aecb80 [ 1348.805402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.805452][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.805476][ T32] r4:00000001 [ 1348.805495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.805533][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.805561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.805618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.805650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.805680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.805703][ T32] r4:84b0e300 [ 1348.805753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.805813][ T32] INFO: task kworker/1:362:5355 blocked for more than 475 seconds. [ 1348.805874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.805917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805968][ T32] task:kworker/1:362 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.806138][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.806189][ T32] Call trace: [ 1348.806314][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.806369][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000113 r6:eb995d8c r5:856b9800 [ 1348.806393][ T32] r4:856b9800 [ 1348.806420][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.806463][ T32] r5:856b9800 r4:8291a680 [ 1348.806482][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.806520][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.806593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1348.806620][ T32] r4:00000000 [ 1348.806643][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.806679][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.806719][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.806761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600b80 [ 1348.806784][ T32] r4:00000000 [ 1348.806856][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.806920][ T32] r9:83018205 r8:856b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1348.806998][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.807069][ T32] r5:00001000 r4:eb791000 [ 1348.807117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.807209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.807293][ T32] r5:856f478c r4:856f4400 [ 1348.807317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.807389][ T32] r7:ddde2d80 r6:83018200 r5:856f478c r4:85619780 [ 1348.807421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.807470][ T32] r10:61c88647 r9:856b9800 r8:856197ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.807492][ T32] r4:85619780 [ 1348.807511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.807554][ T32] r10:00000000 r9:85619780 r8:80287e08 r7:eb991e60 r6:85619800 r5:856b9800 [ 1348.807576][ T32] r4:00000001 [ 1348.807652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.807691][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1348.807718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.807745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.807839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.807871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.807895][ T32] r4:856006c0 [ 1348.808296][ T32] INFO: task kworker/1:362:5355 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.808334][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.808442][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.808518][ T32] Call trace: [ 1348.808550][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.808600][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.808759][ T32] r4:00000000 [ 1348.808832][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.808878][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.808907][ T32] dd20: 8586c000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.808945][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.808987][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.809100][ T32] r5:800f0113 r4:80239bb0 [ 1348.809126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.809175][ T32] r4:82ac21e4 [ 1348.809196][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.809238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.809310][ T32] r4:e043ddc0 [ 1348.809359][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.809413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.809462][ T32] r4:00000000 [ 1348.809486][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.809535][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.809559][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.809641][ T32] r5:00001000 r4:e0447000 [ 1348.809666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.809706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.809747][ T32] r5:84b4f38c r4:84b4f000 [ 1348.809767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.809814][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.809835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.809880][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.809904][ T32] r4:84aecb80 [ 1348.809923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.809969][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.809992][ T32] r4:00000001 [ 1348.810011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.810050][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.810076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.810130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.810223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.810256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.810325][ T32] r4:84b0e300 [ 1348.810349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.810374][ T32] INFO: task kworker/1:363:5357 blocked for more than 475 seconds. [ 1348.810411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.810491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.810537][ T32] task:kworker/1:363 state:D stack:0 pid:5357 tgid:5357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.810616][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.810712][ T32] Call trace: [ 1348.810746][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.810820][ T32] r10:8291a684 r9:eb999d84 r8:00000002 r7:60000013 r6:eb999d8c r5:856ba400 [ 1348.810846][ T32] r4:856ba400 [ 1348.810867][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.810910][ T32] r5:856ba400 r4:8291a680 [ 1348.811024][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.811130][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.811182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1348.811205][ T32] r4:00000000 [ 1348.811254][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.811294][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.811327][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.811410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856005c0 [ 1348.811438][ T32] r4:00000000 [ 1348.811473][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.811521][ T32] r9:83018205 r8:856ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1348.811556][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.811605][ T32] r5:00001000 r4:eb61f000 [ 1348.811781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.811824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.811865][ T32] r5:856f3b8c r4:856f3800 [ 1348.811910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.811960][ T32] r7:ddde2d80 r6:83018200 r5:856f3b8c r4:85619880 [ 1348.811983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.812028][ T32] r10:61c88647 r9:856ba400 r8:856198ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.812081][ T32] r4:85619880 [ 1348.812119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.812172][ T32] r10:00000000 r9:85619880 r8:80287e08 r7:eb995e60 r6:85619900 r5:856ba400 [ 1348.812196][ T32] r4:00000001 [ 1348.812215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.812251][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1348.812288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.812326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.812404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.812449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.812474][ T32] r4:856006c0 [ 1348.812704][ T32] INFO: task kworker/1:363:5357 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.812788][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.812886][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.813001][ T32] Call trace: [ 1348.839197][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.839326][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.839355][ T32] r4:00000000 [ 1348.839377][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.839428][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.839461][ T32] dd20: 85bdc000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.839491][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.839525][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.839552][ T32] r5:800f0113 r4:80239bb0 [ 1348.839573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.839616][ T32] r4:82ac21e4 [ 1348.839636][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.839692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.839745][ T32] r4:e043ddc0 [ 1348.839769][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.839818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.839895][ T32] r4:00000000 [ 1348.839958][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.840014][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.840094][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.840483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.841181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1348.842040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 ** 2 printk messages dropped ** [ 1348.842114][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.842153][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.842247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600840 [ 1348.842378][ T32] r4:00000000 [ 1348.842442][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.842491][ T32] r9:83018205 r8:856bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1348.842530][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.842588][ T32] r5:00001000 r4:eb71d000 [ 1348.842628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.842677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.842718][ T32] r5:856f3f8c r4:856f3c00 [ 1348.842738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.842782][ T32] r7:ddde2d80 r6:83018200 r5:856f3f8c r4:85619980 [ 1348.842802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.842847][ T32] r10:61c88647 r9:856bb000 r8:856199ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.842868][ T32] r4:85619980 [ 1348.842888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.842955][ T32] r10:00000000 r9:85619980 r8:80287e08 r7:eb995e60 r6:85619a00 r5:856bb000 [ 1348.843040][ T32] r4:00000001 [ 1348.856200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.856289][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1348.856349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.856384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.856423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.856457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.856521][ T32] r4:85600800 [ 1348.856932][ T32] INFO: task kworker/1:364:5359 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.856979][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.857189][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.857246][ T32] Call trace: [ 1348.857316][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.857384][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.857420][ T32] r4:00000000 [ 1348.857443][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1348.857761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1348.858752][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 19 printk messages dropped ** [ 1348.859539][ T32] r5:856bbc00 r4:8291a680 ** 10 printk messages dropped ** [ 1348.859951][ T32] r9:83018205 r8:856bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 8 printk messages dropped ** [ 1348.860359][ T32] r10:61c88647 r9:856bbc00 r8:85619aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.860658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.860707][ T32] r4:85600800 [ 1348.860943][ T32] INFO: task kworker/1:365:5361 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.860979][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.861090][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.861135][ T32] Call trace: [ 1348.861197][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.861250][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.861275][ T32] r4:00000000 [ 1348.861318][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.861403][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.861439][ T32] dd20: 860e3000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.861468][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.861494][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.861530][ T32] r5:800f0113 r4:80239bb0 [ 1348.861554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.861596][ T32] r4:82ac21e4 [ 1348.861615][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.861656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.861705][ T32] r4:e043ddc0 [ 1348.861728][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.861770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.861794][ T32] r4:00000000 [ 1348.861814][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.861858][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.861880][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.861920][ T32] r5:00001000 r4:e0447000 [ 1348.861940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.861979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.862020][ T32] r5:84b4f38c r4:84b4f000 [ 1348.862040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.862109][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.862134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.862181][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.862205][ T32] r4:84aecb80 [ 1348.862223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.862293][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.862321][ T32] r4:00000001 [ 1348.862363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.862446][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.862492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.862521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.862547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.862589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.862615][ T32] r4:84b0e300 [ 1348.862640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.862668][ T32] INFO: task kworker/0:748:5363 blocked for more than 475 seconds. [ 1348.862698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.862722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.862742][ T32] task:kworker/0:748 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.862844][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.887515][ T32] r5:84830c00 r4:8291a680 ** 5 printk messages dropped ** [ 1348.887774][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.888197][ T32] r5:8565338c r4:85653000 [ 1348.888217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.888292][ T32] r7:dddced80 r6:83018000 r5:8565338c r4:85618a80 ** 2 printk messages dropped ** [ 1348.888386][ T32] r4:85618a80 ** 6 printk messages dropped ** [ 1348.888685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.889700][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1348.890210][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.890423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1348.890863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.891496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.892007][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.892322][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.892703][ T32] r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1348.893045][ T32] r5:856f4f8c r4:856f4c00 ** 3 printk messages dropped ** [ 1348.900489][ T32] r10:61c88647 r9:84831800 r8:85619bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.900795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.901713][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.901840][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.901867][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.901891][ T32] r5:800f0113 r4:80239bb0 [ 1348.901912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.901953][ T32] r4:82ac21e4 [ 1348.901973][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.902015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.902037][ T32] r4:e043ddc0 [ 1348.902055][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.902146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.902206][ T32] r4:00000000 [ 1348.902230][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.902367][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.902450][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.902512][ T32] r5:00001000 r4:e0447000 [ 1348.902533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.902597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.902646][ T32] r5:84b4f38c r4:84b4f000 [ 1348.902668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.902714][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.902734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.902796][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.902844][ T32] r4:84aecb80 [ 1348.902884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.902952][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.903046][ T32] r4:00000001 [ 1348.916421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.916529][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.916566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.916595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.916622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.916652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.916676][ T32] r4:84b0e300 [ 1348.916712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.916746][ T32] INFO: task kworker/1:367:5366 blocked for more than 475 seconds. [ 1348.916783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.916809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.916831][ T32] task:kworker/1:367 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.916915][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.916966][ T32] Call trace: [ 1348.916998][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.917103][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:84833000 [ 1348.917139][ T32] r4:84833000 [ 1348.917165][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.917215][ T32] r5:84833000 r4:8291a680 [ 1348.917235][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.917274][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.917340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1348.917378][ T32] r4:00000000 [ 1348.917407][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.917444][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.917493][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.917538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600c80 [ 1348.917560][ T32] r4:00000000 [ 1348.917579][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.917626][ T32] r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1348.917648][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.917689][ T32] r5:00001000 r4:eb7b7000 [ 1348.917758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.917804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.917872][ T32] r5:856f4b8c r4:856f4800 [ 1348.917895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.917957][ T32] r7:ddde2d80 r6:83018200 r5:856f4b8c r4:85619c00 [ 1348.917985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.918049][ T32] r10:61c88647 r9:84833000 r8:85619c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.918077][ T32] r4:85619c00 [ 1348.918097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.918142][ T32] r10:00000000 r9:85619c00 r8:80287e08 r7:eb9b5e60 r6:85618c00 r5:84833000 [ 1348.918165][ T32] r4:00000001 [ 1348.918208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.918249][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1348.918278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.918307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.918334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.918362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.918383][ T32] r4:85600c00 [ 1348.918782][ T32] INFO: task kworker/1:367:5366 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.918820][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.918925][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.918975][ T32] Call trace: [ 1348.919005][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.919096][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.919123][ T32] r4:00000000 [ 1348.919143][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.919211][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.919243][ T32] dd20: 865ff000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.919273][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.919298][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.919336][ T32] r5:800f0113 r4:80239bb0 [ 1348.919360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.919407][ T32] r4:82ac21e4 [ 1348.919428][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1348.919553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1348.920057][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.920372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.920850][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.921209][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.921663][ T32] r5:00001000 r4:eb9d9000 ** 2 printk messages dropped ** [ 1348.921762][ T32] r5:856f5f8c r4:856f5c00 [ 1348.921783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.921827][ T32] r7:ddde2d80 r6:83018200 r5:856f5f8c r4:85619c80 [ 1348.921848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.921893][ T32] r10:61c88647 r9:84830000 r8:85619cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.921915][ T32] r4:85619c80 [ 1348.921935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.922003][ T32] r10:00000000 r9:85619c80 r8:80287e08 r7:eb9b5e60 r6:85618c80 r5:84830000 [ 1348.922030][ T32] r4:00000001 [ 1348.922049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.922084][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1348.922110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.922138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.922168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.922222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.922264][ T32] r4:85600c00 [ 1348.922622][ T32] INFO: task kworker/1:368:5368 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.922675][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.922782][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.922857][ T32] Call trace: [ 1348.922891][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.922998][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.942278][ T32] r4:00000000 [ 1348.942341][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.942422][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.942463][ T32] dd20: 86a2c000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.942494][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.942519][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.942543][ T32] r5:800f0113 r4:80239bb0 [ 1348.942591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.942664][ T32] r4:82ac21e4 [ 1348.942750][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.942830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.942878][ T32] r4:e043ddc0 [ 1348.942915][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.942962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.942985][ T32] r4:00000000 [ 1348.943064][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.943964][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.944012][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.944071][ T32] r5:00001000 r4:e0447000 [ 1348.944093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.944152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.944206][ T32] r5:84b4f38c r4:84b4f000 [ 1348.944227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.944278][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.944299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.944345][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.944367][ T32] r4:84aecb80 [ 1348.944407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.944464][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.944489][ T32] r4:00000001 [ 1348.944533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.944576][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.944679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.944712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.944739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.944773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.944796][ T32] r4:84b0e300 [ 1348.944820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.944860][ T32] INFO: task kworker/1:369:5370 blocked for more than 475 seconds. [ 1348.944920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.944950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.944973][ T32] task:kworker/1:369 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.945055][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.945108][ T32] Call trace: [ 1348.945142][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.945224][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000013 r6:eb9c9d8c r5:84833c00 [ 1348.945251][ T32] r4:84833c00 [ 1348.945272][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.945359][ T32] r5:84833c00 r4:8291a680 [ 1348.945399][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.945444][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.945486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1348.945508][ T32] r4:00000000 [ 1348.945527][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.945562][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.945609][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.945653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600f00 [ 1348.945677][ T32] r4:00000000 [ 1348.945696][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.945739][ T32] r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1348.945761][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.945827][ T32] r5:00001000 r4:eb7d9000 [ 1348.945850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.945889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.945930][ T32] r5:856f538c r4:856f5000 [ 1348.945965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.946104][ T32] r7:ddde2d80 r6:83018200 r5:856f538c r4:85619d00 [ 1348.946128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.946174][ T32] r10:61c88647 r9:84833c00 r8:85619d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.946197][ T32] r4:85619d00 [ 1348.946216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.946264][ T32] r10:00000000 r9:85619d00 r8:80287e08 r7:eb9c1e60 r6:85618d00 r5:84833c00 [ 1348.946291][ T32] r4:00000001 [ 1348.946311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.946370][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1348.946404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.946435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.946462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.946515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.946540][ T32] r4:855e6080 [ 1348.946950][ T32] INFO: task kworker/1:369:5370 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.946991][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.947049][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.947108][ T32] Call trace: [ 1348.947166][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.947217][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.947239][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.947329][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 2 printk messages dropped ** [ 1348.947493][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 3 printk messages dropped ** [ 1348.947599][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1348.947758][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.947849][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1348.948030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.948327][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1348.948498][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.948662][ T32] INFO: task kworker/1:370:5371 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.948844][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.948902][ T32] Call trace: [ 1348.948935][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.948983][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000113 r6:eb9cdd8c r5:84834800 [ 1348.949017][ T32] r4:84834800 [ 1348.949041][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.949083][ T32] r5:84834800 r4:8291a680 [ 1348.949128][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.949171][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.949213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1348.949235][ T32] r4:00000000 [ 1348.949254][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.949304][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.949342][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.949400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e6040 [ 1348.949430][ T32] r4:00000000 [ 1348.949462][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.949571][ T32] r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1348.949596][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.949677][ T32] r5:00001000 r4:eb7e5000 [ 1348.949725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.949773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.949816][ T32] r5:856f578c r4:856f5400 [ 1348.949861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.949935][ T32] r7:ddde2d80 r6:83018200 r5:856f578c r4:85619d80 [ 1348.950001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.950115][ T32] r10:61c88647 r9:84834800 r8:85619dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.950148][ T32] r4:85619d80 [ 1348.950167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.950211][ T32] r10:00000000 r9:85619d80 r8:80287e08 r7:eb9c1e60 r6:85618d80 r5:84834800 [ 1348.950233][ T32] r4:00000001 [ 1348.950253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.950293][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1348.950336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.950366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.950394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.950478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.950504][ T32] r4:855e6140 [ 1348.950763][ T32] INFO: task kworker/1:370:5371 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.950814][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.950879][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.950925][ T32] Call trace: [ 1348.950998][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.951060][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.951114][ T32] r4:00000000 [ 1348.951138][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.951180][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.951225][ T32] dd20: 86a2c000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.951257][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.951282][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.951332][ T32] r5:800f0113 r4:80239bb0 [ 1348.951356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.951405][ T32] r4:82ac21e4 [ 1348.951426][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.951469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.951492][ T32] r4:e043ddc0 [ 1348.951536][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.951586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 4 printk messages dropped ** [ 1348.951786][ T32] r5:00001000 r4:e0447000 ** 2 printk messages dropped ** [ 1348.951933][ T32] r5:84b4f38c r4:84b4f000 ** 3 printk messages dropped ** [ 1348.952131][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.952335][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 3 printk messages dropped ** [ 1348.952524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.952741][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.975835][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.975990][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.976060][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.976113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e6280 [ 1348.976138][ T32] r4:00000000 [ 1348.976164][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.976237][ T32] r9:83018205 r8:84836000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1348.976266][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.976313][ T32] r5:00001000 r4:eb9d3000 [ 1348.976334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.976398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.976444][ T32] r5:856f5b8c r4:856f5800 [ 1348.976486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.976538][ T32] r7:ddde2d80 r6:83018200 r5:856f5b8c r4:85619e00 [ 1348.976560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.976657][ T32] r10:61c88647 r9:84836000 r8:85619e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.976685][ T32] r4:85619e00 [ 1348.976706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.976758][ T32] r10:00000000 r9:85619e00 r8:80287e08 r7:eb9c1e60 r6:85618e00 r5:84836000 [ 1348.976783][ T32] r4:00000001 [ 1348.976827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.976917][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1348.976977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.977011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.977038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.977066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.977088][ T32] r4:855e6080 [ 1348.977579][ T32] INFO: task kworker/1:371:5375 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.977634][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.977745][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.977853][ T32] Call trace: [ 1348.977917][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.977969][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.977994][ T32] r4:00000000 [ 1348.978086][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.978174][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.978207][ T32] dd20: 86d84000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.978236][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.978263][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.978286][ T32] r5:800f0113 r4:80239bb0 [ 1348.978334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.978384][ T32] r4:82ac21e4 [ 1348.978464][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.978510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1348.978533][ T32] r4:e043ddc0 [ 1348.978656][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.978702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1348.978724][ T32] r4:00000000 [ 1348.978743][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.978787][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1348.978810][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.978852][ T32] r5:00001000 r4:e0447000 [ 1348.978897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.978991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.979037][ T32] r5:84b4f38c r4:84b4f000 [ 1348.979057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.979104][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1348.979125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.979191][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.979217][ T32] r4:84aecb80 [ 1348.979239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.979285][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1348.979309][ T32] r4:00000001 [ 1348.979327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.979362][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1348.979414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.979446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.979474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.979501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.979573][ T32] r4:84b0e300 [ 1348.979610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.979645][ T32] INFO: task kworker/0:749:5377 blocked for more than 475 seconds. [ 1348.979680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.979736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.979785][ T32] task:kworker/0:749 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.979914][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.980009][ T32] Call trace: [ 1348.980056][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1348.980111][ T32] r10:8291a684 r9:eb9f1d84 r8:00000002 r7:60000113 r6:eb9f1d8c r5:84832400 [ 1348.980135][ T32] r4:84832400 [ 1348.980165][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.980236][ T32] r5:84832400 r4:8291a680 [ 1348.980259][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.980305][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.980371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1348.980423][ T32] r4:00000000 [ 1348.980446][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1348.980484][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1348.980544][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1348.980614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559d600 [ 1348.980641][ T32] r4:00000000 [ 1348.980661][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1348.980705][ T32] r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1348.980727][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.980767][ T32] r5:00001000 r4:eba3b000 [ 1348.980813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.980885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.980932][ T32] r5:8565378c r4:85653400 [ 1348.980952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.980997][ T32] r7:dddced80 r6:83018000 r5:8565378c r4:85618e80 [ 1348.981017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.981062][ T32] r10:61c88647 r9:84832400 r8:85618eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.981240][ T32] r4:85618e80 [ 1348.981265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.981354][ T32] r10:00000000 r9:85618e80 r8:80287e08 r7:eb95de60 r6:85618f00 r5:84832400 [ 1348.981385][ T32] r4:00000001 [ 1348.981404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.981439][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1348.981467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.981495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.981542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.981614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.981640][ T32] r4:85602740 [ 1348.981865][ T32] INFO: task kworker/0:749:5377 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1348.981908][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.982030][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.982146][ T32] Call trace: [ 1348.982486][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.982554][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1348.982582][ T32] r4:00000000 [ 1348.982603][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.982725][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1348.982757][ T32] dd20: 86d84000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1348.982816][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1348.982942][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1348.982998][ T32] r5:800f0113 r4:80239bb0 [ 1348.983024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.013930][ T32] r4:82ac21e4 [ 1349.014014][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.014091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.014141][ T32] r4:e043ddc0 [ 1349.014172][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.014249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.014277][ T32] r4:00000000 [ 1349.014298][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.014393][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.014423][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.014472][ T32] r5:00001000 r4:e0447000 [ 1349.014493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.014533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.014578][ T32] r5:84b4f38c r4:84b4f000 [ 1349.014598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.014646][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.014692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.014745][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.014769][ T32] r4:84aecb80 [ 1349.014789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.014836][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.014874][ T32] r4:00000001 [ 1349.014896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.014935][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.015090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.015127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.015160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.015192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.015218][ T32] r4:84b0e300 [ 1349.015244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.015276][ T32] INFO: task kworker/1:372:5378 blocked for more than 475 seconds. [ 1349.015311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.015387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.015415][ T32] task:kworker/1:372 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.015573][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.015771][ T32] Call trace: [ 1349.015921][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.015980][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000113 r6:eb9f5d8c r5:84835400 [ 1349.016004][ T32] r4:84835400 [ 1349.016026][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.016068][ T32] r5:84835400 r4:8291a680 [ 1349.016137][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.016189][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.016468][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.017036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.017134][ T32] r5:856f638c r4:856f6000 ** 1 printk messages dropped ** [ 1349.017209][ T32] r7:ddde2d80 r6:83018200 r5:856f638c r4:85619e80 ** 5 printk messages dropped ** [ 1349.017497][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.017742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.018526][ T32] Call trace: [ 1349.018695][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.018773][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.018804][ T32] r4:00000000 [ 1349.018825][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.018865][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.018894][ T32] dd20: 8745a000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.019020][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.019141][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.019204][ T32] r5:800f0113 r4:80239bb0 [ 1349.019249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.019317][ T32] r4:82ac21e4 [ 1349.019337][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.019408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.019438][ T32] r4:e043ddc0 [ 1349.019482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.019530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.019553][ T32] r4:00000000 [ 1349.019573][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.019617][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.019650][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.019708][ T32] r5:00001000 r4:e0447000 [ 1349.019732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.019775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.019815][ T32] r5:84b4f38c r4:84b4f000 [ 1349.019835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.019881][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.019902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.019946][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.019995][ T32] r4:84aecb80 [ 1349.020018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.020064][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.020086][ T32] r4:00000001 [ 1349.020105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1349.020200][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.020381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1349.020748][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.020991][ T32] r5:85723000 r4:8291a680 ** 2 printk messages dropped ** [ 1349.021108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 ** 4 printk messages dropped ** [ 1349.021314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e6980 ** 4 printk messages dropped ** [ 1349.021502][ T32] r5:00001000 r4:eba27000 ** 2 printk messages dropped ** [ 1349.021676][ T32] r5:856f738c r4:856f7000 [ 1349.021695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.021743][ T32] r7:ddde2d80 r6:83018200 r5:856f738c r4:85619f00 [ 1349.021781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.021833][ T32] r10:61c88647 r9:85723000 r8:85619f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.021885][ T32] r4:85619f00 [ 1349.021935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.021984][ T32] r10:00000000 r9:85619f00 r8:80287e08 r7:eb9f5e60 r6:855a0000 r5:85723000 [ 1349.022050][ T32] r4:00000001 [ 1349.022073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.022147][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1349.022189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.022218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.022256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.022289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.022311][ T32] r4:855e6300 [ 1349.022569][ T32] INFO: task kworker/1:373:5380 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.022691][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.022753][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.022827][ T32] Call trace: [ 1349.022891][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.022986][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.037693][ T32] r4:00000000 [ 1349.037743][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.037814][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.037874][ T32] dd20: 87583000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.037908][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.037934][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.037961][ T32] r5:800f0113 r4:80239bb0 [ 1349.038008][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.038060][ T32] r4:82ac21e4 [ 1349.038081][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.038123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.038146][ T32] r4:e043ddc0 [ 1349.038171][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.038214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.038263][ T32] r4:00000000 [ 1349.038303][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.038379][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.038407][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.038477][ T32] r5:00001000 r4:e0447000 [ 1349.038501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.038542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.038597][ T32] r5:84b4f38c r4:84b4f000 [ 1349.038620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.038693][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.038718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.038767][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.038790][ T32] r4:84aecb80 [ 1349.038810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.038856][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.038880][ T32] r4:00000001 [ 1349.038899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.038934][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.038960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.038988][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.039014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.039067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.039093][ T32] r4:84b0e300 [ 1349.039118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.039149][ T32] INFO: task kworker/1:374:5382 blocked for more than 475 seconds. [ 1349.039188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.039214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.039236][ T32] task:kworker/1:374 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.039323][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.039369][ T32] Call trace: [ 1349.039402][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.039449][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000013 r6:eba09d8c r5:85730000 [ 1349.039485][ T32] r4:85730000 [ 1349.039521][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.039596][ T32] r5:85730000 r4:8291a680 [ 1349.039622][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.039663][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.039705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1349.039752][ T32] r4:00000000 [ 1349.039783][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.039847][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.039886][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.039927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e6580 [ 1349.039981][ T32] r4:00000000 [ 1349.040004][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.040048][ T32] r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1349.040114][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.040166][ T32] r5:00001000 r4:eb9ed000 [ 1349.040188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.040231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.040274][ T32] r5:856f678c r4:856f6400 [ 1349.040319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.040373][ T32] r7:ddde2d80 r6:83018200 r5:856f678c r4:85619f80 [ 1349.040394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.040439][ T32] r10:61c88647 r9:85730000 r8:85619fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.040479][ T32] r4:85619f80 [ 1349.040528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.040603][ T32] r10:00000000 r9:85619f80 r8:80287e08 r7:eb9fde60 r6:855a0080 r5:85730000 [ 1349.040657][ T32] r4:00000001 [ 1349.040680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.040729][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1349.040760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.040788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.040846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.040907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.040964][ T32] r4:855e6740 [ 1349.041441][ T32] INFO: task kworker/1:374:5382 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.041489][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.041601][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.041648][ T32] Call trace: [ 1349.041697][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.041752][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.041836][ T32] r4:00000000 [ 1349.041860][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.041903][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.041933][ T32] dd20: 87583000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.041961][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.042029][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.042059][ T32] r5:800f0113 r4:80239bb0 [ 1349.042080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.042121][ T32] r4:82ac21e4 [ 1349.042141][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.042193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.042216][ T32] r4:e043ddc0 [ 1349.042237][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.042278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.042300][ T32] r4:00000000 [ 1349.042318][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.042362][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.042383][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.042427][ T32] r5:00001000 r4:e0447000 [ 1349.042446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.042483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.042548][ T32] r5:84b4f38c r4:84b4f000 [ 1349.042573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.042669][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.042695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.042780][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.042835][ T32] r4:84aecb80 [ 1349.042875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.042953][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.062128][ T32] r4:00000001 [ 1349.062250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.062390][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.062428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.062459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.062487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.062572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.062624][ T32] r4:84b0e300 [ 1349.062849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.062987][ T32] INFO: task kworker/1:375:5383 blocked for more than 475 seconds. [ 1349.063610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.063648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.063674][ T32] task:kworker/1:375 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.064161][ T32] r5:85730c00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.064493][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.064706][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.065089][ T32] r5:856f6b8c r4:856f6800 [ 1349.065109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.065472][ T32] r4:855a7000 ** 5 printk messages dropped ** [ 1349.065804][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.066583][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.066804][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.066918][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 6 printk messages dropped ** [ 1349.067144][ T32] r4:e043ddc0 ** 5 printk messages dropped ** [ 1349.067397][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.067961][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1349.068232][ T32] r4:84b0e300 ** 4 printk messages dropped ** [ 1349.068464][ T32] task:kworker/1:376 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.068911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba21e08 ** 9 printk messages dropped ** [ 1349.069387][ T32] r5:00001000 r4:eba11000 ** 2 printk messages dropped ** [ 1349.069531][ T32] r5:856f6f8c r4:856f6c00 ** 3 printk messages dropped ** [ 1349.069767][ T32] r10:61c88647 r9:85732400 r8:855a70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1349.069855][ T32] r10:00000000 r9:855a7080 r8:80287e08 r7:eb9fde60 r6:855a0180 r5:85732400 [ 1349.069906][ T32] r4:00000001 [ 1349.069929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.069995][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1349.070082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.070115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.070178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.070211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.070234][ T32] r4:855e6780 [ 1349.070459][ T32] INFO: task kworker/1:376:5385 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.070604][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.070720][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.070774][ T32] Call trace: [ 1349.070835][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.070885][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.070931][ T32] r4:00000000 [ 1349.070956][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.071108][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.071142][ T32] dd20: 878ba000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.071202][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.071244][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.071297][ T32] r5:800f0113 r4:80239bb0 [ 1349.071373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.071419][ T32] r4:82ac21e4 [ 1349.071468][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.071514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.071632][ T32] r4:e043ddc0 [ 1349.071654][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.071722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.071768][ T32] r4:00000000 [ 1349.071791][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.071838][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.071860][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.071902][ T32] r5:00001000 r4:e0447000 [ 1349.071921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.072000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.072068][ T32] r5:84b4f38c r4:84b4f000 [ 1349.072091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.072140][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.072177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.072250][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.072276][ T32] r4:84aecb80 [ 1349.072359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.072409][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.072432][ T32] r4:00000001 [ 1349.072451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.072485][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.072536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.072568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.072595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.072629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.072654][ T32] r4:84b0e300 [ 1349.072674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.072714][ T32] INFO: task kworker/1:377:5387 blocked for more than 475 seconds. [ 1349.072899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.072941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.072965][ T32] task:kworker/1:377 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1349.103939][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:85731800 ** 8 printk messages dropped ** [ 1349.104394][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 13 printk messages dropped ** [ 1349.105265][ T32] r10:61c88647 r9:85731800 r8:855a712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1349.105823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.106695][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 6 printk messages dropped ** [ 1349.106948][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1349.107497][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 2 printk messages dropped ** [ 1349.107645][ T32] r4:84aecb80 [ 1349.107665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.107711][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.107734][ T32] r4:00000001 [ 1349.107752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.107801][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.107833][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.107861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.107886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.107914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.107935][ T32] r4:84b0e300 [ 1349.107957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.108019][ T32] INFO: task kworker/1:378:5390 blocked for more than 475 seconds. [ 1349.108096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.108136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.108168][ T32] task:kworker/1:378 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1349.108908][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.109410][ T32] r5:8570038c r4:85700000 [ 1349.109437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1349.109960][ T32] r4:855e6ac0 ** 4 printk messages dropped ** [ 1349.110381][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.110897][ T32] r4:e043ddc0 ** 2 printk messages dropped ** [ 1349.111050][ T32] r4:00000000 [ 1349.111112][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.111169][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.111192][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.111234][ T32] r5:00001000 r4:e0447000 [ 1349.111269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.111313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.111381][ T32] r5:84b4f38c r4:84b4f000 [ 1349.111405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.111452][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 9 printk messages dropped ** [ 1349.112096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1349.112871][ T32] r5:85734800 r4:8291a680 ** 8 printk messages dropped ** [ 1349.136578][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.136851][ T32] r5:856f7b8c r4:856f7800 ** 1 printk messages dropped ** [ 1349.136918][ T32] r7:ddde2d80 r6:83018200 r5:856f7b8c r4:855a7200 ** 8 printk messages dropped ** [ 1349.137358][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1349.138598][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 11 printk messages dropped ** [ 1349.139170][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.139630][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1349.140278][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.140742][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.140922][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.140956][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.140996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559dd80 [ 1349.141017][ T32] r4:00000000 [ 1349.141037][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.141080][ T32] r9:83018005 r8:85736000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1349.141102][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.141144][ T32] r5:00001000 r4:dfa89000 [ 1349.141279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.141351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.141397][ T32] r5:85653f8c r4:85653c00 [ 1349.141416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.141547][ T32] r7:dddced80 r6:83018000 r5:85653f8c r4:855a0380 [ 1349.141639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.141917][ T32] r10:61c88647 r9:85736000 r8:855a03ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.142095][ T32] r4:855a0380 [ 1349.142118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.142195][ T32] r10:00000000 r9:855a0380 r8:80287e08 r7:eb95de60 r6:855a0400 r5:85736000 [ 1349.142221][ T32] r4:00000001 [ 1349.142292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.142357][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1349.142387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.142416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.142444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.142493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.142518][ T32] r4:8559d780 [ 1349.142744][ T32] INFO: task kworker/0:750:5394 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.142800][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.143059][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.163572][ T32] Call trace: [ 1349.163619][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.163699][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.163726][ T32] r4:00000000 [ 1349.163769][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.163823][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.163858][ T32] dd20: 88799000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.163889][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.163915][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.163961][ T32] r5:800f0113 r4:80239bb0 [ 1349.163986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.164030][ T32] r4:82ac21e4 [ 1349.164051][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.164094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.164118][ T32] r4:e043ddc0 [ 1349.164157][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.164206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.164229][ T32] r4:00000000 [ 1349.164335][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.164388][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.164412][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.164513][ T32] r5:00001000 r4:e0447000 [ 1349.164613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.164657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.164700][ T32] r5:84b4f38c r4:84b4f000 [ 1349.164742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.164800][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.164823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.164869][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.164891][ T32] r4:84aecb80 [ 1349.164936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.164985][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.165008][ T32] r4:00000001 [ 1349.165110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.165168][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.165214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.165245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.165271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.165321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.165345][ T32] r4:84b0e300 [ 1349.165369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.165497][ T32] INFO: task kworker/1:380:5395 blocked for more than 475 seconds. [ 1349.165536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.165563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.165587][ T32] task:kworker/1:380 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.165639][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.165682][ T32] Call trace: [ 1349.165737][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.165788][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:856be000 [ 1349.165810][ T32] r4:856be000 [ 1349.165829][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1349.165999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 ** 8 printk messages dropped ** [ 1349.166415][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.166575][ T32] r5:856f7f8c r4:856f7c00 [ 1349.166690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.166886][ T32] r4:855a7280 ** 6 printk messages dropped ** [ 1349.167330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.168205][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.168418][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 8 printk messages dropped ** [ 1349.168668][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1349.168884][ T32] r5:00001000 r4:e0447000 ** 5 printk messages dropped ** [ 1349.169098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.169485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.170171][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.170323][ T32] r4:856bec00 ** 3 printk messages dropped ** [ 1349.170448][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.171021][ T32] r9:83018205 r8:856bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 1349.171260][ T32] r5:85700b8c r4:85700800 [ 1349.171287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.171337][ T32] r7:ddde2d80 r6:83018200 r5:85700b8c r4:855a7380 [ 1349.171359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.171406][ T32] r10:61c88647 r9:856bec00 r8:855a73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.171504][ T32] r4:855a7380 [ 1349.171527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.171597][ T32] r10:00000000 r9:855a7380 r8:80287e08 r7:eba39e60 r6:855a7400 r5:856bec00 [ 1349.171688][ T32] r4:00000001 [ 1349.171777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.171816][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1349.171858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.171955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.171985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.172013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.172041][ T32] r4:85602300 [ 1349.172332][ T32] INFO: task kworker/1:381:5398 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.172378][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.172446][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.172494][ T32] Call trace: [ 1349.172539][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.172594][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.172618][ T32] r4:00000000 [ 1349.172654][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.172716][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.172746][ T32] dd20: 88799000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.172799][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.172859][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.172890][ T32] r5:800f0113 r4:80239bb0 [ 1349.173025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.203586][ T32] r4:82ac21e4 [ 1349.203636][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.203706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.203731][ T32] r4:e043ddc0 [ 1349.203751][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.203795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.203818][ T32] r4:00000000 [ 1349.203838][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.203885][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.203908][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.203972][ T32] r5:00001000 r4:e0447000 [ 1349.203998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.204039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.204084][ T32] r5:84b4f38c r4:84b4f000 [ 1349.204106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.204189][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.204223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.204276][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.204299][ T32] r4:84aecb80 [ 1349.204320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.204368][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.204421][ T32] r4:00000001 [ 1349.204485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.204542][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.204746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.204833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.204863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.204918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.205021][ T32] r4:84b0e300 [ 1349.205065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1349.205246][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.205718][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.206979][ T32] r5:00001000 r4:eba63000 ** 2 printk messages dropped ** [ 1349.207099][ T32] r5:8570078c r4:85700400 [ 1349.207119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.207501][ T32] r10:61c88647 r9:856bc800 r8:855a74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1349.208496][ T32] r4:85602300 ** 3 printk messages dropped ** [ 1349.209349][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.209590][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 6 printk messages dropped ** [ 1349.209933][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1349.210378][ T32] r5:84b4f38c r4:84b4f000 ** 3 printk messages dropped ** [ 1349.210614][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.210931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.210961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.211002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.211084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.211112][ T32] r4:84b0e300 [ 1349.211148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.211183][ T32] INFO: task kworker/1:383:5402 blocked for more than 475 seconds. [ 1349.211212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.211296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.211387][ T32] task:kworker/1:383 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.211436][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.211479][ T32] Call trace: [ 1349.211530][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.211615][ T32] r10:8291a684 r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:856bd400 [ 1349.211659][ T32] r4:856bd400 [ 1349.211681][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.211753][ T32] r5:856bd400 r4:8291a680 [ 1349.211776][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.211815][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.211872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1349.211899][ T32] r4:00000000 [ 1349.211918][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.211983][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.212022][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.212101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558f040 [ 1349.212160][ T32] r4:00000000 [ 1349.212216][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.212280][ T32] r9:83018205 r8:856bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1349.212306][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.212347][ T32] r5:00001000 r4:eba77000 [ 1349.212398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.212446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.212488][ T32] r5:85700f8c r4:85700c00 [ 1349.212508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.212574][ T32] r7:ddde2d80 r6:83018200 r5:85700f8c r4:855a7580 [ 1349.212600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.212647][ T32] r10:61c88647 r9:856bd400 r8:855a75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.212669][ T32] r4:855a7580 [ 1349.212691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.212779][ T32] r10:00000000 r9:855a7580 r8:80287e08 r7:eba49e60 r6:855a7600 r5:856bd400 [ 1349.212863][ T32] r4:00000001 [ 1349.213084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.233753][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1349.233826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.233859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.233972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.234016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.234094][ T32] r4:8558f040 [ 1349.234593][ T32] INFO: task kworker/1:383:5402 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.234697][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.234847][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.234963][ T32] Call trace: [ 1349.235024][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.235086][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.235111][ T32] r4:00000000 [ 1349.235210][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.235260][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.235291][ T32] dd20: 88ea6000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.235389][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.235471][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.235912][ T32] r5:800f0113 r4:80239bb0 [ 1349.235989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.236039][ T32] r4:82ac21e4 [ 1349.237282][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1349.237398][ T32] r4:e043ddc0 ** 5 printk messages dropped ** [ 1349.237730][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.238205][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.238228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.238396][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.238449][ T32] r4:84aecb80 [ 1349.238841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.238932][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.239302][ T32] r4:00000001 [ 1349.239327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.239364][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.239392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.239420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.239446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.239475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.239519][ T32] r4:84b0e300 [ 1349.239546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1349.239980][ T32] task:kworker/0:751 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.242141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 ** 7 printk messages dropped ** [ 1349.242857][ T32] r9:83018005 r8:856c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1349.268886][ T32] r5:85754b8c r4:85754800 [ 1349.268909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.269177][ T32] r10:00000000 r9:855a0480 r8:80287e08 r7:eb95de60 r6:855a7680 r5:856c1800 ** 9 printk messages dropped ** [ 1349.270184][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.270728][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1349.271199][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.271516][ T32] r5:84b4f38c r4:84b4f000 ** 4 printk messages dropped ** [ 1349.271736][ T32] r4:84aecb80 ** 2 printk messages dropped ** [ 1349.271870][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.272137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.272413][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.272711][ T32] r5:856c0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.272942][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.285240][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1349.285360][ T32] r4:00000000 [ 1349.285383][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.285472][ T32] r9:83018005 r8:856c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1349.285631][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.285683][ T32] r5:00001000 r4:eac11000 [ 1349.285705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.285762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.285809][ T32] r5:8495438c r4:84954000 [ 1349.285832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.285886][ T32] r7:dddced80 r6:83018000 r5:8495438c r4:855a0500 [ 1349.285908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.285954][ T32] r10:61c88647 r9:856c0c00 r8:855a052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.286043][ T32] r4:855a0500 [ 1349.286067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.286115][ T32] r10:00000000 r9:855a0500 r8:80287e08 r7:eb8ade60 r6:855a7780 r5:856c0c00 [ 1349.286138][ T32] r4:00000001 [ 1349.286215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.286258][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1349.286288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.286317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.286344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.286372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.286396][ T32] r4:8559dec0 [ 1349.286835][ T32] INFO: task kworker/0:752:5409 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.286908][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.286984][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.287033][ T32] Call trace: [ 1349.287160][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.287224][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.287248][ T32] r4:00000000 [ 1349.287347][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.287392][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.287561][ T32] dd20: 8934f000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.287596][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.287653][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.287684][ T32] r5:800f0113 r4:80239bb0 [ 1349.287731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.287782][ T32] r4:82ac21e4 [ 1349.287930][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.287976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.288029][ T32] r4:e043ddc0 [ 1349.288083][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.288158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.288252][ T32] r4:00000000 [ 1349.288349][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.288442][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.288467][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.288606][ T32] r5:00001000 r4:e0447000 [ 1349.288698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.288793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.288863][ T32] r5:84b4f38c r4:84b4f000 [ 1349.288887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.288936][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.288957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.289002][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.289050][ T32] r4:84aecb80 ** 1 printk messages dropped ** [ 1349.289124][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 6 printk messages dropped ** [ 1349.289410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.289876][ T32] r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:856c3000 ** 8 printk messages dropped ** [ 1349.290248][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.290677][ T32] r5:8570178c r4:85701400 ** 2 printk messages dropped ** [ 1349.290764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.291171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.292261][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 10 printk messages dropped ** [ 1349.292607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 10 printk messages dropped ** [ 1349.318085][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1349.318658][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 6 printk messages dropped ** [ 1349.318941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1349.319441][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.319616][ T32] r5:856c3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1349.319899][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.320481][ T32] r5:8570138c r4:85701000 [ 1349.320583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.320876][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.321413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.322302][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 5 printk messages dropped ** [ 1349.322549][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.322632][ T32] r5:800f0113 r4:80239bb0 [ 1349.322685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.322730][ T32] r4:82ac21e4 [ 1349.322751][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.322793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.322815][ T32] r4:e043ddc0 [ 1349.322833][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.322981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.335811][ T32] r4:00000000 [ 1349.335864][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.335953][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.335982][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.336030][ T32] r5:00001000 r4:e0447000 [ 1349.336105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.336151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.336209][ T32] r5:84b4f38c r4:84b4f000 [ 1349.336229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.336277][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.336314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.336366][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.336388][ T32] r4:84aecb80 [ 1349.336434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.336486][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.336509][ T32] r4:00000001 [ 1349.336529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.336566][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.336598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.336651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.336685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.336748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.336804][ T32] r4:84b0e300 [ 1349.336835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.336866][ T32] INFO: task kworker/0:753:5413 blocked for more than 475 seconds. [ 1349.336915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.336946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.336995][ T32] task:kworker/0:753 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.337059][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.337132][ T32] Call trace: [ 1349.337185][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.337239][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000013 r6:eba85d8c r5:856c4800 [ 1349.337275][ T32] r4:856c4800 [ 1349.337341][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.337391][ T32] r5:856c4800 r4:8291a680 [ 1349.337435][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.337484][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.337532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1349.337599][ T32] r4:00000000 [ 1349.337623][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.337659][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.337694][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.337734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559d940 [ 1349.337757][ T32] r4:00000000 [ 1349.337776][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.337869][ T32] r9:83018005 r8:856c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1349.337896][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.337941][ T32] r5:00001000 r4:eacd5000 [ 1349.337960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.338071][ T32] r5:8575438c r4:85754000 [ 1349.338115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.338411][ T32] r10:61c88647 r9:856c4800 r8:855a05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.338441][ T32] r4:855a0580 [ 1349.338460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.338506][ T32] r10:00000000 r9:855a0580 r8:80287e08 r7:eb8ade60 r6:855a7980 r5:856c4800 [ 1349.338527][ T32] r4:00000001 [ 1349.338546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.338581][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1349.338637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.338693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.338740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.338773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.338795][ T32] r4:8559df80 [ 1349.339210][ T32] INFO: task kworker/0:753:5413 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.339248][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.339362][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.339432][ T32] Call trace: [ 1349.339466][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.339516][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.339555][ T32] r4:00000000 [ 1349.339578][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.339620][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.339751][ T32] dd20: 89a5b000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.339783][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.339808][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.339832][ T32] r5:800f0113 r4:80239bb0 [ 1349.339854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.339895][ T32] r4:82ac21e4 [ 1349.339914][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.339955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.339977][ T32] r4:e043ddc0 [ 1349.339997][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.340037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.340060][ T32] r4:00000000 [ 1349.340127][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.340233][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 6 printk messages dropped ** [ 1349.340540][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1349.340793][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.341048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.341640][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.342163][ T32] r5:856c2400 r4:8291a680 ** 3 printk messages dropped ** [ 1349.342295][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.342444][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.342741][ T32] r5:8575478c r4:85754400 ** 1 printk messages dropped ** [ 1349.342805][ T32] r7:dddced80 r6:83018000 r5:8575478c r4:855a0600 ** 9 printk messages dropped ** [ 1349.367341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.368099][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.368167][ T32] Call trace: [ 1349.368200][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.368373][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.368886][ T32] r4:00000000 [ 1349.368912][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.369122][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.369161][ T32] dd20: 89f10000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.369191][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.369216][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.369241][ T32] r5:800f0113 r4:80239bb0 [ 1349.369262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.369352][ T32] r4:82ac21e4 [ 1349.369430][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.369482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.369506][ T32] r4:e043ddc0 [ 1349.369526][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.369588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.369615][ T32] r4:00000000 [ 1349.369689][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.369762][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.369824][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.369892][ T32] r5:00001000 r4:e0447000 [ 1349.369935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.369979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.370022][ T32] r5:84b4f38c r4:84b4f000 [ 1349.370042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.370122][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.370148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.370264][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.370293][ T32] r4:84aecb80 [ 1349.370312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.370360][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.370416][ T32] r4:00000001 [ 1349.370474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.370516][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.370577][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.370895][ T32] INFO: task kworker/0:755:5416 blocked for more than 475 seconds. ** 1 printk messages dropped ** [ 1349.371099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.371126][ T32] task:kworker/0:755 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.371182][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.371225][ T32] Call trace: [ 1349.371273][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.371353][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:856c6000 [ 1349.371380][ T32] r4:856c6000 [ 1349.371406][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.371476][ T32] r5:856c6000 r4:8291a680 [ 1349.371499][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.371567][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.371612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1349.371647][ T32] r4:00000000 [ 1349.371669][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.371730][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.371772][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.371813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b180 ** 2 printk messages dropped ** [ 1349.371955][ T32] r9:83018005 r8:856c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 5 printk messages dropped ** [ 1349.372275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1349.386362][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.386992][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1349.387872][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 14 printk messages dropped ** [ 1349.388522][ T32] Call trace: ** 10 printk messages dropped ** [ 1349.389135][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1349.389884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1349.392248][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.392851][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1349.414991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1349.416736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.416952][ T32] INFO: task kworker/0:757:5421 blocked for more than 475 seconds. [ 1349.416991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.417318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.417622][ T32] task:kworker/0:757 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.417690][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.417864][ T32] Call trace: [ 1349.417997][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.418082][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000013 r6:ebaa5d8c r5:856c8c00 [ 1349.418110][ T32] r4:856c8c00 [ 1349.418133][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.418225][ T32] r5:856c8c00 r4:8291a680 [ 1349.418389][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.418434][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.418504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1349.418557][ T32] r4:00000000 [ 1349.418581][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.418619][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.418657][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.418781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b280 [ 1349.418897][ T32] r4:00000000 [ 1349.418922][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.418971][ T32] r9:83018005 r8:856c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1349.418995][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.419037][ T32] r5:00001000 r4:eb22d000 [ 1349.419058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.419099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.419142][ T32] r5:8575538c r4:85755000 [ 1349.419251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.419312][ T32] r7:dddced80 r6:83018000 r5:8575538c r4:855a0780 [ 1349.419335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.419385][ T32] r10:61c88647 r9:856c8c00 r8:855a07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.419436][ T32] r4:855a0780 [ 1349.419459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.419545][ T32] r10:00000000 r9:855a0780 r8:80287e08 r7:eba99e60 r6:855a7b80 r5:856c8c00 [ 1349.419572][ T32] r4:00000001 [ 1349.419592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.419627][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1349.419654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.419749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.419782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.419864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.419895][ T32] r4:8559b140 [ 1349.420334][ T32] INFO: task kworker/0:757:5421 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.420388][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.420538][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.420587][ T32] Call trace: [ 1349.420618][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.420685][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.420715][ T32] r4:00000000 [ 1349.420760][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.420805][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.420836][ T32] dd20: 8a2e7000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.420865][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.420940][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.420970][ T32] r5:800f0113 r4:80239bb0 [ 1349.420993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.421036][ T32] r4:82ac21e4 [ 1349.421057][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.421098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.421146][ T32] r4:e043ddc0 ** 1 printk messages dropped ** [ 1349.421332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1349.421969][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1349.422402][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 5 printk messages dropped ** [ 1349.422770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1349.456244][ T32] r4:856c9800 ** 3 printk messages dropped ** [ 1349.456471][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.456747][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.456947][ T32] r5:00001000 r4:eb27f000 ** 2 printk messages dropped ** [ 1349.457112][ T32] r5:8575578c r4:85755400 [ 1349.457137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.457232][ T32] r7:dddced80 r6:83018000 r5:8575578c r4:855a0800 [ 1349.457328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.457383][ T32] r10:61c88647 r9:856c9800 r8:855a082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.457410][ T32] r4:855a0800 [ 1349.457438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.457487][ T32] r10:00000000 r9:855a0800 r8:80287e08 r7:eba99e60 r6:855a7c00 r5:856c9800 [ 1349.457526][ T32] r4:00000001 [ 1349.457607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.457650][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1349.457680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.457710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.457738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.457767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.457790][ T32] r4:8559b200 [ 1349.458203][ T32] INFO: task kworker/0:758:5422 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.458244][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.458394][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.458451][ T32] Call trace: [ 1349.458485][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.458547][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 7 printk messages dropped ** [ 1349.458904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.459518][ T32] r5:00001000 r4:e0447000 ** 5 printk messages dropped ** [ 1349.459701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.460590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.461035][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.461381][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.462398][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.462746][ T32] r5:8575678c r4:85756400 ** 2 printk messages dropped ** [ 1349.462837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.489730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.490605][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1349.491180][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1349.491880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.492389][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1349.492656][ T32] INFO: task kworker/0:760:5426 blocked for more than 475 seconds. ** 2 printk messages dropped ** [ 1349.492738][ T32] task:kworker/0:760 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.492784][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.492826][ T32] Call trace: [ 1349.492914][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.497967][ T32] r10:8291a684 r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:856ca400 [ 1349.498077][ T32] r4:856ca400 [ 1349.498130][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.498247][ T32] r5:856ca400 r4:8291a680 [ 1349.498273][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.498315][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.498381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1349.498408][ T32] r4:00000000 [ 1349.498429][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.498490][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.498587][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.498659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b680 [ 1349.498710][ T32] r4:00000000 [ 1349.498757][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.498859][ T32] r9:83018005 r8:856ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1349.498886][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.498932][ T32] r5:00001000 r4:eb309000 [ 1349.499003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.499116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.499181][ T32] r5:85755f8c r4:85755c00 [ 1349.499205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.499253][ T32] r7:dddced80 r6:83018000 r5:85755f8c r4:855a0900 [ 1349.499274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.499320][ T32] r10:61c88647 r9:856ca400 r8:855a092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.499392][ T32] r4:855a0900 [ 1349.499415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.499465][ T32] r10:00000000 r9:855a0900 r8:80287e08 r7:ebab1e60 r6:855a7d00 r5:856ca400 [ 1349.499488][ T32] r4:00000001 [ 1349.499507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.499543][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1349.499573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.499675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.499705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.500411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.500844][ T32] r4:8559b500 [ 1349.501308][ T32] INFO: task kworker/0:760:5426 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.501406][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.501484][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.501549][ T32] Call trace: [ 1349.501600][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.501694][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.501753][ T32] r4:00000000 [ 1349.501800][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.501844][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.501925][ T32] dd20: 8ad4f000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.502012][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.502040][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.502067][ T32] r5:800f0113 r4:80239bb0 [ 1349.502148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.502217][ T32] r4:82ac21e4 [ 1349.502241][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.502285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.502335][ T32] r4:e043ddc0 [ 1349.502370][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.502415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.502438][ T32] r4:00000000 [ 1349.502458][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.502502][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.502524][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.523740][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.524507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.525101][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.525648][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.526093][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.526699][ T32] r5:8575638c r4:85756000 [ 1349.526776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.527324][ T32] r10:00000000 r9:855a0980 r8:80287e08 r7:ebab1e60 r6:855a7d80 r5:856c8000 ** 7 printk messages dropped ** [ 1349.527807][ T32] r4:8559b6c0 ** 4 printk messages dropped ** [ 1349.529034][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1349.529489][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.529604][ T32] dd20: 8b37b000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.529667][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.529717][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.529765][ T32] r5:800f0113 r4:80239bb0 [ 1349.529848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.529932][ T32] r4:82ac21e4 [ 1349.529972][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.530055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.530097][ T32] r4:e043ddc0 [ 1349.530158][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.530288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.530338][ T32] r4:00000000 [ 1349.530400][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.530487][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.530536][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.530615][ T32] r5:00001000 r4:e0447000 [ 1349.530660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.530739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.530817][ T32] r5:84b4f38c r4:84b4f000 [ 1349.530878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.530970][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.531012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.531122][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.531172][ T32] r4:84aecb80 [ 1349.531224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.531313][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.531362][ T32] r4:00000001 [ 1349.531395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.531523][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.531579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.531639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.531712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.531802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.531881][ T32] r4:84b0e300 [ 1349.531928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.531977][ T32] INFO: task kworker/0:762:5430 blocked for more than 476 seconds. [ 1349.532064][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.532116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.532170][ T32] task:kworker/0:762 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.532259][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.532360][ T32] Call trace: [ 1349.532423][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.532514][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:856cbc00 [ 1349.532561][ T32] r4:856cbc00 [ 1349.532606][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.532689][ T32] r5:856cbc00 r4:8291a680 [ 1349.532729][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.532807][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.532920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1349.553526][ T32] r4:00000000 [ 1349.553649][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.553742][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.553796][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.553905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559bb40 [ 1349.553960][ T32] r4:00000000 [ 1349.553990][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.554110][ T32] r9:83018005 r8:856cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1349.554223][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.554311][ T32] r5:00001000 r4:eb6e1000 [ 1349.554360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.554607][ T32] r5:85756b8c r4:85756800 [ 1349.554657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.554800][ T32] r10:61c88647 r9:856cbc00 r8:855a0a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.555197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.556183][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.556618][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.556804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1349.557223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1349.557433][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.557458][ T32] r4:00000001 [ 1349.557477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.557513][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.557539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.557567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.557642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.557738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.557764][ T32] r4:84b0e300 [ 1349.557803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.557837][ T32] INFO: task kworker/1:386:5433 blocked for more than 476 seconds. [ 1349.557876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.557903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.557928][ T32] task:kworker/1:386 state:D stack:0 pid:5433 tgid:5433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.558007][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.558053][ T32] Call trace: [ 1349.558113][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.558168][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:856cd400 ** 4 printk messages dropped ** [ 1349.558371][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.559052][ T32] r5:00001000 r4:eb8dd000 ** 2 printk messages dropped ** [ 1349.559313][ T32] r5:85701f8c r4:85701c00 [ 1349.559361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.559618][ T32] r10:61c88647 r9:856cd400 r8:855a7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.560020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.560901][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1349.561597][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1349.562467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.562848][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 12 printk messages dropped ** [ 1349.590314][ T32] task:kworker/1:387 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.591266][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.591598][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.591935][ T32] r5:85701b8c r4:85701800 ** 1 printk messages dropped ** [ 1349.592001][ T32] r7:ddde2d80 r6:83018200 r5:85701b8c r4:855a7f80 ** 4 printk messages dropped ** [ 1349.592243][ T32] r10:00000000 r9:855a7f80 r8:80287e08 r7:eb84de60 r6:855f0000 r5:856ce000 [ 1349.592269][ T32] r4:00000001 [ 1349.592399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.592465][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1349.592503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.592571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.592627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.592687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.592732][ T32] r4:8558f740 [ 1349.600327][ T32] INFO: task kworker/1:387:5435 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.600542][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.600693][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.600817][ T32] Call trace: [ 1349.600905][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.601017][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.601067][ T32] r4:00000000 [ 1349.601126][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.601234][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.601355][ T32] dd20: 8bb64000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.601442][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.601551][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.601604][ T32] r5:800f0113 r4:80239bb0 [ 1349.601631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.601677][ T32] r4:82ac21e4 [ 1349.601699][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.601741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.601801][ T32] r4:e043ddc0 [ 1349.601850][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.601933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.601977][ T32] r4:00000000 [ 1349.602020][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.602111][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.602171][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.602256][ T32] r5:00001000 r4:e0447000 [ 1349.602298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.602385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.602478][ T32] r5:84b4f38c r4:84b4f000 [ 1349.602526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.602622][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.602683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.602787][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.602839][ T32] r4:84aecb80 [ 1349.602881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.613831][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.613890][ T32] r4:00000001 [ 1349.613923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.613996][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.614036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.614075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.614111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.614152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.614205][ T32] r4:84b0e300 [ 1349.614239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.614277][ T32] INFO: task kworker/0:763:5437 blocked for more than 476 seconds. [ 1349.614317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.614350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.614379][ T32] task:kworker/0:763 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.614472][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.614548][ T32] Call trace: [ 1349.614603][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1349.614912][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1349.615557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.615625][ T32] r5:85756f8c r4:85756c00 [ 1349.615661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.615960][ T32] r10:00000000 r9:855a0a80 r8:80287e08 r7:ebacde60 r6:855f0080 r5:856cc800 ** 9 printk messages dropped ** [ 1349.616770][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.617051][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.617234][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1349.617694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1349.618160][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 4 printk messages dropped ** [ 1349.618350][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.618373][ T32] r4:00000001 [ 1349.618414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.618455][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.618481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.618508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.618533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.618565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.618588][ T32] r4:84b0e300 [ 1349.618635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.618728][ T32] INFO: task kworker/0:764:5439 blocked for more than 476 seconds. [ 1349.618760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.618785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.618807][ T32] task:kworker/0:764 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.618851][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.618948][ T32] Call trace: [ 1349.619056][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.619145][ T32] r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000013 r6:ebaddd8c r5:856c0000 [ 1349.619240][ T32] r4:856c0000 [ 1349.619302][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.619348][ T32] r5:856c0000 r4:8291a680 [ 1349.619397][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.619444][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.619486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1349.619508][ T32] r4:00000000 [ 1349.619528][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.619563][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.619596][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.619766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f2040 [ 1349.619792][ T32] r4:00000000 [ 1349.619813][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.619857][ T32] r9:83018005 r8:856c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1349.619903][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.619949][ T32] r5:00001000 r4:eb815000 [ 1349.620046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.620088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.620148][ T32] r5:85757f8c r4:85757c00 [ 1349.620172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.620218][ T32] r7:dddced80 r6:83018000 r5:85757f8c r4:855a0b00 [ 1349.620238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.620284][ T32] r10:61c88647 r9:856c0000 r8:855a0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.620331][ T32] r4:855a0b00 [ 1349.620432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.620506][ T32] r10:00000000 r9:855a0b00 r8:80287e08 r7:ebad5e60 r6:855f0100 r5:856c0000 [ 1349.620538][ T32] r4:00000001 [ 1349.620632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.620673][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1349.620700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.620727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.620753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.620811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1349.621185][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.621587][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 9 printk messages dropped ** [ 1349.622087][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.622502][ T32] r5:84b4f38c r4:84b4f000 ** 3 printk messages dropped ** [ 1349.622689][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.622913][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.640936][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.641274][ T32] r5:856cec00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.641677][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.641957][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.642488][ T32] r5:8575738c r4:85757000 [ 1349.642515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.642866][ T32] r10:00000000 r9:855a0b80 r8:80287e08 r7:ebadde60 r6:855f0180 r5:856cec00 ** 9 printk messages dropped ** [ 1349.659064][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.659953][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.660018][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.660091][ T32] r5:800f0113 r4:80239bb0 [ 1349.660169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.660271][ T32] r4:82ac21e4 [ 1349.660319][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.660410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.660473][ T32] r4:e043ddc0 [ 1349.660522][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.660620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.660673][ T32] r4:00000000 [ 1349.660721][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.660928][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.660991][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.661091][ T32] r5:00001000 r4:e0447000 [ 1349.661151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.661244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.661377][ T32] r5:84b4f38c r4:84b4f000 [ 1349.661431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.661535][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.661591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.661693][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.661743][ T32] r4:84aecb80 [ 1349.661792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.661912][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.661987][ T32] r4:00000001 [ 1349.662065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.662177][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.662259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.662335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.662401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.662465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.662519][ T32] r4:84b0e300 [ 1349.662570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.662640][ T32] INFO: task kworker/0:766:5442 blocked for more than 476 seconds. [ 1349.662712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.662779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.662860][ T32] task:kworker/0:766 state:D stack:0 pid:5442 tgid:5442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.677099][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.677461][ T32] Call trace: [ 1349.677542][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.677661][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:85780c00 [ 1349.677824][ T32] r4:85780c00 [ 1349.677901][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.678004][ T32] r5:85780c00 r4:8291a680 [ 1349.678078][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.678219][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.678749][ T32] r4:00000000 [ 1349.678797][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.678900][ T32] r9:83018005 r8:85780c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1349.678971][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.679071][ T32] r5:00001000 r4:eb7f1000 [ 1349.679144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.679240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.679331][ T32] r5:8575778c r4:85757400 [ 1349.679387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.679492][ T32] r7:dddced80 r6:83018000 r5:8575778c r4:855a0c00 [ 1349.679560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.679675][ T32] r10:61c88647 r9:85780c00 r8:855a0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.679740][ T32] r4:855a0c00 [ 1349.679804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.679904][ T32] r10:00000000 r9:855a0c00 r8:80287e08 r7:ebadde60 r6:855f0200 r5:85780c00 [ 1349.679964][ T32] r4:00000001 [ 1349.680009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.680088][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1349.680165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.680317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.680392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.680463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.680516][ T32] r4:8559be80 [ 1349.681261][ T32] INFO: task kworker/0:766:5442 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.681496][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.681647][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.681750][ T32] Call trace: [ 1349.681819][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.681928][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.682005][ T32] r4:00000000 [ 1349.682063][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.682168][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.682232][ T32] dd20: 8c180000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.682307][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.682390][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.682455][ T32] r5:800f0113 r4:80239bb0 [ 1349.682524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.682628][ T32] r4:82ac21e4 [ 1349.682674][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.682765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.682837][ T32] r4:e043ddc0 [ 1349.682917][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.713918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.714017][ T32] r4:00000000 [ 1349.714105][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.714273][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.714334][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.714458][ T32] r5:00001000 r4:e0447000 [ 1349.714545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.714645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.714743][ T32] r5:84b4f38c r4:84b4f000 [ 1349.714812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.714952][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.715026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.715143][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.715204][ T32] r4:84aecb80 [ 1349.715253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.715370][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.715429][ T32] r4:00000001 [ 1349.715478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.715582][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.715662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.715727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.715797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.715884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.715948][ T32] r4:84b0e300 ** 2 printk messages dropped ** [ 1349.716188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.716881][ T32] r4:85782400 ** 5 printk messages dropped ** [ 1349.717339][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.717629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559d380 ** 7 printk messages dropped ** [ 1349.718177][ T32] r5:85757b8c r4:85757800 [ 1349.718221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.718509][ T32] r4:855a0c80 ** 6 printk messages dropped ** [ 1349.718969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.720506][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1349.721224][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.721640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1349.722771][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.743945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.744352][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1349.744939][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.745674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.746304][ T32] r7:dddced80 r6:83018000 r5:85758b8c r4:855a0d00 ** 4 printk messages dropped ** [ 1349.746644][ T32] r10:00000000 r9:855a0d00 r8:80287e08 r7:ebadde60 r6:855f0300 r5:85781800 ** 7 printk messages dropped ** [ 1349.747103][ T32] r4:855f2000 ** 2 printk messages dropped ** [ 1349.748054][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.748158][ T32] Call trace: [ 1349.748188][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.748237][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.748260][ T32] r4:00000000 [ 1349.748278][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.748319][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.748348][ T32] dd20: 8c4e4000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.748377][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.748403][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.748460][ T32] r5:800f0113 r4:80239bb0 [ 1349.748567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.748616][ T32] r4:82ac21e4 [ 1349.748684][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.748731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.748878][ T32] r4:e043ddc0 [ 1349.748994][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.749040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.749062][ T32] r4:00000000 [ 1349.749117][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.749172][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.749230][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.749276][ T32] r5:00001000 r4:e0447000 [ 1349.749530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.749579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.749639][ T32] r5:84b4f38c r4:84b4f000 [ 1349.749744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.749797][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.749859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.749980][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.750092][ T32] r4:84aecb80 [ 1349.750114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.750167][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.750189][ T32] r4:00000001 [ 1349.750309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.750349][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.750423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.750537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.750611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.750643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.750667][ T32] r4:84b0e300 [ 1349.750688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.750808][ T32] INFO: task kworker/0:769:5448 blocked for more than 476 seconds. [ 1349.750917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.750945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.750966][ T32] task:kworker/0:769 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.751009][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.751271][ T32] Call trace: [ 1349.751392][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.751503][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:85736c00 [ 1349.751529][ T32] r4:85736c00 [ 1349.751717][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.751763][ T32] r5:85736c00 r4:8291a680 [ 1349.751783][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.751845][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.751964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1349.751991][ T32] r4:00000000 [ 1349.752012][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.752047][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.752082][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.752122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f2180 [ 1349.752167][ T32] r4:00000000 [ 1349.752190][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.752286][ T32] r9:83018005 r8:85736c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1349.752360][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.752515][ T32] r5:00001000 r4:eb823000 [ 1349.752547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.752595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.752720][ T32] r5:8575838c r4:85758000 [ 1349.752746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.752795][ T32] r7:dddced80 r6:83018000 r5:8575838c r4:855a0d80 [ 1349.752817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.752910][ T32] r10:61c88647 r9:85736c00 r8:855a0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.753175][ T32] r4:855a0d80 [ 1349.783868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.783970][ T32] r10:00000000 r9:855a0d80 r8:80287e08 r7:ebafde60 r6:855a0e00 r5:85736c00 [ 1349.784063][ T32] r4:00000001 [ 1349.784195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.785239][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.787167][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.787457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1349.788107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.788404][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.789368][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.790034][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.790608][ T32] r9:83018005 r8:85733000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1349.790786][ T32] r5:8575878c r4:85758400 ** 3 printk messages dropped ** [ 1349.790976][ T32] r10:61c88647 r9:85733000 r8:855a0eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.791483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.792166][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.792746][ T32] dd20: 8ca6e000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 7 printk messages dropped ** [ 1349.823652][ T32] r4:e043ddc0 ** 4 printk messages dropped ** [ 1349.823817][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 7 printk messages dropped ** [ 1349.824343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.824401][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.824427][ T32] r4:84aecb80 [ 1349.824546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.824598][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.824646][ T32] r4:00000001 [ 1349.824710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.824752][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.824822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.824854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.824920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.824952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.825000][ T32] r4:84b0e300 [ 1349.825027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.825056][ T32] INFO: task kworker/0:771:5454 blocked for more than 476 seconds. [ 1349.825090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.825134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.825178][ T32] task:kworker/0:771 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.825310][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.825370][ T32] Call trace: [ 1349.825432][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.825488][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:85735400 [ 1349.825512][ T32] r4:85735400 [ 1349.825532][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.825573][ T32] r5:85735400 r4:8291a680 [ 1349.825595][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.825648][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.825701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1349.825813][ T32] r4:00000000 [ 1349.825837][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.825873][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.825932][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.825976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f2540 [ 1349.826051][ T32] r4:00000000 [ 1349.826073][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.826119][ T32] r9:83018005 r8:85735400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1349.826147][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.826212][ T32] r5:00001000 r4:eb873000 [ 1349.826240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.826280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.826322][ T32] r5:85758f8c r4:85758c00 [ 1349.826342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.826385][ T32] r7:dddced80 r6:83018000 r5:85758f8c r4:855a0f80 [ 1349.826404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.826553][ T32] r10:61c88647 r9:85735400 r8:855a0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.826580][ T32] r4:855a0f80 [ 1349.826601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.826672][ T32] r10:00000000 r9:855a0f80 r8:80287e08 r7:ebafde60 r6:85610000 r5:85735400 [ 1349.826709][ T32] r4:00000001 [ 1349.826732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.826768][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1349.826794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.826821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.826848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.826875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.826922][ T32] r4:855f2580 [ 1349.827536][ T32] INFO: task kworker/0:771:5454 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.827582][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.827660][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.827753][ T32] Call trace: [ 1349.827786][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.827837][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.827888][ T32] r4:00000000 [ 1349.827979][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.828024][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.828053][ T32] dd20: 8d145000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.828081][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.828105][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.828161][ T32] r5:800f0113 r4:80239bb0 [ 1349.828186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.828242][ T32] r4:82ac21e4 [ 1349.828270][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.828354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.828380][ T32] r4:e043ddc0 [ 1349.828450][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.828547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.828574][ T32] r4:00000000 [ 1349.828649][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.828698][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.828744][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.828791][ T32] r5:00001000 r4:e0447000 [ 1349.828811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.828912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.829008][ T32] r5:84b4f38c r4:84b4f000 [ 1349.829030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1349.829431][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 6 printk messages dropped ** [ 1349.829676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.830048][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1349.830322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 ** 7 printk messages dropped ** [ 1349.830674][ T32] r9:83018005 r8:84836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1349.830865][ T32] r5:8575938c r4:85759000 ** 3 printk messages dropped ** [ 1349.831054][ T32] r10:61c88647 r9:84836c00 r8:856100ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.831447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.831784][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.831914][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.831982][ T32] Call trace: [ 1349.832016][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.832073][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.832100][ T32] r4:00000000 [ 1349.832144][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.832188][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.832241][ T32] dd20: 8d145000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.832273][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.832340][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.832433][ T32] r5:800f0113 r4:80239bb0 [ 1349.832528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.832573][ T32] r4:82ac21e4 [ 1349.832620][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.832678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.832720][ T32] r4:e043ddc0 [ 1349.832768][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.832813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.832835][ T32] r4:00000000 [ 1349.832855][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.832899][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.832922][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.832962][ T32] r5:00001000 r4:e0447000 [ 1349.833008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.865974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.866149][ T32] r5:84b4f38c r4:84b4f000 [ 1349.866203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.866287][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.866315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.866365][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.866389][ T32] r4:84aecb80 [ 1349.866408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.866456][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.866479][ T32] r4:00000001 [ 1349.866498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.866560][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.866594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.866623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.866648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.866676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.866722][ T32] r4:84b0e300 [ 1349.866750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.866792][ T32] INFO: task kworker/0:773:5457 blocked for more than 476 seconds. [ 1349.866827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.866854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.866876][ T32] task:kworker/0:773 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.866958][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.867057][ T32] Call trace: [ 1349.867161][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.867214][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:848dec00 [ 1349.867238][ T32] r4:848dec00 [ 1349.867258][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.867327][ T32] r5:848dec00 r4:8291a680 [ 1349.867351][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.867391][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.867458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1349.867486][ T32] r4:00000000 [ 1349.867506][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.867540][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.867606][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.867652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f2940 [ 1349.867673][ T32] r4:00000000 [ 1349.867693][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.867738][ T32] r9:83018005 r8:848dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1349.867798][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.867843][ T32] r5:00001000 r4:eb89d000 [ 1349.867863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.867902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.867968][ T32] r5:8575978c r4:85759400 [ 1349.867991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.868036][ T32] r7:dddced80 r6:83018000 r5:8575978c r4:85610180 [ 1349.868056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.868104][ T32] r10:61c88647 r9:848dec00 r8:856101ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.868133][ T32] r4:85610180 [ 1349.868157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.868202][ T32] r10:00000000 r9:85610180 r8:80287e08 r7:ebad1e60 r6:85610200 r5:848dec00 [ 1349.868223][ T32] r4:00000001 [ 1349.868242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.868276][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1349.868302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.868329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.868380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.868507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.868532][ T32] r4:855f26c0 [ 1349.868960][ T32] INFO: task kworker/0:773:5457 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 6 printk messages dropped ** [ 1349.869383][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.869710][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1349.870164][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1349.870405][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.870757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.871056][ T32] task:kworker/0:774 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.871130][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.871171][ T32] Call trace: [ 1349.871200][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.871265][ T32] r10:8291a684 r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:84880000 [ 1349.871292][ T32] r4:84880000 [ 1349.871345][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.871417][ T32] r5:84880000 r4:8291a680 [ 1349.871440][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.871479][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.871521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1349.871544][ T32] r4:00000000 [ 1349.871575][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.871638][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.871700][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.871748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f29c0 [ 1349.871824][ T32] r4:00000000 [ 1349.871864][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.871942][ T32] r9:83018005 r8:84880000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1349.871967][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.872008][ T32] r5:00001000 r4:eb8b7000 [ 1349.872052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.872100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.872149][ T32] r5:85759b8c r4:85759800 [ 1349.872170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.872242][ T32] r7:dddced80 r6:83018000 r5:85759b8c r4:85610280 [ 1349.872265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.872310][ T32] r10:61c88647 r9:84880000 r8:856102ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.872333][ T32] r4:85610280 [ 1349.872352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.872394][ T32] r10:00000000 r9:85610280 r8:80287e08 r7:ebb15e60 r6:85610300 r5:84880000 [ 1349.872416][ T32] r4:00000001 [ 1349.872436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.872471][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1349.872498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.872525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.872595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.872627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.872649][ T32] r4:855f2900 [ 1349.872904][ T32] INFO: task kworker/0:774:5460 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.881270][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.881590][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.881802][ T32] Call trace: [ 1349.881883][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.881998][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.882049][ T32] r4:00000000 [ 1349.882095][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.882220][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.882301][ T32] dd20: 8d685000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.882364][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.882416][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.882475][ T32] r5:800f0113 r4:80239bb0 [ 1349.882541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.882623][ T32] r4:82ac21e4 [ 1349.882644][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.882712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.882739][ T32] r4:e043ddc0 [ 1349.882785][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.882881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.882909][ T32] r4:00000000 [ 1349.882929][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.889956][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.890083][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.890197][ T32] r5:00001000 r4:e0447000 [ 1349.890231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.890275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.890346][ T32] r5:84b4f38c r4:84b4f000 [ 1349.890440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.890618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.890958][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 7 printk messages dropped ** [ 1349.891355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1349.891657][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.892024][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.892260][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.892596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.892696][ T32] r5:8575a38c r4:8575a000 ** 1 printk messages dropped ** [ 1349.892845][ T32] r7:dddced80 r6:83018000 r5:8575a38c r4:85610380 [ 1349.892867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.892926][ T32] r10:61c88647 r9:84880c00 r8:856103ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.907045][ T32] r4:85610380 [ 1349.907147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.907289][ T32] r10:00000000 r9:85610380 r8:80287e08 r7:ebb19e60 r6:85610400 r5:84880c00 [ 1349.907353][ T32] r4:00000001 [ 1349.907406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.907491][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1349.907552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.907618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.907688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.907753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.907799][ T32] r4:855f2900 [ 1349.908467][ T32] INFO: task kworker/0:775:5461 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.908554][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.908702][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.908797][ T32] Call trace: [ 1349.908860][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.908968][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.909017][ T32] r4:00000000 [ 1349.909058][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.909147][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.909204][ T32] dd20: 8da82000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 2 printk messages dropped ** [ 1349.909425][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1349.909871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1349.910670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.911260][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.911994][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.912462][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1349.936212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.936313][ T32] r5:85759f8c r4:85759c00 ** 3 printk messages dropped ** [ 1349.936669][ T32] r10:61c88647 r9:84882400 r8:856104ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.937183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.938036][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.938382][ T32] dd20: 8df4c000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 6 printk messages dropped ** [ 1349.939000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.939048][ T32] r4:e043ddc0 [ 1349.939096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.939188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.939248][ T32] r4:00000000 [ 1349.939299][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.939451][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.939516][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.939637][ T32] r5:00001000 r4:e0447000 [ 1349.939716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.939800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.939901][ T32] r5:84b4f38c r4:84b4f000 [ 1349.939949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.940039][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.940086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.940189][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.940245][ T32] r4:84aecb80 [ 1349.940286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.940372][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.940419][ T32] r4:00000001 [ 1349.940468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.940537][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.940588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.940657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.940722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.940782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.940831][ T32] r4:84b0e300 [ 1349.940889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.940954][ T32] INFO: task kworker/1:388:5465 blocked for more than 476 seconds. [ 1349.941022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.941090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.941146][ T32] task:kworker/1:388 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.941244][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.941350][ T32] Call trace: [ 1349.941397][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1349.941463][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:84883c00 [ 1349.941511][ T32] r4:84883c00 [ 1349.941550][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.941628][ T32] r5:84883c00 r4:8291a680 [ 1349.941665][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.941710][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.941809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1349.941945][ T32] r4:00000000 [ 1349.941991][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1349.942092][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1349.942136][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.942178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677840 [ 1349.942202][ T32] r4:00000000 [ 1349.942277][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.942329][ T32] r9:83018205 r8:84883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1349.942457][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.942513][ T32] r5:00001000 r4:eb09b000 [ 1349.942533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.942571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.942636][ T32] r5:85703b8c r4:85703800 [ 1349.942658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.942727][ T32] r7:ddde2d80 r6:83018200 r5:85703b8c r4:855f0380 [ 1349.942772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.942877][ T32] r10:61c88647 r9:84883c00 r8:855f03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.942987][ T32] r4:855f0380 [ 1349.959033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.959217][ T32] r10:00000000 r9:855f0380 r8:80287e08 r7:eb84de60 r6:85610580 r5:84883c00 [ 1349.959266][ T32] r4:00000001 [ 1349.959369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.959471][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1349.959568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.959632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.959686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.959757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.959812][ T32] r4:855f7ec0 [ 1349.960485][ T32] INFO: task kworker/1:388:5465 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 6 printk messages dropped ** [ 1349.961208][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.961867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 12 printk messages dropped ** [ 1349.962636][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1349.963001][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.977688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.978288][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.978895][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1349.979729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.979894][ T32] r5:8570238c r4:85702000 [ 1349.979942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.980030][ T32] r7:ddde2d80 r6:83018200 r5:8570238c r4:855f0400 [ 1349.980080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.980186][ T32] r10:61c88647 r9:84881800 r8:855f042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.980238][ T32] r4:855f0400 [ 1349.980305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.980403][ T32] r10:00000000 r9:855f0400 r8:80287e08 r7:ebb31e60 r6:85610600 r5:84881800 [ 1349.980449][ T32] r4:00000001 [ 1349.980487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.980556][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1349.980642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.980708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.980826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.980919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.981003][ T32] r4:855f7ec0 [ 1349.981605][ T32] INFO: task kworker/1:389:5466 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1349.981652][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.981745][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.981791][ T32] Call trace: [ 1349.981852][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.981933][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1349.981961][ T32] r4:00000000 [ 1349.981981][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.982023][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1349.982053][ T32] dd20: 8e1d0000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1349.982083][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1349.982125][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1349.982187][ T32] r5:800f0113 r4:80239bb0 [ 1349.982212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.982254][ T32] r4:82ac21e4 [ 1349.982274][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.982341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1349.982366][ T32] r4:e043ddc0 [ 1349.982393][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1349.982637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1349.982740][ T32] r4:00000000 [ 1349.982763][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1349.982836][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1349.982863][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.982907][ T32] r5:00001000 r4:e0447000 [ 1349.982927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.998316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.998447][ T32] r5:84b4f38c r4:84b4f000 [ 1349.998482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.998537][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1349.998560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.998636][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.998719][ T32] r4:84aecb80 [ 1349.998821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.998873][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1349.998899][ T32] r4:00000001 [ 1349.998919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.998957][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1349.998988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.999058][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.999089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.999118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.999148][ T32] r4:84b0e300 ** 1 printk messages dropped ** [ 1349.999205][ T32] INFO: task kworker/0:777:5469 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1349.999696][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:84885400 ** 5 printk messages dropped ** [ 1349.999880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 ** 10 printk messages dropped ** [ 1350.000411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.000647][ T32] r7:dddced80 r6:83018000 r5:8575af8c r4:85610680 [ 1350.000667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.000713][ T32] r10:61c88647 r9:84885400 r8:856106ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.000734][ T32] r4:85610680 [ 1350.000779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.000952][ T32] r10:00000000 r9:85610680 r8:80287e08 r7:ebb1de60 r6:85610700 r5:84885400 [ 1350.001049][ T32] r4:00000001 [ 1350.001071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.001412][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1350.001499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.001533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.001560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.001589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.001612][ T32] r4:8560d100 [ 1350.002009][ T32] INFO: task kworker/0:777:5469 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.002071][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.002173][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.002218][ T32] Call trace: [ 1350.002249][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.002298][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.002322][ T32] r4:00000000 [ 1350.002342][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.002381][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.002429][ T32] dd20: 8e326000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.002493][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.002562][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.002602][ T32] r5:800f0113 r4:80239bb0 [ 1350.002625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.002704][ T32] r4:82ac21e4 [ 1350.002727][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.002803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.002895][ T32] r4:e043ddc0 [ 1350.002920][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.003026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.017745][ T32] r4:00000000 [ 1350.017851][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.017989][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.018051][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.018174][ T32] r5:00001000 r4:e0447000 [ 1350.018226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.018314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.018402][ T32] r5:84b4f38c r4:84b4f000 [ 1350.018463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.018576][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.018673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.018771][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.018816][ T32] r4:84aecb80 [ 1350.018880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.018980][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.019025][ T32] r4:00000001 [ 1350.019065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.019187][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.019280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.019343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.019394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.019470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.019524][ T32] r4:84b0e300 [ 1350.019590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.019664][ T32] INFO: task kworker/0:778:5470 blocked for more than 476 seconds. [ 1350.019726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.019774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.019818][ T32] task:kworker/0:778 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1350.020092][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1350.020988][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.021570][ T32] r5:8575a78c r4:8575a400 [ 1350.021617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.021800][ T32] r10:61c88647 r9:85783c00 r8:856107ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.022332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.041035][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1350.041646][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.041995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 5 printk messages dropped ** [ 1350.042465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.042517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.042561][ T32] r5:84b4f38c r4:84b4f000 [ 1350.042633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.042813][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.042867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.057175][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.057275][ T32] r4:84aecb80 [ 1350.057392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.057472][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.057522][ T32] r4:00000001 [ 1350.057547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.057599][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.057670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.057739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.057824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.057913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.058472][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.059175][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.059834][ T32] r9:83018005 r8:85785400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 4 printk messages dropped ** [ 1350.060193][ T32] r5:8575ab8c r4:8575a800 [ 1350.060235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.060596][ T32] r4:85610800 ** 3 printk messages dropped ** [ 1350.060931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.062185][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.073645][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.074047][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.074489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.074985][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1350.075508][ T32] INFO: task kworker/0:780:5476 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1350.075962][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:85786c00 ** 5 printk messages dropped ** [ 1350.076296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 ** 7 printk messages dropped ** [ 1350.076663][ T32] r9:83018005 r8:85786c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 1350.076878][ T32] r5:8575b38c r4:8575b000 ** 3 printk messages dropped ** [ 1350.077086][ T32] r10:61c88647 r9:85786c00 r8:856108ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.077612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.077668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.077700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.077746][ T32] r4:8560d400 [ 1350.078222][ T32] INFO: task kworker/0:780:5476 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.078266][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.078376][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.078429][ T32] Call trace: [ 1350.078461][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.078518][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.078566][ T32] r4:00000000 [ 1350.078588][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.078637][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.078689][ T32] dd20: 8ec15000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.078722][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.078871][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.078935][ T32] r5:800f0113 r4:80239bb0 [ 1350.078979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.079122][ T32] r4:82ac21e4 [ 1350.079152][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.079220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.079248][ T32] r4:e043ddc0 [ 1350.079271][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.079404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.079476][ T32] r4:00000000 [ 1350.079503][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.079576][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.079602][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.079676][ T32] r5:00001000 r4:e0447000 [ 1350.079710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.079795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.079881][ T32] r5:84b4f38c r4:84b4f000 [ 1350.079929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.079996][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.080019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.080066][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.080088][ T32] r4:84aecb80 [ 1350.080107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.080172][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.080200][ T32] r4:00000001 [ 1350.080219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.080254][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.080280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.080313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.080343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.080372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.080398][ T32] r4:84b0e300 [ 1350.080418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.080443][ T32] INFO: task kworker/0:781:5477 blocked for more than 476 seconds. [ 1350.080471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.080494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.080592][ T32] task:kworker/0:781 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.080643][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.080686][ T32] Call trace: [ 1350.080798][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.080884][ T32] r10:8291a684 r9:ebb65d84 r8:00000002 r7:60000113 r6:ebb65d8c r5:85783000 [ 1350.080921][ T32] r4:85783000 [ 1350.080941][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.080984][ T32] r5:85783000 r4:8291a680 [ 1350.081004][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.081067][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.081111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1350.081142][ T32] r4:00000000 [ 1350.081162][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.081196][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.081243][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.081311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560d8c0 [ 1350.081354][ T32] r4:00000000 [ 1350.081378][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.081423][ T32] r9:83018005 r8:85783000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1350.081444][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.081485][ T32] r5:00001000 r4:ebb61000 [ 1350.081518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.081664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.081710][ T32] r5:8575bb8c r4:8575b800 [ 1350.081780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.081830][ T32] r7:dddced80 r6:83018000 r5:8575bb8c r4:85610900 ** 1 printk messages dropped ** [ 1350.081972][ T32] r10:61c88647 r9:85783000 r8:8561092c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.082327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.113573][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.113888][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.114101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1350.114755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.115194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.116019][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1350.116482][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.116649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560d740 ** 7 printk messages dropped ** [ 1350.116955][ T32] r5:8575b78c r4:8575b400 [ 1350.116974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.117017][ T32] r7:dddced80 r6:83018000 r5:8575b78c r4:85610980 [ 1350.117134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.117184][ T32] r10:61c88647 r9:85786000 r8:856109ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.117206][ T32] r4:85610980 [ 1350.117225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.117444][ T32] r10:00000000 r9:85610980 r8:80287e08 r7:ebb65e60 r6:855f0680 r5:85786000 [ 1350.117485][ T32] r4:00000001 [ 1350.117539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.117580][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1350.117750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.117784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.117836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.117901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.117926][ T32] r4:8560d6c0 [ 1350.118393][ T32] INFO: task kworker/0:782:5480 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.118433][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.118492][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.118538][ T32] Call trace: [ 1350.118567][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.118617][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.118640][ T32] r4:00000000 [ 1350.118890][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.118951][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.118983][ T32] dd20: 8f30e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.119071][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.119104][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.119289][ T32] r5:800f0113 r4:80239bb0 [ 1350.119338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.119383][ T32] r4:82ac21e4 [ 1350.119411][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.119454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.119477][ T32] r4:e043ddc0 [ 1350.119534][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.119580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.119603][ T32] r4:00000000 [ 1350.119627][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.119673][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.119695][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.119735][ T32] r5:00001000 r4:e0447000 [ 1350.119755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.120072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.120485][ T32] r5:84b4f38c r4:84b4f000 [ 1350.120713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.121035][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.121073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.121125][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.121225][ T32] r4:84aecb80 [ 1350.121273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.121449][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.121556][ T32] r4:00000001 [ 1350.121578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.121615][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.121660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.121774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.121888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.121920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.122110][ T32] r4:84b0e300 [ 1350.122218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.122247][ T32] INFO: task kworker/0:783:5481 blocked for more than 476 seconds. [ 1350.122278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.122302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.122338][ T32] task:kworker/0:783 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.144860][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.144981][ T32] Call trace: [ 1350.145017][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.145078][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:856c6c00 [ 1350.145102][ T32] r4:856c6c00 [ 1350.145122][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.145167][ T32] r5:856c6c00 r4:8291a680 [ 1350.145194][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.145235][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.145278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1350.145326][ T32] r4:00000000 [ 1350.145347][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.145383][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.145457][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.145541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560d980 [ 1350.145569][ T32] r4:00000000 [ 1350.145589][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.145636][ T32] r9:83018005 r8:856c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1350.145659][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.145701][ T32] r5:00001000 r4:ebb7b000 [ 1350.145720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.145759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.145817][ T32] r5:8575bf8c r4:8575bc00 [ 1350.145846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.145895][ T32] r7:dddced80 r6:83018000 r5:8575bf8c r4:85610a00 [ 1350.145917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.145963][ T32] r10:61c88647 r9:856c6c00 r8:85610a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.145986][ T32] r4:85610a00 [ 1350.146037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.146089][ T32] r10:00000000 r9:85610a00 r8:80287e08 r7:ebb65e60 r6:855f0700 r5:856c6c00 ** 1 printk messages dropped ** [ 1350.146156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1350.147924][ T32] r4:8560d800 ** 2 printk messages dropped ** [ 1350.148585][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.148875][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 3 printk messages dropped ** [ 1350.149040][ T32] dd20: 8f67e000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 4 printk messages dropped ** [ 1350.149534][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.150014][ T32] r4:e043ddc0 ** 1 printk messages dropped ** [ 1350.150118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 5 printk messages dropped ** [ 1350.150936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.152124][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.152988][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.174042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.174185][ T32] INFO: task kworker/0:784:5483 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1350.174321][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.174573][ T32] r5:85780000 r4:8291a680 ** 2 printk messages dropped ** [ 1350.175155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 [ 1350.175188][ T32] r4:00000000 [ 1350.175265][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.175305][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.175344][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.175560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560dd40 [ 1350.175587][ T32] r4:00000000 [ 1350.175608][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.175719][ T32] r9:83018005 r8:85780000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1350.175746][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.175802][ T32] r5:00001000 r4:ebb81000 [ 1350.175826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.175867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.175941][ T32] r5:8576438c r4:85764000 [ 1350.176040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.176113][ T32] r7:dddced80 r6:83018000 r5:8576438c r4:85610a80 [ 1350.176152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.176202][ T32] r10:61c88647 r9:85780000 r8:85610aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.176241][ T32] r4:85610a80 [ 1350.176294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.176344][ T32] r10:00000000 r9:85610a80 r8:80287e08 r7:ebb79e60 r6:855f0780 r5:85780000 [ 1350.176366][ T32] r4:00000001 [ 1350.176385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.176438][ T32] Exception stack(0xebb85fb0 to 0xebb85ff8) [ 1350.176526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.176571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.176622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.176654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.176678][ T32] r4:8560d9c0 [ 1350.177141][ T32] INFO: task kworker/0:784:5483 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.177217][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.177377][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.177434][ T32] Call trace: [ 1350.177466][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.177517][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.177540][ T32] r4:00000000 [ 1350.177762][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.177869][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.178023][ T32] dd20: 8fb2e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.178086][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.178118][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.178143][ T32] r5:800f0113 r4:80239bb0 [ 1350.178197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.178262][ T32] r4:82ac21e4 [ 1350.178286][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.178329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.178385][ T32] r4:e043ddc0 [ 1350.178507][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.178571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.178630][ T32] r4:00000000 [ 1350.178683][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.178732][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.178792][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.178839][ T32] r5:00001000 r4:e0447000 [ 1350.178859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.178899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.178939][ T32] r5:84b4f38c r4:84b4f000 [ 1350.178990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.179041][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.179138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.179187][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.179463][ T32] r4:84aecb80 [ 1350.179489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.179536][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.179588][ T32] r4:00000001 [ 1350.179612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.179669][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.179699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.179727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.179753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.179881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.179908][ T32] r4:84b0e300 [ 1350.179946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.180021][ T32] INFO: task kworker/0:785:5485 blocked for more than 476 seconds. [ 1350.180053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.180100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.180125][ T32] task:kworker/0:785 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.180194][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.180315][ T32] Call trace: [ 1350.180349][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.180400][ T32] r10:8291a684 r9:ebb8dd84 r8:00000002 r7:60000113 r6:ebb8dd8c r5:85784800 [ 1350.180423][ T32] r4:85784800 [ 1350.180530][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.180575][ T32] r5:85784800 r4:8291a680 [ 1350.180596][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.180632][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.180673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1350.180787][ T32] r4:00000000 [ 1350.180810][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1350.181234][ T32] r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1350.182923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.220238][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.220807][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1350.221215][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 11 printk messages dropped ** [ 1350.221792][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1350.222324][ T32] r4:84b0e300 ** 4 printk messages dropped ** [ 1350.222863][ T32] task:kworker/1:390 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.237200][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.237557][ T32] r9:83018205 r8:85788000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1350.237816][ T32] r5:85702b8c r4:85702800 ** 3 printk messages dropped ** [ 1350.237981][ T32] r10:61c88647 r9:85788000 r8:855f08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.238428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.239298][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1350.239579][ T32] r4:82ac21e4 [ 1350.239601][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.239668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.239719][ T32] r4:e043ddc0 [ 1350.239742][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.239791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.239818][ T32] r4:00000000 [ 1350.239871][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.239929][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.239950][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.239992][ T32] r5:00001000 r4:e0447000 [ 1350.240016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.240057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.240097][ T32] r5:84b4f38c r4:84b4f000 [ 1350.240116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.240162][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.240211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.240268][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.240291][ T32] r4:84aecb80 [ 1350.240315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.240362][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.240385][ T32] r4:00000001 [ 1350.240411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.240447][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.240473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.240500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.240541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.240599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.240626][ T32] r4:84b0e300 [ 1350.240648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.240690][ T32] INFO: task kworker/1:391:5490 blocked for more than 476 seconds. [ 1350.240725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.240751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.240773][ T32] task:kworker/1:391 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.240818][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.241032][ T32] r4:85788c00 ** 8 printk messages dropped ** [ 1350.241429][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.241999][ T32] r5:85702f8c r4:85702c00 ** 3 printk messages dropped ** [ 1350.242181][ T32] r10:61c88647 r9:85788c00 r8:855f09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.266328][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.267023][ T32] r4:e043ddc0 ** 9 printk messages dropped ** [ 1350.267576][ T32] r5:84b4f38c r4:84b4f000 ** 11 printk messages dropped ** [ 1350.268084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1350.268705][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.268780][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:85789800 [ 1350.268807][ T32] r4:85789800 [ 1350.268827][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.268870][ T32] r5:85789800 r4:8291a680 [ 1350.268918][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.268961][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.269032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1350.269058][ T32] r4:00000000 [ 1350.269091][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.269144][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.269182][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.269222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677540 [ 1350.269244][ T32] r4:00000000 [ 1350.269262][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.269348][ T32] r9:83018205 r8:85789800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.269393][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.269442][ T32] r5:00001000 r4:eaf2b000 [ 1350.269462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.269528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.269574][ T32] r5:8570338c r4:85703000 [ 1350.269594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.269664][ T32] r7:ddde2d80 r6:83018200 r5:8570338c r4:855f0b00 [ 1350.269715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.269764][ T32] r10:61c88647 r9:85789800 r8:855f0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.269787][ T32] r4:855f0b00 [ 1350.269805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.269848][ T32] r10:00000000 r9:855f0b00 r8:80287e08 r7:ebb31e60 r6:855f0b80 r5:85789800 [ 1350.269871][ T32] r4:00000001 [ 1350.269889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.269929][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1350.269958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.270011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.270054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.270086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.270136][ T32] r4:85677680 [ 1350.270545][ T32] INFO: task kworker/1:392:5492 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.270584][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.270677][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.270724][ T32] Call trace: [ 1350.270782][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.270835][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.270858][ T32] r4:00000000 [ 1350.270877][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1350.271019][ T32] r5:800f0113 r4:80239bb0 ** 7 printk messages dropped ** [ 1350.271392][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.271588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.272075][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.272218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.272602][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.289429][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.289631][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.289982][ T32] r5:8570378c r4:85703400 [ 1350.290002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.290225][ T32] r10:00000000 r9:855f0a80 r8:80287e08 r7:ebb31e60 r6:855f0c00 r5:8578a400 ** 9 printk messages dropped ** [ 1350.291091][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.291691][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.291952][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.292279][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1350.292561][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1350.292872][ T32] r4:84b0e300 ** 4 printk messages dropped ** [ 1350.306415][ T32] task:kworker/1:394 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.307622][ T32] r4:00000000 [ 1350.307641][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.307674][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.307710][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.307750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856779c0 [ 1350.307774][ T32] r4:00000000 [ 1350.307794][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.307840][ T32] r9:83018205 r8:8578b000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1350.307912][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.307958][ T32] r5:00001000 r4:eb125000 [ 1350.307984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.308024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.308102][ T32] r5:85703f8c r4:85703c00 [ 1350.308176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.308252][ T32] r7:ddde2d80 r6:83018200 r5:85703f8c r4:855f0c80 [ 1350.308278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.308339][ T32] r10:61c88647 r9:8578b000 r8:855f0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.308363][ T32] r4:855f0c80 [ 1350.308382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.308445][ T32] r10:00000000 r9:855f0c80 r8:80287e08 r7:ebb31e60 r6:855f0d00 r5:8578b000 [ 1350.308497][ T32] r4:00000001 [ 1350.308548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.308615][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1350.308647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.308702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.308732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.308760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.308782][ T32] r4:85677780 [ 1350.309199][ T32] INFO: task kworker/1:394:5497 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.309281][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.309428][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.309511][ T32] Call trace: [ 1350.309597][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.309651][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.309676][ T32] r4:00000000 [ 1350.309697][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.309762][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.309794][ T32] dd20: 90d0e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.309849][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.309888][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.309915][ T32] r5:800f0113 r4:80239bb0 [ 1350.309961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.310005][ T32] r4:82ac21e4 [ 1350.310029][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.310099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.310125][ T32] r4:e043ddc0 [ 1350.310169][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.310263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.310292][ T32] r4:00000000 [ 1350.310317][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.310366][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.310419][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.310467][ T32] r5:00001000 r4:e0447000 [ 1350.310488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.310527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.310567][ T32] r5:84b4f38c r4:84b4f000 [ 1350.310586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.310633][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.310655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.310750][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.310776][ T32] r4:84aecb80 [ 1350.310795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.310840][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.310887][ T32] r4:00000001 [ 1350.310927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.310990][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.311020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.311047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.311101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.311131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.311176][ T32] r4:84b0e300 [ 1350.311201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.311265][ T32] INFO: task kworker/0:786:5499 blocked for more than 476 seconds. [ 1350.311321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.311348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.311369][ T32] task:kworker/0:786 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.311450][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.311521][ T32] Call trace: [ 1350.311564][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.311612][ T32] r10:8291a684 r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:8578bc00 [ 1350.311636][ T32] r4:8578bc00 [ 1350.311657][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.311698][ T32] r5:8578bc00 r4:8291a680 [ 1350.311772][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.311815][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.311909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1350.311939][ T32] r4:00000000 [ 1350.312005][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.312042][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.312092][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.312187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fa5c0 [ 1350.312214][ T32] r4:00000000 [ 1350.312235][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.312279][ T32] r9:83018005 r8:8578bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.312301][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.312372][ T32] r5:00001000 r4:eb595000 [ 1350.312445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.312492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.312537][ T32] r5:8576478c r4:85764400 [ 1350.312611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.312688][ T32] r7:dddced80 r6:83018000 r5:8576478c r4:85610b80 [ 1350.312712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.312760][ T32] r10:61c88647 r9:8578bc00 r8:85610bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.312808][ T32] r4:85610b80 [ 1350.312863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.312915][ T32] r10:00000000 r9:85610b80 r8:80287e08 r7:ebb8de60 r6:855f0d80 r5:8578bc00 [ 1350.312941][ T32] r4:00000001 [ 1350.333455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.333609][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) ** 2 printk messages dropped ** [ 1350.333709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.334718][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1350.335008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.335030][ T32] r4:e043ddc0 [ 1350.335049][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.335089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.335111][ T32] r4:00000000 [ 1350.335130][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.335179][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.335202][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.335244][ T32] r5:00001000 r4:e0447000 [ 1350.335265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.335304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.335347][ T32] r5:84b4f38c r4:84b4f000 [ 1350.335366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.335445][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.335471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.335518][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.335540][ T32] r4:84aecb80 [ 1350.335559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.335628][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.335655][ T32] r4:00000001 [ 1350.335674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.335710][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.335737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.335766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.335832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.335890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.335941][ T32] r4:84b0e300 [ 1350.335966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.336044][ T32] INFO: task kworker/1:395:5500 blocked for more than 476 seconds. [ 1350.336080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.336106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.336128][ T32] task:kworker/1:395 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.336204][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.336371][ T32] r10:8291a684 r9:eba59d84 r8:00000002 r7:60000113 r6:eba59d8c r5:84886c00 ** 13 printk messages dropped ** [ 1350.336928][ T32] r9:83018205 r8:84886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 10 printk messages dropped ** [ 1350.337402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1350.338181][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 18 printk messages dropped ** [ 1350.338791][ T32] r5:00001000 r4:e0447000 ** 2 printk messages dropped ** [ 1350.338914][ T32] r5:84b4f38c r4:84b4f000 [ 1350.338937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.338983][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.339028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.339077][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.339103][ T32] r4:84aecb80 [ 1350.339122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.339172][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.339197][ T32] r4:00000001 [ 1350.339215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.339263][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.339293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.339321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.339347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.339376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.339403][ T32] r4:84b0e300 [ 1350.339423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.339447][ T32] INFO: task kworker/1:396:5502 blocked for more than 476 seconds. [ 1350.339476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.339499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.339519][ T32] task:kworker/1:396 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.339910][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.340731][ T32] r5:857c038c r4:857c0000 ** 6 printk messages dropped ** [ 1350.341284][ T32] r10:00000000 r9:855f0e80 r8:80287e08 r7:eba59e60 r6:85610c80 r5:84886000 ** 10 printk messages dropped ** [ 1350.341877][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.342136][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1350.342297][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.342623][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.342928][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1350.366889][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 9 printk messages dropped ** [ 1350.367313][ T32] INFO: task kworker/1:397:5504 blocked for more than 476 seconds. ** 6 printk messages dropped ** [ 1350.369543][ T32] r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000113 r6:ebba5d8c r5:84884800 ** 9 printk messages dropped ** [ 1350.370007][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.371691][ T32] r5:857c0b8c r4:857c0800 [ 1350.371711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.371930][ T32] r4:855f0f00 [ 1350.371963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.372012][ T32] r10:00000000 r9:855f0f00 r8:80287e08 r7:ebb9de60 r6:85610d00 r5:84884800 [ 1350.372060][ T32] r4:00000001 [ 1350.372095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.372147][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1350.372176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.372205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.372231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.372259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.372282][ T32] r4:85677c80 [ 1350.372706][ T32] INFO: task kworker/1:397:5504 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.372750][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.372839][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.372894][ T32] Call trace: [ 1350.372948][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.387265][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.387315][ T32] r4:00000000 [ 1350.387364][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.387437][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.387470][ T32] dd20: 916c4000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.387592][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.387674][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.387706][ T32] r5:800f0113 r4:80239bb0 [ 1350.387728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.387775][ T32] r4:82ac21e4 [ 1350.387795][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.387836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.387883][ T32] r4:e043ddc0 [ 1350.387906][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.387950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.387998][ T32] r4:00000000 [ 1350.388032][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.388083][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.388146][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.388195][ T32] r5:00001000 r4:e0447000 [ 1350.388216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.388255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.388297][ T32] r5:84b4f38c r4:84b4f000 [ 1350.388317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.388365][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.388391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.388518][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.388546][ T32] r4:84aecb80 [ 1350.388667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.388718][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.388765][ T32] r4:00000001 [ 1350.388793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.388831][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.388860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.388938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.388968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.388997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.389019][ T32] r4:84b0e300 [ 1350.389044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.389092][ T32] INFO: task kworker/1:398:5505 blocked for more than 476 seconds. [ 1350.389128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.389156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.389177][ T32] task:kworker/1:398 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.389251][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.389379][ T32] Call trace: [ 1350.389487][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.389567][ T32] r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000013 r6:ebba9d8c r5:84788000 [ 1350.389595][ T32] r4:84788000 [ 1350.389677][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.389723][ T32] r5:84788000 r4:8291a680 [ 1350.389755][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.389800][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.389841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1350.389878][ T32] r4:00000000 [ 1350.389909][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.389945][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.390004][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.390072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677d40 [ 1350.390124][ T32] r4:00000000 [ 1350.390173][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.390224][ T32] r9:83018205 r8:84788000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1350.390272][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.390334][ T32] r5:00001000 r4:eb410000 [ 1350.390357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.390403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.390448][ T32] r5:857c078c r4:857c0400 [ 1350.390494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.390542][ T32] r7:ddde2d80 r6:83018200 r5:857c078c r4:855f0f80 [ 1350.390567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.390627][ T32] r10:61c88647 r9:84788000 r8:855f0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.390680][ T32] r4:855f0f80 [ 1350.390704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.390763][ T32] r10:00000000 r9:855f0f80 r8:80287e08 r7:ebba5e60 r6:85610d80 r5:84788000 [ 1350.390789][ T32] r4:00000001 [ 1350.390809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.390860][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1350.390891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.390919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.391017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.391085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.391112][ T32] r4:85677c80 [ 1350.391537][ T32] INFO: task kworker/1:398:5505 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.391619][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.391943][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.392125][ T32] Call trace: [ 1350.392193][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.392248][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.392272][ T32] r4:00000000 [ 1350.392403][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.392527][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.392560][ T32] dd20: 916c4000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.392588][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.392613][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.392638][ T32] r5:800f0113 r4:80239bb0 [ 1350.392659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.392713][ T32] r4:82ac21e4 [ 1350.392754][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.392853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.392880][ T32] r4:e043ddc0 [ 1350.392925][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.410813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.410862][ T32] r4:00000000 [ 1350.410911][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.410983][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.411006][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.411128][ T32] r5:00001000 r4:e0447000 [ 1350.411180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.411558][ T32] r4:84aecb80 ** 6 printk messages dropped ** [ 1350.411816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.412657][ T32] r5:8478a400 r4:8291a680 ** 10 printk messages dropped ** [ 1350.424088][ T32] r9:83018205 r8:8478a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1350.424295][ T32] r5:857c138c r4:857c1000 [ 1350.424316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.424625][ T32] r4:855fb000 ** 3 printk messages dropped ** [ 1350.424841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.425889][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.426233][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 8 printk messages dropped ** [ 1350.426523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1350.427088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.427336][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1350.427670][ T32] INFO: task kworker/1:400:5509 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.428146][ T32] r4:84788c00 ** 4 printk messages dropped ** [ 1350.428410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 ** 9 printk messages dropped ** [ 1350.428900][ T32] r5:00001000 r4:eb4c3000 ** 2 printk messages dropped ** [ 1350.429067][ T32] r5:857c0f8c r4:857c0c00 ** 1 printk messages dropped ** [ 1350.429138][ T32] r7:ddde2d80 r6:83018200 r5:857c0f8c r4:855fb080 ** 6 printk messages dropped ** [ 1350.429452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.430189][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.430233][ T32] Call trace: [ 1350.430263][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.430372][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.430404][ T32] r4:00000000 [ 1350.430424][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.430463][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.430492][ T32] dd20: 91bb1000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.430519][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.430543][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.430600][ T32] r5:800f0113 r4:80239bb0 [ 1350.430656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.430701][ T32] r4:82ac21e4 [ 1350.430721][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.430762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.430784][ T32] r4:e043ddc0 [ 1350.430805][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.430845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.430868][ T32] r4:00000000 [ 1350.430904][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.430953][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.431003][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.431167][ T32] r5:00001000 r4:e0447000 [ 1350.431193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.431234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.431296][ T32] r5:84b4f38c r4:84b4f000 [ 1350.431319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.431365][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.431390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.431487][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.431553][ T32] r4:84aecb80 [ 1350.431580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.431659][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.431687][ T32] r4:00000001 [ 1350.431707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.431759][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.431816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.431906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.431937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.431995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.432071][ T32] r4:84b0e300 ** 4 printk messages dropped ** [ 1350.432294][ T32] task:kworker/0:787 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.452576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.452915][ T32] r10:61c88647 r9:8478b000 r8:85610f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1350.458951][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1350.459886][ T32] r5:00001000 r4:e0447000 ** 9 printk messages dropped ** [ 1350.460367][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 16 printk messages dropped ** [ 1350.461044][ T32] r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:8478bc00 [ 1350.461074][ T32] r4:8478bc00 [ 1350.461150][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.461198][ T32] r5:8478bc00 r4:8291a680 [ 1350.461218][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.461256][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.461340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1350.461373][ T32] r4:00000000 [ 1350.461404][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.461479][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.461543][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.461585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fc0c0 [ 1350.461610][ T32] r4:00000000 [ 1350.461630][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.461700][ T32] r9:83018205 r8:8478bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.461753][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.461814][ T32] r5:00001000 r4:eb5e3000 [ 1350.461837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.461877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.461962][ T32] r5:857c178c r4:857c1400 [ 1350.461986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.462034][ T32] r7:ddde2d80 r6:83018200 r5:857c178c r4:855fb100 [ 1350.462057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.462159][ T32] r10:61c88647 r9:8478bc00 r8:855fb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.462191][ T32] r4:855fb100 [ 1350.462212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.462296][ T32] r10:00000000 r9:855fb100 r8:80287e08 r7:ebbb5e60 r6:855f9000 r5:8478bc00 ** 7 printk messages dropped ** [ 1350.462774][ T32] r4:85677e80 ** 9 printk messages dropped ** [ 1350.476800][ T32] dd20: 9231b000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 12 printk messages dropped ** [ 1350.477326][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 12 printk messages dropped ** [ 1350.477905][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.478323][ T32] INFO: task kworker/1:402:5516 blocked for more than 476 seconds. ** 16 printk messages dropped ** [ 1350.479096][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1350.479539][ T32] r7:ddde2d80 r6:83018200 r5:857c238c r4:855fb180 ** 14 printk messages dropped ** [ 1350.480435][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1350.481503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.481851][ T32] r4:00000001 [ 1350.481874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.481909][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.481959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.481990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.482016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.482044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.482067][ T32] r4:84b0e300 [ 1350.482086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.482110][ T32] INFO: task kworker/1:403:5517 blocked for more than 476 seconds. [ 1350.482139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.482188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.482212][ T32] task:kworker/1:403 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.482256][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.482332][ T32] Call trace: [ 1350.482410][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.482469][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:8478c800 [ 1350.482510][ T32] r4:8478c800 [ 1350.482535][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.482580][ T32] r5:8478c800 r4:8291a680 [ 1350.482624][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.482727][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.482773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1350.482795][ T32] r4:00000000 [ 1350.482814][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.482851][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.482908][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.506088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fc300 [ 1350.506138][ T32] r4:00000000 [ 1350.506174][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.506242][ T32] r9:83018205 r8:8478c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1350.506266][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.506313][ T32] r5:00001000 r4:eb603000 [ 1350.506334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.506374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.506428][ T32] r5:857c1b8c r4:857c1800 [ 1350.506488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.506637][ T32] r7:ddde2d80 r6:83018200 r5:857c1b8c r4:855fb200 [ 1350.506705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1350.507352][ T32] r4:855fc280 ** 8 printk messages dropped ** [ 1350.508161][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.508194][ T32] dd20: 92731000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.508273][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.508301][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.508413][ T32] r5:800f0113 r4:80239bb0 [ 1350.508489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.508549][ T32] r4:82ac21e4 [ 1350.508570][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.508612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.508634][ T32] r4:e043ddc0 [ 1350.508678][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.508725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.508773][ T32] r4:00000000 [ 1350.508798][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.509026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1350.509560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1350.510272][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.510701][ T32] r5:857c1f8c r4:857c1c00 ** 3 printk messages dropped ** [ 1350.510978][ T32] r10:61c88647 r9:8478d400 r8:855fb2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1350.512033][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 16 printk messages dropped ** [ 1350.512808][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 11 printk messages dropped ** [ 1350.528339][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.528366][ T32] r4:00000001 [ 1350.528391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.528431][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.528462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.528504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.528535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.528587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.528616][ T32] r4:84b0e300 [ 1350.528666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.528700][ T32] INFO: task kworker/1:405:5521 blocked for more than 477 seconds. [ 1350.528735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.528761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.528784][ T32] task:kworker/1:405 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.528842][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.528894][ T32] Call trace: [ 1350.528951][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.529008][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000013 r6:ebc01d8c r5:8478ec00 [ 1350.529056][ T32] r4:8478ec00 [ 1350.529103][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.529151][ T32] r5:8478ec00 r4:8291a680 [ 1350.529197][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.529242][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.529285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 ** 10 printk messages dropped ** [ 1350.529820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1350.530062][ T32] r10:61c88647 r9:8478ec00 r8:855fb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.530333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1350.531285][ T32] dd20: 92797000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.531314][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.531338][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.531362][ T32] r5:800f0113 r4:80239bb0 [ 1350.531400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.531470][ T32] r4:82ac21e4 [ 1350.531495][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.531537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.531560][ T32] r4:e043ddc0 [ 1350.531578][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.531617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.531639][ T32] r4:00000000 [ 1350.531660][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.531705][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.531732][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.531775][ T32] r5:00001000 r4:e0447000 [ 1350.531794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.531832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.531898][ T32] r5:84b4f38c r4:84b4f000 [ 1350.531921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.531969][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.531992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.532039][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.532088][ T32] r4:84aecb80 [ 1350.532111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.532158][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.532181][ T32] r4:00000001 [ 1350.532201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.532235][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.532260][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.532400][ T32] r4:84b0e300 ** 3 printk messages dropped ** [ 1350.532534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1350.546031][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.546652][ T32] r9:83018205 r8:84789800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1350.546971][ T32] r5:857c278c r4:857c2400 [ 1350.546993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.547162][ T32] r4:855fb380 ** 4 printk messages dropped ** [ 1350.547328][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) ** 4 printk messages dropped ** [ 1350.547506][ T32] r4:855fc780 ** 2 printk messages dropped ** [ 1350.548061][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.548332][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1350.548570][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.548814][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.549118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1350.549638][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1350.549941][ T32] INFO: task kworker/1:407:5525 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.550704][ T32] r4:85800c00 ** 4 printk messages dropped ** [ 1350.550894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 ** 9 printk messages dropped ** [ 1350.551319][ T32] r5:00001000 r4:eb7d5000 ** 4 printk messages dropped ** [ 1350.551626][ T32] r7:ddde2d80 r6:83018200 r5:857c2b8c r4:855fb400 ** 12 printk messages dropped ** [ 1350.552192][ T32] r4:855fc640 [ 1350.552405][ T32] INFO: task kworker/1:407:5525 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.552442][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.552500][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.552544][ T32] Call trace: [ 1350.552687][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.552775][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.552906][ T32] r4:00000000 [ 1350.576829][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.576999][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.577038][ T32] dd20: 92f98000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.577068][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.577125][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.577157][ T32] r5:800f0113 r4:80239bb0 [ 1350.577205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.577256][ T32] r4:82ac21e4 [ 1350.577312][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.577366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.577427][ T32] r4:e043ddc0 [ 1350.577451][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.577495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.577531][ T32] r4:00000000 [ 1350.577580][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.577631][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.577653][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.577698][ T32] r5:00001000 r4:e0447000 [ 1350.577719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.577759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.577801][ T32] r5:84b4f38c r4:84b4f000 [ 1350.577821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.577867][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 2 printk messages dropped ** [ 1350.577958][ T32] r4:84aecb80 ** 8 printk messages dropped ** [ 1350.578293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1350.579236][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.579636][ T32] r5:857c2f8c r4:857c2c00 ** 4 printk messages dropped ** [ 1350.579815][ T32] r4:855fb480 ** 9 printk messages dropped ** [ 1350.580091][ T32] r4:855fc700 ** 8 printk messages dropped ** [ 1350.580964][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 13 printk messages dropped ** [ 1350.581674][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 16 printk messages dropped ** [ 1350.582469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.603822][ T32] r5:85801800 r4:8291a680 ** 8 printk messages dropped ** [ 1350.604355][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.604777][ T32] r5:857c338c r4:857c3000 [ 1350.604803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.604875][ T32] r7:ddde2d80 r6:83018200 r5:857c338c r4:855fb500 [ 1350.604903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.605073][ T32] r10:61c88647 r9:85801800 r8:855fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.605104][ T32] r4:855fb500 [ 1350.605125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.605249][ T32] r10:00000000 r9:855fb500 r8:80287e08 r7:ebc01e60 r6:855f9400 r5:85801800 [ 1350.605277][ T32] r4:00000001 [ 1350.605376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.605436][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1350.605471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.605500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.605637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.605671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.605696][ T32] r4:855fc700 [ 1350.606103][ T32] INFO: task kworker/1:409:5529 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.606162][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.606266][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.606339][ T32] Call trace: [ 1350.606431][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.606505][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.606566][ T32] r4:00000000 [ 1350.606591][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.606634][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.606663][ T32] dd20: 93360000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.606717][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.606746][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.606771][ T32] r5:800f0113 r4:80239bb0 [ 1350.606805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.606922][ T32] r4:82ac21e4 [ 1350.606951][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1350.607698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1350.608591][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.609699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fcb00 ** 11 printk messages dropped ** [ 1350.610478][ T32] r10:61c88647 r9:85803c00 r8:855fb5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.610860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.610885][ T32] r4:855fca00 [ 1350.611138][ T32] INFO: task kworker/1:410:5531 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.611175][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.611424][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.611521][ T32] Call trace: [ 1350.611621][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.611698][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.611727][ T32] r4:00000000 [ 1350.611761][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.611804][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.611901][ T32] dd20: 93360000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.611935][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.611961][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.611984][ T32] r5:800f0113 r4:80239bb0 [ 1350.612004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.612043][ T32] r4:82ac21e4 [ 1350.612075][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.612120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 3 printk messages dropped ** [ 1350.612397][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.637223][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1350.638297][ T32] INFO: task kworker/1:411:5533 blocked for more than 477 seconds. ** 18 printk messages dropped ** [ 1350.641071][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.641888][ T32] r5:857c3b8c r4:857c3800 ** 3 printk messages dropped ** [ 1350.642473][ T32] r10:61c88647 r9:85802400 r8:855fb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1350.678715][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.681599][ T32] r4:e043ddc0 ** 8 printk messages dropped ** [ 1350.704106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1350.704859][ T32] INFO: task kworker/1:412:5535 blocked for more than 477 seconds. ** 15 printk messages dropped ** [ 1350.705667][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1350.706192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.707484][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.707722][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.707752][ T32] dd20: 93fe7000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.707787][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.707814][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.707838][ T32] r5:800f0113 r4:80239bb0 [ 1350.707859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.707899][ T32] r4:82ac21e4 [ 1350.707944][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.707989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.708017][ T32] r4:e043ddc0 [ 1350.708062][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.708120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.708147][ T32] r4:00000000 [ 1350.708168][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.708213][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.708235][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.708276][ T32] r5:00001000 r4:e0447000 [ 1350.708301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.708340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.708399][ T32] r5:84b4f38c r4:84b4f000 [ 1350.708447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.708542][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.708567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.708615][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.708639][ T32] r4:84aecb80 [ 1350.708682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.708734][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.708822][ T32] r4:00000001 [ 1350.708846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.708883][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.708934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.708966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.708992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.709020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.709042][ T32] r4:84b0e300 [ 1350.709063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.709088][ T32] INFO: task kworker/1:413:5537 blocked for more than 477 seconds. [ 1350.709115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.709139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.709160][ T32] task:kworker/1:413 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.709205][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.709448][ T32] Call trace: [ 1350.709506][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.709555][ T32] r10:8291a684 r9:ebbb1d84 r8:00000002 r7:60000113 r6:ebbb1d8c r5:8578c800 [ 1350.709577][ T32] r4:8578c800 [ 1350.709597][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.709638][ T32] r5:8578c800 r4:8291a680 [ 1350.709683][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.709727][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.709770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1350.709824][ T32] r4:00000000 [ 1350.709850][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.709940][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.709980][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.710021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fab40 [ 1350.710093][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.710487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.710842][ T32] r4:855fb700 ** 8 printk messages dropped ** [ 1350.711400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1350.712777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1350.734647][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 15 printk messages dropped ** [ 1350.735466][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 15 printk messages dropped ** [ 1350.736057][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.736434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.736707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.737396][ T32] Call trace: [ 1350.737428][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.737479][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.737503][ T32] r4:00000000 [ 1350.737552][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.737620][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.737650][ T32] dd20: 94244000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.737704][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.737735][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.737759][ T32] r5:800f0113 r4:80239bb0 [ 1350.737780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.737822][ T32] r4:82ac21e4 [ 1350.737855][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.737902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.737925][ T32] r4:e043ddc0 [ 1350.737943][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.737984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.738006][ T32] r4:00000000 [ 1350.738050][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.738099][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.738121][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.738168][ T32] r5:00001000 r4:e0447000 [ 1350.738190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.738255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.738300][ T32] r5:84b4f38c r4:84b4f000 [ 1350.738321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.738366][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.738399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.738474][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.738500][ T32] r4:84aecb80 [ 1350.738540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.738605][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.738636][ T32] r4:00000001 [ 1350.738657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.738693][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.738720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.738748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.738775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.738815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.738852][ T32] r4:84b0e300 [ 1350.738877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.738915][ T32] INFO: task kworker/1:415:5541 blocked for more than 477 seconds. [ 1350.738947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.738974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.739019][ T32] task:kworker/1:415 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.739096][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.739155][ T32] Call trace: [ 1350.739263][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.739313][ T32] r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:8578ec00 [ 1350.739336][ T32] r4:8578ec00 [ 1350.739381][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.739460][ T32] r5:8578ec00 r4:8291a680 [ 1350.739484][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.739523][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.740017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.740268][ T32] r4:855fb900 ** 7 printk messages dropped ** [ 1350.740573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1350.741402][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 13 printk messages dropped ** [ 1350.742135][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1350.742494][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.742805][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.765822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.765932][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.766005][ T32] Call trace: [ 1350.766070][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.766149][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:85790000 [ 1350.766179][ T32] r4:85790000 [ 1350.766227][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.766276][ T32] r5:85790000 r4:8291a680 [ 1350.766322][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.766389][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.766488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1350.766540][ T32] r4:00000000 [ 1350.766587][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.766626][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.766666][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.766745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589400 [ 1350.766798][ T32] r4:00000000 [ 1350.766823][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.766874][ T32] r9:83018205 r8:85790000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.766896][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.766939][ T32] r5:00001000 r4:eb9db000 [ 1350.766959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.767038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.767129][ T32] r5:8576538c r4:85765000 [ 1350.767173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.767226][ T32] r7:ddde2d80 r6:83018200 r5:8576538c r4:855fba00 [ 1350.767252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.767326][ T32] r10:61c88647 r9:85790000 r8:855fba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.767352][ T32] r4:855fba00 [ 1350.767374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.767429][ T32] r10:00000000 r9:855fba00 r8:80287e08 r7:ebc4de60 r6:855fba80 r5:85790000 [ 1350.767453][ T32] r4:00000001 [ 1350.767497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.767554][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1350.767590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.767621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.767648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.767677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.767703][ T32] r4:8558a180 [ 1350.768101][ T32] INFO: task kworker/1:416:5543 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.768165][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.768260][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.768356][ T32] Call trace: [ 1350.768401][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.768454][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.768501][ T32] r4:00000000 [ 1350.768549][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.768593][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.768623][ T32] dd20: 94490000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.768651][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.768677][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.768701][ T32] r5:800f0113 r4:80239bb0 [ 1350.768747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.768793][ T32] r4:82ac21e4 [ 1350.768813][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.768879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.768929][ T32] r4:e043ddc0 [ 1350.768951][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.768994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.769042][ T32] r4:00000000 [ 1350.769065][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.769111][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.769133][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.769176][ T32] r5:00001000 r4:e0447000 [ 1350.769222][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.769265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.769363][ T32] r5:84b4f38c r4:84b4f000 [ 1350.769425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.769491][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.769528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.769583][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.769607][ T32] r4:84aecb80 [ 1350.769626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.769672][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.769696][ T32] r4:00000001 [ 1350.769716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.769755][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.769804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.769838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.769930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.769963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1350.770071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.770095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.770115][ T32] task:kworker/0:788 state:D stack:0 pid:5546 tgid:5546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.770181][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.770223][ T32] Call trace: [ 1350.770279][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.770335][ T32] r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:85806000 [ 1350.770388][ T32] r4:85806000 [ 1350.770466][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.770515][ T32] r5:85806000 r4:8291a680 [ 1350.770537][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.770576][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.770618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1350.770640][ T32] r4:00000000 [ 1350.770659][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.770693][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.770727][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.770793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558a540 [ 1350.770917][ T32] r4:00000000 [ 1350.770941][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.770987][ T32] r9:83018005 r8:85806000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1350.771029][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.771131][ T32] r5:00001000 r4:eb9e5000 [ 1350.771158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.771201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.771267][ T32] r5:857c8f8c r4:857c8c00 [ 1350.771291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.771338][ T32] r7:dddced80 r6:83018000 r5:857c8f8c r4:855f9600 [ 1350.771360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.771430][ T32] r10:61c88647 r9:85806000 r8:855f962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.771479][ T32] r4:855f9600 [ 1350.771500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.771547][ T32] r10:00000000 r9:855f9600 r8:80287e08 r7:ebb8de60 r6:855f9680 r5:85806000 [ 1350.771570][ T32] r4:00000001 [ 1350.771589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.771631][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1350.771659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.771688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.771716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.771780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.771825][ T32] r4:855892c0 [ 1350.772043][ T32] INFO: task kworker/0:788:5546 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 1 printk messages dropped ** [ 1350.772217][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1350.772457][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1350.772680][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 2 printk messages dropped ** [ 1350.772885][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.792047][ T32] r4:e043ddc0 ** 1 printk messages dropped ** [ 1350.792162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 4 printk messages dropped ** [ 1350.792361][ T32] r5:00001000 r4:e0447000 ** 4 printk messages dropped ** [ 1350.792605][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1350.792818][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.797668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.797725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.797766][ T32] r4:84b0e300 [ 1350.797804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.797884][ T32] INFO: task kworker/1:417:5548 blocked for more than 477 seconds. [ 1350.797924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.797953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.797976][ T32] task:kworker/1:417 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.798067][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.798132][ T32] Call trace: [ 1350.798166][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.798247][ T32] r10:8291a684 r9:ebc59d84 r8:00000002 r7:60000013 r6:ebc59d8c r5:85805400 [ 1350.798274][ T32] r4:85805400 [ 1350.798296][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.798339][ T32] r5:85805400 r4:8291a680 [ 1350.798360][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.798412][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.798480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1350.798508][ T32] r4:00000000 [ 1350.798528][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.798589][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.798632][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.798699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558a740 [ 1350.798751][ T32] r4:00000000 [ 1350.798800][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.798853][ T32] r9:83018205 r8:85805400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.798920][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.798969][ T32] r5:00001000 r4:eba03000 [ 1350.798991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.799030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.799072][ T32] r5:857c938c r4:857c9000 [ 1350.799111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.799185][ T32] r7:ddde2d80 r6:83018200 r5:857c938c r4:855fbb00 [ 1350.799241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.799301][ T32] r10:61c88647 r9:85805400 r8:855fbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.799350][ T32] r4:855fbb00 [ 1350.799394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.799475][ T32] r10:00000000 r9:855fbb00 r8:80287e08 r7:ebc4de60 r6:855f9700 r5:85805400 [ 1350.799518][ T32] r4:00000001 [ 1350.799562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.799642][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1350.799692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.799751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.799806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.799861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.799923][ T32] r4:8558a3c0 [ 1350.800634][ T32] INFO: task kworker/1:417:5548 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.800699][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.800766][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.800834][ T32] Call trace: [ 1350.800869][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.800942][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.800966][ T32] r4:00000000 [ 1350.800987][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.801027][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.801057][ T32] dd20: 9484b000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.801085][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.801111][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.801139][ T32] r5:800f0113 r4:80239bb0 [ 1350.801165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.801206][ T32] r4:82ac21e4 [ 1350.801227][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.801324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 2 printk messages dropped ** [ 1350.801468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1350.801792][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1350.802001][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.802142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.802316][ T32] task:kworker/0:789 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.802656][ T32] r5:85806c00 r4:8291a680 [ 1350.802697][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.802742][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.802782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1350.802835][ T32] r4:00000000 [ 1350.802857][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.802891][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.802925][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.820994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855952c0 [ 1350.821104][ T32] r4:00000000 [ 1350.821133][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.821210][ T32] r9:83018005 r8:85806c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1350.821259][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.821376][ T32] r5:00001000 r4:eb871000 [ 1350.821429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.821502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.821549][ T32] r5:85765f8c r4:85765c00 [ 1350.821570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.821619][ T32] r7:dddced80 r6:83018000 r5:85765f8c r4:855f9780 [ 1350.821641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.821716][ T32] r10:61c88647 r9:85806c00 r8:855f97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.821774][ T32] r4:855f9780 [ 1350.821813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.821891][ T32] r10:00000000 r9:855f9780 r8:80287e08 r7:eb9a5e60 r6:855f9800 r5:85806c00 [ 1350.821929][ T32] r4:00000001 [ 1350.822062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.822170][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1350.822259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.822312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.822357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.822411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.822449][ T32] r4:85589580 [ 1350.828441][ T32] INFO: task kworker/0:789:5550 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.828550][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1350.828901][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 15 printk messages dropped ** [ 1350.829570][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1350.830281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1350.831024][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.831686][ T32] r5:00001000 r4:eba0f000 ** 5 printk messages dropped ** [ 1350.831907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.832338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.846420][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.847016][ T32] dd20: 94f7c000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 6 printk messages dropped ** [ 1350.847415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1350.847866][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1350.848202][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.848403][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 2 printk messages dropped ** [ 1350.848483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.848537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.848564][ T32] r4:84b0e300 [ 1350.848588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.848630][ T32] INFO: task kworker/1:419:5554 blocked for more than 477 seconds. [ 1350.848681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.848794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.848818][ T32] task:kworker/1:419 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.848882][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.848948][ T32] Call trace: [ 1350.849024][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.849114][ T32] r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000013 r6:ebc69d8c r5:84883000 [ 1350.849191][ T32] r4:84883000 [ 1350.849214][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.849259][ T32] r5:84883000 r4:8291a680 [ 1350.849278][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.849422][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.849471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1350.849493][ T32] r4:00000000 [ 1350.849512][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.849547][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.849580][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.849645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558a940 [ 1350.849696][ T32] r4:00000000 [ 1350.849719][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.849766][ T32] r9:83018205 r8:84883000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1350.849786][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.849930][ T32] r5:00001000 r4:eba29000 [ 1350.849954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.849997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.850118][ T32] r5:857c9b8c r4:857c9800 [ 1350.850159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.850241][ T32] r7:ddde2d80 r6:83018200 r5:857c9b8c r4:855fbc00 [ 1350.850264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.850311][ T32] r10:61c88647 r9:84883000 r8:855fbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.850333][ T32] r4:855fbc00 [ 1350.850352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.850402][ T32] r10:00000000 r9:855fbc00 r8:80287e08 r7:ebc4de60 r6:855f9900 r5:84883000 [ 1350.850425][ T32] r4:00000001 [ 1350.850443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.850478][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1350.850502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.850542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.850571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.850602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.851366][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.851394][ T32] r4:00000000 [ 1350.851423][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.851527][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.851563][ T32] dd20: 94f7c000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.851672][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.851727][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.851754][ T32] r5:800f0113 r4:80239bb0 [ 1350.851776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.851818][ T32] r4:82ac21e4 [ 1350.851859][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.851946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.852007][ T32] r4:e043ddc0 [ 1350.852054][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.852103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.852128][ T32] r4:00000000 [ 1350.852151][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.852195][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.852216][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.852360][ T32] r5:00001000 r4:e0447000 [ 1350.852441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.852571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.852621][ T32] r5:84b4f38c r4:84b4f000 [ 1350.852692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.852900][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.852993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.876531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1350.877226][ T32] r10:8291a684 r9:ebc71d84 r8:00000002 r7:60000113 r6:ebc71d8c r5:848c0c00 ** 15 printk messages dropped ** [ 1350.877957][ T32] r5:00001000 r4:dfa97000 ** 1 printk messages dropped ** [ 1350.878028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.878789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.879979][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1350.880346][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.880754][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 11 printk messages dropped ** [ 1350.881182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1350.881922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 11 printk messages dropped ** [ 1350.882382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1350.883015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.898841][ T32] Call trace: [ 1350.898903][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.898964][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.898993][ T32] r4:00000000 [ 1350.899015][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.899057][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.899099][ T32] dd20: 95397000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.899159][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.899215][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.899267][ T32] r5:800f0113 r4:80239bb0 [ 1350.899291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.899361][ T32] r4:82ac21e4 [ 1350.899394][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.899466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.899521][ T32] r4:e043ddc0 [ 1350.899543][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.899631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.899660][ T32] r4:00000000 [ 1350.899681][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.899727][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.899773][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.899819][ T32] r5:00001000 r4:e0447000 [ 1350.899841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.899880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.899921][ T32] r5:84b4f38c r4:84b4f000 [ 1350.899968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.900021][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.900119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.900175][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.900223][ T32] r4:84aecb80 [ 1350.900271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.900321][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.900344][ T32] r4:00000001 [ 1350.900365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.900406][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.900433][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.900462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.900489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.900517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1350.901230][ T32] r5:848c2400 r4:8291a680 ** 7 printk messages dropped ** [ 1350.901676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558aec0 ** 6 printk messages dropped ** [ 1350.902094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.902260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.902618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1350.921983][ T32] dd20: 9581b000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 19 printk messages dropped ** [ 1350.922897][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 10 printk messages dropped ** [ 1350.928707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.929115][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.929174][ T32] Call trace: [ 1350.929252][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.929354][ T32] r10:8291a684 r9:ebc61d84 r8:00000002 r7:60000113 r6:ebc61d8c r5:848c3000 [ 1350.929413][ T32] r4:848c3000 [ 1350.929438][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.929482][ T32] r5:848c3000 r4:8291a680 [ 1350.929503][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.929543][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.929612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1350.929715][ T32] r4:00000000 [ 1350.929744][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.929781][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.929819][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.929859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558afc0 [ 1350.929881][ T32] r4:00000000 [ 1350.929900][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.929946][ T32] r9:83018205 r8:848c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1350.929968][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.930035][ T32] r5:00001000 r4:eacc3000 [ 1350.930059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.930099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.930145][ T32] r5:857cab8c r4:857ca800 [ 1350.930166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.930211][ T32] r7:ddde2d80 r6:83018200 r5:857cab8c r4:855fbd80 [ 1350.930232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.930276][ T32] r10:61c88647 r9:848c3000 r8:855fbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.930299][ T32] r4:855fbd80 [ 1350.930319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.930362][ T32] r10:00000000 r9:855fbd80 r8:80287e08 r7:ebc4de60 r6:855f9b80 r5:848c3000 [ 1350.930389][ T32] r4:00000001 [ 1350.930408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.930467][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1350.930497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.930526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.930564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.930595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.930617][ T32] r4:8558af40 [ 1350.931013][ T32] INFO: task kworker/1:422:5563 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.931100][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.931567][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1350.931827][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.932008][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.932299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.932776][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.945835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.946276][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1350.946726][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.946962][ T32] r5:00001000 r4:eadb7000 ** 1 printk messages dropped ** [ 1350.947023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.947064][ T32] r5:857caf8c r4:857cac00 [ 1350.947084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.947132][ T32] r7:ddde2d80 r6:83018200 r5:857caf8c r4:855fbe00 [ 1350.947170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.947220][ T32] r10:61c88647 r9:85790c00 r8:855fbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.947271][ T32] r4:855fbe00 [ 1350.947307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.947358][ T32] r10:00000000 r9:855fbe00 r8:80287e08 r7:ebc4de60 r6:855fbe80 r5:85790c00 [ 1350.947380][ T32] r4:00000001 [ 1350.947409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.947449][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1350.947477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.947505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.947530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.947583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.947623][ T32] r4:8558af40 [ 1350.948031][ T32] INFO: task kworker/1:423:5565 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.948132][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.948202][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.948248][ T32] Call trace: [ 1350.948278][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.948328][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.948357][ T32] r4:00000000 [ 1350.948448][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.948497][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.948544][ T32] dd20: 95c50000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.948576][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.948602][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.948625][ T32] r5:800f0113 r4:80239bb0 [ 1350.948746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.948801][ T32] r4:82ac21e4 [ 1350.948848][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.948896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.948935][ T32] r4:e043ddc0 [ 1350.948957][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.948999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.949022][ T32] r4:00000000 [ 1350.949042][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.949197][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.949224][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.949266][ T32] r5:00001000 r4:e0447000 [ 1350.949286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.949379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.949429][ T32] r5:84b4f38c r4:84b4f000 [ 1350.949450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.949495][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.949516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.949562][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.949584][ T32] r4:84aecb80 [ 1350.949627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.949677][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.949699][ T32] r4:00000001 [ 1350.949718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.949781][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.949847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.949878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.949928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.950004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.950030][ T32] r4:84b0e300 [ 1350.950053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.950091][ T32] INFO: task kworker/1:424:5568 blocked for more than 477 seconds. [ 1350.950124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.950155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.950176][ T32] task:kworker/1:424 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.950221][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.950261][ T32] Call trace: [ 1350.950317][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.950368][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:85792400 [ 1350.950435][ T32] r4:85792400 [ 1350.950469][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.950514][ T32] r5:85792400 r4:8291a680 [ 1350.950536][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.950609][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.950652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1350.950708][ T32] r4:00000000 [ 1350.950732][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.950793][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.951001][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.951049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1140 [ 1350.951098][ T32] r4:00000000 [ 1350.951119][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.951167][ T32] r9:83018205 r8:85792400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1350.951189][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.951242][ T32] r5:00001000 r4:eb037000 ** 1 printk messages dropped ** [ 1350.951331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.951398][ T32] r5:857cb38c r4:857cb000 [ 1350.951441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.951642][ T32] r10:61c88647 r9:85792400 r8:855fbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.952044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.952710][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1350.974030][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.974402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1350.975128][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.975452][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.975630][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.975874][ T32] r4:84b0e300 ** 2 printk messages dropped ** [ 1350.976099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1350.976398][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.976723][ T32] r10:8291a684 r9:ebc6dd84 r8:00000002 r7:60000013 r6:ebc6dd8c r5:85794800 ** 4 printk messages dropped ** [ 1350.977042][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.977280][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.977462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e12c0 ** 4 printk messages dropped ** [ 1350.977790][ T32] r5:00001000 r4:eb241000 ** 1 printk messages dropped ** [ 1350.977908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.977987][ T32] r5:857cb78c r4:857cb400 [ 1350.978023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.978116][ T32] r7:ddde2d80 r6:83018200 r5:857cb78c r4:85596000 [ 1350.978159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.978268][ T32] r10:61c88647 r9:85794800 r8:8559602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.978343][ T32] r4:85596000 [ 1350.978398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.978517][ T32] r10:00000000 r9:85596000 r8:80287e08 r7:ebc4de60 r6:85596080 r5:85794800 [ 1350.978554][ T32] r4:00000001 [ 1350.978574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.978614][ T32] Exception stack(0xebc6dfb0 to 0xebc6dff8) [ 1350.978640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.978668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.978695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.978749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.978776][ T32] r4:855e1200 [ 1350.979184][ T32] INFO: task kworker/1:425:5570 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1350.979247][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.979311][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.979355][ T32] Call trace: [ 1350.979417][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.979471][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1350.979497][ T32] r4:00000000 [ 1350.979529][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.979572][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1350.979601][ T32] dd20: 95e33000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1350.979655][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1350.979684][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1350.979732][ T32] r5:800f0113 r4:80239bb0 [ 1350.979756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.979824][ T32] r4:82ac21e4 [ 1350.979848][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.979891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1350.979939][ T32] r4:e043ddc0 [ 1350.979987][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.980114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1350.980140][ T32] r4:00000000 [ 1350.980161][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1350.980205][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1350.980256][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.980303][ T32] r5:00001000 r4:e0447000 [ 1350.980322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.980360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.980440][ T32] r5:84b4f38c r4:84b4f000 [ 1350.980478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.980553][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1350.980578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.980625][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.980698][ T32] r4:84aecb80 [ 1350.980727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.980792][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1350.980818][ T32] r4:00000001 [ 1350.980861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.980899][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1350.980939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.980970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.981003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.981032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.981109][ T32] r4:84b0e300 [ 1350.981133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.981159][ T32] INFO: task kworker/1:426:5571 blocked for more than 477 seconds. [ 1350.981188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.981225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.981249][ T32] task:kworker/1:426 state:D stack:0 pid:5571 tgid:5571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.981376][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.981462][ T32] Call trace: [ 1350.981551][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1350.981599][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:85795400 [ 1350.981623][ T32] r4:85795400 [ 1350.981643][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.981686][ T32] r5:85795400 r4:8291a680 [ 1350.981705][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.981744][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.981804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1350.981830][ T32] r4:00000000 [ 1350.981848][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1350.981882][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1350.981914][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1350.981953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855e1680 [ 1350.981975][ T32] r4:00000000 [ 1350.982007][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.982256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.982352][ T32] r5:857cbb8c r4:857cb800 [ 1350.982381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.982471][ T32] r7:ddde2d80 r6:83018200 r5:857cbb8c r4:85596100 [ 1350.982496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.982573][ T32] r10:61c88647 r9:85795400 r8:8559612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.982612][ T32] r4:85596100 [ 1350.982635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.982694][ T32] r10:00000000 r9:85596100 r8:80287e08 r7:ebc4de60 r6:85596180 r5:85795400 [ 1350.982722][ T32] r4:00000001 [ 1350.982742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.982777][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1350.982803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.982830][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.982856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.982884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.982937][ T32] r4:855e1200 [ 1351.001139][ T32] INFO: task kworker/1:426:5571 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.001274][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.001449][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.001516][ T32] Call trace: [ 1351.001550][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.001632][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.001660][ T32] r4:00000000 [ 1351.001680][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.001735][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.001794][ T32] dd20: 9610a000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.001826][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.001851][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.001876][ T32] r5:800f0113 r4:80239bb0 [ 1351.001922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.001969][ T32] r4:82ac21e4 [ 1351.001990][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.002033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.002055][ T32] r4:e043ddc0 [ 1351.002074][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.002138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 3 printk messages dropped ** [ 1351.002359][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1351.002842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1351.014177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.015035][ T32] r4:85796000 ** 4 printk messages dropped ** [ 1351.015452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 ** 9 printk messages dropped ** [ 1351.016190][ T32] r5:00001000 r4:eb7ef000 ** 1 printk messages dropped ** [ 1351.016318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.016958][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.017080][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1351.017141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.017208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.017266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.017365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.017422][ T32] r4:85589d00 [ 1351.018144][ T32] INFO: task kworker/0:791:5572 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.018247][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.018425][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.018521][ T32] Call trace: [ 1351.018585][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.018680][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.018727][ T32] r4:00000000 [ 1351.018768][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.018848][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.018905][ T32] dd20: 963bb000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.018962][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.019012][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.019057][ T32] r5:800f0113 r4:80239bb0 [ 1351.019100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.019207][ T32] r4:82ac21e4 [ 1351.019258][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.019342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.019395][ T32] r4:e043ddc0 [ 1351.019437][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.019521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.019569][ T32] r4:00000000 [ 1351.019628][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.019725][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.019789][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.019877][ T32] r5:00001000 r4:e0447000 [ 1351.019918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.019995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.020089][ T32] r5:84b4f38c r4:84b4f000 [ 1351.020154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.020252][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.020298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1351.020527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1351.021285][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.021361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.021411][ T32] task:kworker/1:427 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.021501][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.021585][ T32] Call trace: [ 1351.021700][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.021798][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:85796c00 [ 1351.021844][ T32] r4:85796c00 [ 1351.021888][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.021968][ T32] r5:85796c00 r4:8291a680 [ 1351.022025][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.022107][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.022205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 ** 2 printk messages dropped ** [ 1351.022403][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.022803][ T32] r5:00001000 r4:eb699000 [ 1351.022848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.022893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.022936][ T32] r5:857d078c r4:857d0400 [ 1351.023020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.049101][ T32] r7:ddde2d80 r6:83018200 r5:857d078c r4:85596280 [ 1351.049154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.049227][ T32] r10:61c88647 r9:85796c00 r8:855962ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1351.049469][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.049742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.051261][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.051614][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 3 printk messages dropped ** [ 1351.051735][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.052340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1351.063563][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 6 printk messages dropped ** [ 1351.063843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1351.064100][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1351.064500][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.064965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 ** 9 printk messages dropped ** [ 1351.065424][ T32] r5:00001000 r4:eb67b000 ** 1 printk messages dropped ** [ 1351.065485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.065779][ T32] r10:00000000 r9:85596380 r8:80287e08 r7:eba9de60 r6:855f9c80 r5:848c3c00 ** 7 printk messages dropped ** [ 1351.066212][ T32] r4:855e1880 ** 6 printk messages dropped ** [ 1351.066991][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.067197][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1351.067579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1351.068590][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1351.068993][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1351.069266][ T32] INFO: task kworker/1:429:5579 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.070154][ T32] r5:848c6c00 r4:8291a680 ** 1 printk messages dropped ** [ 1351.070217][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.070273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1351.070299][ T32] r4:00000000 [ 1351.070376][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.070437][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.070474][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.070531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2c2c0 [ 1351.070607][ T32] r4:00000000 [ 1351.070630][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.070681][ T32] r9:83018205 r8:848c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1351.070704][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.070750][ T32] r5:00001000 r4:eb809000 [ 1351.070796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.070843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.070886][ T32] r5:857d178c r4:857d1400 [ 1351.070906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.070950][ T32] r7:ddde2d80 r6:83018200 r5:857d178c r4:85596400 [ 1351.070971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.071017][ T32] r10:61c88647 r9:848c6c00 r8:8559642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.071040][ T32] r4:85596400 [ 1351.071059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.071128][ T32] r10:00000000 r9:85596400 r8:80287e08 r7:eba9de60 r6:855f9d00 r5:848c6c00 [ 1351.071150][ T32] r4:00000001 [ 1351.071170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.071205][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1351.071232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.071260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.071285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.071313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.071335][ T32] r4:855e1980 [ 1351.071582][ T32] INFO: task kworker/1:429:5579 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.071627][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.071716][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.071796][ T32] Call trace: [ 1351.071831][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.071881][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.071918][ T32] r4:00000000 [ 1351.071942][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.071982][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.072060][ T32] dd20: 967ac000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.072092][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.072123][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.072174][ T32] r5:800f0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.072300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1351.072624][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1351.095742][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.096091][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.096326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1351.096593][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.096891][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.097045][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.097390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.097590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.098040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.098751][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.099392][ T32] dd20: 96c24000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 7 printk messages dropped ** [ 1351.099673][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1351.099979][ T32] r5:00001000 r4:e0447000 ** 4 printk messages dropped ** [ 1351.100317][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1351.100506][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.101024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.101450][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.102074][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.102884][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.124114][ T32] r5:00001000 r4:eb707000 ** 1 printk messages dropped ** [ 1351.124233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.124329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.124396][ T32] r7:ddde2d80 r6:83018200 r5:857d0f8c r4:85596500 [ 1351.124433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.124485][ T32] r10:61c88647 r9:848c0000 r8:8559652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.124508][ T32] r4:85596500 [ 1351.124528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.124576][ T32] r10:00000000 r9:85596500 r8:80287e08 r7:ebc75e60 r6:855f9e00 r5:848c0000 [ 1351.124625][ T32] r4:00000001 [ 1351.124649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.124820][ T32] Exception stack(0xec491fb0 to 0xec491ff8) [ 1351.124864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.124895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.125028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.125061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.125085][ T32] r4:855e1ac0 [ 1351.125511][ T32] INFO: task kworker/1:431:5582 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.125551][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.125683][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.125800][ T32] Call trace: [ 1351.125892][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.126001][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.126125][ T32] r4:00000000 [ 1351.126180][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.126262][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.126355][ T32] dd20: 97157000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.126447][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.126502][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.126546][ T32] r5:800f0113 r4:80239bb0 [ 1351.126572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.126616][ T32] r4:82ac21e4 [ 1351.126664][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.126728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.126755][ T32] r4:e043ddc0 [ 1351.126774][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.126856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.126917][ T32] r4:00000000 [ 1351.126940][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.126989][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.127029][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.127074][ T32] r5:00001000 r4:e0447000 [ 1351.127145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.127248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.127293][ T32] r5:84b4f38c r4:84b4f000 [ 1351.127314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.127360][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.127382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.127433][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.127458][ T32] r4:84aecb80 [ 1351.127477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.127546][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.127588][ T32] r4:00000001 [ 1351.127610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.127703][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.127800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.127898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.127929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.127958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.128006][ T32] r4:84b0e300 [ 1351.128029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.128075][ T32] INFO: task kworker/1:432:5583 blocked for more than 477 seconds. [ 1351.128113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.128142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.128561][ T32] r5:848c5400 r4:8291a680 ** 5 printk messages dropped ** [ 1351.128803][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.129156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.129198][ T32] r5:857d1f8c r4:857d1c00 ** 2 printk messages dropped ** [ 1351.129281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.129589][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.129755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.130330][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.130540][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.130734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 3 printk messages dropped ** [ 1351.130872][ T32] r4:00000000 [ 1351.130892][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.130936][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.130958][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.131023][ T32] r5:00001000 r4:e0447000 [ 1351.131045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.131109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.131153][ T32] r5:84b4f38c r4:84b4f000 [ 1351.131173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.131217][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.131238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.131284][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.131306][ T32] r4:84aecb80 [ 1351.131337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.131391][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.131415][ T32] r4:00000001 [ 1351.131435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.131472][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.131514][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.131547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.131573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.131642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.131671][ T32] r4:84b0e300 [ 1351.131693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.131718][ T32] INFO: task kworker/1:433:5587 blocked for more than 477 seconds. [ 1351.131747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.131771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.131792][ T32] task:kworker/1:433 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.131865][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.131924][ T32] Call trace: [ 1351.131975][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.132025][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:848c4800 [ 1351.132047][ T32] r4:848c4800 [ 1351.132067][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1351.132338][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.132685][ T32] r5:00001000 r4:eb81d000 ** 1 printk messages dropped ** [ 1351.132801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.132891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.159866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.159970][ T32] r10:61c88647 r9:848c4800 r8:8559662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.160025][ T32] r4:85596600 [ 1351.160051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.160128][ T32] r10:00000000 r9:85596600 r8:80287e08 r7:ec495e60 r6:855f9f00 r5:848c4800 [ 1351.160184][ T32] r4:00000001 [ 1351.160208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.160249][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1351.160280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.160361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.160395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.160452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.160477][ T32] r4:855e1ec0 [ 1351.160876][ T32] INFO: task kworker/1:433:5587 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.161265][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.161417][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.161468][ T32] Call trace: [ 1351.161534][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.161589][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.161613][ T32] r4:00000000 [ 1351.161633][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.161690][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.161727][ T32] dd20: 97489000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.161756][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.161836][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.161914][ T32] r5:800f0113 r4:80239bb0 [ 1351.161940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.161983][ T32] r4:82ac21e4 [ 1351.162003][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.162044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.162066][ T32] r4:e043ddc0 [ 1351.162089][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.162323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.162350][ T32] r4:00000000 [ 1351.162396][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.162453][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.162478][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.162522][ T32] r5:00001000 r4:e0447000 [ 1351.162544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.162678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.162795][ T32] r5:84b4f38c r4:84b4f000 [ 1351.162910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.162961][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.163024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.178217][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.178301][ T32] r4:84aecb80 ** 1 printk messages dropped ** [ 1351.178410][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1351.178670][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1351.178940][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.179245][ T32] r5:85798000 r4:8291a680 ** 3 printk messages dropped ** [ 1351.179388][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.179591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855951c0 ** 6 printk messages dropped ** [ 1351.180044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.180089][ T32] r5:85765b8c r4:85765800 [ 1351.180123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.180171][ T32] r7:dddced80 r6:83018000 r5:85765b8c r4:855f9f80 [ 1351.180192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.180238][ T32] r10:61c88647 r9:85798000 r8:855f9fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.180285][ T32] r4:855f9f80 [ 1351.180308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.180353][ T32] r10:00000000 r9:855f9f80 r8:80287e08 r7:ebc5de60 r6:85580000 r5:85798000 [ 1351.180389][ T32] r4:00000001 [ 1351.180420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.180514][ T32] Exception stack(0xec499fb0 to 0xec499ff8) [ 1351.180546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.180574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.180625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.180685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.180716][ T32] r4:8567d880 [ 1351.181160][ T32] INFO: task kworker/0:792:5588 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.181199][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.181344][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.181500][ T32] Call trace: [ 1351.181537][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.181589][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.181612][ T32] r4:00000000 [ 1351.181633][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.181673][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.181700][ T32] dd20: 97722000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.181729][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.181755][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1351.181967][ T32] r4:e043ddc0 ** 9 printk messages dropped ** [ 1351.182705][ T32] r5:84b4f38c r4:84b4f000 ** 9 printk messages dropped ** [ 1351.202178][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 7 printk messages dropped ** [ 1351.202939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.207853][ T32] r4:85791800 ** 3 printk messages dropped ** [ 1351.208146][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.208739][ T32] r5:00001000 r4:eb88f000 ** 1 printk messages dropped ** [ 1351.208803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.209078][ T32] r10:00000000 r9:85580080 r8:80287e08 r7:ebc5de60 r6:85596680 r5:85791800 ** 15 printk messages dropped ** [ 1351.210445][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1351.211942][ T32] r5:00001000 r4:e0447000 ** 10 printk messages dropped ** [ 1351.212681][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.234689][ T32] INFO: task kworker/0:794:5594 blocked for more than 477 seconds. ** 11 printk messages dropped ** [ 1351.235894][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.236021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4ade08 [ 1351.236048][ T32] r4:00000000 [ 1351.236141][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.236181][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.236392][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.236562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85595e00 [ 1351.236594][ T32] r4:00000000 [ 1351.236615][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.236670][ T32] r9:83018005 r8:8578d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1351.236707][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.236770][ T32] r5:00001000 r4:eb8d3000 [ 1351.236993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.237110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.237333][ T32] r5:85766f8c r4:85766c00 [ 1351.237366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.237457][ T32] r7:dddced80 r6:83018000 r5:85766f8c r4:85580100 [ 1351.237574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.237693][ T32] r10:61c88647 r9:8578d400 r8:8558012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.237719][ T32] r4:85580100 [ 1351.237740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.237786][ T32] r10:00000000 r9:85580100 r8:80287e08 r7:ec4a5e60 r6:85596700 r5:8578d400 [ 1351.237809][ T32] r4:00000001 [ 1351.237828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.237866][ T32] Exception stack(0xec4adfb0 to 0xec4adff8) [ 1351.237926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.238050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.238079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.238109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.238168][ T32] r4:85595380 [ 1351.238594][ T32] INFO: task kworker/0:794:5594 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.238637][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.238756][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.238943][ T32] Call trace: [ 1351.238991][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.239042][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.239069][ T32] r4:00000000 [ 1351.239090][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.239131][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.239161][ T32] dd20: 97e79000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.239215][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.239244][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.239268][ T32] r5:800f0113 r4:80239bb0 [ 1351.239315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.239359][ T32] r4:82ac21e4 [ 1351.239395][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.239442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.239466][ T32] r4:e043ddc0 [ 1351.239485][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.239636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.239668][ T32] r4:00000000 [ 1351.239691][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.239762][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.239814][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.239861][ T32] r5:00001000 r4:e0447000 [ 1351.239939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.239983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.240025][ T32] r5:84b4f38c r4:84b4f000 [ 1351.240044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.240096][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.240166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.240218][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.240291][ T32] r4:84aecb80 [ 1351.240314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.240382][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.240412][ T32] r4:00000001 [ 1351.240432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.240468][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.240493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.240521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.240611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.240643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.240682][ T32] r4:84b0e300 [ 1351.240706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.240756][ T32] INFO: task kworker/0:795:5595 blocked for more than 477 seconds. [ 1351.240788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.240814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.240834][ T32] task:kworker/0:795 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.240878][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.240920][ T32] Call trace: [ 1351.240950][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.240996][ T32] r10:8291a684 r9:ec4b1d84 r8:00000002 r7:60000113 r6:ec4b1d8c r5:85793000 [ 1351.241024][ T32] r4:85793000 [ 1351.241103][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.241149][ T32] r5:85793000 r4:8291a680 [ 1351.241170][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.241209][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.241250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b1e08 [ 1351.241341][ T32] r4:00000000 [ 1351.241372][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.241418][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.241549][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.241595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85595680 [ 1351.241618][ T32] r4:00000000 [ 1351.241639][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.241682][ T32] r9:83018005 r8:85793000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.241703][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.241852][ T32] r5:00001000 r4:eb7e3000 [ 1351.241876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.241915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.241962][ T32] r5:85766b8c r4:85766800 [ 1351.241983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.242078][ T32] r7:dddced80 r6:83018000 r5:85766b8c r4:85580180 [ 1351.242103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.242150][ T32] r10:61c88647 r9:85793000 r8:855801ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.242172][ T32] r4:85580180 [ 1351.242206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.242253][ T32] r10:00000000 r9:85580180 r8:80287e08 r7:ec4ade60 r6:85596780 r5:85793000 [ 1351.242275][ T32] r4:00000001 [ 1351.242295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.242347][ T32] Exception stack(0xec4b1fb0 to 0xec4b1ff8) [ 1351.242376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.242409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.242459][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.242491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.242515][ T32] r4:85595380 [ 1351.242723][ T32] INFO: task kworker/0:795:5595 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.242760][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.242818][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.243025][ T32] Call trace: [ 1351.277168][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.277364][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.277435][ T32] r4:00000000 [ 1351.277485][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.277584][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.277647][ T32] dd20: 9861e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.277707][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.277826][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.277881][ T32] r5:800f0113 r4:80239bb0 [ 1351.277927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.278015][ T32] r4:82ac21e4 [ 1351.278096][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.278185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.278333][ T32] r4:e043ddc0 [ 1351.278432][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.278523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.278599][ T32] r4:00000000 [ 1351.278647][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.278739][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.278785][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.278880][ T32] r5:00001000 r4:e0447000 [ 1351.278926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.279059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.279163][ T32] r5:84b4f38c r4:84b4f000 [ 1351.279222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.279325][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.279370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1351.279562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1351.280057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.280698][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.281284][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1351.281855][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.282253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.282591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.292417][ T32] Exception stack(0xec4b5fb0 to 0xec4b5ff8) ** 6 printk messages dropped ** [ 1351.293431][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.294089][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1351.294431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 7 printk messages dropped ** [ 1351.294845][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1351.295202][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1351.295459][ T32] r4:84b0e300 ** 2 printk messages dropped ** [ 1351.295627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1351.295679][ T32] task:kworker/1:435 state:D stack:0 pid:5599 tgid:5599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.295730][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.295773][ T32] Call trace: [ 1351.295802][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.295850][ T32] r10:8291a684 r9:ec4a9d84 r8:00000002 r7:60000013 r6:ec4a9d8c r5:857a1800 [ 1351.295872][ T32] r4:857a1800 [ 1351.296034][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.296085][ T32] r5:857a1800 r4:8291a680 [ 1351.296122][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.296272][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.296318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a9e08 [ 1351.296379][ T32] r4:00000000 [ 1351.296409][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.296447][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.296482][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.296522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855825c0 [ 1351.296607][ T32] r4:00000000 [ 1351.296630][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.296674][ T32] r9:83018205 r8:857a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1351.296696][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.296812][ T32] r5:00001000 r4:eb8b9000 [ 1351.296867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.296910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.296970][ T32] r5:857d238c r4:857d2000 [ 1351.296999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.297046][ T32] r7:ddde2d80 r6:83018200 r5:857d238c r4:85596900 [ 1351.297066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.297111][ T32] r10:61c88647 r9:857a1800 r8:8559692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.297165][ T32] r4:85596900 [ 1351.297188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.297232][ T32] r10:00000000 r9:85596900 r8:80287e08 r7:ec4b5e60 r6:85596980 r5:857a1800 [ 1351.297254][ T32] r4:00000001 [ 1351.297273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.297363][ T32] Exception stack(0xec4a9fb0 to 0xec4a9ff8) [ 1351.297435][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.297487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.297569][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.297643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.297719][ T32] r4:85582500 [ 1351.298184][ T32] INFO: task kworker/1:435:5599 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.298229][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.298314][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.298420][ T32] Call trace: [ 1351.298553][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.298609][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.298645][ T32] r4:00000000 [ 1351.298669][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.298710][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.298740][ T32] dd20: 9861e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.298770][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.298795][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.298902][ T32] r5:800f0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.299062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1351.299304][ T32] r5:00001000 r4:e0447000 ** 7 printk messages dropped ** [ 1351.299646][ T32] r4:84aecb80 ** 3 printk messages dropped ** [ 1351.299884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.300163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1351.300448][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1351.300796][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.301088][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.301363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.301417][ T32] r5:857d2f8c r4:857d2c00 ** 2 printk messages dropped ** [ 1351.301530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.301674][ T32] r10:00000000 r9:85596a00 r8:80287e08 r7:ec4b5e60 r6:85596a80 r5:857a2400 [ 1351.301721][ T32] r4:00000001 [ 1351.301745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.301781][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1351.301806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.301923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.301953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.301981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.302030][ T32] r4:85582680 [ 1351.302260][ T32] INFO: task kworker/1:436:5602 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.302297][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.302356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.302408][ T32] Call trace: [ 1351.302462][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.302512][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.302535][ T32] r4:00000000 [ 1351.302555][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.302593][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.302623][ T32] dd20: 9861e000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.302651][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.302676][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.302832][ T32] r5:800f0113 r4:80239bb0 [ 1351.302858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.302901][ T32] r4:82ac21e4 [ 1351.302921][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.302975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.303001][ T32] r4:e043ddc0 [ 1351.303078][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.336304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.336360][ T32] r4:00000000 [ 1351.336396][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.336527][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.336592][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.336645][ T32] r5:00001000 r4:e0447000 [ 1351.336688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.336736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.336781][ T32] r5:84b4f38c r4:84b4f000 [ 1351.336832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.336916][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.336973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.337061][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.337102][ T32] r4:84aecb80 [ 1351.337124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.337178][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.337201][ T32] r4:00000001 [ 1351.337232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.337338][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.337397][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.337463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.337511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.337542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.337565][ T32] r4:84b0e300 [ 1351.337629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.337666][ T32] INFO: task kworker/1:437:5603 blocked for more than 477 seconds. [ 1351.337731][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.337762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.337785][ T32] task:kworker/1:437 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.337904][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.337985][ T32] Call trace: [ 1351.338019][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.338071][ T32] r10:8291a684 r9:ec49dd84 r8:00000002 r7:60000013 r6:ec49dd8c r5:857a3000 [ 1351.338094][ T32] r4:857a3000 [ 1351.338145][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.338192][ T32] r5:857a3000 r4:8291a680 [ 1351.338212][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.338252][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.338294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec49de08 [ 1351.338317][ T32] r4:00000000 [ 1351.338336][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.338370][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.338452][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.338500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582840 [ 1351.338524][ T32] r4:00000000 [ 1351.338548][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.338593][ T32] r9:83018205 r8:857a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1351.338614][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.338687][ T32] r5:00001000 r4:eaba3000 [ 1351.338710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.338749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.338821][ T32] r5:857d2b8c r4:857d2800 [ 1351.338844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.338891][ T32] r7:ddde2d80 r6:83018200 r5:857d2b8c r4:85596b00 [ 1351.338911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.338987][ T32] r10:61c88647 r9:857a3000 r8:85596b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.339014][ T32] r4:85596b00 [ 1351.339033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.339112][ T32] r10:00000000 r9:85596b00 r8:80287e08 r7:ebb4de60 r6:85596b80 r5:857a3000 [ 1351.339139][ T32] r4:00000001 [ 1351.339190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.339230][ T32] Exception stack(0xec49dfb0 to 0xec49dff8) [ 1351.339257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.339316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.339416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1351.340310][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1351.340799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1351.341114][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1351.341541][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.341814][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.342200][ T32] task:kworker/1:438 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.342679][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.342858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.364979][ T32] r5:00001000 r4:eb085000 [ 1351.365031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.365101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.365151][ T32] r5:857d338c r4:857d3000 [ 1351.365174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.365232][ T32] r7:ddde2d80 r6:83018200 r5:857d338c r4:85596c00 [ 1351.365254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.365372][ T32] r10:61c88647 r9:857a3c00 r8:85596c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.365460][ T32] r4:85596c00 [ 1351.365500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.365557][ T32] r10:00000000 r9:85596c00 r8:80287e08 r7:ebb4de60 r6:85596c80 r5:857a3c00 [ 1351.365583][ T32] r4:00000001 [ 1351.365603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.365710][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1351.365747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.365790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.365972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.366078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.366128][ T32] r4:855829c0 [ 1351.366598][ T32] INFO: task kworker/1:438:5605 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.366737][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.366885][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.366979][ T32] Call trace: [ 1351.367016][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.367071][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.367094][ T32] r4:00000000 [ 1351.367114][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.367210][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.367244][ T32] dd20: 99341000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.367274][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.367330][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.367357][ T32] r5:800f0113 r4:80239bb0 [ 1351.367409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.367488][ T32] r4:82ac21e4 [ 1351.367535][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.367584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.367608][ T32] r4:e043ddc0 [ 1351.367627][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.367668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.367691][ T32] r4:00000000 [ 1351.367710][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.367755][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.367776][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.367816][ T32] r5:00001000 r4:e0447000 [ 1351.367835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.367875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.367916][ T32] r5:84b4f38c r4:84b4f000 [ 1351.367937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.368013][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.368038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.368097][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.368154][ T32] r4:84aecb80 [ 1351.368183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.368267][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.368294][ T32] r4:00000001 [ 1351.368330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.368472][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.368505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.368557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.368590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.368651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.368679][ T32] r4:84b0e300 [ 1351.368700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.368777][ T32] INFO: task kworker/1:439:5607 blocked for more than 477 seconds. [ 1351.368816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.368980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.369023][ T32] task:kworker/1:439 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.369097][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.369210][ T32] Call trace: [ 1351.369246][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.369331][ T32] r10:8291a684 r9:ec4b9d84 r8:00000002 r7:60000013 r6:ec4b9d8c r5:857a4800 [ 1351.369382][ T32] r4:857a4800 [ 1351.369428][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.369508][ T32] r5:857a4800 r4:8291a680 [ 1351.369592][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.369671][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.369717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b9e08 [ 1351.369740][ T32] r4:00000000 [ 1351.369760][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.369794][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.369827][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.369866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85582e80 ** 4 printk messages dropped ** [ 1351.370056][ T32] r5:00001000 r4:eb385000 ** 1 printk messages dropped ** [ 1351.370113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.370245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.370508][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.370694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.371242][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1351.371567][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.371780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1351.372167][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 5 printk messages dropped ** [ 1351.372391][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.372711][ T32] INFO: task kworker/1:440:5608 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.389959][ T32] r4:85798c00 ** 4 printk messages dropped ** [ 1351.390247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c1e08 ** 6 printk messages dropped ** [ 1351.390697][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.390908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.391222][ T32] r4:85596e00 ** 2 printk messages dropped ** [ 1351.391314][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.391521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.392380][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 7 printk messages dropped ** [ 1351.392654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1351.407423][ T32] r5:00001000 r4:e0447000 ** 4 printk messages dropped ** [ 1351.407703][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 4 printk messages dropped ** [ 1351.407986][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.408031][ T32] r4:00000001 [ 1351.408117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.408173][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.408205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.408233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.408259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.408292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.408432][ T32] r4:84b0e300 [ 1351.408515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.408561][ T32] INFO: task kworker/1:441:5612 blocked for more than 477 seconds. [ 1351.408596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.408693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.408720][ T32] task:kworker/1:441 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.408782][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.408862][ T32] Call trace: [ 1351.408969][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.409025][ T32] r10:8291a684 r9:ec4d1d84 r8:00000002 r7:60000113 r6:ec4d1d8c r5:8579bc00 [ 1351.409052][ T32] r4:8579bc00 [ 1351.409187][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.409242][ T32] r5:8579bc00 r4:8291a680 [ 1351.409271][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.409350][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.409405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4d1e08 [ 1351.409431][ T32] r4:00000000 [ 1351.409451][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.409486][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.409555][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.409600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f0040 [ 1351.409623][ T32] r4:00000000 [ 1351.409641][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.409687][ T32] r9:83018205 r8:8579bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1351.409710][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.409783][ T32] r5:00001000 r4:eb449000 [ 1351.409806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.409845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.409886][ T32] r5:857d3f8c r4:857d3c00 [ 1351.409905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.409949][ T32] r7:ddde2d80 r6:83018200 r5:857d3f8c r4:85596e80 [ 1351.409969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.410015][ T32] r10:61c88647 r9:8579bc00 r8:85596eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.410039][ T32] r4:85596e80 [ 1351.410079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.410160][ T32] r10:00000000 r9:85596e80 r8:80287e08 r7:ec4b9e60 r6:85580280 r5:8579bc00 [ 1351.410189][ T32] r4:00000001 [ 1351.410250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.410376][ T32] Exception stack(0xec4d1fb0 to 0xec4d1ff8) [ 1351.410483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.410515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.410541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.410568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.410645][ T32] r4:854f0000 [ 1351.411050][ T32] INFO: task kworker/1:441:5612 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.411112][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.411345][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.411397][ T32] Call trace: [ 1351.411453][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.411504][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.411627][ T32] r4:00000000 [ 1351.411651][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.411692][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.411720][ T32] dd20: 99739000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.411843][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.411872][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.412041][ T32] r5:800f0113 r4:80239bb0 [ 1351.412067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.412109][ T32] r4:82ac21e4 [ 1351.412130][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.412173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.412195][ T32] r4:e043ddc0 [ 1351.412213][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.412253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.412275][ T32] r4:00000000 [ 1351.412294][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.412338][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.412360][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.412408][ T32] r5:00001000 r4:e0447000 [ 1351.412427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.412525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.412571][ T32] r5:84b4f38c r4:84b4f000 [ 1351.412617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.412671][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.412725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.412794][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.412823][ T32] r4:84aecb80 [ 1351.412876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.412926][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.412948][ T32] r4:00000001 [ 1351.412980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.413020][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.413048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.413076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.413123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.413159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.413190][ T32] r4:84b0e300 [ 1351.413222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.413282][ T32] INFO: task kworker/1:442:5614 blocked for more than 477 seconds. [ 1351.413345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.413405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.413433][ T32] task:kworker/1:442 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.438136][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.438337][ T32] Call trace: [ 1351.438591][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.438688][ T32] r4:8579a400 ** 4 printk messages dropped ** [ 1351.438921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4d9e08 ** 9 printk messages dropped ** [ 1351.439466][ T32] r5:00001000 r4:eb49f000 ** 1 printk messages dropped ** [ 1351.439576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.439627][ T32] r5:857d438c r4:857d4000 ** 2 printk messages dropped ** [ 1351.440078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1351.440739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.441781][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1351.442205][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1351.442370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.442400][ T32] r4:e043ddc0 [ 1351.442528][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.442576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.442830][ T32] r4:00000000 [ 1351.442856][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.442905][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.442928][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.443054][ T32] r5:00001000 r4:e0447000 [ 1351.452230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.452379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.452445][ T32] r5:84b4f38c r4:84b4f000 ** 1 printk messages dropped ** [ 1351.452520][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 11 printk messages dropped ** [ 1351.453733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.454540][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1351.455434][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.455728][ T32] r5:00001000 r4:eb785000 ** 1 printk messages dropped ** [ 1351.455790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.455832][ T32] r5:857d538c r4:857d5000 [ 1351.455853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.455923][ T32] r7:ddde2d80 r6:83018200 r5:857d538c r4:85596f80 [ 1351.455946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.456013][ T32] r10:61c88647 r9:8579c800 r8:85596fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.456134][ T32] r4:85596f80 [ 1351.456325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.456378][ T32] r10:00000000 r9:85596f80 r8:80287e08 r7:ec4d9e60 r6:85580380 r5:8579c800 [ 1351.456407][ T32] r4:00000001 [ 1351.456428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.456468][ T32] Exception stack(0xec4ddfb0 to 0xec4ddff8) [ 1351.456496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.456526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.456554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.456583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.456671][ T32] r4:854f02c0 [ 1351.457093][ T32] INFO: task kworker/1:443:5615 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.457136][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.457214][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.457356][ T32] Call trace: [ 1351.457405][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.457602][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.457646][ T32] r4:00000000 [ 1351.457671][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.457764][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.457802][ T32] dd20: 99d0f000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.457834][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.457861][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.457885][ T32] r5:800f0113 r4:80239bb0 [ 1351.457919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.457985][ T32] r4:82ac21e4 [ 1351.458011][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.458185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.458240][ T32] r4:e043ddc0 [ 1351.458265][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.458353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.458418][ T32] r4:00000000 [ 1351.458444][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.458518][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.458595][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.458656][ T32] r5:00001000 r4:e0447000 [ 1351.458700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.458780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.458900][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1351.459201][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 4 printk messages dropped ** [ 1351.459478][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1351.459653][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.460028][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1351.460518][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.460755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.460916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.461478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.462439][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.462865][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1351.485277][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.485641][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.485917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1351.486310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1351.486400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.486433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.486460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.486568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.486594][ T32] r4:84b0e300 [ 1351.486618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.486661][ T32] INFO: task kworker/1:445:5618 blocked for more than 477 seconds. [ 1351.486714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.486744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.486766][ T32] task:kworker/1:445 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.486842][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.486928][ T32] Call trace: [ 1351.486962][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.487013][ T32] r10:8291a684 r9:ec4bdd84 r8:00000002 r7:60000113 r6:ec4bdd8c r5:857a5400 [ 1351.487036][ T32] r4:857a5400 [ 1351.487056][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.487115][ T32] r5:857a5400 r4:8291a680 [ 1351.487201][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.487246][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.487289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4bde08 [ 1351.487311][ T32] r4:00000000 [ 1351.487331][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.487370][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.487429][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.487473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f0400 [ 1351.487495][ T32] r4:00000000 [ 1351.487515][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.487557][ T32] r9:83018205 r8:857a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1351.487578][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.487618][ T32] r5:00001000 r4:eb5d5000 [ 1351.487671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.487718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.487762][ T32] r5:857d4b8c r4:857d4800 [ 1351.487783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.487860][ T32] r7:ddde2d80 r6:83018200 r5:857d4b8c r4:854f7080 [ 1351.487885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.487935][ T32] r10:61c88647 r9:857a5400 r8:854f70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.487991][ T32] r4:854f7080 [ 1351.488048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.488146][ T32] r10:00000000 r9:854f7080 r8:80287e08 r7:ec4dde60 r6:854f7100 r5:857a5400 [ 1351.488177][ T32] r4:00000001 [ 1351.488198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.488235][ T32] Exception stack(0xec4bdfb0 to 0xec4bdff8) [ 1351.488299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.488363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.488403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.488434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.488457][ T32] r4:854f0340 [ 1351.488860][ T32] INFO: task kworker/1:445:5618 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.488897][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.488956][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.489000][ T32] Call trace: [ 1351.489030][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.489084][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.489107][ T32] r4:00000000 [ 1351.489127][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.489172][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.489200][ T32] dd20: 9a202000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.489280][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.489387][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.489425][ T32] r5:800f0113 r4:80239bb0 [ 1351.489448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.489491][ T32] r4:82ac21e4 [ 1351.489513][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.489555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.489619][ T32] r4:e043ddc0 [ 1351.489642][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.489684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.489729][ T32] r4:00000000 [ 1351.489752][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.489797][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.489819][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.489860][ T32] r5:00001000 r4:e0447000 [ 1351.489880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.489918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.489994][ T32] r5:84b4f38c r4:84b4f000 [ 1351.490018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.490065][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.490106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.490160][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.490219][ T32] r4:84aecb80 [ 1351.490242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.490288][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.490310][ T32] r4:00000001 [ 1351.490329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.490363][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.490395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.490425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.490451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.490479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.490500][ T32] r4:84b0e300 [ 1351.490522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.490547][ T32] INFO: task kworker/1:446:5621 blocked for more than 477 seconds. [ 1351.490576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.490600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.490651][ T32] task:kworker/1:446 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.490701][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.490772][ T32] Call trace: [ 1351.490818][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.490867][ T32] r10:8291a684 r9:ec4e9d84 r8:00000002 r7:60000113 r6:ec4e9d8c r5:857a6000 [ 1351.490922][ T32] r4:857a6000 [ 1351.490947][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.490990][ T32] r5:857a6000 r4:8291a680 [ 1351.491012][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.491090][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.491142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4e9e08 [ 1351.491190][ T32] r4:00000000 [ 1351.491212][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.491268][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.491307][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.491379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f0600 [ 1351.491434][ T32] r4:00000000 [ 1351.491457][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.491717][ T32] r9:83018205 r8:857a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1351.491946][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.491992][ T32] r5:00001000 r4:eb621000 [ 1351.492012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.492053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.492196][ T32] r5:857d4f8c r4:857d4c00 [ 1351.492265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.492321][ T32] r7:ddde2d80 r6:83018200 r5:857d4f8c r4:854f7180 [ 1351.492342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.492625][ T32] Exception stack(0xec4e9fb0 to 0xec4e9ff8) [ 1351.492691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.492797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.492828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.492858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.492893][ T32] r4:854f0540 [ 1351.526853][ T32] INFO: task kworker/1:446:5621 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.526991][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.527070][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.527135][ T32] Call trace: [ 1351.527332][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.527403][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 3 printk messages dropped ** [ 1351.527722][ T32] dd20: 9abcc000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1351.528174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1351.529196][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1351.529554][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 7 printk messages dropped ** [ 1351.530035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.530459][ T32] r4:857a0000 ** 4 printk messages dropped ** [ 1351.530710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c5e08 ** 9 printk messages dropped ** [ 1351.531231][ T32] r5:00001000 r4:eb8ed000 ** 1 printk messages dropped ** [ 1351.531411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1351.531477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.531701][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.531901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1351.532556][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1351.543978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1351.544241][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1351.544567][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.545125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.545368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.545527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.545560][ T32] task:kworker/0:796 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.545641][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.545690][ T32] Call trace: [ 1351.545722][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.545883][ T32] r10:8291a684 r9:ec4f9d84 r8:00000002 r7:60000113 r6:ec4f9d8c r5:857a8000 [ 1351.545980][ T32] r4:857a8000 [ 1351.546137][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.546183][ T32] r5:857a8000 r4:8291a680 [ 1351.546241][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.546284][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.546327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f9e08 [ 1351.546349][ T32] r4:00000000 [ 1351.546368][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.546409][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.546444][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.546483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ef980 [ 1351.546505][ T32] r4:00000000 [ 1351.546523][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.546565][ T32] r9:83018005 r8:857a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1351.546586][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.546626][ T32] r5:00001000 r4:eb9e3000 [ 1351.546646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.546754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.546801][ T32] r5:8576738c r4:85767000 [ 1351.546820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.547047][ T32] r7:dddced80 r6:83018000 r5:8576738c r4:85580480 [ 1351.547072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.547118][ T32] r10:61c88647 r9:857a8000 r8:855804ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.547141][ T32] r4:85580480 [ 1351.547160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.547218][ T32] r10:00000000 r9:85580480 r8:80287e08 r7:ec4ade60 r6:854f7380 r5:857a8000 [ 1351.547244][ T32] r4:00000001 [ 1351.547264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.547301][ T32] Exception stack(0xec4f9fb0 to 0xec4f9ff8) [ 1351.547344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.547376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.547438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.547470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.547527][ T32] r4:85595c00 [ 1351.547937][ T32] INFO: task kworker/0:796:5626 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.547975][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.548108][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.548229][ T32] Call trace: [ 1351.548307][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.548358][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.548382][ T32] r4:00000000 [ 1351.548412][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.548473][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.548504][ T32] dd20: 9abcc000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.548533][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 3 printk messages dropped ** [ 1351.548675][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.548827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1351.549273][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.549702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.550329][ T32] r10:8291a684 r9:ec4edd84 r8:00000002 r7:60000113 r6:ec4edd8c r5:85799800 ** 9 printk messages dropped ** [ 1351.550679][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1351.551041][ T32] r5:8576778c r4:85767400 ** 2 printk messages dropped ** [ 1351.551204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.551561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.552060][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.552432][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 8 printk messages dropped ** [ 1351.552719][ T32] r4:e043ddc0 ** 4 printk messages dropped ** [ 1351.552908][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 9 printk messages dropped ** [ 1351.584150][ T32] r4:84aecb80 ** 2 printk messages dropped ** [ 1351.584278][ T32] r4:00000001 [ 1351.584302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.584343][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.584374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.584537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.584574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.584605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.584628][ T32] r4:84b0e300 [ 1351.584672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.584775][ T32] INFO: task kworker/1:448:5629 blocked for more than 478 seconds. [ 1351.584814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.584879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.584906][ T32] task:kworker/1:448 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.584965][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.585011][ T32] Call trace: [ 1351.585108][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.585361][ T32] r10:8291a684 r9:ec4f1d84 r8:00000002 r7:60000013 r6:ec4f1d8c r5:8579d400 [ 1351.585403][ T32] r4:8579d400 [ 1351.585443][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.585493][ T32] r5:8579d400 r4:8291a680 [ 1351.585546][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.585591][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.585639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f1e08 [ 1351.585770][ T32] r4:00000000 [ 1351.585876][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.585992][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.586034][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.586076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f0d80 [ 1351.586098][ T32] r4:00000000 [ 1351.586118][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.586168][ T32] r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1351.586191][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.586233][ T32] r5:00001000 r4:eb905000 [ 1351.586251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.586308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.586353][ T32] r5:857d5b8c r4:857d5800 [ 1351.586373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.586424][ T32] r7:ddde2d80 r6:83018200 r5:857d5b8c r4:854f7400 [ 1351.586444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.586489][ T32] r10:61c88647 r9:8579d400 r8:854f742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.586601][ T32] r4:854f7400 [ 1351.586624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.586668][ T32] r10:00000000 r9:854f7400 r8:80287e08 r7:ec4c5e60 r6:85580600 r5:8579d400 [ 1351.586721][ T32] r4:00000001 [ 1351.586744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.586781][ T32] Exception stack(0xec4f1fb0 to 0xec4f1ff8) [ 1351.586897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.586934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.586962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.586991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.587013][ T32] r4:854f09c0 [ 1351.587452][ T32] INFO: task kworker/1:448:5629 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.587498][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.587591][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.587707][ T32] Call trace: [ 1351.587790][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.587852][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.587878][ T32] r4:00000000 [ 1351.587897][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.587937][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 1 printk messages dropped ** [ 1351.588154][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 9 printk messages dropped ** [ 1351.588676][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.589148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.589785][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 5 printk messages dropped ** [ 1351.589939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1351.590566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 ** 12 printk messages dropped ** [ 1351.591282][ T32] r5:857d638c r4:857d6000 [ 1351.591356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.591631][ T32] r10:00000000 r9:854f7480 r8:80287e08 r7:ec4f1e60 r6:85580680 r5:85793c00 ** 10 printk messages dropped ** [ 1351.592206][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1351.592317][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.592393][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.592423][ T32] r4:00000000 [ 1351.592459][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.592510][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.592567][ T32] dd20: 9b0e1000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.592599][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.592625][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.592674][ T32] r5:800f0113 r4:80239bb0 [ 1351.592698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.592764][ T32] r4:82ac21e4 [ 1351.592788][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.592833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.592855][ T32] r4:e043ddc0 [ 1351.592873][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.592931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.593026][ T32] r4:00000000 [ 1351.614996][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.615103][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.615130][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.615218][ T32] r5:00001000 r4:e0447000 [ 1351.615275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.615352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.615405][ T32] r5:84b4f38c r4:84b4f000 [ 1351.615427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.615506][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.615561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.615645][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.615672][ T32] r4:84aecb80 [ 1351.615693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.615742][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.615764][ T32] r4:00000001 [ 1351.615783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.615820][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.615869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.615903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.615930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.615958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.615979][ T32] r4:84b0e300 [ 1351.616037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.616083][ T32] INFO: task kworker/1:450:5634 blocked for more than 478 seconds. [ 1351.616134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.616165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.616187][ T32] task:kworker/1:450 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.616243][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.616323][ T32] Call trace: [ 1351.616374][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.616434][ T32] r10:8291a684 r9:ec519d84 r8:00000002 r7:60000113 r6:ec519d8c r5:8579e000 [ 1351.616457][ T32] r4:8579e000 [ 1351.616570][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.616623][ T32] r5:8579e000 r4:8291a680 [ 1351.616646][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.616719][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.616764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1351.616787][ T32] r4:00000000 [ 1351.616823][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.616861][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.616959][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.617005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f0e40 [ 1351.617028][ T32] r4:00000000 [ 1351.617047][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.617121][ T32] r9:83018205 r8:8579e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1351.617516][ T32] r5:857d5f8c r4:857d5c00 [ 1351.617540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.617663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.617905][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.618677][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.619346][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 8 printk messages dropped ** [ 1351.619644][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.620001][ T32] r5:84b4f38c r4:84b4f000 ** 4 printk messages dropped ** [ 1351.620155][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1351.620351][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1351.621107][ T32] INFO: task kworker/1:451:5635 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.621910][ T32] r4:84970000 ** 4 printk messages dropped ** [ 1351.622421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec51de08 ** 8 printk messages dropped ** [ 1351.658055][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.658799][ T32] r5:857d738c r4:857d7000 [ 1351.658850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.659061][ T32] r7:ddde2d80 r6:83018200 r5:857d738c r4:854f7580 [ 1351.659122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.659225][ T32] r10:61c88647 r9:84970000 r8:854f75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.659362][ T32] r4:854f7580 [ 1351.659676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.660064][ T32] r10:00000000 r9:854f7580 r8:80287e08 r7:ec511e60 r6:85580780 r5:84970000 [ 1351.660143][ T32] r4:00000001 [ 1351.660288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.660401][ T32] Exception stack(0xec51dfb0 to 0xec51dff8) [ 1351.660482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.660529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.660559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.660590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.660615][ T32] r4:854f0e80 [ 1351.661079][ T32] INFO: task kworker/1:451:5635 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.661125][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.661490][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.661547][ T32] Call trace: [ 1351.661582][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.661749][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.661853][ T32] r4:00000000 [ 1351.661881][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.661951][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.661983][ T32] dd20: 9b809000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.662048][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.662079][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.662104][ T32] r5:800f0113 r4:80239bb0 [ 1351.662127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.662244][ T32] r4:82ac21e4 [ 1351.662274][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.662357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.662398][ T32] r4:e043ddc0 [ 1351.662425][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.662489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.662547][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.662817][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1351.670129][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 11 printk messages dropped ** [ 1351.671255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1351.672786][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1351.685253][ T32] r5:857d678c r4:857d6400 ** 1 printk messages dropped ** [ 1351.685473][ T32] r7:ddde2d80 r6:83018200 r5:857d678c r4:854f7600 ** 14 printk messages dropped ** [ 1351.687878][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1351.690522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1351.691566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.691620][ T32] r4:84b0e300 [ 1351.691671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.691736][ T32] INFO: task kworker/1:453:5640 blocked for more than 478 seconds. [ 1351.691811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.691872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.691921][ T32] task:kworker/1:453 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.692089][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.692235][ T32] Call trace: [ 1351.692310][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.692415][ T32] r10:8291a684 r9:ec531d84 r8:00000002 r7:60000113 r6:ec531d8c r5:84970c00 [ 1351.692505][ T32] r4:84970c00 [ 1351.692579][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.692719][ T32] r5:84970c00 r4:8291a680 [ 1351.692810][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.692927][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.723567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec531e08 [ 1351.723620][ T32] r4:00000000 [ 1351.723672][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.723769][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.723817][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.723862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6040 [ 1351.723886][ T32] r4:00000000 [ 1351.723907][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.724082][ T32] r9:83018205 r8:84970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1351.724199][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.724250][ T32] r5:00001000 r4:eb95f000 [ 1351.724276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.724319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.724396][ T32] r5:857d6b8c r4:857d6800 [ 1351.724426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.724494][ T32] r7:ddde2d80 r6:83018200 r5:857d6b8c r4:854f7680 [ 1351.724520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.724568][ T32] r10:61c88647 r9:84970c00 r8:854f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.724592][ T32] r4:854f7680 [ 1351.724612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.724658][ T32] r10:00000000 r9:854f7680 r8:80287e08 r7:ec51de60 r6:85580880 r5:84970c00 [ 1351.724701][ T32] r4:00000001 [ 1351.724755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.724798][ T32] Exception stack(0xec531fb0 to 0xec531ff8) [ 1351.724923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.724988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.725018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.725068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.725124][ T32] r4:854e6000 [ 1351.725568][ T32] INFO: task kworker/1:453:5640 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.725738][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.726524][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1351.727667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1351.728686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.729470][ T32] r4:84aecb80 [ 1351.729517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.729615][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.729762][ T32] r4:00000001 [ 1351.729820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.729903][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.729963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.730018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.730072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.730132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.730186][ T32] r4:84b0e300 [ 1351.730235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.730360][ T32] INFO: task kworker/1:454:5641 blocked for more than 478 seconds. [ 1351.730447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.730535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.730788][ T32] task:kworker/1:454 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.730900][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.730999][ T32] Call trace: [ 1351.731118][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.731236][ T32] r10:8291a684 r9:ec535d84 r8:00000002 r7:60000113 r6:ec535d8c r5:84972400 [ 1351.731289][ T32] r4:84972400 [ 1351.731336][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.731432][ T32] r5:84972400 r4:8291a680 [ 1351.731625][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.731722][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.731851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec535e08 [ 1351.731914][ T32] r4:00000000 [ 1351.731962][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.732063][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.732174][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.732275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6200 ** 7 printk messages dropped ** [ 1351.754114][ T32] r5:857d6f8c r4:857d6c00 ** 4 printk messages dropped ** [ 1351.754302][ T32] r4:854f7700 ** 9 printk messages dropped ** [ 1351.754794][ T32] r4:854e6000 ** 4 printk messages dropped ** [ 1351.755502][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.755756][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1351.755978][ T32] r4:e043ddc0 ** 4 printk messages dropped ** [ 1351.756186][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 ** 8 printk messages dropped ** [ 1351.756717][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.756988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.757424][ T32] r10:8291a684 r9:ec539d84 r8:00000002 r7:60000113 r6:ec539d8c r5:84973c00 ** 6 printk messages dropped ** [ 1351.757643][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.757812][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.758115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.758287][ T32] r10:61c88647 r9:84973c00 r8:854f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.758612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.759215][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1351.759791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1351.760550][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1351.761093][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.761747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1351.761951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.762008][ T32] INFO: task kworker/1:456:5646 blocked for more than 478 seconds. [ 1351.762071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.762123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.762204][ T32] task:kworker/1:456 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.762314][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.762445][ T32] Call trace: [ 1351.762529][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.762632][ T32] r10:8291a684 r9:ec53dd84 r8:00000002 r7:60000013 r6:ec53dd8c r5:84974800 [ 1351.762699][ T32] r4:84974800 [ 1351.762758][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.762854][ T32] r5:84974800 r4:8291a680 [ 1351.762932][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.789380][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.789480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec53de08 [ 1351.789634][ T32] r4:00000000 [ 1351.789738][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.789781][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.789822][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.789864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6400 [ 1351.789886][ T32] r4:00000000 [ 1351.789905][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.789951][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1351.789972][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.790017][ T32] r5:00001000 r4:eb9d5000 [ 1351.790038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.790077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.790119][ T32] r5:857d778c r4:857d7400 [ 1351.790229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.790282][ T32] r7:ddde2d80 r6:83018200 r5:857d778c r4:854f7800 [ 1351.790513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.790565][ T32] r10:61c88647 r9:84974800 r8:854f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.790629][ T32] r4:854f7800 [ 1351.790652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.790828][ T32] r10:00000000 r9:854f7800 r8:80287e08 r7:ec539e60 r6:85580a00 r5:84974800 [ 1351.790942][ T32] r4:00000001 [ 1351.790965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.791003][ T32] Exception stack(0xec53dfb0 to 0xec53dff8) [ 1351.791034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.791194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.791226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.791255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.791277][ T32] r4:854e6440 [ 1351.791681][ T32] INFO: task kworker/1:456:5646 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.791720][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.791835][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.791883][ T32] Call trace: [ 1351.792109][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.792162][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 7 printk messages dropped ** [ 1351.792627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.792670][ T32] r4:82ac21e4 [ 1351.792708][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.792753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.792776][ T32] r4:e043ddc0 [ 1351.792794][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.792868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.792925][ T32] r4:00000000 [ 1351.793011][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.804918][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.805013][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.805089][ T32] r5:00001000 r4:e0447000 [ 1351.805140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.805192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.805236][ T32] r5:84b4f38c r4:84b4f000 [ 1351.805256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.805335][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.805358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.805412][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.805450][ T32] r4:84aecb80 [ 1351.805475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.805522][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.805545][ T32] r4:00000001 [ 1351.805565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.805601][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.805631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.805659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.805713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.805868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1351.806106][ T32] Call trace: ** 2 printk messages dropped ** [ 1351.806218][ T32] r4:84975400 ** 1 printk messages dropped ** [ 1351.806281][ T32] r5:84975400 r4:8291a680 ** 1 printk messages dropped ** [ 1351.806385][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.806505][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.806664][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1351.806726][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.806850][ T32] r5:00001000 r4:eba3d000 ** 2 printk messages dropped ** [ 1351.806948][ T32] r5:857d7f8c r4:857d7c00 [ 1351.806967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.807009][ T32] r7:ddde2d80 r6:83018200 r5:857d7f8c r4:854f7880 [ 1351.807029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.807074][ T32] r10:61c88647 r9:84975400 r8:854f78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.807097][ T32] r4:854f7880 ** 1 printk messages dropped ** [ 1351.807192][ T32] r10:00000000 r9:854f7880 r8:80287e08 r7:ec539e60 r6:85580a80 r5:84975400 ** 4 printk messages dropped ** [ 1351.807425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.807982][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.808322][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.808380][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 2 printk messages dropped ** [ 1351.808469][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.808683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 3 printk messages dropped ** [ 1351.808920][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.809012][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1351.809219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.809629][ T32] r4:84aecb80 ** 1 printk messages dropped ** [ 1351.809696][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.809719][ T32] r4:00000001 [ 1351.809737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.809773][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.809806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.809933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.810042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.810074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.810097][ T32] r4:84b0e300 [ 1351.810118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.810243][ T32] INFO: task kworker/0:798:5650 blocked for more than 478 seconds. [ 1351.810278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.810304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.810355][ T32] task:kworker/0:798 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.810413][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.810456][ T32] Call trace: [ 1351.810507][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.810556][ T32] r10:8291a684 r9:ec505d84 r8:00000002 r7:60000113 r6:ec505d8c r5:84976000 [ 1351.810578][ T32] r4:84976000 [ 1351.810726][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.810774][ T32] r5:84976000 r4:8291a680 [ 1351.810794][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.810833][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.810898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec505e08 [ 1351.810924][ T32] r4:00000000 [ 1351.810943][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.810977][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.811011][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.811050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eff40 [ 1351.811097][ T32] r4:00000000 [ 1351.811117][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.811160][ T32] r9:83018005 r8:84976000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1351.811181][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.811221][ T32] r5:00001000 r4:eba65000 [ 1351.811241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.811278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.811319][ T32] r5:85767f8c r4:85767c00 [ 1351.811339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.811431][ T32] r7:dddced80 r6:83018000 r5:85767f8c r4:85580b00 [ 1351.811458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.811507][ T32] r10:61c88647 r9:84976000 r8:85580b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.811666][ T32] Exception stack(0xec505fb0 to 0xec505ff8) ** 6 printk messages dropped ** [ 1351.812186][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.812681][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 4 printk messages dropped ** [ 1351.812826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.812848][ T32] r4:e043ddc0 [ 1351.812867][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.812921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.813044][ T32] r4:00000000 [ 1351.832176][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.832278][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.832304][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.832351][ T32] r5:00001000 r4:e0447000 [ 1351.832372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.832424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.832466][ T32] r5:84b4f38c r4:84b4f000 [ 1351.832487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.832534][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.832556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.832601][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.832623][ T32] r4:84aecb80 [ 1351.832643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.832688][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.832710][ T32] r4:00000001 [ 1351.832728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.832767][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.832797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.832825][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.832851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.832879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.832964][ T32] r4:84b0e300 [ 1351.844686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.844762][ T32] INFO: task kworker/0:799:5651 blocked for more than 478 seconds. [ 1351.844814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.844842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.845652][ T32] r5:84976c00 r4:8291a680 ** 8 printk messages dropped ** [ 1351.846429][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.846797][ T32] r5:85767b8c r4:85767800 [ 1351.846817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.846916][ T32] r7:dddced80 r6:83018000 r5:85767b8c r4:85580c00 ** 2 printk messages dropped ** [ 1351.847153][ T32] r4:85580c00 ** 7 printk messages dropped ** [ 1351.847687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.849095][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.849654][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1351.850128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1351.850702][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1351.851240][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1351.851635][ T32] INFO: task kworker/1:458:5653 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.852506][ T32] r4:8579ec00 ** 4 printk messages dropped ** [ 1351.852936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec549e08 ** 5 printk messages dropped ** [ 1351.853214][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.876283][ T32] r5:857e038c r4:857e0000 [ 1351.876334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.876822][ T32] r4:854f7900 ** 4 printk messages dropped ** [ 1351.877137][ T32] Exception stack(0xec549fb0 to 0xec549ff8) ** 4 printk messages dropped ** [ 1351.877593][ T32] r4:854e6800 ** 3 printk messages dropped ** [ 1351.878615][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.878988][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1351.879717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1351.880081][ T32] r5:00001000 r4:e0447000 ** 3 printk messages dropped ** [ 1351.880210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.880435][ T32] r4:00000001 [ 1351.880454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.880505][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.880536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.880570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.880597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.880629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.880652][ T32] r4:84b0e300 [ 1351.880674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.880703][ T32] INFO: task kworker/0:800:5657 blocked for more than 478 seconds. [ 1351.880736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.880761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.880783][ T32] task:kworker/0:800 state:D stack:0 pid:5657 tgid:5657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.880854][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.880928][ T32] Call trace: [ 1351.881040][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.881090][ T32] r10:8291a684 r9:ec509d84 r8:00000002 r7:60000113 r6:ec509d8c r5:85818000 [ 1351.881129][ T32] r4:85818000 [ 1351.881162][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.881206][ T32] r5:85818000 r4:8291a680 [ 1351.881230][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.881360][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.881427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec509e08 [ 1351.881452][ T32] r4:00000000 [ 1351.881472][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.881506][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.881539][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.881579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543d2c0 [ 1351.881660][ T32] r4:00000000 [ 1351.881693][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.881763][ T32] r9:83018005 r8:85818000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1351.881838][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.881900][ T32] r5:00001000 r4:eb37f000 [ 1351.881922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.881961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.882072][ T32] r5:8584438c r4:85844000 [ 1351.882098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.882165][ T32] r7:dddced80 r6:83018000 r5:8584438c r4:85580d80 [ 1351.882190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.882250][ T32] r10:61c88647 r9:85818000 r8:85580dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.882325][ T32] r4:85580d80 [ 1351.882373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.882448][ T32] r10:00000000 r9:85580d80 r8:80287e08 r7:ec505e60 r6:85580e00 r5:85818000 [ 1351.882474][ T32] r4:00000001 [ 1351.882493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.882528][ T32] Exception stack(0xec509fb0 to 0xec509ff8) [ 1351.882579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.882637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.882691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.882722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.882746][ T32] r4:854efec0 [ 1351.901372][ T32] INFO: task kworker/0:800:5657 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.901560][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.901666][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.902041][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1351.902559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 6 printk messages dropped ** [ 1351.905892][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.906245][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.906524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.906766][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.907103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec545e08 ** 8 printk messages dropped ** [ 1351.907489][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.907665][ T32] r5:8495578c r4:84955400 ** 3 printk messages dropped ** [ 1351.907793][ T32] r10:61c88647 r9:85818c00 r8:85580eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.908083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.908897][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1351.909163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 10 printk messages dropped ** [ 1351.909555][ T32] r5:84b4f38c r4:84b4f000 ** 4 printk messages dropped ** [ 1351.909762][ T32] r4:84aecb80 ** 1 printk messages dropped ** [ 1351.909830][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1351.910086][ T32] r4:84b0e300 [ 1351.910110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.910137][ T32] INFO: task kworker/1:459:5659 blocked for more than 478 seconds. [ 1351.910191][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.910243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.910269][ T32] task:kworker/1:459 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.910356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.910434][ T32] Call trace: [ 1351.910534][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.910674][ T32] r10:8291a684 r9:ec551d84 r8:00000002 r7:60000113 r6:ec551d8c r5:85819800 [ 1351.910734][ T32] r4:85819800 [ 1351.910778][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.910845][ T32] r5:85819800 r4:8291a680 [ 1351.910881][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.910966][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.911103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec551e08 [ 1351.911161][ T32] r4:00000000 [ 1351.911206][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1351.911290][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1351.911367][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.911460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6940 [ 1351.911508][ T32] r4:00000000 [ 1351.911552][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.911638][ T32] r9:83018205 r8:85819800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1351.911686][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.911770][ T32] r5:00001000 r4:ebaa1000 [ 1351.911812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.911889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.911969][ T32] r5:857e078c r4:857e0400 [ 1351.912015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.912097][ T32] r7:ddde2d80 r6:83018200 r5:857e078c r4:854f7980 [ 1351.912144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.912245][ T32] r10:61c88647 r9:85819800 r8:854f79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.912308][ T32] r4:854f7980 [ 1351.912356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.912461][ T32] r10:00000000 r9:854f7980 r8:80287e08 r7:ec549e60 r6:85580f80 r5:85819800 [ 1351.912509][ T32] r4:00000001 [ 1351.912553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.912638][ T32] Exception stack(0xec551fb0 to 0xec551ff8) [ 1351.912710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.912807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.912866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.912925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.933725][ T32] r4:854e69c0 [ 1351.934531][ T32] INFO: task kworker/1:459:5659 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1351.934626][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.934768][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.934891][ T32] Call trace: [ 1351.934956][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.935072][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.935123][ T32] r4:00000000 [ 1351.935178][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.935264][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.935323][ T32] dd20: 9d62d000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.935404][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.935498][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.935565][ T32] r5:800f0113 r4:80239bb0 [ 1351.935610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.935695][ T32] r4:82ac21e4 [ 1351.935778][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.935869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.935915][ T32] r4:e043ddc0 [ 1351.935984][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.936105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.936159][ T32] r4:00000000 [ 1351.936203][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.936322][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.936376][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.936469][ T32] r5:00001000 r4:e0447000 [ 1351.936528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.936747][ T32] r5:84b4f38c r4:84b4f000 ** 4 printk messages dropped ** [ 1351.937281][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1351.937708][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1351.938309][ T32] INFO: task kworker/0:802:5662 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.939430][ T32] r4:8581a400 ** 4 printk messages dropped ** [ 1351.939785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec54de08 ** 8 printk messages dropped ** [ 1351.940951][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.941714][ T32] r7:dddced80 r6:83018000 r5:8495538c r4:854e3000 ** 4 printk messages dropped ** [ 1351.942116][ T32] r10:00000000 r9:854e3000 r8:80287e08 r7:ec509e60 r6:854e3080 r5:8581a400 ** 7 printk messages dropped ** [ 1351.942931][ T32] r4:84a2c440 ** 2 printk messages dropped ** [ 1351.974737][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1351.974956][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.975017][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1351.975079][ T32] r4:00000000 [ 1351.975138][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.975232][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1351.975292][ T32] dd20: 9e037000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1351.975356][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1351.975453][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1351.975512][ T32] r5:800f0113 r4:80239bb0 [ 1351.975558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.975643][ T32] r4:82ac21e4 [ 1351.975685][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.975801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1351.975853][ T32] r4:e043ddc0 [ 1351.975898][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1351.976035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1351.976089][ T32] r4:00000000 [ 1351.976138][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1351.976267][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1351.976320][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.976411][ T32] r5:00001000 r4:e0447000 [ 1351.976488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.976578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.976693][ T32] r5:84b4f38c r4:84b4f000 [ 1351.976745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.976871][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1351.976924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.977040][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.977092][ T32] r4:84aecb80 [ 1351.977139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.977237][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1351.977283][ T32] r4:00000001 [ 1351.977397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.977507][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1351.977566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.977646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.977705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.977790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.977843][ T32] r4:84b0e300 [ 1351.977949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.978094][ T32] INFO: task kworker/1:460:5663 blocked for more than 478 seconds. [ 1351.978203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.978266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.978312][ T32] task:kworker/1:460 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.978410][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.978526][ T32] Call trace: [ 1351.978598][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1351.978720][ T32] r10:8291a684 r9:ec559d84 r8:00000002 r7:60000113 r6:ec559d8c r5:8581b000 [ 1351.978776][ T32] r4:8581b000 [ 1351.978818][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.978901][ T32] r5:8581b000 r4:8291a680 [ 1351.978941][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.979016][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.979096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec559e08 [ 1351.979158][ T32] r4:00000000 [ 1351.979206][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1351.979504][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.980092][ T32] r5:857e0b8c r4:857e0800 [ 1351.980149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.980248][ T32] r7:ddde2d80 r6:83018200 r5:857e0b8c r4:854f7a00 ** 2 printk messages dropped ** [ 1351.980516][ T32] r4:854f7a00 ** 6 printk messages dropped ** [ 1351.981231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.982848][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 11 printk messages dropped ** [ 1352.010925][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1352.011542][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1352.012200][ T32] task:kworker/1:461 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1352.022081][ T32] r9:83018205 r8:8581d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 8 printk messages dropped ** [ 1352.022512][ T32] r10:61c88647 r9:8581d400 r8:854f7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.022815][ T32] r4:00000001 [ 1352.022838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.022879][ T32] Exception stack(0xec565fb0 to 0xec565ff8) [ 1352.022909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.022938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.023023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.025917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.025967][ T32] r4:854e6cc0 [ 1352.026374][ T32] INFO: task kworker/1:461:5666 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.026420][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.026493][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.026548][ T32] Call trace: [ 1352.026610][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.026666][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.026689][ T32] r4:00000000 [ 1352.026708][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.026766][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.026799][ T32] dd20: 9e650000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.026848][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.026878][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.026902][ T32] r5:800f0113 r4:80239bb0 [ 1352.026923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.026998][ T32] r4:82ac21e4 [ 1352.027022][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.027073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.027099][ T32] r4:e043ddc0 [ 1352.027148][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.027206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.027231][ T32] r4:00000000 [ 1352.027251][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.027298][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.027320][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.027361][ T32] r5:00001000 r4:e0447000 [ 1352.027381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.027747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.028155][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1352.028371][ T32] INFO: task kworker/1:462:5668 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.028771][ T32] r4:8581ec00 ** 4 printk messages dropped ** [ 1352.029026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec56de08 ** 7 printk messages dropped ** [ 1352.029327][ T32] r9:83018205 r8:8581ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1352.029499][ T32] r5:857e0f8c r4:857e0c00 [ 1352.029518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.029676][ T32] r10:61c88647 r9:8581ec00 r8:854f7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.029971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.030515][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.030885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.031267][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.031625][ T32] r4:84aecb80 ** 2 printk messages dropped ** [ 1352.031710][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.031881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.032279][ T32] r10:8291a684 r9:ec575d84 r8:00000002 r7:60000013 r6:ec575d8c r5:8581c800 ** 8 printk messages dropped ** [ 1352.032574][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.032808][ T32] r5:00001000 r4:ebae3000 ** 2 printk messages dropped ** [ 1352.032978][ T32] r5:857e138c r4:857e1000 ** 1 printk messages dropped ** [ 1352.052816][ T32] r7:ddde2d80 r6:83018200 r5:857e138c r4:854f7c00 [ 1352.052851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.052932][ T32] r10:61c88647 r9:8581c800 r8:854f7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.053037][ T32] r4:854f7c00 [ 1352.053680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.053767][ T32] r10:00000000 r9:854f7c00 r8:80287e08 r7:ec565e60 r6:854e3280 r5:8581c800 [ 1352.053795][ T32] r4:00000001 [ 1352.053821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.053865][ T32] Exception stack(0xec575fb0 to 0xec575ff8) [ 1352.053900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.053932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.053958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.054016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.054046][ T32] r4:854e65c0 [ 1352.054463][ T32] INFO: task kworker/1:463:5670 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.054505][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.054600][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.054651][ T32] Call trace: [ 1352.054683][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.054735][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.054760][ T32] r4:00000000 [ 1352.054788][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.054835][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.054870][ T32] dd20: 9eb4d000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.054901][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.054943][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.054972][ T32] r5:800f0113 r4:80239bb0 [ 1352.054994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.055061][ T32] r4:82ac21e4 [ 1352.055086][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.055129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.055160][ T32] r4:e043ddc0 [ 1352.055209][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.055257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.055280][ T32] r4:00000000 [ 1352.055301][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.055347][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.055410][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.055491][ T32] r5:00001000 r4:e0447000 [ 1352.055518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.055559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.055601][ T32] r5:84b4f38c r4:84b4f000 [ 1352.055644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.055693][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 2 printk messages dropped ** [ 1352.055882][ T32] r4:84aecb80 ** 4 printk messages dropped ** [ 1352.056351][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1352.056648][ T32] INFO: task kworker/1:464:5671 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.057032][ T32] r4:8581e000 ** 4 printk messages dropped ** [ 1352.057418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec579e08 ** 8 printk messages dropped ** [ 1352.057856][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.058033][ T32] r5:857e238c r4:857e2000 [ 1352.058069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.058135][ T32] r7:ddde2d80 r6:83018200 r5:857e238c r4:854f7b80 [ 1352.058172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.058236][ T32] r10:61c88647 r9:8581e000 r8:854f7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.058267][ T32] r4:854f7b80 [ 1352.058308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.058359][ T32] r10:00000000 r9:854f7b80 r8:80287e08 r7:ec565e60 r6:854e3300 r5:8581e000 [ 1352.058382][ T32] r4:00000001 [ 1352.058404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.058449][ T32] Exception stack(0xec579fb0 to 0xec579ff8) [ 1352.058507][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.058575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.058607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.058636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.058678][ T32] r4:854e6580 [ 1352.058917][ T32] INFO: task kworker/1:464:5671 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.058955][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.059073][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.059202][ T32] Call trace: [ 1352.059291][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.059357][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.059383][ T32] r4:00000000 [ 1352.059407][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.059456][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.059486][ T32] dd20: 9eb4d000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.059529][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.059576][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.059630][ T32] r5:800f0113 r4:80239bb0 [ 1352.059660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.059720][ T32] r4:82ac21e4 [ 1352.059747][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.059791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.059814][ T32] r4:e043ddc0 [ 1352.059835][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.059876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.059903][ T32] r4:00000000 [ 1352.059924][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.059971][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.059993][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.060061][ T32] r5:00001000 r4:e0447000 [ 1352.060112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.060174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.060218][ T32] r5:84b4f38c r4:84b4f000 [ 1352.060273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.060327][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.060376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.060454][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.060482][ T32] r4:84aecb80 [ 1352.060503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1352.060854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1352.061750][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.062104][ T32] r5:857e1b8c r4:857e1800 ** 3 printk messages dropped ** [ 1352.062249][ T32] r10:61c88647 r9:85820c00 r8:854f7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1352.062385][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.062624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.097189][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 9 printk messages dropped ** [ 1352.097580][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1352.098248][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 4 printk messages dropped ** [ 1352.098680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.098710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.098740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.098763][ T32] r4:84b0e300 [ 1352.098788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.098831][ T32] INFO: task kworker/1:466:5675 blocked for more than 478 seconds. [ 1352.098867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.098893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.098916][ T32] task:kworker/1:466 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.098993][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.099095][ T32] Call trace: [ 1352.099162][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.099212][ T32] r10:8291a684 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:85820000 [ 1352.099260][ T32] r4:85820000 [ 1352.099284][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.099328][ T32] r5:85820000 r4:8291a680 [ 1352.099348][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.099388][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.099430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1352.099452][ T32] r4:00000000 [ 1352.099557][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.099597][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.099637][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.099680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9140 [ 1352.099801][ T32] r4:00000000 [ 1352.099837][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.099908][ T32] r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1352.099933][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.099975][ T32] r5:00001000 r4:df973000 [ 1352.099995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.100033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.100075][ T32] r5:857e1f8c r4:857e1c00 [ 1352.100095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.100138][ T32] r7:ddde2d80 r6:83018200 r5:857e1f8c r4:854f7d00 [ 1352.100184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.100234][ T32] r10:61c88647 r9:85820000 r8:854f7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.100257][ T32] r4:854f7d00 [ 1352.100296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.100371][ T32] r10:00000000 r9:854f7d00 r8:80287e08 r7:ec579e60 r6:854e3400 r5:85820000 [ 1352.100397][ T32] r4:00000001 [ 1352.100417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.100452][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1352.100529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.100561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.100615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.100653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.100676][ T32] r4:854e9280 [ 1352.101092][ T32] INFO: task kworker/1:466:5675 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.101132][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.101222][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.101390][ T32] Call trace: [ 1352.101451][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.101533][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.101592][ T32] r4:00000000 [ 1352.101639][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.101712][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.101746][ T32] dd20: 9f328000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.101789][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.101846][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.101872][ T32] r5:800f0113 r4:80239bb0 [ 1352.101894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.101935][ T32] r4:82ac21e4 [ 1352.101998][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.102043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.102066][ T32] r4:e043ddc0 [ 1352.102099][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.102154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.102179][ T32] r4:00000000 [ 1352.102225][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.102298][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.102323][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.102396][ T32] r5:00001000 r4:e0447000 [ 1352.102454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.102497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.102544][ T32] r5:84b4f38c r4:84b4f000 [ 1352.102588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.102672][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.102696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.102743][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.102783][ T32] r4:84aecb80 [ 1352.102838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.102897][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.102922][ T32] r4:00000001 [ 1352.102941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.110224][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.110316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.110350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.110377][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.110413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.110440][ T32] r4:84b0e300 [ 1352.110466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.110498][ T32] INFO: task kworker/1:467:5677 blocked for more than 478 seconds. [ 1352.110533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.110559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.110582][ T32] task:kworker/1:467 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.110641][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.110720][ T32] Call trace: [ 1352.110785][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.110842][ T32] r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000113 r6:ec58dd8c r5:85823000 [ 1352.110891][ T32] r4:85823000 [ 1352.110916][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.110960][ T32] r5:85823000 r4:8291a680 [ 1352.110981][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.111021][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.111088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 [ 1352.111112][ T32] r4:00000000 [ 1352.111131][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.111221][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.111266][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.111313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e96c0 [ 1352.111337][ T32] r4:00000000 [ 1352.111358][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.111408][ T32] r9:83018205 r8:85823000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1352.111432][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.111478][ T32] r5:00001000 r4:eb20f000 [ 1352.111696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.111757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.111803][ T32] r5:857e2f8c r4:857e2c00 [ 1352.111824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.111905][ T32] r7:ddde2d80 r6:83018200 r5:857e2f8c r4:854f7e00 [ 1352.111931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.111979][ T32] r10:61c88647 r9:85823000 r8:854f7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.112002][ T32] r4:854f7e00 [ 1352.112022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.112115][ T32] r10:00000000 r9:854f7e00 r8:80287e08 r7:ec579e60 r6:854e3480 r5:85823000 [ 1352.112141][ T32] r4:00000001 [ 1352.112168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.112206][ T32] Exception stack(0xec58dfb0 to 0xec58dff8) [ 1352.112255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.112288][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.112315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.112343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.112367][ T32] r4:854e9100 [ 1352.112853][ T32] INFO: task kworker/1:467:5677 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.112901][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.113035][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.128746][ T32] Call trace: [ 1352.128803][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.128883][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.128908][ T32] r4:00000000 [ 1352.128929][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.128971][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.129032][ T32] dd20: 9f577000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.129067][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.129094][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.129119][ T32] r5:800f0113 r4:80239bb0 [ 1352.129154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.129208][ T32] r4:82ac21e4 [ 1352.129251][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.129358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.129396][ T32] r4:e043ddc0 [ 1352.129421][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.129482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.129510][ T32] r4:00000000 [ 1352.129531][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.129578][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.129610][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.129655][ T32] r5:00001000 r4:e0447000 [ 1352.129675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.129720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.129763][ T32] r5:84b4f38c r4:84b4f000 [ 1352.129783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.129840][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.129915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.129965][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.129987][ T32] r4:84aecb80 [ 1352.130007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.130079][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.130105][ T32] r4:00000001 [ 1352.130125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.130294][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.130324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.130354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.130379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.130428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.130484][ T32] r4:84b0e300 [ 1352.130510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.130673][ T32] INFO: task kworker/1:468:5679 blocked for more than 478 seconds. [ 1352.130784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.130814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.130838][ T32] task:kworker/1:468 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.130892][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.130981][ T32] Call trace: [ 1352.131018][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.131093][ T32] r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:85822400 [ 1352.131118][ T32] r4:85822400 [ 1352.131140][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.131188][ T32] r5:85822400 r4:8291a680 [ 1352.131209][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.131299][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.131346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec595e08 [ 1352.131368][ T32] r4:00000000 [ 1352.131387][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.131423][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.131456][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.131506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9380 [ 1352.131532][ T32] r4:00000000 [ 1352.131552][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.131597][ T32] r9:83018205 r8:85822400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1352.131619][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.131683][ T32] r5:00001000 r4:eaa71000 [ 1352.131706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.131766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.131835][ T32] r5:857e278c r4:857e2400 [ 1352.131856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.131903][ T32] r7:ddde2d80 r6:83018200 r5:857e278c r4:854f7d80 [ 1352.132000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.132081][ T32] r10:61c88647 r9:85822400 r8:854f7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.132108][ T32] r4:854f7d80 [ 1352.132127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.132182][ T32] r10:00000000 r9:854f7d80 r8:80287e08 r7:ec58de60 r6:854e3500 r5:85822400 [ 1352.132211][ T32] r4:00000001 [ 1352.132280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.132321][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1352.132348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.132375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.132405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.132453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.132503][ T32] r4:854e9200 [ 1352.133062][ T32] INFO: task kworker/1:468:5679 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.145541][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.145648][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.145712][ T32] Call trace: [ 1352.145747][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.145809][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.145835][ T32] r4:00000000 [ 1352.145857][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.145923][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.145958][ T32] dd20: 9f7cd000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.145989][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.146015][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.146040][ T32] r5:800f0113 r4:80239bb0 [ 1352.146061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.146103][ T32] r4:82ac21e4 [ 1352.146123][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.146189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.146217][ T32] r4:e043ddc0 [ 1352.146240][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.146291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.146315][ T32] r4:00000000 [ 1352.146335][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.146412][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.146439][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.146482][ T32] r5:00001000 r4:e0447000 [ 1352.146503][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.146570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.146636][ T32] r5:84b4f38c r4:84b4f000 [ 1352.146661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.146709][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.146730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.146776][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.146798][ T32] r4:84aecb80 [ 1352.146818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.146864][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.146888][ T32] r4:00000001 [ 1352.146920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.146959][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.146985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.147013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.147070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.147102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.147160][ T32] r4:84b0e300 [ 1352.147201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.147235][ T32] INFO: task kworker/1:469:5681 blocked for more than 478 seconds. [ 1352.147287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1352.147633][ T32] r10:8291a684 r9:ec599d84 r8:00000002 r7:60000113 r6:ec599d8c r5:85823c00 ** 9 printk messages dropped ** [ 1352.147930][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.147978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e95c0 [ 1352.148001][ T32] r4:00000000 [ 1352.148019][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.148062][ T32] r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1352.148112][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.148183][ T32] r5:00001000 r4:ead4f000 [ 1352.148208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.148249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.148291][ T32] r5:857e2b8c r4:857e2800 [ 1352.148331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.148472][ T32] r10:61c88647 r9:85823c00 r8:854f7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1352.149276][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1352.150179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 14 printk messages dropped ** [ 1352.150981][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.151342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.151370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.151398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.151421][ T32] r4:84b0e300 [ 1352.151441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.151467][ T32] INFO: task kworker/1:470:5684 blocked for more than 478 seconds. [ 1352.151497][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.151521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.151541][ T32] task:kworker/1:470 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.151608][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.151726][ T32] Call trace: [ 1352.151761][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.151810][ T32] r10:8291a684 r9:ec5a1d84 r8:00000002 r7:60000113 r6:ec5a1d8c r5:85825400 [ 1352.151834][ T32] r4:85825400 [ 1352.151854][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.152020][ T32] r5:85825400 r4:8291a680 [ 1352.152044][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.152084][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.152285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a1e08 [ 1352.152312][ T32] r4:00000000 [ 1352.152332][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.152367][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1352.152681][ T32] r9:83018205 r8:85825400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1352.152951][ T32] r5:857e338c r4:857e3000 ** 6 printk messages dropped ** [ 1352.180019][ T32] r10:00000000 r9:854f7f00 r8:80287e08 r7:ec58de60 r6:854e3600 r5:85825400 ** 12 printk messages dropped ** [ 1352.181682][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1352.182546][ T32] r4:e043ddc0 ** 9 printk messages dropped ** [ 1352.190991][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1352.191450][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 13 printk messages dropped ** [ 1352.191967][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.192456][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.192863][ T32] r5:857e4b8c r4:857e4800 ** 4 printk messages dropped ** [ 1352.205780][ T32] r4:854f7f80 ** 11 printk messages dropped ** [ 1352.206625][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.207017][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.207057][ T32] r5:800f0113 r4:80239bb0 [ 1352.207106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.207151][ T32] r4:82ac21e4 [ 1352.207171][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.207212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.207237][ T32] r4:e043ddc0 [ 1352.207257][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.207303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.207333][ T32] r4:00000000 [ 1352.207380][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.207429][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.207452][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.207493][ T32] r5:00001000 r4:e0447000 [ 1352.207528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.207571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.207613][ T32] r5:84b4f38c r4:84b4f000 [ 1352.207633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.207708][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.207736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.207788][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.207810][ T32] r4:84aecb80 [ 1352.207831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.207877][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.207899][ T32] r4:00000001 [ 1352.207918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.207965][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.207996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.208025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.208051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.208084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1352.208130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1352.208626][ T32] r5:85824800 r4:8291a680 ** 3 printk messages dropped ** [ 1352.208799][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.209038][ T32] r9:83018205 r8:85824800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1352.209201][ T32] r5:857e378c r4:857e3400 [ 1352.209221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.209415][ T32] r4:854d3000 ** 5 printk messages dropped ** [ 1352.209733][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.210515][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.210871][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1352.211001][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1352.211376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.211851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.212204][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.212568][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.227227][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1352.227479][ T32] r7:ddde2d80 r6:83018200 r5:857e3b8c r4:854d3080 ** 4 printk messages dropped ** [ 1352.227844][ T32] r10:00000000 r9:854d3080 r8:80287e08 r7:ec5b1e60 r6:854e3780 r5:85826c00 ** 7 printk messages dropped ** [ 1352.228163][ T32] r4:854e97c0 ** 4 printk messages dropped ** [ 1352.228779][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1352.229198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1352.229630][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.229651][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.229694][ T32] r5:00001000 r4:e0447000 [ 1352.229715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.229753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.229795][ T32] r5:84b4f38c r4:84b4f000 [ 1352.229814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.229894][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.229919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.229966][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.229988][ T32] r4:84aecb80 [ 1352.230021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.230074][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.230099][ T32] r4:00000001 [ 1352.230148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.230187][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.230235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.230348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.230379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.230407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.230432][ T32] r4:84b0e300 [ 1352.230454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.230538][ T32] INFO: task kworker/1:474:5691 blocked for more than 478 seconds. [ 1352.230575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.230600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.230622][ T32] task:kworker/1:474 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.230667][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.230711][ T32] Call trace: [ 1352.230741][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.230788][ T32] r10:8291a684 r9:ec5d5d84 r8:00000002 r7:60000113 r6:ec5d5d8c r5:85821800 [ 1352.230810][ T32] r4:85821800 [ 1352.230831][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.230872][ T32] r5:85821800 r4:8291a680 [ 1352.230891][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.230956][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.231043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d5e08 [ 1352.231100][ T32] r4:00000000 [ 1352.231124][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.231168][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.231252][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.231324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9b80 [ 1352.231363][ T32] r4:00000000 [ 1352.231388][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.231434][ T32] r9:83018205 r8:85821800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1352.231456][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.231500][ T32] r5:00001000 r4:eb6f3000 [ 1352.231522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.231652][ T32] r5:857e3f8c r4:857e3c00 [ 1352.231674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.231793][ T32] r10:61c88647 r9:85821800 r8:854d312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.232273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.232997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.250717][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 7 printk messages dropped ** [ 1352.251260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1352.251863][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1352.252292][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 6 printk messages dropped ** [ 1352.252692][ T32] INFO: task kworker/1:475:5693 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.262833][ T32] r4:84978c00 ** 5 printk messages dropped ** [ 1352.263942][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.264315][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.264943][ T32] r5:857e438c r4:857e4000 [ 1352.264987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.265216][ T32] r10:61c88647 r9:84978c00 r8:854d322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.265925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.267329][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1352.267824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 7 printk messages dropped ** [ 1352.268348][ T32] r5:00001000 r4:e0447000 ** 6 printk messages dropped ** [ 1352.268810][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.269728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.270632][ T32] r10:8291a684 r9:ec5e5d84 r8:00000002 r7:60000013 r6:ec5e5d8c r5:84978000 ** 5 printk messages dropped ** [ 1352.271017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5e5e08 [ 1352.271122][ T32] r4:00000000 [ 1352.271262][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.271386][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.271485][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.271566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e9dc0 [ 1352.271611][ T32] r4:00000000 [ 1352.271655][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.271743][ T32] r9:83018205 r8:84978000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.271814][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.271907][ T32] r5:00001000 r4:eb813000 [ 1352.271949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.272025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.272104][ T32] r5:857e478c r4:857e4400 [ 1352.272158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.272252][ T32] r7:ddde2d80 r6:83018200 r5:857e478c r4:854d3280 [ 1352.272297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.272390][ T32] r10:61c88647 r9:84978000 r8:854d32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.272446][ T32] r4:854d3280 [ 1352.272488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.272581][ T32] r10:00000000 r9:854d3280 r8:80287e08 r7:ec5b1e60 r6:854e3900 r5:84978000 [ 1352.272627][ T32] r4:00000001 [ 1352.272668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.272764][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 1352.272825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.272888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.297558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.297765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.297850][ T32] r4:854e9c40 [ 1352.298574][ T32] INFO: task kworker/1:476:5695 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.298654][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.298822][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.298949][ T32] Call trace: [ 1352.299014][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.299176][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.299233][ T32] r4:00000000 [ 1352.299277][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.299358][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.299423][ T32] dd20: a08c5000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.299508][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.299567][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.299617][ T32] r5:800f0113 r4:80239bb0 [ 1352.299659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.299743][ T32] r4:82ac21e4 [ 1352.299785][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.299868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.299915][ T32] r4:e043ddc0 [ 1352.299953][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.300034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.300079][ T32] r4:00000000 [ 1352.300119][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.300213][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.300258][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.300341][ T32] r5:00001000 r4:e0447000 [ 1352.300384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.300471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.300554][ T32] r5:84b4f38c r4:84b4f000 [ 1352.300598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.300687][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.300730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.300818][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.300864][ T32] r4:84aecb80 [ 1352.300906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.300995][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.301061][ T32] r4:00000001 [ 1352.301107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.301182][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.301234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.301316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.301374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.301438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.301487][ T32] r4:84b0e300 [ 1352.301532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.301605][ T32] INFO: task kworker/1:477:5697 blocked for more than 478 seconds. [ 1352.301693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.301748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.301790][ T32] task:kworker/1:477 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.301899][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.301990][ T32] Call trace: [ 1352.302052][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.302144][ T32] r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:8497a400 [ 1352.302192][ T32] r4:8497a400 [ 1352.302234][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.302316][ T32] r5:8497a400 r4:8291a680 [ 1352.302357][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.302441][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.302532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c9e08 [ 1352.302580][ T32] r4:00000000 [ 1352.302618][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1352.302795][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.325235][ T32] r5:857e4f8c r4:857e4c00 ** 2 printk messages dropped ** [ 1352.325499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.326594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.327432][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.327667][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 6 printk messages dropped ** [ 1352.327907][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.328272][ T32] r5:84b4f38c r4:84b4f000 [ 1352.328294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.328342][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.328363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.328416][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.328441][ T32] r4:84aecb80 [ 1352.328460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.328518][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.328545][ T32] r4:00000001 [ 1352.328573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.328611][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.328638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.328666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.328693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.328741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.328766][ T32] r4:84b0e300 [ 1352.328835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.328894][ T32] INFO: task kworker/1:478:5700 blocked for more than 478 seconds. [ 1352.328942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.328983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.329010][ T32] task:kworker/1:478 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.329057][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.329207][ T32] Call trace: [ 1352.329241][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.329314][ T32] r10:8291a684 r9:ec5f1d84 r8:00000002 r7:60000113 r6:ec5f1d8c r5:8497c800 [ 1352.329344][ T32] r4:8497c800 [ 1352.329366][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.329414][ T32] r5:8497c800 r4:8291a680 [ 1352.329434][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.329473][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.329513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f1e08 [ 1352.329534][ T32] r4:00000000 [ 1352.329553][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.329617][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.329680][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.329757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c8200 [ 1352.329825][ T32] r4:00000000 [ 1352.329849][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.329893][ T32] r9:83018205 r8:8497c800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1352.329914][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.329979][ T32] r5:00001000 r4:eb899000 [ 1352.330021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.330064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.330106][ T32] r5:857e538c r4:857e5000 [ 1352.330136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.330195][ T32] r7:ddde2d80 r6:83018200 r5:857e538c r4:854d3300 [ 1352.330245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.330294][ T32] r10:61c88647 r9:8497c800 r8:854d332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.330319][ T32] r4:854d3300 [ 1352.330339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.330383][ T32] r10:00000000 r9:854d3300 r8:80287e08 r7:ec5c9e60 r6:854e3a00 r5:8497c800 [ 1352.330413][ T32] r4:00000001 [ 1352.330432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.330467][ T32] Exception stack(0xec5f1fb0 to 0xec5f1ff8) [ 1352.330494][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.330592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.331269][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1352.331570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 9 printk messages dropped ** [ 1352.332006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.332337][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1352.332627][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1352.332898][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.360399][ T32] r4:857abc00 ** 5 printk messages dropped ** [ 1352.360679][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.360871][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.361166][ T32] r5:857e5b8c r4:857e5800 ** 1 printk messages dropped ** [ 1352.361235][ T32] r7:ddde2d80 r6:83018200 r5:857e5b8c r4:854d3380 ** 4 printk messages dropped ** [ 1352.361507][ T32] r10:00000000 r9:854d3380 r8:80287e08 r7:ec5f1e60 r6:854d3400 r5:857abc00 ** 9 printk messages dropped ** [ 1352.362295][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.362738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1352.377658][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 7 printk messages dropped ** [ 1352.378087][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 2 printk messages dropped ** [ 1352.378270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.378325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.378366][ T32] r4:84b0e300 [ 1352.378415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.378468][ T32] INFO: task kworker/1:480:5704 blocked for more than 478 seconds. [ 1352.378521][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.378562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.378615][ T32] task:kworker/1:480 state:D stack:0 pid:5704 tgid:5704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.378713][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.378784][ T32] Call trace: [ 1352.378836][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.378922][ T32] r10:8291a684 r9:ec55dd84 r8:00000002 r7:60000113 r6:ec55dd8c r5:857ac800 [ 1352.378960][ T32] r4:857ac800 [ 1352.379013][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.379086][ T32] r5:857ac800 r4:8291a680 [ 1352.379122][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.379195][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.379264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec55de08 [ 1352.379302][ T32] r4:00000000 [ 1352.379334][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.379427][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.379504][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.379553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c8340 [ 1352.379576][ T32] r4:00000000 [ 1352.379597][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.379641][ T32] r9:83018205 r8:857ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1352.379678][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.379726][ T32] r5:00001000 r4:eb8c1000 [ 1352.379747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.379787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.379852][ T32] r5:857e578c r4:857e5400 [ 1352.379876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.379923][ T32] r7:ddde2d80 r6:83018200 r5:857e578c r4:854d3480 [ 1352.379945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.379991][ T32] r10:61c88647 r9:857ac800 r8:854d34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.380013][ T32] r4:854d3480 [ 1352.380099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.380148][ T32] r10:00000000 r9:854d3480 r8:80287e08 r7:ec5e1e60 r6:854d3500 r5:857ac800 [ 1352.380172][ T32] r4:00000001 [ 1352.380191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.380225][ T32] Exception stack(0xec55dfb0 to 0xec55dff8) [ 1352.380252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.380280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.380306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.380335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.380399][ T32] r4:854c8240 [ 1352.380891][ T32] INFO: task kworker/1:480:5704 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.380957][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.381052][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.381184][ T32] Call trace: [ 1352.381217][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.381267][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.381319][ T32] r4:00000000 [ 1352.381343][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.381451][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.381498][ T32] dd20: a12fe000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.381745][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.381776][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.381858][ T32] r5:800f0113 r4:80239bb0 [ 1352.381885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.381929][ T32] r4:82ac21e4 [ 1352.381951][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.381993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.382123][ T32] r4:e043ddc0 [ 1352.382146][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1352.382727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.403977][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 12 printk messages dropped ** [ 1352.404922][ T32] task:kworker/1:481 state:D stack:0 pid:5706 tgid:5706 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.406303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 ** 9 printk messages dropped ** [ 1352.409216][ T32] r5:00001000 r4:ebb87000 ** 2 printk messages dropped ** [ 1352.409429][ T32] r5:857e6b8c r4:857e6800 ** 3 printk messages dropped ** [ 1352.409884][ T32] r10:61c88647 r9:857ad400 r8:854d35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.412242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.434945][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.436687][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 9 printk messages dropped ** [ 1352.437153][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1352.437948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.438385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.439029][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.439541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec621e08 ** 2 printk messages dropped ** [ 1352.439647][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.439681][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.439720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c86c0 [ 1352.439742][ T32] r4:00000000 [ 1352.439762][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.439805][ T32] r9:83018205 r8:857ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1352.439833][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.439879][ T32] r5:00001000 r4:ebb47000 [ 1352.439898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.439941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.439982][ T32] r5:857e5f8c r4:857e5c00 [ 1352.440001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.440060][ T32] r7:ddde2d80 r6:83018200 r5:857e5f8c r4:854d3680 [ 1352.440084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.440129][ T32] r10:61c88647 r9:857ae000 r8:854d36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.440152][ T32] r4:854d3680 [ 1352.440193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.440240][ T32] r10:00000000 r9:854d3680 r8:80287e08 r7:ec5f5e60 r6:854d3700 r5:857ae000 [ 1352.440263][ T32] r4:00000001 [ 1352.440281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.440324][ T32] Exception stack(0xec621fb0 to 0xec621ff8) [ 1352.440350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.440379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.440414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.440442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.440481][ T32] r4:854c8640 [ 1352.440804][ T32] INFO: task kworker/1:482:5709 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.440875][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.440958][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.441004][ T32] Call trace: [ 1352.441034][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.441084][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.441107][ T32] r4:00000000 [ 1352.441126][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.441170][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.441200][ T32] dd20: a194f000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.441242][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.441276][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.441346][ T32] r5:800f0113 r4:80239bb0 [ 1352.441371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.441418][ T32] r4:82ac21e4 [ 1352.441438][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.441483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.441519][ T32] r4:e043ddc0 [ 1352.441566][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.441611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.441655][ T32] r4:00000000 [ 1352.441680][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.441725][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.441747][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.441834][ T32] r5:00001000 r4:e0447000 [ 1352.441857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.441921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.441967][ T32] r5:84b4f38c r4:84b4f000 [ 1352.441987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.442033][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 4 printk messages dropped ** [ 1352.442233][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1352.442465][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1352.442698][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.479439][ T32] r5:857aec00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.479663][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.479821][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.480215][ T32] r5:857e638c r4:857e6000 ** 1 printk messages dropped ** [ 1352.480292][ T32] r7:ddde2d80 r6:83018200 r5:857e638c r4:854d3780 ** 8 printk messages dropped ** [ 1352.480595][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.481591][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.482033][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.482204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1352.482723][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.490054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.490697][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:857aa400 ** 8 printk messages dropped ** [ 1352.491041][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.491362][ T32] r5:00001000 r4:ebb6d000 ** 2 printk messages dropped ** [ 1352.491515][ T32] r5:857e678c r4:857e6400 [ 1352.491539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.491589][ T32] r7:ddde2d80 r6:83018200 r5:857e678c r4:854d3880 [ 1352.491611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.491656][ T32] r10:61c88647 r9:857aa400 r8:854d38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.491704][ T32] r4:854d3880 [ 1352.491727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.491774][ T32] r10:00000000 r9:854d3880 r8:80287e08 r7:ec5f5e60 r6:854d3900 r5:857aa400 [ 1352.491797][ T32] r4:00000001 [ 1352.491815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.491876][ T32] Exception stack(0xec625fb0 to 0xec625ff8) [ 1352.491930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.491962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.492014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.492045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.492068][ T32] r4:854c8a00 [ 1352.492474][ T32] INFO: task kworker/1:484:5712 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.492511][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.492631][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.492706][ T32] Call trace: [ 1352.492793][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.492844][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.492868][ T32] r4:00000000 [ 1352.492888][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.492928][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.492996][ T32] dd20: a21a8000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.506346][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.506451][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.506485][ T32] r5:800f0113 r4:80239bb0 [ 1352.506510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.506573][ T32] r4:82ac21e4 [ 1352.506594][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.506733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.506789][ T32] r4:e043ddc0 [ 1352.506841][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.507187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.507217][ T32] r4:00000000 [ 1352.507238][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.507287][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.507308][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.507352][ T32] r5:00001000 r4:e0447000 [ 1352.507389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.507482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.507530][ T32] r5:84b4f38c r4:84b4f000 [ 1352.507552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.507599][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.507619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.507664][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.507686][ T32] r4:84aecb80 [ 1352.507705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.507750][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.507786][ T32] r4:00000001 [ 1352.507810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.507875][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.507932][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.508172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1352.508655][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.508892][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.509205][ T32] r5:857e778c r4:857e7400 [ 1352.509250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.509600][ T32] r10:00000000 r9:854d3980 r8:80287e08 r7:ec5f5e60 r6:854d3a00 r5:857ab000 ** 9 printk messages dropped ** [ 1352.510382][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.511026][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.511193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 10 printk messages dropped ** [ 1352.511669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.511976][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 5 printk messages dropped ** [ 1352.512267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1352.512665][ T32] r4:857a9800 ** 4 printk messages dropped ** [ 1352.512890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 ** 5 printk messages dropped ** [ 1352.525438][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.525719][ T32] r5:857e6f8c r4:857e6c00 [ 1352.525740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.525793][ T32] r7:ddde2d80 r6:83018200 r5:857e6f8c r4:854d3a80 [ 1352.525828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.525891][ T32] r10:61c88647 r9:857a9800 r8:854d3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.525918][ T32] r4:854d3a80 [ 1352.525938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.525984][ T32] r10:00000000 r9:854d3a80 r8:80287e08 r7:ec629e60 r6:854d3b00 r5:857a9800 [ 1352.526006][ T32] r4:00000001 [ 1352.526025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.526061][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1352.526131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.526164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.526191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.526223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.526246][ T32] r4:854c8d00 [ 1352.526649][ T32] INFO: task kworker/1:486:5716 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.526715][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.526847][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.526895][ T32] Call trace: [ 1352.526967][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.527024][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.527066][ T32] r4:00000000 [ 1352.527090][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.527130][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.527158][ T32] dd20: a2639000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.527186][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.527213][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.527236][ T32] r5:800f0113 r4:80239bb0 [ 1352.527281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.527357][ T32] r4:82ac21e4 [ 1352.527456][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.527542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.527573][ T32] r4:e043ddc0 [ 1352.527606][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.527652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.527674][ T32] r4:00000000 [ 1352.527693][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.527763][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.527789][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.527831][ T32] r5:00001000 r4:e0447000 [ 1352.527851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.527900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.527992][ T32] r5:84b4f38c r4:84b4f000 [ 1352.528077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.528128][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.528154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.528201][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.528224][ T32] r4:84aecb80 [ 1352.528293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.528416][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.528444][ T32] r4:00000001 [ 1352.528464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.528502][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.528528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.528581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.528695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.528731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.528755][ T32] r4:84b0e300 [ 1352.528776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1352.529015][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.529541][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.529896][ T32] r9:83018205 r8:857a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1352.530093][ T32] r5:857e738c r4:857e7000 ** 3 printk messages dropped ** [ 1352.530234][ T32] r10:61c88647 r9:857a8c00 r8:854d3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1352.530581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.531272][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1352.531507][ T32] r4:82ac21e4 [ 1352.531552][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.531597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.531669][ T32] r4:e043ddc0 [ 1352.531693][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.531740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.531790][ T32] r4:00000000 [ 1352.531847][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.531903][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.531926][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.531969][ T32] r5:00001000 r4:e0447000 [ 1352.531988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.532029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.532069][ T32] r5:84b4f38c r4:84b4f000 [ 1352.532089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.532133][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.532156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.532202][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.532224][ T32] r4:84aecb80 [ 1352.532243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.532288][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.532310][ T32] r4:00000001 [ 1352.532379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.532453][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.532483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.532513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.532540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.532569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.532592][ T32] r4:84b0e300 [ 1352.532638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.532667][ T32] INFO: task kworker/1:488:5720 blocked for more than 479 seconds. [ 1352.532700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.532738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.532761][ T32] task:kworker/1:488 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.532833][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.532922][ T32] Call trace: [ 1352.533047][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.555294][ T32] r10:8291a684 r9:ec631d84 r8:00000002 r7:60000113 r6:ec631d8c r5:857a6c00 [ 1352.555405][ T32] r4:857a6c00 [ 1352.555445][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.555511][ T32] r5:857a6c00 r4:8291a680 [ 1352.555550][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.555623][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.555693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 [ 1352.555719][ T32] r4:00000000 [ 1352.555832][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.555871][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.555936][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.555983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3040 [ 1352.556030][ T32] r4:00000000 [ 1352.556054][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.556102][ T32] r9:83018205 r8:857a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1352.556125][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.556183][ T32] r5:00001000 r4:ebbd1000 [ 1352.556207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.556248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.556315][ T32] r5:857e7b8c r4:857e7800 [ 1352.556339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.556404][ T32] r7:ddde2d80 r6:83018200 r5:857e7b8c r4:854d3c80 [ 1352.556430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.556478][ T32] r10:61c88647 r9:857a6c00 r8:854d3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.556616][ T32] r4:854d3c80 [ 1352.556641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.556727][ T32] r10:00000000 r9:854d3c80 r8:80287e08 r7:ec629e60 r6:854d3d00 r5:857a6c00 ** 6 printk messages dropped ** [ 1352.557131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1352.558208][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 3 printk messages dropped ** [ 1352.558373][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.558809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1352.559341][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.559698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.559973][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.560102][ T32] Call trace: [ 1352.560185][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.560260][ T32] r10:8291a684 r9:ec63dd84 r8:00000002 r7:60000113 r6:ec63dd8c r5:857b0000 [ 1352.560286][ T32] r4:857b0000 [ 1352.560308][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.560352][ T32] r5:857b0000 r4:8291a680 [ 1352.560400][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.560451][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.560636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 [ 1352.560688][ T32] r4:00000000 [ 1352.560739][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.560781][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.560816][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.560855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3340 [ 1352.560878][ T32] r4:00000000 [ 1352.560897][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.560940][ T32] r9:83018205 r8:857b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1352.561040][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.561086][ T32] r5:00001000 r4:ebc03000 [ 1352.561105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.561148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.561190][ T32] r5:857e7f8c r4:857e7c00 [ 1352.561209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.561255][ T32] r7:ddde2d80 r6:83018200 r5:857e7f8c r4:854d3d80 [ 1352.561275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.561341][ T32] r10:61c88647 r9:857b0000 r8:854d3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.561407][ T32] r4:854d3d80 [ 1352.561431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.561476][ T32] r10:00000000 r9:854d3d80 r8:80287e08 r7:ec631e60 r6:854d3e00 r5:857b0000 [ 1352.561498][ T32] r4:00000001 [ 1352.561516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.561549][ T32] Exception stack(0xec63dfb0 to 0xec63dff8) [ 1352.561575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.561627][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.561689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.561722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.561747][ T32] r4:854b3100 [ 1352.561953][ T32] INFO: task kworker/1:489:5722 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.562017][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.562654][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.562910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1352.586378][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.586866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.587533][ T32] r4:857b0c00 ** 4 printk messages dropped ** [ 1352.587957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 ** 7 printk messages dropped ** [ 1352.588421][ T32] r9:83018205 r8:857b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1352.588670][ T32] r5:857ec38c r4:857ec000 ** 3 printk messages dropped ** [ 1352.588840][ T32] r10:61c88647 r9:857b0c00 r8:854d3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.589018][ T32] Exception stack(0xec639fb0 to 0xec639ff8) ** 7 printk messages dropped ** [ 1352.589750][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.590019][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1352.590312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 6 printk messages dropped ** [ 1352.590542][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.590854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.591254][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1352.591527][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.591895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 [ 1352.591921][ T32] r4:00000000 [ 1352.591940][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.591973][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.592076][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.592120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544f180 [ 1352.592144][ T32] r4:00000000 [ 1352.592187][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.592256][ T32] r9:83018205 r8:8497d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1352.592280][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.592322][ T32] r5:00001000 r4:ec699000 [ 1352.592341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.592401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.592448][ T32] r5:857eef8c r4:857eec00 [ 1352.592468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.592512][ T32] r7:ddde2d80 r6:83018200 r5:857eef8c r4:854d3f80 [ 1352.592533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.592579][ T32] r10:61c88647 r9:8497d400 r8:854d3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.592601][ T32] r4:854d3f80 [ 1352.592644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.592691][ T32] r10:00000000 r9:854d3f80 r8:80287e08 r7:ec639e60 r6:854e3a80 r5:8497d400 [ 1352.592713][ T32] r4:00000001 [ 1352.592731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.592764][ T32] Exception stack(0xec649fb0 to 0xec649ff8) [ 1352.592790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.592855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.592885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.592913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.592935][ T32] r4:854b3400 [ 1352.613077][ T32] INFO: task kworker/1:491:5726 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.613677][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.613762][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.613847][ T32] Call trace: [ 1352.613885][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.613944][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.613968][ T32] r4:00000000 [ 1352.614020][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.614066][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.614096][ T32] dd20: a3254000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.614169][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.614199][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.614224][ T32] r5:800f0113 r4:80239bb0 [ 1352.614245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.614287][ T32] r4:82ac21e4 [ 1352.614306][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.614352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.614376][ T32] r4:e043ddc0 [ 1352.614395][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.614620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.614646][ T32] r4:00000000 [ 1352.614666][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.614711][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.614739][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.614817][ T32] r5:00001000 r4:e0447000 [ 1352.614842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.614883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.614926][ T32] r5:84b4f38c r4:84b4f000 [ 1352.614946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.615115][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.615215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.615270][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.615292][ T32] r4:84aecb80 [ 1352.615313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.615359][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.615602][ T32] r4:00000001 [ 1352.615629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.615670][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.615796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.615828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.615854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.615882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.615942][ T32] r4:84b0e300 [ 1352.615995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.616130][ T32] INFO: task kworker/1:492:5728 blocked for more than 479 seconds. [ 1352.616206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.616258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.616301][ T32] task:kworker/1:492 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.616479][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.616527][ T32] Call trace: [ 1352.616742][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.616792][ T32] r10:8291a684 r9:ec651d84 r8:00000002 r7:60000113 r6:ec651d8c r5:8497ec00 [ 1352.616815][ T32] r4:8497ec00 [ 1352.616968][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.617071][ T32] r5:8497ec00 r4:8291a680 [ 1352.617423][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.617516][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.617563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec651e08 [ 1352.617763][ T32] r4:00000000 [ 1352.618047][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.618131][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.618170][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.618211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3580 [ 1352.618234][ T32] r4:00000000 [ 1352.618629][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.618903][ T32] r9:83018205 r8:8497ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1352.619107][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.619203][ T32] r5:00001000 r4:ebc1b000 [ 1352.619227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.619306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.619617][ T32] r5:857ec78c r4:857ec400 [ 1352.619641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.619689][ T32] r7:ddde2d80 r6:83018200 r5:857ec78c r4:85554000 [ 1352.619710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.619757][ T32] r10:61c88647 r9:8497ec00 r8:8555402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.619780][ T32] r4:85554000 [ 1352.619799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.619843][ T32] r10:00000000 r9:85554000 r8:80287e08 r7:ec649e60 r6:854e3b00 r5:8497ec00 [ 1352.619910][ T32] r4:00000001 [ 1352.619932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.619967][ T32] Exception stack(0xec651fb0 to 0xec651ff8) [ 1352.619994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.620047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.620076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.620104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.620127][ T32] r4:854b35c0 [ 1352.620511][ T32] INFO: task kworker/1:492:5728 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.620551][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.620630][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.620674][ T32] Call trace: [ 1352.620704][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.620752][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.620774][ T32] r4:00000000 [ 1352.620795][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.620834][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.620877][ T32] dd20: a3254000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.620909][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.620933][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.620955][ T32] r5:800f0113 r4:80239bb0 [ 1352.620991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.621035][ T32] r4:82ac21e4 [ 1352.621055][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.621132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.621159][ T32] r4:e043ddc0 [ 1352.621178][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.621220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.621248][ T32] r4:00000000 [ 1352.621407][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.621459][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.621480][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.621521][ T32] r5:00001000 r4:e0447000 [ 1352.621541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.621578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.621618][ T32] r5:84b4f38c r4:84b4f000 [ 1352.621637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.621699][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.621724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.621772][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.621794][ T32] r4:84aecb80 [ 1352.621937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.621986][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.622009][ T32] r4:00000001 [ 1352.622028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.622062][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.622087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.622114][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.622140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.622182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.622208][ T32] r4:84b0e300 [ 1352.622228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.622254][ T32] INFO: task kworker/1:493:5730 blocked for more than 479 seconds. [ 1352.622283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.622306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.622327][ T32] task:kworker/1:493 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.622412][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.622489][ T32] Call trace: [ 1352.622543][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.622593][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:8497e000 [ 1352.622672][ T32] r4:8497e000 [ 1352.622825][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.622872][ T32] r5:8497e000 r4:8291a680 [ 1352.622892][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.623022][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.659281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 1352.659330][ T32] r4:00000000 [ 1352.659355][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.659446][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.659493][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.659686][ T32] r9:83018205 r8:8497e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1352.659854][ T32] r5:857ecb8c r4:857ec800 [ 1352.659874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.659920][ T32] r7:ddde2d80 r6:83018200 r5:857ecb8c r4:85554080 [ 1352.659940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.659985][ T32] r10:61c88647 r9:8497e000 r8:855540ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.660007][ T32] r4:85554080 [ 1352.660026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.660072][ T32] r10:00000000 r9:85554080 r8:80287e08 r7:ec649e60 r6:854e3b80 r5:8497e000 [ 1352.660112][ T32] r4:00000001 [ 1352.660185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.660355][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1352.660389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.660477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.660507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.660566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.660617][ T32] r4:854b3940 [ 1352.661014][ T32] INFO: task kworker/1:493:5730 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.661054][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.661125][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.661225][ T32] Call trace: [ 1352.661303][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.661361][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.661400][ T32] r4:00000000 [ 1352.661425][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.661466][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.661496][ T32] dd20: a3c4c000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.661525][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.661550][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.661573][ T32] r5:800f0113 r4:80239bb0 [ 1352.661593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.661634][ T32] r4:82ac21e4 [ 1352.661704][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.661800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.661826][ T32] r4:e043ddc0 [ 1352.661870][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.661915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.661939][ T32] r4:00000000 [ 1352.661960][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.662005][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.662026][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.662103][ T32] r5:00001000 r4:e0447000 [ 1352.662126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.662191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.662247][ T32] r5:84b4f38c r4:84b4f000 [ 1352.662270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.662316][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.662338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.662383][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.662410][ T32] r4:84aecb80 [ 1352.662430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.662474][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.662496][ T32] r4:00000001 [ 1352.662515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.662599][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.662630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.662658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.662695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.662729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.662781][ T32] r4:84b0e300 [ 1352.662804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.662856][ T32] INFO: task kworker/1:494:5731 blocked for more than 479 seconds. [ 1352.662892][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.662918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.662943][ T32] task:kworker/1:494 state:D stack:0 pid:5731 tgid:5731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.671979][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.672078][ T32] Call trace: [ 1352.672247][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.672309][ T32] r10:8291a684 r9:ec65dd84 r8:00000002 r7:60000013 r6:ec65dd8c r5:8497b000 [ 1352.672335][ T32] r4:8497b000 [ 1352.672355][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.672406][ T32] r5:8497b000 r4:8291a680 [ 1352.672500][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.672680][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.672726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1352.672748][ T32] r4:00000000 [ 1352.672767][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.672800][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.672887][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.683504][ T32] r9:83018205 r8:8497b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1352.683726][ T32] r5:857ecf8c r4:857ecc00 [ 1352.683747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.683796][ T32] r7:ddde2d80 r6:83018200 r5:857ecf8c r4:85554100 ** 1 printk messages dropped ** [ 1352.684762][ T32] r10:61c88647 r9:8497b000 r8:8555412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.684860][ T32] r10:00000000 r9:85554100 r8:80287e08 r7:ec649e60 r6:854e3c00 r5:8497b000 ** 5 printk messages dropped ** [ 1352.685030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.685058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.685334][ T32] r4:854b3940 [ 1352.685764][ T32] INFO: task kworker/1:494:5731 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.685864][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.686154][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.686277][ T32] Call trace: [ 1352.686312][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.686365][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.686734][ T32] r4:00000000 [ 1352.686759][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.686819][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.686852][ T32] dd20: a3f73000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.686882][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.686907][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.686930][ T32] r5:800f0113 r4:80239bb0 [ 1352.686950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.686991][ T32] r4:82ac21e4 [ 1352.687012][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.687129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.687168][ T32] r4:e043ddc0 [ 1352.687189][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.687231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.687253][ T32] r4:00000000 [ 1352.687274][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.687323][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.687373][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.687461][ T32] r5:00001000 r4:e0447000 [ 1352.687509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.687652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.687700][ T32] r5:84b4f38c r4:84b4f000 [ 1352.687757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.687832][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.687887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.687962][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.687985][ T32] r4:84aecb80 [ 1352.688006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.688167][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.688219][ T32] r4:00000001 [ 1352.688276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.688315][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.688343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.688371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.688402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.688432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.688504][ T32] r4:84b0e300 [ 1352.688528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.688593][ T32] INFO: task kworker/1:495:5733 blocked for more than 479 seconds. [ 1352.688680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.688733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.688758][ T32] task:kworker/1:495 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.688803][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.688876][ T32] Call trace: [ 1352.688949][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.688999][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000113 r6:ec665d8c r5:8497bc00 [ 1352.689022][ T32] r4:8497bc00 [ 1352.689041][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.689081][ T32] r5:8497bc00 r4:8291a680 [ 1352.689100][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.689138][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.689181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1352.689227][ T32] r4:00000000 [ 1352.689262][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.689359][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.689428][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.689472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3900 [ 1352.689494][ T32] r4:00000000 [ 1352.689514][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.689616][ T32] r9:83018205 r8:8497bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1352.689642][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.689782][ T32] r5:00001000 r4:ebc3d000 [ 1352.689806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.689845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.689890][ T32] r5:857ed38c r4:857ed000 [ 1352.689911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.689956][ T32] r7:ddde2d80 r6:83018200 r5:857ed38c r4:85554180 [ 1352.690061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.690125][ T32] r10:61c88647 r9:8497bc00 r8:855541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.690151][ T32] r4:85554180 [ 1352.690170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.690292][ T32] r10:00000000 r9:85554180 r8:80287e08 r7:ec649e60 r6:854e3c80 r5:8497bc00 [ 1352.690318][ T32] r4:00000001 [ 1352.690338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.690432][ T32] Exception stack(0xec665fb0 to 0xec665ff8) [ 1352.690463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.690491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.690529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.690559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.690595][ T32] r4:854b3780 [ 1352.690768][ T32] INFO: task kworker/1:495:5733 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.690826][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.690884][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.690926][ T32] Call trace: [ 1352.690954][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.691024][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.691050][ T32] r4:00000000 [ 1352.691107][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.691151][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.691191][ T32] dd20: a3f73000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.691222][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.691248][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.691271][ T32] r5:800f0113 r4:80239bb0 [ 1352.691291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.691342][ T32] r4:82ac21e4 [ 1352.691379][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.691429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.691501][ T32] r4:e043ddc0 [ 1352.691524][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.691570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.691594][ T32] r4:00000000 [ 1352.691615][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.691660][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.691681][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.691722][ T32] r5:00001000 r4:e0447000 [ 1352.691752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.691794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.691834][ T32] r5:84b4f38c r4:84b4f000 [ 1352.691855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.691901][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.691983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.692058][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.692084][ T32] r4:84aecb80 [ 1352.692104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.692154][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.692177][ T32] r4:00000001 [ 1352.692196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.692234][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.692261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.692289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.692315][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.692344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.692377][ T32] r4:84b0e300 [ 1352.692405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.692430][ T32] INFO: task kworker/1:496:5735 blocked for more than 479 seconds. [ 1352.692457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.692480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.692502][ T32] task:kworker/1:496 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.692561][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.692633][ T32] Call trace: [ 1352.692664][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.692710][ T32] r10:8291a684 r9:ec66dd84 r8:00000002 r7:60000013 r6:ec66dd8c r5:8581bc00 [ 1352.692734][ T32] r4:8581bc00 [ 1352.692753][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.692800][ T32] r5:8581bc00 r4:8291a680 [ 1352.692846][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.692900][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.692945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1352.693038][ T32] r4:00000000 [ 1352.722295][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.722382][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.722553][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.722815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3a80 [ 1352.722881][ T32] r4:00000000 [ 1352.723056][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.727058][ T32] r9:83018205 r8:8581bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1352.727142][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.727217][ T32] r5:00001000 r4:ebc77000 [ 1352.727268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.727363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.727427][ T32] r5:857ed78c r4:857ed400 [ 1352.727479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.727581][ T32] r7:ddde2d80 r6:83018200 r5:857ed78c r4:85554200 [ 1352.727638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.727735][ T32] r10:61c88647 r9:8581bc00 r8:8555422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.727863][ T32] r4:85554200 [ 1352.727966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.728071][ T32] r10:00000000 r9:85554200 r8:80287e08 r7:ec649e60 r6:854e3d00 r5:8581bc00 [ 1352.728174][ T32] r4:00000001 [ 1352.728230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.728312][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1352.728383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.728575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.728682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.728753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.728866][ T32] r4:854b3880 [ 1352.729668][ T32] INFO: task kworker/1:496:5735 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.729762][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.730223][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.730397][ T32] Call trace: [ 1352.730482][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.730686][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.730876][ T32] r4:00000000 [ 1352.730942][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.731037][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.731306][ T32] dd20: a43aa000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.731392][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.731454][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.731514][ T32] r5:800f0113 r4:80239bb0 [ 1352.731577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.731685][ T32] r4:82ac21e4 [ 1352.731736][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.731831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.731950][ T32] r4:e043ddc0 [ 1352.732060][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.732260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.732338][ T32] r4:00000000 [ 1352.732404][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.732508][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.732556][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.732685][ T32] r5:00001000 r4:e0447000 [ 1352.732738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.732827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.732922][ T32] r5:84b4f38c r4:84b4f000 [ 1352.732970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.753809][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.753932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.754079][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.754135][ T32] r4:84aecb80 [ 1352.754193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.754335][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.754412][ T32] r4:00000001 [ 1352.754471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.754559][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.754625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.754688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.754749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.754810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.754859][ T32] r4:84b0e300 [ 1352.754910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.754971][ T32] INFO: task kworker/1:497:5737 blocked for more than 479 seconds. [ 1352.755061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.755150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.755211][ T32] task:kworker/1:497 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.755339][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.755476][ T32] Call trace: [ 1352.755557][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.755672][ T32] r10:8291a684 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:84973000 [ 1352.755731][ T32] r4:84973000 [ 1352.755784][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.755879][ T32] r5:84973000 r4:8291a680 [ 1352.755942][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.756036][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.756126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1352.756183][ T32] r4:00000000 [ 1352.756250][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1352.756574][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.757148][ T32] r5:857edb8c r4:857ed800 [ 1352.757200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.757330][ T32] r7:ddde2d80 r6:83018200 r5:857edb8c r4:85554280 ** 1 printk messages dropped ** [ 1352.757489][ T32] r10:61c88647 r9:84973000 r8:855542ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.758055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.759269][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.759757][ T32] dd20: a4750000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1352.760612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 7 printk messages dropped ** [ 1352.761216][ T32] r5:84b4f38c r4:84b4f000 [ 1352.761281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.761430][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.761480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.761579][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.761632][ T32] r4:84aecb80 [ 1352.761678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.761777][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.761830][ T32] r4:00000001 [ 1352.761873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.761954][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.762016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.762105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.762186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.762256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.762314][ T32] r4:84b0e300 [ 1352.762368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.762442][ T32] INFO: task kworker/1:498:5740 blocked for more than 479 seconds. [ 1352.762537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.762603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.762655][ T32] task:kworker/1:498 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.762759][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.762860][ T32] Call trace: [ 1352.762937][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.789364][ T32] r10:8291a684 r9:ec685d84 r8:00000002 r7:60000013 r6:ec685d8c r5:85828c00 [ 1352.789424][ T32] r4:85828c00 [ 1352.789488][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.789560][ T32] r5:85828c00 r4:8291a680 [ 1352.789607][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1352.789836][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.789941][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.790059][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.790207][ T32] r5:857edf8c r4:857edc00 [ 1352.790226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.790273][ T32] r7:ddde2d80 r6:83018200 r5:857edf8c r4:85554300 ** 1 printk messages dropped ** [ 1352.790370][ T32] r10:61c88647 r9:85828c00 r8:8555432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.790675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.791773][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.792039][ T32] r5:800f0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.792288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 9 printk messages dropped ** [ 1352.792926][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 8 printk messages dropped ** [ 1352.814052][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.814507][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.814670][ T32] r4:85829800 ** 1 printk messages dropped ** [ 1352.814734][ T32] r5:85829800 r4:8291a680 ** 2 printk messages dropped ** [ 1352.814836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 ** 2 printk messages dropped ** [ 1352.814914][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.814953][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.814996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3e80 [ 1352.815018][ T32] r4:00000000 [ 1352.815038][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.815086][ T32] r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1352.815108][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.815177][ T32] r5:00001000 r4:ec5a5000 [ 1352.815204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.815247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.815292][ T32] r5:857ee38c r4:857ee000 [ 1352.815312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.815426][ T32] r7:ddde2d80 r6:83018200 r5:857ee38c r4:85554380 [ 1352.815459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.815510][ T32] r10:61c88647 r9:85829800 r8:855543ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.815533][ T32] r4:85554380 [ 1352.815551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.815596][ T32] r10:00000000 r9:85554380 r8:80287e08 r7:ec649e60 r6:854e3e80 r5:85829800 [ 1352.815619][ T32] r4:00000001 [ 1352.815639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.815741][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 1352.815854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.815894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.815922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.815965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.816043][ T32] r4:854b3d00 [ 1352.816489][ T32] INFO: task kworker/1:499:5741 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.816531][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.816591][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.816635][ T32] Call trace: [ 1352.816691][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.816769][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.816798][ T32] r4:00000000 [ 1352.816818][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.816858][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.816886][ T32] dd20: a51d9000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.816916][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.816941][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.816964][ T32] r5:800f0113 r4:80239bb0 [ 1352.816985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.817053][ T32] r4:82ac21e4 [ 1352.817084][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.817125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.817147][ T32] r4:e043ddc0 [ 1352.817166][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.817234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.817260][ T32] r4:00000000 [ 1352.817280][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.817367][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.817395][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.817451][ T32] r5:00001000 r4:e0447000 [ 1352.817511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.817579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.817724][ T32] r5:84b4f38c r4:84b4f000 [ 1352.817797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.817923][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.817961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.818036][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.818061][ T32] r4:84aecb80 [ 1352.818107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.818157][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.818196][ T32] r4:00000001 [ 1352.818220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.818266][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.818297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.818356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.818392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.818422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.818443][ T32] r4:84b0e300 [ 1352.818463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.818515][ T32] INFO: task kworker/1:500:5743 blocked for more than 479 seconds. [ 1352.818549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.818574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.818594][ T32] task:kworker/1:500 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.818699][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.818771][ T32] Call trace: [ 1352.818855][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.818903][ T32] r10:8291a684 r9:ec691d84 r8:00000002 r7:60000013 r6:ec691d8c r5:8582b000 [ 1352.818941][ T32] r4:8582b000 [ 1352.818964][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.819007][ T32] r5:8582b000 r4:8291a680 [ 1352.819026][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.819063][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.819129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec691e08 [ 1352.819155][ T32] r4:00000000 [ 1352.819174][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.819234][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.819273][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.819314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e0880 [ 1352.819356][ T32] r4:00000000 [ 1352.819395][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.819466][ T32] r9:83018205 r8:8582b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1352.819517][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.819642][ T32] r5:00001000 r4:ec5ff000 [ 1352.819668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.819786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.819865][ T32] r5:857ee78c r4:857ee400 [ 1352.819888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.819981][ T32] r7:ddde2d80 r6:83018200 r5:857ee78c r4:85554400 [ 1352.820029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.820105][ T32] r10:61c88647 r9:8582b000 r8:8555442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.820132][ T32] r4:85554400 [ 1352.820168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.820215][ T32] r10:00000000 r9:85554400 r8:80287e08 r7:ec649e60 r6:854e3f00 r5:8582b000 [ 1352.820237][ T32] r4:00000001 [ 1352.820256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.820317][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1352.820348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.820376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.820434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.820466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.820490][ T32] r4:854b3ec0 [ 1352.820711][ T32] INFO: task kworker/1:500:5743 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.820748][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.820819][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.820862][ T32] Call trace: [ 1352.820914][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.820990][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 2 printk messages dropped ** [ 1352.821117][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1352.821449][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.821659][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.822012][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1352.822287][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 7 printk messages dropped ** [ 1352.822554][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1352.822849][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.844616][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.844981][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.845101][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.845230][ T32] r5:00001000 r4:ec673000 [ 1352.845256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.845431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.845488][ T32] r5:857eeb8c r4:857ee800 [ 1352.845511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.845560][ T32] r7:ddde2d80 r6:83018200 r5:857eeb8c r4:85554480 [ 1352.845605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.845655][ T32] r10:61c88647 r9:8582a400 r8:855544ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.845723][ T32] r4:85554480 [ 1352.845747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.845794][ T32] r10:00000000 r9:85554480 r8:80287e08 r7:ec649e60 r6:854e3f80 r5:8582a400 [ 1352.845816][ T32] r4:00000001 [ 1352.845858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.845900][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1352.845931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.845960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.845985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.846014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.846036][ T32] r4:8544f0c0 [ 1352.846470][ T32] INFO: task kworker/1:501:5745 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1352.846514][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.846616][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.846680][ T32] Call trace: [ 1352.846712][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.846762][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1352.846786][ T32] r4:00000000 [ 1352.846819][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.846862][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.846892][ T32] dd20: a55b1000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 4 printk messages dropped ** [ 1352.847073][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1352.847363][ T32] r5:00001000 r4:e0447000 ** 9 printk messages dropped ** [ 1352.847826][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 13 printk messages dropped ** [ 1352.848433][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.848938][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1352.849278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1352.850289][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.850782][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.850885][ T32] dd20: a55b1000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.850993][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.851021][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.851045][ T32] r5:800f0113 r4:80239bb0 [ 1352.851089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.851131][ T32] r4:82ac21e4 [ 1352.851177][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.851234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.851272][ T32] r4:e043ddc0 [ 1352.851295][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.851341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.851365][ T32] r4:00000000 [ 1352.851389][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.851435][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.851463][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.851505][ T32] r5:00001000 r4:e0447000 [ 1352.851525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.851563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.851604][ T32] r5:84b4f38c r4:84b4f000 [ 1352.851623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.851709][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.851785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.851836][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.852047][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) ** 12 printk messages dropped ** [ 1352.852713][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1352.873833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544f3c0 ** 7 printk messages dropped ** [ 1352.874250][ T32] r5:857ef78c r4:857ef400 ** 7 printk messages dropped ** [ 1352.874989][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1352.875836][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1352.877058][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1352.878500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1352.879567][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1352.880431][ T32] r5:857eff8c r4:857efc00 ** 4 printk messages dropped ** [ 1352.880631][ T32] r4:85554600 ** 8 printk messages dropped ** [ 1352.881132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.881960][ T32] r4:00000000 [ 1352.882048][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.882092][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1352.882121][ T32] dd20: a55b1000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1352.882149][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1352.882250][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1352.882390][ T32] r5:800f0113 r4:80239bb0 [ 1352.882415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.882557][ T32] r4:82ac21e4 [ 1352.882601][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.882688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1352.882727][ T32] r4:e043ddc0 [ 1352.882852][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1352.882899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1352.882961][ T32] r4:00000000 [ 1352.905458][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1352.905562][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1352.905587][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.905634][ T32] r5:00001000 r4:e0447000 [ 1352.905677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.905725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.905769][ T32] r5:84b4f38c r4:84b4f000 [ 1352.905789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.905850][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.905875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.905924][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.905948][ T32] r4:84aecb80 [ 1352.905968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.906016][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.906038][ T32] r4:00000001 [ 1352.906057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.906094][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.906139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.906172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.906250][ T32] r4:84b0e300 ** 5 printk messages dropped ** [ 1352.906499][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.906799][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.907101][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.907355][ T32] r5:857efb8c r4:857ef800 [ 1352.907391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.907507][ T32] r10:61c88647 r9:8582e000 r8:855546ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.907844][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.908681][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.908893][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff ** 5 printk messages dropped ** [ 1352.909178][ T32] r4:e043ddc0 ** 5 printk messages dropped ** [ 1352.909472][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1352.909949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.909994][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.910017][ T32] r4:00000001 [ 1352.910035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.910071][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.910099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.910127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.910155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.910184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.910238][ T32] r4:84b0e300 [ 1352.910283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.910311][ T32] INFO: task kworker/0:803:5759 blocked for more than 479 seconds. ** 5 printk messages dropped ** [ 1352.910607][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1352.911048][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.911583][ T32] r5:8584478c r4:85844400 [ 1352.911601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1352.911665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.911995][ T32] Exception stack(0xec671fb0 to 0xec671ff8) ** 5 printk messages dropped ** [ 1352.912343][ T32] INFO: task kworker/0:803:5759 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 8 printk messages dropped ** [ 1352.935698][ T32] dd20: a5efe000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1352.936069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1352.936579][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.936882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.937216][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.937634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 ** 8 printk messages dropped ** [ 1352.937923][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1352.938155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.938472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.939302][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1352.939617][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1352.939865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 6 printk messages dropped ** [ 1352.940166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.940223][ T32] r5:84b4f38c r4:84b4f000 [ 1352.940245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.940321][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.940347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.940432][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.940484][ T32] r4:84aecb80 [ 1352.940532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.940582][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.940604][ T32] r4:00000001 [ 1352.940648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.940687][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.940713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.940853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.940884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.940913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.940934][ T32] r4:84b0e300 [ 1352.940955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.940980][ T32] INFO: task kworker/1:506:5763 blocked for more than 479 seconds. [ 1352.941033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.941087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.941111][ T32] task:kworker/1:506 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.941202][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.941320][ T32] Call trace: [ 1352.941401][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.941451][ T32] r10:8291a684 r9:ec705d84 r8:00000002 r7:60000113 r6:ec705d8c r5:85010000 [ 1352.941474][ T32] r4:85010000 [ 1352.941493][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.941535][ T32] r5:85010000 r4:8291a680 [ 1352.941556][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.941593][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.941634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1352.941669][ T32] r4:00000000 [ 1352.941692][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1352.941727][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1352.941759][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.942146][ T32] r5:857f078c r4:857f0400 ** 3 printk messages dropped ** [ 1352.942295][ T32] r10:61c88647 r9:85010000 r8:8555472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1352.959713][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.959945][ T32] dd20: a619b000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1352.960250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 3 printk messages dropped ** [ 1352.960361][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.960410][ T32] r5:00001000 r4:e0447000 [ 1352.960429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.960494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.960542][ T32] r5:84b4f38c r4:84b4f000 [ 1352.960564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.960611][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1352.960631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.960677][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.960700][ T32] r4:84aecb80 [ 1352.960719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.960764][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1352.960786][ T32] r4:00000001 [ 1352.960807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.960841][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1352.960868][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.961279][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1352.961354][ T32] r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:857b2400 [ 1352.961378][ T32] r4:857b2400 [ 1352.961405][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.961447][ T32] r5:857b2400 r4:8291a680 [ 1352.961467][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.961505][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.961767][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.962015][ T32] r5:85844b8c r4:85844800 ** 6 printk messages dropped ** [ 1352.962256][ T32] r10:00000000 r9:85446480 r8:80287e08 r7:ec701e60 r6:85554780 r5:857b2400 ** 20 printk messages dropped ** [ 1352.982869][ T32] r5:800f0113 r4:80239bb0 ** 13 printk messages dropped ** [ 1352.983785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1352.985026][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1352.985772][ T32] r9:83018205 r8:857b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 12 printk messages dropped ** [ 1352.986380][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1352.987839][ T32] Call trace: ** 8 printk messages dropped ** [ 1352.989764][ T32] r5:800f0113 r4:80239bb0 ** 12 printk messages dropped ** [ 1352.990492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1352.991565][ T32] r4:84b0e300 ** 11 printk messages dropped ** [ 1352.992892][ T32] r5:857b3000 r4:8291a680 ** 11 printk messages dropped ** [ 1353.021444][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1353.021960][ T32] r10:61c88647 r9:857b3000 r8:8544652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.022025][ T32] r4:85446500 [ 1353.022062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.022141][ T32] r10:00000000 r9:85446500 r8:80287e08 r7:ec701e60 r6:85554900 r5:857b3000 [ 1353.022180][ T32] r4:00000001 [ 1353.022233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.022300][ T32] Exception stack(0xec719fb0 to 0xec719ff8) [ 1353.022350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.022407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.022454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.022502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.022553][ T32] r4:8543d640 [ 1353.030857][ T32] INFO: task kworker/0:806:5768 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.031061][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.031217][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.031339][ T32] Call trace: [ 1353.031423][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.031575][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.031645][ T32] r4:00000000 [ 1353.031689][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.031761][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.031812][ T32] dd20: a6918000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1353.031859][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 ** 1 printk messages dropped ** [ 1353.031964][ T32] r5:800f0113 r4:80239bb0 ** 16 printk messages dropped ** [ 1353.048088][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 15 printk messages dropped ** [ 1353.049032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1353.049990][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1353.050618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.050979][ T32] r4:85446580 ** 10 printk messages dropped ** [ 1353.052193][ T32] INFO: task kworker/0:807:5770 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 18 printk messages dropped ** [ 1353.064747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 20 printk messages dropped ** [ 1353.067398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 17 printk messages dropped ** [ 1353.069953][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1353.071168][ T32] r5:85845f8c r4:85845c00 ** 6 printk messages dropped ** [ 1353.071885][ T32] r10:00000000 r9:85446600 r8:80287e08 r7:ec719e60 r6:85554a00 r5:857b6000 ** 17 printk messages dropped ** [ 1353.100441][ T32] dd20: a6d6b000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 9 printk messages dropped ** [ 1353.101432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1353.101989][ T32] r4:00000000 [ 1353.102048][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.102140][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1353.102395][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.102522][ T32] r5:00001000 r4:e0447000 [ 1353.102566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.102942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.120630][ T32] r5:84b4f38c r4:84b4f000 [ 1353.120684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.120764][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1353.120786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.120949][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.120978][ T32] r4:84aecb80 [ 1353.121000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.121052][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1353.121138][ T32] r4:00000001 [ 1353.121168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.121222][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1353.121258][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.121330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.121392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.121425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.121450][ T32] r4:84b0e300 [ 1353.121476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.121507][ T32] INFO: task kworker/0:809:5774 blocked for more than 479 seconds. [ 1353.121542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.121569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.121653][ T32] task:kworker/0:809 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.121721][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.121798][ T32] Call trace: [ 1353.121831][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1353.121902][ T32] r10:8291a684 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:857b6c00 [ 1353.121930][ T32] r4:857b6c00 [ 1353.121951][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.121996][ T32] r5:857b6c00 r4:8291a680 [ 1353.122016][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.122054][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.122095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 ** 3 printk messages dropped ** [ 1353.122251][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1353.122727][ T32] r5:85845b8c r4:85845800 [ 1353.122753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.137117][ T32] r10:00000000 r9:85446680 r8:80287e08 r7:ec721e60 r6:85554a80 r5:857b6c00 ** 9 printk messages dropped ** [ 1353.138078][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1353.139211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 10 printk messages dropped ** [ 1353.140405][ T32] r5:84b4f38c r4:84b4f000 ** 6 printk messages dropped ** [ 1353.141170][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 ** 9 printk messages dropped ** [ 1353.141585][ T32] INFO: task kworker/1:508:5776 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.142198][ T32] r4:857b4800 ** 4 printk messages dropped ** [ 1353.152884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 ** 8 printk messages dropped ** [ 1353.154213][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1353.154377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1353.154563][ T32] r4:85554b00 [ 1353.154583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.154628][ T32] r10:00000000 r9:85554b00 r8:80287e08 r7:ec705e60 r6:85554b80 r5:857b4800 [ 1353.154650][ T32] r4:00000001 [ 1353.154695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.154776][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1353.154811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.154881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.154914][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.155001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.155027][ T32] r4:8544f740 [ 1353.155449][ T32] INFO: task kworker/1:508:5776 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.155490][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.155592][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.155646][ T32] Call trace: [ 1353.155678][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.155728][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.155752][ T32] r4:00000000 [ 1353.155772][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.155821][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.155870][ T32] dd20: a71e8000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1353.155902][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1353.155987][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1353.156016][ T32] r5:800f0113 r4:80239bb0 [ 1353.156037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.156077][ T32] r4:82ac21e4 [ 1353.156098][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1353.156160][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1353.157261][ T32] r5:00001000 r4:e0447000 ** 4 printk messages dropped ** [ 1353.157663][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 6 printk messages dropped ** [ 1353.158436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1353.158753][ T32] INFO: task kworker/1:509:5779 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1353.159509][ T32] r4:85868000 ** 4 printk messages dropped ** [ 1353.159787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec72de08 ** 8 printk messages dropped ** [ 1353.160590][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1353.160759][ T32] r5:857f0f8c r4:857f0c00 [ 1353.160794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1353.161002][ T32] r10:00000000 r9:85554c00 r8:80287e08 r7:ec715e60 r6:85554c80 r5:85868000 ** 2 printk messages dropped ** [ 1353.161165][ T32] Exception stack(0xec72dfb0 to 0xec72dff8) [ 1353.161195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.161222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.161277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.161335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.161358][ T32] r4:84a2c5c0 [ 1353.161611][ T32] INFO: task kworker/1:509:5779 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.161726][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.161793][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.161861][ T32] Call trace: [ 1353.161971][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.162026][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.162051][ T32] r4:00000000 [ 1353.162070][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.162108][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.162136][ T32] dd20: a71e8000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1353.162164][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1353.162188][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1353.162254][ T32] r5:800f0113 r4:80239bb0 [ 1353.162298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.162342][ T32] r4:82ac21e4 [ 1353.162363][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.162412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1353.162435][ T32] r4:e043ddc0 [ 1353.162483][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.162560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1353.162632][ T32] r4:00000000 [ 1353.162682][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1353.162761][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1353.194082][ T32] r4:84aecb80 ** 2 printk messages dropped ** [ 1353.194267][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.194462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.194832][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.195180][ T32] r5:85868c00 r4:8291a680 ** 5 printk messages dropped ** [ 1353.195428][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.195809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.195856][ T32] r5:8584638c r4:85846000 [ 1353.195878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.196037][ T32] r10:61c88647 r9:85868c00 r8:8544672c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1353.196345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1353.197076][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.197400][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1353.197656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 8 printk messages dropped ** [ 1353.198082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1353.198658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1353.199075][ T32] task:kworker/0:811 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1353.199749][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.200137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1353.200300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1353.200767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1353.200823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.200845][ T32] r4:8543dd40 [ 1353.201076][ T32] INFO: task kworker/0:811:5782 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.201111][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.201348][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.201439][ T32] Call trace: [ 1353.201502][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.201553][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.201577][ T32] r4:00000000 [ 1353.201596][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.201720][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.201786][ T32] dd20: a79fc000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1353.201817][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1353.201842][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1353.201917][ T32] r5:800f0113 r4:80239bb0 [ 1353.201941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.202006][ T32] r4:82ac21e4 [ 1353.202030][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.202073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1353.202101][ T32] r4:e043ddc0 [ 1353.202122][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.202168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1353.202191][ T32] r4:00000000 [ 1353.202210][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.202279][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1353.202305][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.202397][ T32] r5:00001000 r4:e0447000 [ 1353.202421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.202462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.202503][ T32] r5:84b4f38c r4:84b4f000 [ 1353.202532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.202606][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1353.202650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.202700][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.202722][ T32] r4:84aecb80 [ 1353.202742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.202813][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1353.202843][ T32] r4:00000001 [ 1353.202863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.202929][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1353.223565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.223681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.223715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.223780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.223812][ T32] r4:84b0e300 [ 1353.223859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.223895][ T32] INFO: task kworker/0:812:5783 blocked for more than 479 seconds. [ 1353.223932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.223990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.224017][ T32] task:kworker/0:812 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.224092][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.224198][ T32] Call trace: [ 1353.224237][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1353.224319][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:8586b000 [ 1353.224348][ T32] r4:8586b000 [ 1353.224396][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.224449][ T32] r5:8586b000 r4:8291a680 [ 1353.224471][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.224516][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.224559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1353.224583][ T32] r4:00000000 [ 1353.224603][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1353.224637][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1353.224716][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.224790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458180 [ 1353.224841][ T32] r4:00000000 [ 1353.224866][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.224917][ T32] r9:83018005 r8:8586b000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1353.224940][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.224985][ T32] r5:00001000 r4:eba1b000 [ 1353.225005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.225046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.225103][ T32] r5:8584738c r4:85847000 [ 1353.225186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.225241][ T32] r7:dddced80 r6:83018000 r5:8584738c r4:85446800 [ 1353.225264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.225393][ T32] r10:61c88647 r9:8586b000 r8:8544682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.225424][ T32] r4:85446800 [ 1353.225446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.225495][ T32] r10:00000000 r9:85446800 r8:80287e08 r7:ec739e60 r6:85554e00 r5:8586b000 [ 1353.225558][ T32] r4:00000001 [ 1353.225582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.225645][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1353.225701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.225732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.225769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.225832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.225859][ T32] r4:8543dd40 [ 1353.226281][ T32] INFO: task kworker/0:812:5783 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.226320][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.226379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.226683][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 7 printk messages dropped ** [ 1353.226987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 10 printk messages dropped ** [ 1353.227440][ T32] r5:84b4f38c r4:84b4f000 ** 5 printk messages dropped ** [ 1353.227673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1353.228141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1353.228546][ T32] r4:8586c800 ** 4 printk messages dropped ** [ 1353.228708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 ** 7 printk messages dropped ** [ 1353.229024][ T32] r9:83018005 r8:8586c800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1353.229227][ T32] r5:85846b8c r4:85846800 ** 3 printk messages dropped ** [ 1353.229437][ T32] r10:61c88647 r9:8586c800 r8:854468ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1353.229662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.230475][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 ** 8 printk messages dropped ** [ 1353.230809][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1353.230988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 ** 11 printk messages dropped ** [ 1353.231495][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1353.231756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.231797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.231826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.231855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.231877][ T32] r4:84b0e300 [ 1353.231897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.231921][ T32] INFO: task kworker/0:814:5787 blocked for more than 479 seconds. [ 1353.231988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.232094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.232120][ T32] task:kworker/0:814 state:D stack:0 pid:5787 tgid:5787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.232170][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.232211][ T32] Call trace: [ 1353.232241][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1353.232290][ T32] r10:8291a684 r9:ec74dd84 r8:00000002 r7:60000013 r6:ec74dd8c r5:85869800 [ 1353.232313][ T32] r4:85869800 [ 1353.232332][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.232375][ T32] r5:85869800 r4:8291a680 [ 1353.232401][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.232440][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.232499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec74de08 [ 1353.232525][ T32] r4:00000000 [ 1353.232545][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1353.232580][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1353.232615][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.232654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458040 [ 1353.232712][ T32] r4:00000000 [ 1353.232732][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.232775][ T32] r9:83018005 r8:85869800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1353.232798][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.232854][ T32] r5:00001000 r4:eb9e9000 [ 1353.232879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.232920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.232961][ T32] r5:85846f8c r4:85846c00 [ 1353.233029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.256274][ T32] r7:dddced80 r6:83018000 r5:85846f8c r4:85446900 [ 1353.256332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.256418][ T32] r10:61c88647 r9:85869800 r8:8544692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.256468][ T32] r4:85446900 [ 1353.256539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.256591][ T32] r10:00000000 r9:85446900 r8:80287e08 r7:ec73de60 r6:85554f00 r5:85869800 [ 1353.256642][ T32] r4:00000001 [ 1353.256666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.256704][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) [ 1353.256751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.256808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.256839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.256867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.256889][ T32] r4:85458080 ** 1 printk messages dropped ** [ 1353.257366][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1353.257928][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1353.258067][ T32] r4:e043ddc0 ** 6 printk messages dropped ** [ 1353.258413][ T32] r5:00001000 r4:e0447000 ** 4 printk messages dropped ** [ 1353.258701][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 ** 8 printk messages dropped ** [ 1353.259111][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.259546][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.259746][ T32] r5:8586d400 r4:8291a680 ** 5 printk messages dropped ** [ 1353.259918][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1353.260474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1353.260661][ T32] r7:dddced80 r6:83018000 r5:8584778c r4:85446980 ** 4 printk messages dropped ** [ 1353.260891][ T32] r10:00000000 r9:85446980 r8:80287e08 r7:ec73de60 r6:85554f80 r5:8586d400 ** 8 printk messages dropped ** [ 1353.261404][ T32] INFO: task kworker/0:815:5790 is blocked on a mutex likely owned by task kworker/0:174:3633. ** 8 printk messages dropped ** [ 1353.261805][ T32] dd20: a8003000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 7 printk messages dropped ** [ 1353.262051][ T32] r4:e043ddc0 ** 5 printk messages dropped ** [ 1353.262266][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1353.262656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1353.262919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.282768][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1353.283667][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1353.284042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458540 ** 7 printk messages dropped ** [ 1353.284397][ T32] r5:85847f8c r4:85847c00 ** 1 printk messages dropped ** [ 1353.284468][ T32] r7:dddced80 r6:83018000 r5:85847f8c r4:85446a00 ** 5 printk messages dropped ** [ 1353.284644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1353.284845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1353.285582][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.285772][ T32] Exception stack(0xe043dd28 to 0xe043dd70) ** 5 printk messages dropped ** [ 1353.286033][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1353.286271][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.286706][ T32] r5:84b4f38c r4:84b4f000 ** 3 printk messages dropped ** [ 1353.286927][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.286950][ T32] r4:84aecb80 [ 1353.287007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.287056][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1353.287079][ T32] r4:00000001 [ 1353.287122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.287163][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1353.287296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.287329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.287431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.287472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.287596][ T32] r4:84b0e300 [ 1353.287697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.287777][ T32] INFO: task kworker/0:817:5794 blocked for more than 479 seconds. [ 1353.287889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.287918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.287940][ T32] task:kworker/0:817 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.288040][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.288089][ T32] Call trace: [ 1353.288120][ T32] [<81a53264>] (__schedule) from [<81a541e8>] (schedule+0x2c/0x130) [ 1353.288167][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000013 r6:ec75dd8c r5:8586ec00 [ 1353.288260][ T32] r4:8586ec00 [ 1353.288309][ T32] [<81a541bc>] (schedule) from [<81a545d0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.288355][ T32] r5:8586ec00 r4:8291a680 [ 1353.288375][ T32] [<81a545b8>] (schedule_preempt_disabled) from [<81a56cb4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.288430][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.288500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 [ 1353.288542][ T32] r4:00000000 [ 1353.288565][ T32] [<81a5716c>] (__mutex_lock_slowpath) from [<81a571c0>] (mutex_lock+0x3c/0x40) [ 1353.288626][ T32] [<81a57184>] (mutex_lock) from [<804e7848>] (_vm_unmap_aliases+0x68/0x240) [ 1353.288665][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.288706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458480 [ 1353.288746][ T32] r4:00000000 [ 1353.288797][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.288908][ T32] r9:83018005 r8:8586ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1353.288988][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.289062][ T32] r5:00001000 r4:eba53000 [ 1353.289088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.289129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.289197][ T32] r5:85847b8c r4:85847800 [ 1353.289271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.289341][ T32] r7:dddced80 r6:83018000 r5:85847b8c r4:85446a80 [ 1353.289362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.289416][ T32] r10:61c88647 r9:8586ec00 r8:85446aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.289440][ T32] r4:85446a80 [ 1353.289488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.289537][ T32] r10:00000000 r9:85446a80 r8:80287e08 r7:ec759e60 r6:854b1080 r5:8586ec00 [ 1353.289654][ T32] r4:00000001 [ 1353.289677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.289713][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) [ 1353.289739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.289872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.289920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.289951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.289978][ T32] r4:85458400 [ 1353.290251][ T32] INFO: task kworker/0:817:5794 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.290313][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.290376][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.290453][ T32] Call trace: [ 1353.290848][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.290900][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.290924][ T32] r4:00000000 [ 1353.290944][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.290983][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.291011][ T32] dd20: a83ba000 e0435000 00000001 80239b98 7f4e1000 00000001 [ 1353.291083][ T32] dd40: 82ac15a0 7f4e1000 e0435000 8280c928 82ac21c4 e043dda4 e043dda8 e043dd78 [ 1353.291151][ T32] dd60: 80230ad0 80239bb0 800f0113 ffffffff [ 1353.291204][ T32] r5:800f0113 r4:80239bb0 [ 1353.291229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e761c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.291270][ T32] r4:82ac21e4 [ 1353.291316][ T32] [<804e740c>] (__purge_vmap_area_lazy) from [<804e79c4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.291360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 [ 1353.291383][ T32] r4:e043ddc0 [ 1353.291438][ T32] [<804e77e0>] (_vm_unmap_aliases) from [<804eb728>] (vfree+0x168/0x204) [ 1353.291485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b0e1c0 [ 1353.291531][ T32] r4:00000000 [ 1353.291554][ T32] [<804eb5c0>] (vfree) from [<8054b0fc>] (execmem_free+0x30/0x50) [ 1353.291599][ T32] r9:83018005 r8:84a4b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1353.291647][ T32] [<8054b0cc>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.291743][ T32] r5:00001000 r4:e0447000 [ 1353.291767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.291831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.291876][ T32] r5:84b4f38c r4:84b4f000 [ 1353.291923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.291973][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1353.291995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.292040][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.292063][ T32] r4:84aecb80 [ 1353.292110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.292160][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1353.292182][ T32] r4:00000001 [ 1353.292202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.292237][ T32] Exception stack(0xe043dfb0 to 0xe043dff8) [ 1353.292276][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1353.292333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1353.323473][ T32] [<81a569b4>] (__mutex_lock.constprop.0) from [<81a57180>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1353.324222][ T32] r5:8584838c r4:85848000 ** 1 printk messages dropped ** [ 1353.324302][ T32] r7:dddced80 r6:83018000 r5:8584838c r4:85446b00 ** 5 printk messages dropped ** [ 1353.324582][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1353.324813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.324860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.324893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.324941][ T32] r4:854584c0 [ 1353.325465][ T32] INFO: task kworker/0:818:5796 is blocked on a mutex likely owned by task kworker/0:174:3633. [ 1353.325510][ T32] task:kworker/0:174 state:R running task stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.325584][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.325634][ T32] Call trace: [ 1353.325666][ T32] [<81a53264>] (__schedule) from [<81a5461c>] (preempt_schedule_irq+0x40/0xa8) [ 1353.325717][ T32] r10:82ac21c4 r9:84a4b000 r8:80200be4 r7:e043dd5c r6:ffffffff r5:84a4b000 [ 1353.325740][ T32] r4:00000000 [ 1353.325790][ T32] [<81a545dc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.325836][ T32] Exception stack(0xe043dd28 to 0xe043dd70) [ 1353.325915][ T32] dd20: a8ae4000 e0435000 00000001 80239b98 7f4e1000 00000001 ** 6 printk messages dropped ** [ 1353.326146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e043ddc0 r5:e043de08 ** 12 printk messages dropped ** [ 1353.326794][ T32] r7:dddced80 r6:83018000 r5:84b4f38c r4:84aecb80 [ 1353.326814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.326860][ T32] r10:61c88647 r9:84a4b000 r8:84aecbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.326883][ T32] r4:84aecb80 [ 1353.326929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.326979][ T32] r10:00000000 r9:84aecb80 r8:80287e08 r7:e0431e60 r6:84aecc00 r5:84a4b000 [ 1353.327054][ T32] r4:00000001 [ 1353.327077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) VM DIAGNOSIS: 10:32:06 Registers: info registers vcpu 0 CPU#0 R00=b927b000 R01=e011d000 R02=00000001 R03=80239b98 R04=7f4dd000 R05=00000001 R06=82ac15a0 R07=7f4dd000 R08=e011d000 R09=8280c928 R10=82ac21c4 R11=e0105da4 R12=e0105da8 R13=e0105d78 R14=80230ad0 R15=80239bb0 PSR=80050013 N--- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c 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 info registers vcpu 1 CPU#1 R00=00000001 R01=60070013 R02=00000000 R03=000001ff R04=00000001 R05=00000000 R06=8295b320 R07=00000117 R08=00000000 R09=00000001 R10=8295b3bc R11=ebc21ebc R12=ebc21ec0 R13=ebc21eb0 R14=81a5c5f4 R15=8029ce18 PSR=60070013 -ZC- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff 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